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https://github.com/nzp-team/fteqw.git
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348a1024be
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@1300 fc73d0e0-1445-4013-8a0c-d673dee63da5
3779 lines
86 KiB
C
3779 lines
86 KiB
C
/*
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// draw.c -- this is the only file outside the refresh that touches the
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// vid buffer
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#include "quakedef.h"
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#ifdef RGLQUAKE
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#include "glquake.h"
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#include "shader.h"
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//#define GL_USE8BITTEX
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int glx, gly, glwidth, glheight;
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mesh_t draw_mesh;
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vec3_t draw_mesh_xyz[4];
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vec2_t draw_mesh_st[4];
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byte_vec4_t draw_mesh_colors[4];
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qbyte *uploadmemorybuffer;
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int sizeofuploadmemorybuffer;
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qbyte *uploadmemorybufferintermediate;
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int sizeofuploadmemorybufferintermediate;
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index_t r_quad_indexes[6] = {0, 1, 2, 0, 2, 3};
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extern qbyte gammatable[256];
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unsigned char *d_15to8table;
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qboolean inited15to8;
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extern cvar_t crosshair, crosshairimage, crosshairalpha, cl_crossx, cl_crossy, crosshaircolor, crosshairsize;
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static int filmtexture;
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extern cvar_t gl_nobind;
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extern cvar_t gl_max_size;
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extern cvar_t gl_picmip;
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extern cvar_t gl_lerpimages;
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extern cvar_t gl_picmip2d;
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extern cvar_t r_drawdisk;
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extern cvar_t gl_compress;
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extern cvar_t gl_font, gl_conback, gl_smoothfont, gl_fontedgeclamp;
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extern cvar_t gl_savecompressedtex;
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extern cvar_t gl_load24bit;
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#ifdef Q3SHADERS
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extern cvar_t gl_blend2d;
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shader_t *shader_console;
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#endif
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extern cvar_t con_ocranaleds;
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qbyte *draw_chars; // 8*8 graphic characters
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mpic_t *draw_disc;
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mpic_t *draw_backtile;
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int translate_texture;
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int char_texture, char_tex2, default_char_texture;
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int cs_texture; // crosshair texture
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extern int detailtexture;
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float custom_char_instep, default_char_instep; //to avoid blending issues
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float char_instep;
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static unsigned cs_data[16*16];
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typedef struct
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{
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int texnum;
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float sl, tl, sh, th;
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} glpic_t;
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qbyte conback_buffer[sizeof(mpic_t) + sizeof(glpic_t)];
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qbyte custconback_buffer[sizeof(mpic_t) + sizeof(glpic_t)];
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mpic_t *default_conback = (mpic_t *)&conback_buffer, *conback, *custom_conback = (mpic_t *)&custconback_buffer;
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#include "hash.h"
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hashtable_t gltexturetable;
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bucket_t *gltexturetablebuckets[256];
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int gl_lightmap_format = 4;
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int gl_solid_format = 3;
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int gl_alpha_format = 4;
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int gl_filter_min = GL_LINEAR_MIPMAP_NEAREST;
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int gl_filter_max = GL_LINEAR;
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int texels;
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typedef struct gltexture_s
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{
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int texnum;
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char identifier[64];
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int width, height, bpp;
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qboolean mipmap;
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struct gltexture_s *next;
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} gltexture_t;
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static gltexture_t *gltextures;
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/*
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=============================================================================
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scrap allocation
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Allocate all the little status bar obejcts into a single texture
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to crutch up stupid hardware / drivers
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=============================================================================
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*/
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#define MAX_SCRAPS 4
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#define BLOCK_WIDTH 256
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#define BLOCK_HEIGHT 256
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int scrap_allocated[MAX_SCRAPS][BLOCK_WIDTH];
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qbyte scrap_texels[MAX_SCRAPS][BLOCK_WIDTH*BLOCK_HEIGHT*4];
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qboolean scrap_dirty;
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int scrap_texnum;
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// returns a texture number and the position inside it
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int Scrap_AllocBlock (int w, int h, int *x, int *y)
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{
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int i, j;
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int best, best2;
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int texnum;
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for (texnum=0 ; texnum<MAX_SCRAPS ; texnum++)
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{
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best = BLOCK_HEIGHT;
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for (i=0 ; i<BLOCK_WIDTH-w ; i++)
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{
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best2 = 0;
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for (j=0 ; j<w ; j++)
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{
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if (scrap_allocated[texnum][i+j] >= best)
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break;
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if (scrap_allocated[texnum][i+j] > best2)
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best2 = scrap_allocated[texnum][i+j];
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}
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if (j == w)
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{ // this is a valid spot
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*x = i;
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*y = best = best2;
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}
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}
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if (best + h > BLOCK_HEIGHT)
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continue;
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for (i=0 ; i<w ; i++)
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scrap_allocated[texnum][*x + i] = best + h;
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return texnum;
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}
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Sys_Error ("Scrap_AllocBlock: full");
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return 0;
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}
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int scrap_uploads;
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void Scrap_Upload (void)
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{
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scrap_uploads++;
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GL_Bind(scrap_texnum);
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GL_Upload8 (scrap_texels[0], BLOCK_WIDTH, BLOCK_HEIGHT, false, true);
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scrap_dirty = false;
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}
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//=============================================================================
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/* Support Routines */
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typedef struct glcachepic_s
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{
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char name[MAX_QPATH];
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mpic_t pic;
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qbyte padding[32]; // for appended glpic
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} glcachepic_t;
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#define MAX_CACHED_PICS 512 //a temporary solution
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glcachepic_t glmenu_cachepics[MAX_CACHED_PICS];
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int glmenu_numcachepics;
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int pic_texels;
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int pic_count;
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mpic_t *GLDraw_IsCached(char *name)
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{
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glcachepic_t *pic;
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int i;
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for (pic=glmenu_cachepics, i=0 ; i<glmenu_numcachepics ; pic++, i++)
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if (!strcmp (name, pic->name))
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return &pic->pic;
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return NULL;
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}
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qboolean Draw_RealPicFromWad (mpic_t *out, char *name)
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{
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qpic_t *in;
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glpic_t *gl;
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int texnum;
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char name2[256];
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in = W_SafeGetLumpName (name);
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gl = (glpic_t *)out->data;
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if (in)
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{
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out->width = in->width;
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out->height = in->height;
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}
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else
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{ //default the size.
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out->width = 24; //hmm...?
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out->height = 24;
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}
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//standard names substitution
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texnum = Mod_LoadReplacementTexture(name, "wad", false, true, false);
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if (!in && !texnum) //try a q2 texture
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{
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sprintf(name2, "pics/%s", name);
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texnum = Mod_LoadHiResTexture(name2, NULL, false, true, false);
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qglDisable(GL_ALPHA_TEST);
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qglEnable(GL_BLEND); //make sure.
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}
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if (texnum)
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{
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if (!in)
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{
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out->width = image_width;
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out->height = image_height;
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}
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gl->texnum = texnum;
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gl->sl = 0;
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gl->sh = 1;
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gl->tl = 0;
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gl->th = 1;
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return true;
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}
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//all the others require an actual infile rather than a replacement image
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else if (!in)
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{
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return false;
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}
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// load little ones into the scrap
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else if (in->width < 64 && in->height < 64)
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{
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int x, y;
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int i, j, k;
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int texnum;
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texnum = Scrap_AllocBlock (in->width, in->height, &x, &y);
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scrap_dirty = true;
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k = 0;
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for (i=0 ; i<in->height ; i++)
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for (j=0 ; j<in->width ; j++, k++)
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scrap_texels[texnum][(y+i)*BLOCK_WIDTH + x + j] = in->data[k];
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texnum += scrap_texnum;
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gl->texnum = texnum;
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gl->sl = (x+0.01)/(float)BLOCK_WIDTH;
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gl->sh = (x+in->width-0.01)/(float)BLOCK_WIDTH;
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gl->tl = (y+0.01)/(float)BLOCK_WIDTH;
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gl->th = (y+in->height-0.01)/(float)BLOCK_WIDTH;
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pic_count++;
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pic_texels += in->width*in->height;
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}
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else
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{
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gl->texnum = GL_LoadPicTexture (in);
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gl->sl = 0;
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gl->sh = 1;
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gl->tl = 0;
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gl->th = 1;
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}
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return true;
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}
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char *failedpic; //easier this way
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mpic_t *GLDraw_SafePicFromWad (char *name)
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{
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int i;
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glcachepic_t *pic;
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for (pic=glmenu_cachepics, i=0 ; i<glmenu_numcachepics ; pic++, i++)
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if (!strcmp (name, pic->name))
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return &pic->pic;
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if (glmenu_numcachepics == MAX_CACHED_PICS)
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Sys_Error ("menu_numcachepics == MAX_CACHED_PICS");
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glmenu_numcachepics++;
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strcpy(pic->name, name);
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if (!Draw_RealPicFromWad(&pic->pic, name))
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{
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glmenu_numcachepics--;
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failedpic = name;
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return NULL;
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}
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return &pic->pic;
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}
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mpic_t *GLDraw_PicFromWad (char *name)
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{
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mpic_t *pic = GLDraw_SafePicFromWad (name);
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if (!pic)
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Sys_Error ("GLDraw_PicFromWad: failed to load %s", name);
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return pic;
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}
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mpic_t *GLDraw_SafeCachePic (char *path)
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{
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int height;
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qbyte *data;
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glcachepic_t *pic;
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int i;
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qpic_t *qpic;
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glpic_t *gl;
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for (pic=glmenu_cachepics, i=0 ; i<glmenu_numcachepics ; pic++, i++)
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if (!strcmp (path, pic->name))
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return &pic->pic;
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if (glmenu_numcachepics == MAX_CACHED_PICS)
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Sys_Error ("menu_numcachepics == MAX_CACHED_PICS");
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//
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// load the pic from disk
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//
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{
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char *mem;
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char alternatename[MAX_QPATH];
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_snprintf(alternatename, MAX_QPATH-1, "pics/%s.pcx", path);
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data = COM_LoadMallocFile (alternatename);
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if (data)
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{
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strcpy(pic->name, path);
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if ((mem = ReadPCXFile(data, com_filesize, &pic->pic.width, &height)))
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{
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pic->pic.height = height;
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gl = (glpic_t *)pic->pic.data;
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if (!(gl->texnum = Mod_LoadReplacementTexture(alternatename, "pics", false, true, false)))
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gl->texnum = GL_LoadTexture32(path, pic->pic.width, pic->pic.height, (unsigned *)mem, false, false);
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gl->sl = 0;
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gl->sh = 1;
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gl->tl = 0;
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gl->th = 1;
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BZ_Free(data);
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BZ_Free(mem);
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glmenu_numcachepics++;
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return &pic->pic;
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}
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BZ_Free(data);
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}
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}
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{
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char *mem;
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char alternatename[MAX_QPATH];
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_snprintf(alternatename, MAX_QPATH-1, "%s", path);
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data = COM_LoadMallocFile (alternatename);
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if (data)
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{
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strcpy(pic->name, path);
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mem = NULL;
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if (!mem)
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mem = ReadTargaFile((qbyte *)data, com_filesize, &pic->pic.width, &height, 0);
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#ifdef AVAIL_PNGLIB
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if (!mem);
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mem = ReadPNGFile((qbyte *)data, com_filesize, &pic->pic.width, &height);
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#endif
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#ifdef AVAIL_JPEGLIB
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if (!mem)
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mem = ReadJPEGFile((qbyte *)data, com_filesize, &pic->pic.width, &height);
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#endif
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if (!mem)
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mem = ReadPCXFile((qbyte *)data, com_filesize, &pic->pic.width, &height);
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pic->pic.height = height;
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if (mem)
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{
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gl = (glpic_t *)pic->pic.data;
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if (!(gl->texnum = Mod_LoadReplacementTexture(alternatename, NULL, false, true, false)))
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gl->texnum = GL_LoadTexture32(path, pic->pic.width, pic->pic.height, (unsigned *)mem, false, true);
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gl->sl = 0;
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gl->sh = 1;
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gl->tl = 0;
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gl->th = 1;
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BZ_Free(data);
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BZ_Free(mem);
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glmenu_numcachepics++;
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return &pic->pic;
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}
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BZ_Free(data);
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}
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}
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#ifdef AVAIL_JPEGLIB
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{
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char *mem;
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char alternatename[MAX_QPATH];
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_snprintf(alternatename, MAX_QPATH-1,"%s.jpg", path);
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data = COM_LoadMallocFile (alternatename);
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if (data)
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{
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strcpy(pic->name, path);
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if ((mem = ReadJPEGFile(data, com_filesize, &pic->pic.width, &height)))
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{
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pic->pic.height = height;
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gl = (glpic_t *)pic->pic.data;
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if (!(gl->texnum = Mod_LoadReplacementTexture(alternatename, NULL, false, true, false)))
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gl->texnum = GL_LoadTexture32(path, pic->pic.width, pic->pic.height, (unsigned *)mem, false, false);
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gl->sl = 0;
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gl->sh = 1;
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gl->tl = 0;
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gl->th = 1;
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BZ_Free(data);
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BZ_Free(mem);
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glmenu_numcachepics++;
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return &pic->pic;
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}
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BZ_Free(data);
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}
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}
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#endif
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/*
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{
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char *mem;
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char alternatename[MAX_QPATH];
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_snprintf(alternatename, MAX_QPATH-1,"%s.tga", path);
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dat = (qpic_t *)COM_LoadMallocFile (alternatename);
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if (dat)
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{
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strcpy(pic->name, path);
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if (mem = ReadTargaFile ((qbyte *)dat, com_filesize, &pic->pic.width, &pic->pic.height, false))
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{
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gl = (glpic_t *)pic->pic.data;
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if (!(gl->texnum = Mod_LoadReplacementTexture(alternatename, false, true)))
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gl->texnum = GL_LoadTexture32(path, pic->pic.width, pic->pic.height, (unsigned *)dat, false, true);
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gl->sl = 0;
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gl->sh = 1;
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gl->tl = 0;
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gl->th = 1;
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BZ_Free(dat);
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BZ_Free(mem);
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glmenu_numcachepics++;
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return &pic->pic;
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}
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BZ_Free(dat);
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}
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}
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*/
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qpic = (qpic_t *)COM_LoadTempFile (path);
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if (!qpic)
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{
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char alternatename[MAX_QPATH];
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sprintf(alternatename, "gfx/%s.lmp", path);
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qpic = (qpic_t *)COM_LoadTempFile (alternatename);
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if (!qpic)
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return GLDraw_SafePicFromWad(path);
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}
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SwapPic (qpic);
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if (((8+qpic->width*qpic->height+3)&(~3)) != ((com_filesize+3)&(~3))) //round up to the nearest 4.
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{ //the filesize didn't match what we were expecting, so it can't be a lmp. reject it.
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char alternatename[MAX_QPATH];
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sprintf(alternatename, "gfx/%s.lmp", path);
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qpic = (qpic_t *)COM_LoadTempFile (alternatename);
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if (!qpic)
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return GLDraw_SafePicFromWad(path);
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SwapPic (qpic);
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}
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{
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glmenu_numcachepics++;
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Q_strncpyz (pic->name, path, sizeof(pic->name));
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}
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pic->pic.width = qpic->width;
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pic->pic.height = qpic->height;
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gl = (glpic_t *)pic->pic.data;
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if (!(gl->texnum = Mod_LoadReplacementTexture(path, NULL, false, true, false)))
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gl->texnum = GL_LoadPicTexture (qpic);
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gl->sl = 0;
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gl->sh = 1;
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gl->tl = 0;
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gl->th = 1;
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return &pic->pic;
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}
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mpic_t *GLDraw_CachePic (char *path)
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{
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|
mpic_t *pic = GLDraw_SafeCachePic (path);
|
|
if (!pic)
|
|
Sys_Error ("GLDraw_CachePic: failed to load %s", path);
|
|
|
|
return pic;
|
|
}
|
|
|
|
void GLDraw_CharToConback (int num, qbyte *dest)
|
|
{
|
|
int row, col;
|
|
qbyte *source;
|
|
int drawline;
|
|
int x;
|
|
|
|
row = num>>4;
|
|
col = num&15;
|
|
source = draw_chars + (row<<10) + (col<<3);
|
|
|
|
drawline = 8;
|
|
|
|
while (drawline--)
|
|
{
|
|
for (x=0 ; x<8 ; x++)
|
|
if (source[x] != 255)
|
|
dest[x] = 0x60 + source[x];
|
|
source += 128;
|
|
dest += 320;
|
|
}
|
|
|
|
}
|
|
|
|
typedef struct
|
|
{
|
|
char *name;
|
|
int minimize, maximize;
|
|
} glmode_t;
|
|
|
|
glmode_t modes[] = {
|
|
{"GL_NEAREST", GL_NEAREST, GL_NEAREST},
|
|
{"GL_LINEAR", GL_LINEAR, GL_LINEAR},
|
|
{"GL_NEAREST_MIPMAP_NEAREST", GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST},
|
|
{"GL_LINEAR_MIPMAP_NEAREST", GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR},
|
|
{"GL_NEAREST_MIPMAP_LINEAR", GL_NEAREST_MIPMAP_LINEAR, GL_NEAREST},
|
|
{"GL_LINEAR_MIPMAP_LINEAR", GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR}
|
|
};
|
|
|
|
/*
|
|
===============
|
|
Draw_TextureMode_f
|
|
===============
|
|
*/
|
|
void GLDraw_TextureMode_f (void)
|
|
{
|
|
int i;
|
|
gltexture_t *glt;
|
|
|
|
if (Cmd_Argc() == 1)
|
|
{
|
|
for (i=0 ; i< 6 ; i++)
|
|
if (gl_filter_min == modes[i].minimize)
|
|
{
|
|
Con_Printf ("%s\n", modes[i].name);
|
|
return;
|
|
}
|
|
Con_Printf ("current filter is unknown???\n");
|
|
return;
|
|
}
|
|
|
|
for (i=0 ; i< 6 ; i++)
|
|
{
|
|
if (!Q_strcasecmp (modes[i].name, Cmd_Argv(1) ) )
|
|
break;
|
|
}
|
|
if (i == 6)
|
|
{
|
|
Con_Printf ("bad filter name\n");
|
|
return;
|
|
}
|
|
|
|
gl_filter_min = modes[i].minimize;
|
|
gl_filter_max = modes[i].maximize;
|
|
|
|
// change all the existing mipmap texture objects
|
|
for (glt=gltextures ; glt ; glt=glt->next)
|
|
{
|
|
if (glt->mipmap)
|
|
{
|
|
GL_Bind (glt->texnum);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef Q3SHADERS
|
|
#define FOG_TEXTURE_WIDTH 32
|
|
#define FOG_TEXTURE_HEIGHT 32
|
|
extern int r_fogtexture;
|
|
void GL_InitFogTexture (void)
|
|
{
|
|
qbyte data[FOG_TEXTURE_WIDTH*FOG_TEXTURE_HEIGHT];
|
|
int x, y;
|
|
float tw = 1.0f / ((float)FOG_TEXTURE_WIDTH - 1.0f);
|
|
float th = 1.0f / ((float)FOG_TEXTURE_HEIGHT - 1.0f);
|
|
float tx, ty, t;
|
|
|
|
if (r_fogtexture)
|
|
return;
|
|
|
|
//
|
|
// fog texture
|
|
//
|
|
for ( y = 0, ty = 0.0f; y < FOG_TEXTURE_HEIGHT; y++, ty += th )
|
|
{
|
|
for ( x = 0, tx = 0.0f; x < FOG_TEXTURE_WIDTH; x++, tx += tw )
|
|
{
|
|
t = (float)(sqrt( tx ) * 255.0);
|
|
data[x+y*FOG_TEXTURE_WIDTH] = (qbyte)(min( t, 255.0f ));
|
|
}
|
|
}
|
|
|
|
r_fogtexture = texture_extension_number++;
|
|
GL_Bind(r_fogtexture);
|
|
qglTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA, FOG_TEXTURE_WIDTH, FOG_TEXTURE_HEIGHT, 0, GL_ALPHA, GL_UNSIGNED_BYTE, data);
|
|
|
|
qglTexParameterf (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_max);
|
|
qglTexParameterf (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
|
|
qglTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
|
|
qglTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
|
|
}
|
|
#endif
|
|
/*
|
|
===============
|
|
Draw_Init
|
|
===============
|
|
*/
|
|
|
|
void GLDraw_ReInit (void)
|
|
{
|
|
int i;
|
|
qpic_t *cb;
|
|
qbyte *dest;
|
|
int x;
|
|
char ver[40];
|
|
glpic_t *gl;
|
|
qpic_t *bigfont;
|
|
int start;
|
|
qbyte *ncdata;
|
|
qbyte *tinyfont;
|
|
extern int solidskytexture;
|
|
extern int alphaskytexture;
|
|
extern int skyboxtex[6];
|
|
extern int lightmap_textures;
|
|
|
|
int maxtexsize;
|
|
|
|
gltexture_t *glt;
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: Closing old\n"));
|
|
while(gltextures)
|
|
{
|
|
glt = gltextures;
|
|
gltextures = gltextures->next;
|
|
BZ_Free(glt);
|
|
}
|
|
|
|
memset(gltexturetablebuckets, 0, sizeof(gltexturetablebuckets));
|
|
Hash_InitTable(&gltexturetable, sizeof(gltexturetablebuckets)/sizeof(gltexturetablebuckets[0]), gltexturetablebuckets);
|
|
|
|
|
|
texture_extension_number=1;
|
|
solidskytexture=0;
|
|
alphaskytexture=0;
|
|
skyboxtex[0] = 0; skyboxtex[1] = 0; skyboxtex[2] = 0; skyboxtex[3] = 0; skyboxtex[4] = 0; skyboxtex[5] = 0;
|
|
lightmap_textures=0;
|
|
filmtexture=0;
|
|
glmenu_numcachepics=0;
|
|
#ifdef Q3SHADERS
|
|
r_fogtexture=0;
|
|
#endif
|
|
GL_FlushBackEnd();
|
|
// GL_FlushSkinCache();
|
|
TRACE(("dbg: GLDraw_ReInit: GL_GAliasFlushSkinCache\n"));
|
|
GL_GAliasFlushSkinCache();
|
|
|
|
memset(scrap_allocated, 0, sizeof(scrap_allocated));
|
|
|
|
|
|
qglGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxtexsize);
|
|
if (gl_max_size.value > maxtexsize)
|
|
{
|
|
sprintf(ver, "%i", maxtexsize);
|
|
Cvar_ForceSet (&gl_max_size, ver);
|
|
}
|
|
|
|
if (maxtexsize < 2048) //this needs to be able to hold the image in unscaled form.
|
|
sizeofuploadmemorybufferintermediate = 2048*2048*4; //make sure we can load 2048*2048 images whatever happens.
|
|
else
|
|
sizeofuploadmemorybufferintermediate = maxtexsize*maxtexsize*4; //gl supports huge images, so so shall we.
|
|
|
|
//required to hold the image after scaling has occured
|
|
sizeofuploadmemorybuffer = maxtexsize*maxtexsize*4;
|
|
TRACE(("dbg: GLDraw_ReInit: Allocating upload buffers\n"));
|
|
uploadmemorybuffer = BZ_Realloc(uploadmemorybuffer, sizeofuploadmemorybuffer);
|
|
uploadmemorybufferintermediate = BZ_Realloc(uploadmemorybufferintermediate, sizeofuploadmemorybufferintermediate);
|
|
|
|
// load the console background and the charset
|
|
// by hand, because we need to write the version
|
|
// string into the background before turning
|
|
// it into a texture
|
|
draw_chars = W_SafeGetLumpName ("conchars");
|
|
if (draw_chars)
|
|
{
|
|
// add ocrana leds
|
|
if (con_ocranaleds.value)
|
|
{
|
|
if (con_ocranaleds.value != 2 || QCRC_Block(draw_chars, 128*128) == 798)
|
|
AddOcranaLEDsIndexed (draw_chars, 128, 128);
|
|
}
|
|
|
|
for (i=0 ; i<128*128 ; i++)
|
|
if (draw_chars[i] == 0)
|
|
draw_chars[i] = 255; // proper transparent color
|
|
}
|
|
|
|
// now turn them into textures
|
|
image_width = 0;
|
|
image_height = 0;
|
|
TRACE(("dbg: GLDraw_ReInit: looking for conchars\n"));
|
|
if (!(char_texture=Mod_LoadReplacementTexture("gfx/conchars.lmp", NULL, false, true, false))) //no high res
|
|
{
|
|
if (!draw_chars) //or low res.
|
|
{
|
|
if (!(char_texture=Mod_LoadHiResTexture("pics/conchars.pcx", NULL, false, true, false))) //try low res q2 path
|
|
if (!(char_texture=Mod_LoadHiResTexture("gfx/2d/bigchars.tga", NULL, false, true, false))) //try low res q2 path
|
|
{
|
|
|
|
//gulp... so it's come to this has it? rework the hexen2 conchars into the q1 system.
|
|
char *tempchars = COM_LoadMallocFile("gfx/menu/conchars.lmp");
|
|
char *in, *out;
|
|
if (tempchars)
|
|
{
|
|
draw_chars = BZ_Malloc(8*8*256*8);
|
|
|
|
out = draw_chars;
|
|
for (i = 0; i < 8*8; i+=1)
|
|
{
|
|
if ((i/8)&1)
|
|
{
|
|
in = tempchars + ((i)/8)*16*8*8+(i&7)*32*8 - 256*4+128;
|
|
for (x = 0; x < 16*8; x++)
|
|
*out++ = *in++;
|
|
}
|
|
else
|
|
{
|
|
in = tempchars + (i/8)*16*8*8+(i&7)*32*8;
|
|
for (x = 0; x < 16*8; x++)
|
|
*out++ = *in++;
|
|
}
|
|
}
|
|
for (i = 0; i < 8*8; i+=1)
|
|
{
|
|
if ((i/8)&1)
|
|
{
|
|
in = tempchars+128*128 + ((i)/8)*16*8*8+(i&7)*32*8 - 256*4+128;
|
|
for (x = 0; x < 16*8; x++)
|
|
*out++ = *in++;
|
|
}
|
|
else
|
|
{
|
|
in = tempchars+128*128 + (i/8)*16*8*8+(i&7)*32*8;
|
|
for (x = 0; x < 16*8; x++)
|
|
*out++ = *in++;
|
|
}
|
|
}
|
|
Z_Free(tempchars);
|
|
|
|
// add ocrana leds
|
|
if (con_ocranaleds.value && con_ocranaleds.value != 2)
|
|
AddOcranaLEDsIndexed (draw_chars, 128, 128);
|
|
|
|
for (i=0 ; i<128*128 ; i++)
|
|
if (draw_chars[i] == 0)
|
|
draw_chars[i] = 255; // proper transparent color
|
|
char_texture = GL_LoadTexture ("charset", 128, 128, draw_chars, false, true);
|
|
Z_Free(draw_chars);
|
|
draw_chars = NULL;
|
|
}
|
|
else
|
|
{
|
|
extern qbyte default_conchar[11356];
|
|
int width, height;
|
|
int i;
|
|
qbyte *image;
|
|
|
|
image = ReadTargaFile(default_conchar, sizeof(default_conchar), &width, &height, false);
|
|
for (i = 0; i < width*height; i++)
|
|
{
|
|
image[i*4+3] = image[i*4];
|
|
image[i*4+0] = 255;
|
|
image[i*4+1] = 255;
|
|
image[i*4+2] = 255;
|
|
}
|
|
char_texture = GL_LoadTexture32("charset", width, height, (void*)image, false, true);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
char_texture = GL_LoadTexture ("charset", 128, 128, draw_chars, false, true);
|
|
}
|
|
default_char_texture=char_texture;
|
|
//half a pixel
|
|
if (image_width)
|
|
custom_char_instep = default_char_instep = 0.5f/((image_width+image_height)/2); //you're an idiot if you use non-square conchars
|
|
else
|
|
custom_char_instep = default_char_instep = 0.5f/(128);
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: loaded charset\n"));
|
|
|
|
gl_font.modified = true;
|
|
|
|
gl_smoothfont.modified = 1;
|
|
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: GL_BeginRendering\n"));
|
|
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
|
|
TRACE(("dbg: GLDraw_ReInit: SCR_DrawLoading\n"));
|
|
|
|
GL_Set2D();
|
|
|
|
qglClear(GL_COLOR_BUFFER_BIT);
|
|
{
|
|
mpic_t *pic = Draw_SafeCachePic ("loading");
|
|
if (pic)
|
|
Draw_Pic ( (vid.width - pic->width)/2,
|
|
(vid.height - 48 - pic->height)/2, pic);
|
|
}
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: GL_EndRendering\n"));
|
|
GL_EndRendering ();
|
|
GL_DoSwap();
|
|
|
|
|
|
#ifdef Q3SHADERS
|
|
Shader_Init();
|
|
#endif
|
|
|
|
//now emit the conchars picture as if from a wad.
|
|
strcpy(glmenu_cachepics[glmenu_numcachepics].name, "conchars");
|
|
glmenu_cachepics[glmenu_numcachepics].pic.width = 128;
|
|
glmenu_cachepics[glmenu_numcachepics].pic.height = 128;
|
|
gl = (glpic_t *)&glmenu_cachepics[glmenu_numcachepics].pic.data;
|
|
gl->texnum = char_texture;
|
|
gl->sl = 0;
|
|
gl->tl = 0;
|
|
gl->sh = 1;
|
|
gl->th = 1;
|
|
glmenu_numcachepics++;
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: W_SafeGetLumpName\n"));
|
|
tinyfont = W_SafeGetLumpName ("tinyfont");
|
|
if (tinyfont)
|
|
{
|
|
for (i=0 ; i<128*32 ; i++)
|
|
if (tinyfont[i] == 0)
|
|
tinyfont[i] = 255; // proper transparent color
|
|
strcpy(glmenu_cachepics[glmenu_numcachepics].name, "tinyfont");
|
|
glmenu_cachepics[glmenu_numcachepics].pic.width = 128;
|
|
glmenu_cachepics[glmenu_numcachepics].pic.height = 32;
|
|
gl = (glpic_t *)&glmenu_cachepics[glmenu_numcachepics].pic.data;
|
|
gl->texnum = GL_LoadTexture ("tinyfont", 128, 32, tinyfont, false, true);
|
|
gl->sl = 0;
|
|
gl->tl = 0;
|
|
gl->sh = 1;
|
|
gl->th = 1;
|
|
glmenu_numcachepics++;
|
|
}
|
|
TRACE(("dbg: GLDraw_ReInit: gfx/menu/bigfont\n"));
|
|
bigfont = (qpic_t *)COM_LoadMallocFile ("gfx/menu/bigfont.lmp");
|
|
if (bigfont)
|
|
{
|
|
char *data;
|
|
data = bigfont->data;
|
|
for (i=0 ; i<bigfont->width*bigfont->height ; i++)
|
|
if (data[i] == 0)
|
|
data[i] = 255; // proper transparent color
|
|
strcpy(glmenu_cachepics[glmenu_numcachepics].name, "gfx/menu/bigfont.lmp");
|
|
glmenu_cachepics[glmenu_numcachepics].pic.width = bigfont->width;
|
|
glmenu_cachepics[glmenu_numcachepics].pic.height = bigfont->height;
|
|
gl = (glpic_t *)&glmenu_cachepics[glmenu_numcachepics].pic.data;
|
|
gl->texnum = GL_LoadTexture ("gfx/menu/bigfont.lmp", bigfont->width, bigfont->height, data, false, true);
|
|
gl->sl = 0;
|
|
gl->tl = 0;
|
|
gl->sh = 1;
|
|
gl->th = 1;
|
|
glmenu_numcachepics++;
|
|
}
|
|
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: gfx/conchars2.lmp\n"));
|
|
if (!(char_tex2=Mod_LoadReplacementTexture("gfx/conchars2.lmp", NULL, false, true, false)))
|
|
{
|
|
if (!draw_chars)
|
|
char_tex2 = char_texture;
|
|
else
|
|
char_tex2 = GL_LoadTexture ("charset", 128, 128, draw_chars, false, true);
|
|
}
|
|
|
|
cs_texture = texture_extension_number++;
|
|
crosshair.modified=true;
|
|
crosshairimage.modified = true;
|
|
|
|
GL_SetupSceneProcessingTextures();
|
|
|
|
start = Hunk_LowMark ();
|
|
conback = default_conback;
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: COM_FDepthFile(\"gfx/conback.lmp\", false)\n"));
|
|
if (COM_FDepthFile("gfx/conback.lmp", false) <= COM_FDepthFile("gfx/menu/conback.lmp", false))
|
|
cb = (qpic_t *)COM_LoadHunkFile ("gfx/conback.lmp");
|
|
else
|
|
cb = (qpic_t *)COM_LoadHunkFile ("gfx/menu/conback.lmp");
|
|
if (cb)
|
|
{
|
|
TRACE(("dbg: GLDraw_ReInit: conback opened\n"));
|
|
SwapPic (cb);
|
|
|
|
if (draw_chars)
|
|
{
|
|
#ifdef DISTRIBUTION
|
|
sprintf (ver, "%s %4.2f", DISTRIBUTION, VERSION);
|
|
#else
|
|
sprintf (ver, "%4.2f", VERSION);
|
|
#endif
|
|
dest = cb->data + 320 + 320*186 - 11 - 8*strlen(ver);
|
|
for (x=0 ; x<strlen(ver) ; x++)
|
|
GLDraw_CharToConback (ver[x], dest+(x<<3));
|
|
}
|
|
|
|
#if 0
|
|
conback->width = vid.conwidth;
|
|
conback->height = vid.conheight;
|
|
|
|
// scale console to vid size
|
|
dest = ncdata = Hunk_AllocName(vid.conwidth * vid.conheight, "conback");
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: conback loading\n");
|
|
for (y=0 ; y<vid.conheight ; y++, dest += vid.conwidth)
|
|
{
|
|
src = cb->data + cb->width * (y*cb->height/vid.conheight);
|
|
if (vid.conwidth == cb->width)
|
|
memcpy (dest, src, vid.conwidth);
|
|
else
|
|
{
|
|
f = 0;
|
|
fstep = cb->width*0x10000/vid.conwidth;
|
|
for (x=0 ; x<vid.conwidth ; x+=4)
|
|
{
|
|
dest[x] = src[f>>16];
|
|
f += fstep;
|
|
dest[x+1] = src[f>>16];
|
|
f += fstep;
|
|
dest[x+2] = src[f>>16];
|
|
f += fstep;
|
|
dest[x+3] = src[f>>16];
|
|
f += fstep;
|
|
}
|
|
}
|
|
}
|
|
#else
|
|
conback->width = cb->width;
|
|
conback->height = cb->height;
|
|
ncdata = cb->data;
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
ncdata = NULL;
|
|
}
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: conback loaded\n"));
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
|
|
|
|
gl = (glpic_t *)conback->data;
|
|
if (!(gl->texnum=Mod_LoadReplacementTexture("gfx/conback.lmp", NULL, false, true, false)))
|
|
{
|
|
if (!ncdata) //no fallback
|
|
{
|
|
if (!(gl->texnum=Mod_LoadHiResTexture("pics/conback.pcx", NULL, false, true, false)))
|
|
if (!(gl->texnum=Mod_LoadReplacementTexture("gfx/menu/conback.lmp", NULL, false, true, false)))
|
|
if (!(gl->texnum=Mod_LoadReplacementTexture("textures/sfx/logo512.jpg", NULL, false, false, false)))
|
|
{
|
|
int data = 0;
|
|
gl->texnum = GL_LoadTexture32("gfx/conback.lmp", 1, 1, (unsigned int *)&data, false, false);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
gl->texnum = GL_LoadTexture ("conback", conback->width, conback->height, ncdata, false, false);
|
|
}
|
|
}
|
|
gl->sl = 0;
|
|
gl->sh = 1;
|
|
gl->tl = 0;
|
|
gl->th = 1;
|
|
conback->width = vid.conwidth;
|
|
conback->height = vid.conheight;
|
|
|
|
memcpy(custconback_buffer, conback_buffer, sizeof(custconback_buffer));
|
|
|
|
custom_conback->width = vid.conwidth;
|
|
custom_conback->height = vid.conheight;
|
|
gl = (glpic_t *)custom_conback->data;
|
|
gl->texnum = 0;
|
|
gl->sl = 0;
|
|
gl->sh = 1;
|
|
gl->tl = 0;
|
|
gl->th = 1;
|
|
custom_conback->width = vid.conwidth;
|
|
custom_conback->height = vid.conheight;
|
|
|
|
gl_conback.modified = true;
|
|
|
|
// free loaded console
|
|
Hunk_FreeToLowMark (start);
|
|
|
|
// save a texture slot for translated picture
|
|
translate_texture = texture_extension_number++;
|
|
|
|
// save slots for scraps
|
|
scrap_texnum = texture_extension_number;
|
|
texture_extension_number += MAX_SCRAPS;
|
|
|
|
//
|
|
// get the other pics we need
|
|
//
|
|
TRACE(("dbg: GLDraw_ReInit: Draw_SafePicFromWad\n"));
|
|
draw_disc = Draw_SafePicFromWad ("disc");
|
|
draw_backtile = Draw_SafePicFromWad ("backtile");
|
|
if (!draw_backtile)
|
|
draw_backtile = Draw_SafeCachePic ("gfx/menu/backtile.lmp");
|
|
|
|
detailtexture = Mod_LoadHiResTexture("textures/detail", NULL, true, false, false);
|
|
|
|
inited15to8 = false;
|
|
|
|
qglClearColor (1,0,0,0);
|
|
|
|
TRACE(("dbg: GLDraw_ReInit: PPL_LoadSpecularFragmentProgram\n"));
|
|
PPL_CreateShaderObjects();
|
|
|
|
#ifdef PLUGINS
|
|
Plug_DrawReloadImages();
|
|
#endif
|
|
}
|
|
|
|
void GLDraw_Init (void)
|
|
{
|
|
|
|
memset(scrap_allocated, 0, sizeof(scrap_allocated));
|
|
|
|
Cmd_AddRemCommand ("gl_texturemode", &GLDraw_TextureMode_f);
|
|
|
|
GLDraw_ReInit();
|
|
|
|
R_BackendInit();
|
|
|
|
|
|
|
|
draw_mesh.numindexes = 6;
|
|
draw_mesh.indexes = r_quad_indexes;
|
|
draw_mesh.trneighbors = NULL;
|
|
|
|
draw_mesh.numvertexes = 4;
|
|
draw_mesh.xyz_array = draw_mesh_xyz;
|
|
draw_mesh.normals_array = NULL;
|
|
draw_mesh.st_array = draw_mesh_st;
|
|
draw_mesh.lmst_array = NULL;
|
|
|
|
}
|
|
void GLDraw_DeInit (void)
|
|
{
|
|
Cmd_RemoveCommand("gl_texturemode");
|
|
draw_disc = NULL;
|
|
|
|
if (uploadmemorybuffer)
|
|
BZ_Free(uploadmemorybuffer); //free the mem
|
|
if (uploadmemorybufferintermediate)
|
|
BZ_Free(uploadmemorybufferintermediate);
|
|
uploadmemorybuffer = NULL; //make sure we know it's free
|
|
uploadmemorybufferintermediate = NULL;
|
|
sizeofuploadmemorybuffer = 0; //and give a nice safe sys_error if we try using it.
|
|
sizeofuploadmemorybufferintermediate = 0;
|
|
|
|
#ifdef Q3SHADERS
|
|
Shader_Shutdown();
|
|
#endif
|
|
}
|
|
|
|
void GL_DrawAliasMesh (mesh_t *mesh, int texnum);
|
|
|
|
void GL_DrawMesh(mesh_t *msh, int texturenum)
|
|
{
|
|
GL_DrawAliasMesh(msh, texturenum);
|
|
}
|
|
|
|
|
|
/*
|
|
================
|
|
Draw_Character
|
|
|
|
Draws one 8*8 graphics character with 0 being transparent.
|
|
It can be clipped to the top of the screen to allow the console to be
|
|
smoothly scrolled off.
|
|
================
|
|
*/
|
|
void GLDraw_Character (int x, int y, unsigned int num)
|
|
{
|
|
int row, col;
|
|
float frow, fcol, size;
|
|
|
|
if (y <= -8)
|
|
return; // totally off screen
|
|
|
|
num &= 255;
|
|
|
|
if (num == 32)
|
|
return; // space
|
|
|
|
num &= 255;
|
|
|
|
row = num>>4;
|
|
col = num&15;
|
|
|
|
frow = row*0.0625;
|
|
fcol = col*0.0625;
|
|
size = 0.0625;
|
|
draw_mesh_xyz[0][0] = x;
|
|
draw_mesh_xyz[0][1] = y;
|
|
draw_mesh_st[0][0] = fcol;
|
|
draw_mesh_st[0][1] = frow;
|
|
|
|
draw_mesh_xyz[1][0] = x+8;
|
|
draw_mesh_xyz[1][1] = y;
|
|
draw_mesh_st[1][0] = fcol+size;
|
|
draw_mesh_st[1][1] = frow;
|
|
|
|
draw_mesh_xyz[2][0] = x+8;
|
|
draw_mesh_xyz[2][1] = y+8;
|
|
draw_mesh_st[2][0] = fcol+size;
|
|
draw_mesh_st[2][1] = frow+size;
|
|
|
|
draw_mesh_xyz[3][0] = x;
|
|
draw_mesh_xyz[3][1] = y+8;
|
|
draw_mesh_st[3][0] = fcol;
|
|
draw_mesh_st[3][1] = frow+size;
|
|
|
|
qglEnable(GL_BLEND);
|
|
qglDisable(GL_ALPHA_TEST);
|
|
|
|
if (num&CON_2NDCHARSETTEXT)
|
|
GL_DrawMesh(&draw_mesh, char_tex2);
|
|
else
|
|
GL_DrawMesh(&draw_mesh, char_texture);
|
|
|
|
/*#else
|
|
|
|
if (num&CON_2NDCHARSETTEXT)
|
|
GL_Bind (char_tex2);
|
|
else
|
|
GL_Bind (char_texture);
|
|
|
|
num &= 255;
|
|
|
|
row = num>>4;
|
|
col = num&15;
|
|
|
|
frow = row*0.0625+char_instep;
|
|
fcol = col*0.0625+char_instep;
|
|
size = 0.0625-char_instep*2;
|
|
qglEnable(GL_BLEND);
|
|
qglDisable(GL_ALPHA_TEST);
|
|
|
|
qglBegin (GL_QUADS);
|
|
qglTexCoord2f (fcol, frow);
|
|
qglVertex2f (x, y);
|
|
qglTexCoord2f (fcol + size, frow);
|
|
qglVertex2f (x+8, y);
|
|
qglTexCoord2f (fcol + size, frow + size);
|
|
qglVertex2f (x+8, y+8);
|
|
qglTexCoord2f (fcol, frow + size);
|
|
qglVertex2f (x, y+8);
|
|
qglEnd ();
|
|
|
|
#endif*/
|
|
}
|
|
|
|
void GLDraw_ColouredCharacter (int x, int y, unsigned int num)
|
|
{
|
|
int col;
|
|
|
|
if (num & CON_BLINKTEXT)
|
|
{
|
|
if ((int)(realtime*3) & 1)
|
|
return;
|
|
}
|
|
|
|
{
|
|
col = (num&CON_COLOURMASK)/256;
|
|
qglColor3f(consolecolours[col].r, consolecolours[col].g, consolecolours[col].b);
|
|
}
|
|
|
|
Draw_Character(x, y, num);
|
|
}
|
|
/*
|
|
================
|
|
Draw_String
|
|
================
|
|
*/
|
|
void GLDraw_String (int x, int y, const qbyte *str)
|
|
{
|
|
float xstart = x;
|
|
while (*str)
|
|
{
|
|
if (*str == '\n')
|
|
{
|
|
x = xstart;
|
|
y += 8;
|
|
str++;
|
|
continue;
|
|
}
|
|
Draw_Character (x, y, *str);
|
|
str++;
|
|
x += 8;
|
|
}
|
|
}
|
|
|
|
/*
|
|
================
|
|
Draw_Alt_String
|
|
================
|
|
*/
|
|
void GLDraw_Alt_String (int x, int y, const qbyte *str)
|
|
{
|
|
while (*str)
|
|
{
|
|
Draw_Character (x, y, (*str) | 0x80);
|
|
str++;
|
|
x += 8;
|
|
}
|
|
}
|
|
|
|
#include "crosshairs.dat"
|
|
void GLDraw_Crosshair(void)
|
|
{
|
|
int x, y;
|
|
int sc;
|
|
static int externalhair;
|
|
|
|
float x1, x2, y1, y2;
|
|
float size;
|
|
|
|
if (crosshair.value == 1 && !*crosshairimage.string)
|
|
{
|
|
for (sc = 0; sc < cl.splitclients; sc++)
|
|
{
|
|
SCR_CrosshairPosition(sc, &x, &y);
|
|
GLDraw_Character (x-4, y-4, '+');
|
|
}
|
|
return;
|
|
}
|
|
GL_TexEnv(GL_MODULATE);
|
|
|
|
if (*crosshairimage.string)
|
|
{
|
|
if (crosshairimage.modified)
|
|
{
|
|
crosshairimage.modified = false;
|
|
externalhair = Mod_LoadHiResTexture (crosshairimage.string, "crosshairs", false, true, true);
|
|
}
|
|
GL_Bind (externalhair);
|
|
|
|
qglEnable (GL_BLEND);
|
|
qglDisable(GL_ALPHA_TEST);
|
|
}
|
|
else if (crosshair.value)
|
|
{
|
|
GL_Bind (cs_texture);
|
|
|
|
if (crosshair.modified || crosshaircolor.modified || crosshair.value >= FIRSTANIMATEDCROSHAIR)
|
|
{
|
|
int c = d_8to24rgbtable[(qbyte) crosshaircolor.value];
|
|
int c2 = d_8to24rgbtable[(qbyte) crosshaircolor.value];
|
|
|
|
crosshair.modified = false;
|
|
crosshaircolor.modified = false;
|
|
|
|
#define Pix(x,y,c) { \
|
|
if (y+8<0)c=0; \
|
|
if (y+8>=16)c=0; \
|
|
if (x+8<0)c=0; \
|
|
if (x+8>=16)c=0; \
|
|
\
|
|
cs_data[(y+8)*16+(x+8)] = c; \
|
|
}
|
|
memset(cs_data, 0, sizeof(cs_data));
|
|
switch((int)crosshair.value)
|
|
{
|
|
default:
|
|
#include "crosshairs.dat"
|
|
}
|
|
GL_Upload32(NULL, cs_data, 16, 16, 0, true);
|
|
|
|
#undef Pix
|
|
}
|
|
if (crosshairsize.value <= 16)
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
|
|
}
|
|
else
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
|
}
|
|
|
|
if (crosshairalpha.value<1)
|
|
{
|
|
qglEnable (GL_BLEND);
|
|
qglDisable(GL_ALPHA_TEST);
|
|
}
|
|
else
|
|
{
|
|
qglDisable (GL_BLEND);
|
|
qglEnable(GL_ALPHA_TEST);
|
|
}
|
|
}
|
|
else
|
|
return;
|
|
|
|
qglColor4f(1, 1, 1, crosshairalpha.value);
|
|
|
|
for (sc = 0; sc < cl.splitclients; sc++)
|
|
{
|
|
SCR_CrosshairPosition(sc, &x, &y);
|
|
|
|
size = crosshairsize.value;
|
|
x1 = x - size;
|
|
x2 = x + size;
|
|
y1 = y - size;
|
|
y2 = y + size;
|
|
qglBegin (GL_QUADS);
|
|
qglTexCoord2f (0, 0);
|
|
qglVertex2f (x1, y1);
|
|
qglTexCoord2f (1, 0);
|
|
qglVertex2f (x2, y1);
|
|
qglTexCoord2f (1, 1);
|
|
qglVertex2f (x2, y2);
|
|
qglTexCoord2f (0, 1);
|
|
qglVertex2f (x1, y2);
|
|
qglEnd ();
|
|
}
|
|
|
|
// GL_TexEnv ( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE );
|
|
// GL_TexEnv ( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
|
|
|
|
qglColor4f(1, 1, 1, 1);
|
|
}
|
|
|
|
|
|
/*
|
|
================
|
|
Draw_DebugChar
|
|
|
|
Draws a single character directly to the upper right corner of the screen.
|
|
This is for debugging lockups by drawing different chars in different parts
|
|
of the code.
|
|
================
|
|
*/
|
|
void GLDraw_DebugChar (qbyte num)
|
|
{
|
|
}
|
|
|
|
/*
|
|
=============
|
|
Draw_Pic
|
|
=============
|
|
*/
|
|
void GLDraw_Pic (int x, int y, mpic_t *pic)
|
|
{
|
|
glpic_t *gl;
|
|
|
|
if (!pic)
|
|
return;
|
|
|
|
if (scrap_dirty)
|
|
Scrap_Upload ();
|
|
gl = (glpic_t *)pic->data;
|
|
|
|
draw_mesh_xyz[0][0] = x;
|
|
draw_mesh_xyz[0][1] = y;
|
|
draw_mesh_st[0][0] = gl->sl;
|
|
draw_mesh_st[0][1] = gl->tl;
|
|
|
|
draw_mesh_xyz[1][0] = x+pic->width;
|
|
draw_mesh_xyz[1][1] = y;
|
|
draw_mesh_st[1][0] = gl->sh;
|
|
draw_mesh_st[1][1] = gl->tl;
|
|
|
|
draw_mesh_xyz[2][0] = x+pic->width;
|
|
draw_mesh_xyz[2][1] = y+pic->height;
|
|
draw_mesh_st[2][0] = gl->sh;
|
|
draw_mesh_st[2][1] = gl->th;
|
|
|
|
draw_mesh_xyz[3][0] = x;
|
|
draw_mesh_xyz[3][1] = y+pic->height;
|
|
draw_mesh_st[3][0] = gl->sl;
|
|
draw_mesh_st[3][1] = gl->th;
|
|
|
|
qglDisable(GL_ALPHA_TEST);
|
|
qglEnable(GL_BLEND);
|
|
|
|
GL_DrawMesh(&draw_mesh, gl->texnum);
|
|
}
|
|
|
|
#ifdef Q3SHADERS
|
|
void GLDraw_ShaderPic (int x, int y, int width, int height, shader_t *pic, float r, float g, float b, float a)
|
|
{
|
|
meshbuffer_t mb;
|
|
|
|
if (!pic)
|
|
return;
|
|
|
|
R_IBrokeTheArrays();
|
|
|
|
mb.entity = &r_worldentity;
|
|
mb.shader = pic;
|
|
mb.fog = NULL;
|
|
mb.mesh = &draw_mesh;
|
|
mb.infokey = 0;
|
|
mb.dlightbits = 0;
|
|
|
|
|
|
draw_mesh_xyz[0][0] = x;
|
|
draw_mesh_xyz[0][1] = y;
|
|
draw_mesh_st[0][0] = 0;
|
|
draw_mesh_st[0][1] = 0;
|
|
|
|
draw_mesh_xyz[1][0] = x+width;
|
|
draw_mesh_xyz[1][1] = y;
|
|
draw_mesh_st[1][0] = 1;
|
|
draw_mesh_st[1][1] = 0;
|
|
|
|
draw_mesh_xyz[2][0] = x+width;
|
|
draw_mesh_xyz[2][1] = y+height;
|
|
draw_mesh_st[2][0] = 1;
|
|
draw_mesh_st[2][1] = 1;
|
|
|
|
draw_mesh_xyz[3][0] = x;
|
|
draw_mesh_xyz[3][1] = y+height;
|
|
draw_mesh_st[3][0] = 0;
|
|
draw_mesh_st[3][1] = 1;
|
|
|
|
draw_mesh_colors[0][0] = r*255;
|
|
draw_mesh_colors[0][1] = g*255;
|
|
draw_mesh_colors[0][2] = b*255;
|
|
draw_mesh_colors[0][3] = a*255;
|
|
((int*)draw_mesh_colors)[1] = ((int*)draw_mesh_colors)[0];
|
|
((int*)draw_mesh_colors)[2] = ((int*)draw_mesh_colors)[0];
|
|
((int*)draw_mesh_colors)[3] = ((int*)draw_mesh_colors)[0];
|
|
|
|
draw_mesh.colors_array = draw_mesh_colors;
|
|
|
|
R_PushMesh(&draw_mesh, mb.shader->features | MF_COLORS | MF_NONBATCHED);
|
|
R_RenderMeshBuffer ( &mb, false );
|
|
draw_mesh.colors_array = NULL;
|
|
|
|
qglEnable(GL_BLEND);
|
|
}
|
|
|
|
void GLDraw_ShaderImage (int x, int y, int w, int h, float s1, float t1, float s2, float t2, shader_t *pic)
|
|
{
|
|
meshbuffer_t mb;
|
|
|
|
if (!pic)
|
|
return;
|
|
|
|
R_IBrokeTheArrays();
|
|
|
|
mb.entity = &r_worldentity;
|
|
mb.shader = pic;
|
|
mb.fog = NULL;
|
|
mb.mesh = &draw_mesh;
|
|
mb.infokey = -1;
|
|
mb.dlightbits = 0;
|
|
|
|
|
|
draw_mesh_xyz[0][0] = x;
|
|
draw_mesh_xyz[0][1] = y;
|
|
draw_mesh_st[0][0] = s1;
|
|
draw_mesh_st[0][1] = t1;
|
|
|
|
draw_mesh_xyz[1][0] = x+w;
|
|
draw_mesh_xyz[1][1] = y;
|
|
draw_mesh_st[1][0] = s2;
|
|
draw_mesh_st[1][1] = t1;
|
|
|
|
draw_mesh_xyz[2][0] = x+w;
|
|
draw_mesh_xyz[2][1] = y+h;
|
|
draw_mesh_st[2][0] = s2;
|
|
draw_mesh_st[2][1] = t2;
|
|
|
|
draw_mesh_xyz[3][0] = x;
|
|
draw_mesh_xyz[3][1] = y+h;
|
|
draw_mesh_st[3][0] = s1;
|
|
draw_mesh_st[3][1] = t2;
|
|
|
|
/* draw_mesh_colors[0][0] = r*255;
|
|
draw_mesh_colors[0][1] = g*255;
|
|
draw_mesh_colors[0][2] = b*255;
|
|
draw_mesh_colors[0][3] = a*255;
|
|
((int*)draw_mesh_colors)[1] = ((int*)draw_mesh_colors)[0];
|
|
((int*)draw_mesh_colors)[2] = ((int*)draw_mesh_colors)[0];
|
|
((int*)draw_mesh_colors)[3] = ((int*)draw_mesh_colors)[0];
|
|
*/
|
|
draw_mesh.colors_array = draw_mesh_colors;
|
|
|
|
R_PushMesh(&draw_mesh, mb.shader->features | MF_COLORS | MF_NONBATCHED);
|
|
R_RenderMeshBuffer ( &mb, false );
|
|
draw_mesh.colors_array = NULL;
|
|
qglEnable(GL_BLEND);
|
|
}
|
|
#endif
|
|
|
|
void GLDraw_ScalePic (int x, int y, int width, int height, mpic_t *pic)
|
|
{
|
|
glpic_t *gl;
|
|
|
|
if (!pic)
|
|
return;
|
|
|
|
if (scrap_dirty)
|
|
Scrap_Upload ();
|
|
gl = (glpic_t *)pic->data;
|
|
// qglColor4f (1,1,1,1);
|
|
GL_Bind (gl->texnum);
|
|
qglBegin (GL_QUADS);
|
|
qglTexCoord2f (gl->sl, gl->tl);
|
|
qglVertex2f (x, y);
|
|
qglTexCoord2f (gl->sh, gl->tl);
|
|
qglVertex2f (x+width, y);
|
|
qglTexCoord2f (gl->sh, gl->th);
|
|
qglVertex2f (x+width, y+height);
|
|
qglTexCoord2f (gl->sl, gl->th);
|
|
qglVertex2f (x, y+height);
|
|
qglEnd ();
|
|
}
|
|
|
|
/*
|
|
=============
|
|
Draw_AlphaPic
|
|
=============
|
|
*/
|
|
void GLDraw_AlphaPic (int x, int y, mpic_t *pic, float alpha)
|
|
{
|
|
glpic_t *gl;
|
|
|
|
if (scrap_dirty)
|
|
Scrap_Upload ();
|
|
gl = (glpic_t *)pic->data;
|
|
qglDisable(GL_ALPHA_TEST);
|
|
qglEnable (GL_BLEND);
|
|
// qglBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
|
qglCullFace(GL_FRONT);
|
|
qglColor4f (1,1,1,alpha);
|
|
GL_Bind (gl->texnum);
|
|
qglBegin (GL_QUADS);
|
|
qglTexCoord2f (gl->sl, gl->tl);
|
|
qglVertex2f (x, y);
|
|
qglTexCoord2f (gl->sh, gl->tl);
|
|
qglVertex2f (x+pic->width, y);
|
|
qglTexCoord2f (gl->sh, gl->th);
|
|
qglVertex2f (x+pic->width, y+pic->height);
|
|
qglTexCoord2f (gl->sl, gl->th);
|
|
qglVertex2f (x, y+pic->height);
|
|
qglEnd ();
|
|
qglColor4f (1,1,1,1);
|
|
qglEnable(GL_ALPHA_TEST);
|
|
qglDisable (GL_BLEND);
|
|
}
|
|
|
|
void GLDraw_SubPic(int x, int y, mpic_t *pic, int srcx, int srcy, int width, int height)
|
|
{
|
|
glpic_t *gl;
|
|
float newsl, newtl, newsh, newth;
|
|
float oldglwidth, oldglheight;
|
|
|
|
if (scrap_dirty)
|
|
Scrap_Upload ();
|
|
gl = (glpic_t *)pic->data;
|
|
|
|
oldglwidth = gl->sh - gl->sl;
|
|
oldglheight = gl->th - gl->tl;
|
|
|
|
newsl = gl->sl + (srcx*oldglwidth)/pic->width;
|
|
newsh = newsl + (width*oldglwidth)/pic->width;
|
|
|
|
newtl = gl->tl + (srcy*oldglheight)/pic->height;
|
|
newth = newtl + (height*oldglheight)/pic->height;
|
|
|
|
draw_mesh_xyz[0][0] = x;
|
|
draw_mesh_xyz[0][1] = y;
|
|
draw_mesh_st[0][0] = newsl;
|
|
draw_mesh_st[0][1] = newtl;
|
|
|
|
draw_mesh_xyz[1][0] = x+width;
|
|
draw_mesh_xyz[1][1] = y;
|
|
draw_mesh_st[1][0] = newsh;
|
|
draw_mesh_st[1][1] = newtl;
|
|
|
|
draw_mesh_xyz[2][0] = x+width;
|
|
draw_mesh_xyz[2][1] = y+height;
|
|
draw_mesh_st[2][0] = newsh;
|
|
draw_mesh_st[2][1] = newth;
|
|
|
|
draw_mesh_xyz[3][0] = x;
|
|
draw_mesh_xyz[3][1] = y+height;
|
|
draw_mesh_st[3][0] = newsl;
|
|
draw_mesh_st[3][1] = newth;
|
|
|
|
GL_DrawMesh(&draw_mesh, gl->texnum);
|
|
}
|
|
|
|
/*
|
|
=============
|
|
Draw_TransPic
|
|
=============
|
|
*/
|
|
void GLDraw_TransPic (int x, int y, mpic_t *pic)
|
|
{
|
|
if (!pic)
|
|
return;
|
|
if (x < 0 || (unsigned)(x + pic->width) > vid.width || y < 0 ||
|
|
(unsigned)(y + pic->height) > vid.height)
|
|
{
|
|
Con_DPrintf("Draw_TransPic: bad coordinates\n");
|
|
return;
|
|
// Sys_Error ("Draw_TransPic: bad coordinates");
|
|
}
|
|
|
|
GLDraw_Pic (x, y, pic);
|
|
}
|
|
|
|
|
|
/*
|
|
=============
|
|
Draw_TransPicTranslate
|
|
|
|
Only used for the player color selection menu
|
|
=============
|
|
*/
|
|
void GLDraw_TransPicTranslate (int x, int y, int width, int height, qbyte *pic, qbyte *translation)
|
|
{
|
|
int v, u, c;
|
|
unsigned trans[64*64], *dest;
|
|
qbyte *src;
|
|
int p;
|
|
|
|
GL_Bind (translate_texture);
|
|
|
|
c = width * height;
|
|
|
|
dest = trans;
|
|
for (v=0 ; v<64 ; v++, dest += 64)
|
|
{
|
|
src = &pic[ ((v*height)>>6) *width];
|
|
for (u=0 ; u<64 ; u++)
|
|
{
|
|
p = src[(u*width)>>6];
|
|
if (p == 255)
|
|
dest[u] = p;
|
|
else
|
|
dest[u] = d_8to24rgbtable[translation[p]];
|
|
}
|
|
}
|
|
|
|
qglTexImage2D (GL_TEXTURE_2D, 0, gl_alpha_format, 64, 64, 0, GL_RGBA, GL_UNSIGNED_BYTE, trans);
|
|
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
|
|
|
qglColor3f (1,1,1);
|
|
qglBegin (GL_QUADS);
|
|
qglTexCoord2f (0, 0);
|
|
qglVertex2f (x, y);
|
|
qglTexCoord2f (1, 0);
|
|
qglVertex2f (x+width, y);
|
|
qglTexCoord2f (1, 1);
|
|
qglVertex2f (x+width, y+height);
|
|
qglTexCoord2f (0, 1);
|
|
qglVertex2f (x, y+height);
|
|
qglEnd ();
|
|
}
|
|
|
|
|
|
/*
|
|
================
|
|
Draw_ConsoleBackground
|
|
|
|
================
|
|
*/
|
|
void GLDraw_ConsoleBackground (int lines)
|
|
{
|
|
// char ver[80];
|
|
// int x, i;
|
|
int y;
|
|
|
|
y = (vid.height * 3) >> 2;
|
|
conback->width = vid.conwidth;
|
|
conback->height = vid.conheight;
|
|
if (scr_chatmode == 2)
|
|
{
|
|
y=0;
|
|
conback->height>>=1;
|
|
conback->width>>=1;
|
|
}
|
|
#ifdef Q3SHADERS
|
|
{
|
|
if (shader_console)
|
|
{
|
|
currententity = &r_worldentity;
|
|
GLDraw_ShaderPic(0, lines - conback->height, vid.width, vid.height, shader_console, 1, 1, 1, (1.2*lines)/y);
|
|
qglBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
|
|
return;
|
|
}
|
|
}
|
|
#endif
|
|
if (lines > y)
|
|
{
|
|
qglColor3f (1,1,1);
|
|
GLDraw_Pic(0, lines-conback->height, conback);
|
|
}
|
|
else
|
|
{
|
|
GLDraw_AlphaPic (0, lines - conback->height, conback, (float)(1.2 * lines)/y);
|
|
}
|
|
}
|
|
|
|
void GLDraw_EditorBackground (int lines)
|
|
{
|
|
int y;
|
|
|
|
y = (vid.height * 3) >> 2;
|
|
if (lines > y)
|
|
GLDraw_Pic(0, lines-vid.height, conback);
|
|
else
|
|
GLDraw_AlphaPic (0, lines - vid.height, conback, (float)(1.2 * lines)/y);
|
|
}
|
|
|
|
/*
|
|
=============
|
|
Draw_TileClear
|
|
|
|
This repeats a 64*64 tile graphic to fill the screen around a sized down
|
|
refresh window.
|
|
=============
|
|
*/
|
|
void GLDraw_TileClear (int x, int y, int w, int h)
|
|
{
|
|
qglColor3f (1,1,1);
|
|
if (!draw_backtile)
|
|
{
|
|
qglDisable(GL_TEXTURE_2D);
|
|
qglBegin (GL_QUADS);
|
|
qglTexCoord2f (x/64.0, y/64.0);
|
|
qglVertex2f (x, y);
|
|
qglTexCoord2f ( (x+w)/64.0, y/64.0);
|
|
qglVertex2f (x+w, y);
|
|
qglTexCoord2f ( (x+w)/64.0, (y+h)/64.0);
|
|
qglVertex2f (x+w, y+h);
|
|
qglTexCoord2f ( x/64.0, (y+h)/64.0 );
|
|
qglVertex2f (x, y+h);
|
|
qglEnd ();
|
|
qglEnable(GL_TEXTURE_2D);
|
|
}
|
|
else
|
|
{
|
|
GL_Bind (*(int *)draw_backtile->data);
|
|
qglBegin (GL_QUADS);
|
|
qglTexCoord2f (x/64.0, y/64.0);
|
|
qglVertex2f (x, y);
|
|
qglTexCoord2f ( (x+w)/64.0, y/64.0);
|
|
qglVertex2f (x+w, y);
|
|
qglTexCoord2f ( (x+w)/64.0, (y+h)/64.0);
|
|
qglVertex2f (x+w, y+h);
|
|
qglTexCoord2f ( x/64.0, (y+h)/64.0 );
|
|
qglVertex2f (x, y+h);
|
|
qglEnd ();
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
=============
|
|
Draw_Fill
|
|
|
|
Fills a box of pixels with a single color
|
|
=============
|
|
*/
|
|
void GLDraw_Fill (int x, int y, int w, int h, int c)
|
|
{
|
|
extern qboolean gammaworks;
|
|
qglDisable (GL_TEXTURE_2D);
|
|
if (gammaworks)
|
|
{
|
|
qglColor3f (host_basepal[c*3]/255.0,
|
|
host_basepal[c*3+1]/255.0,
|
|
host_basepal[c*3+2]/255.0);
|
|
}
|
|
else
|
|
{
|
|
qglColor3f (gammatable[host_basepal[c*3]]/255.0,
|
|
gammatable[host_basepal[c*3+1]]/255.0,
|
|
gammatable[host_basepal[c*3+2]]/255.0);
|
|
}
|
|
|
|
qglBegin (GL_QUADS);
|
|
|
|
qglVertex2f (x,y);
|
|
qglVertex2f (x+w, y);
|
|
qglVertex2f (x+w, y+h);
|
|
qglVertex2f (x, y+h);
|
|
|
|
qglEnd ();
|
|
qglColor3f (1,1,1);
|
|
qglEnable (GL_TEXTURE_2D);
|
|
}
|
|
//=============================================================================
|
|
|
|
/*
|
|
================
|
|
Draw_FadeScreen
|
|
|
|
================
|
|
*/
|
|
void GLDraw_FadeScreen (void)
|
|
{
|
|
qglEnable (GL_BLEND);
|
|
qglDisable(GL_ALPHA_TEST);
|
|
qglDisable (GL_TEXTURE_2D);
|
|
qglColor4f (0, 0, 0, 0.5);
|
|
qglBegin (GL_QUADS);
|
|
|
|
qglVertex2f (0,0);
|
|
qglVertex2f (vid.width, 0);
|
|
qglVertex2f (vid.width, vid.height);
|
|
qglVertex2f (0, vid.height);
|
|
|
|
qglEnd ();
|
|
qglColor4f (1,1,1,1);
|
|
qglEnable (GL_TEXTURE_2D);
|
|
qglDisable (GL_BLEND);
|
|
qglEnable(GL_ALPHA_TEST);
|
|
|
|
Sbar_Changed();
|
|
}
|
|
|
|
void GLDraw_ImageColours(float r, float g, float b, float a)
|
|
{
|
|
draw_mesh_colors[0][0] = r*255;
|
|
draw_mesh_colors[0][1] = g*255;
|
|
draw_mesh_colors[0][2] = b*255;
|
|
draw_mesh_colors[0][3] = a*255;
|
|
((int*)draw_mesh_colors)[1] = ((int*)draw_mesh_colors)[0];
|
|
((int*)draw_mesh_colors)[2] = ((int*)draw_mesh_colors)[0];
|
|
((int*)draw_mesh_colors)[3] = ((int*)draw_mesh_colors)[0];
|
|
|
|
qglColor4f(r, g, b, a);
|
|
}
|
|
|
|
void GLDraw_Image(float x, float y, float w, float h, float s1, float t1, float s2, float t2, mpic_t *pic)
|
|
{
|
|
glpic_t *gl;
|
|
|
|
if (!pic)
|
|
return;
|
|
|
|
if (w == 0 && h == 0)
|
|
{
|
|
w = 64;
|
|
h = 64;
|
|
}
|
|
|
|
if (scrap_dirty)
|
|
Scrap_Upload ();
|
|
gl = (glpic_t *)pic->data;
|
|
/*
|
|
s2 = s2
|
|
|
|
newsl = gl->sl + (srcx*oldglwidth)/pic->width;
|
|
newsh = newsl + (width*oldglwidth)/pic->width;
|
|
|
|
newtl = gl->tl + (srcy*oldglheight)/pic->height;
|
|
newth = newtl + (height*oldglheight)/pic->height;
|
|
*/
|
|
s2 = s1 + (s2-s1)*gl->sh;
|
|
s1 += gl->sl;
|
|
t2 = t1 + (t2-t1)*gl->th;
|
|
t1 += gl->tl;
|
|
|
|
draw_mesh_xyz[0][0] = x;
|
|
draw_mesh_xyz[0][1] = y;
|
|
draw_mesh_st[0][0] = s1;
|
|
draw_mesh_st[0][1] = t1;
|
|
|
|
draw_mesh_xyz[1][0] = x+w;
|
|
draw_mesh_xyz[1][1] = y;
|
|
draw_mesh_st[1][0] = s2;
|
|
draw_mesh_st[1][1] = t1;
|
|
|
|
draw_mesh_xyz[2][0] = x+w;
|
|
draw_mesh_xyz[2][1] = y+h;
|
|
draw_mesh_st[2][0] = s2;
|
|
draw_mesh_st[2][1] = t2;
|
|
|
|
draw_mesh_xyz[3][0] = x;
|
|
draw_mesh_xyz[3][1] = y+h;
|
|
draw_mesh_st[3][0] = s1;
|
|
draw_mesh_st[3][1] = t2;
|
|
|
|
GL_DrawMesh(&draw_mesh, gl->texnum);
|
|
}
|
|
|
|
//=============================================================================
|
|
|
|
/*
|
|
================
|
|
Draw_BeginDisc
|
|
|
|
Draws the little blue disc in the corner of the screen.
|
|
Call before beginning any disc IO.
|
|
================
|
|
*/
|
|
void GLDraw_BeginDisc (void)
|
|
{
|
|
if (!draw_disc || !r_drawdisk.value)
|
|
return;
|
|
qglDrawBuffer (GL_FRONT);
|
|
Draw_Pic (vid.width - 24, 0, draw_disc);
|
|
qglDrawBuffer (GL_BACK);
|
|
}
|
|
|
|
|
|
/*
|
|
================
|
|
Draw_EndDisc
|
|
|
|
Erases the disc icon.
|
|
Call after completing any disc IO
|
|
================
|
|
*/
|
|
void GLDraw_EndDisc (void)
|
|
{
|
|
}
|
|
|
|
/*
|
|
================
|
|
GL_Set2D
|
|
|
|
Setup as if the screen was 320*200
|
|
================
|
|
*/
|
|
void GL_Set2D (void)
|
|
{
|
|
GL_SetShaderState2D(true);
|
|
|
|
qglViewport (glx, gly, glwidth, glheight);
|
|
|
|
qglMatrixMode(GL_PROJECTION);
|
|
qglLoadIdentity ();
|
|
qglOrtho (0, vid.width, vid.height, 0, -99999, 99999);
|
|
|
|
qglMatrixMode(GL_MODELVIEW);
|
|
qglLoadIdentity ();
|
|
|
|
qglDisable (GL_DEPTH_TEST);
|
|
qglDisable (GL_CULL_FACE);
|
|
#ifdef Q3SHADERS
|
|
if (gl_blend2d.value)
|
|
{
|
|
qglEnable (GL_BLEND);
|
|
qglDisable (GL_ALPHA_TEST);
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
qglDisable (GL_BLEND);
|
|
qglEnable (GL_ALPHA_TEST);
|
|
}
|
|
// qglDisable (GL_ALPHA_TEST);
|
|
|
|
qglColor4f (1,1,1,1);
|
|
|
|
if (gl_font.modified)
|
|
{
|
|
gl_font.modified = 0;
|
|
if (!*gl_font.string || !(char_texture=Mod_LoadHiResTexture(gl_font.string, "fonts", false, true, true)))
|
|
{
|
|
char_texture = default_char_texture;
|
|
custom_char_instep = default_char_instep;
|
|
}
|
|
else
|
|
custom_char_instep = 0.5f/((image_width+image_height)/2);
|
|
|
|
gl_smoothfont.modified = true;
|
|
gl_fontedgeclamp.modified = true;
|
|
}
|
|
if (gl_conback.modified)
|
|
{
|
|
int newtex = 0;
|
|
gl_conback.modified = 0;
|
|
#ifdef Q3SHADERS
|
|
if (*gl_conback.string && (shader_console = R_RegisterCustom(gl_conback.string, NULL)))
|
|
{
|
|
conback = default_conback;
|
|
}
|
|
else
|
|
#endif
|
|
if (!*gl_conback.string || !(newtex=Mod_LoadHiResTexture(gl_conback.string, "conbacks", false, true, true)))
|
|
{
|
|
conback = default_conback;
|
|
}
|
|
else
|
|
{
|
|
conback = custom_conback;
|
|
((glpic_t *)conback->data)->texnum = newtex;
|
|
}
|
|
}
|
|
|
|
if (gl_fontedgeclamp.modified)
|
|
{
|
|
if (gl_fontedgeclamp.value)
|
|
char_instep = custom_char_instep;
|
|
else
|
|
char_instep = 0;
|
|
gl_fontedgeclamp.modified = false;
|
|
}
|
|
|
|
if (gl_smoothfont.modified)
|
|
{
|
|
gl_smoothfont.modified = false;
|
|
GL_Bind(char_texture);
|
|
if (gl_smoothfont.value)
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
|
}
|
|
else
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
|
|
}
|
|
}
|
|
|
|
r_refdef.time = realtime;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void MediaGL_ShowFrame8bit(qbyte *framedata, int inwidth, int inheight, qbyte *palette) //bottom up
|
|
{
|
|
if (!filmtexture)
|
|
{
|
|
filmtexture=texture_extension_number;
|
|
texture_extension_number++;
|
|
}
|
|
|
|
GL_Set2D ();
|
|
|
|
GL_Bind(filmtexture);
|
|
GL_Upload8Pal24(framedata, palette, inwidth, inheight, false, false); //we may need to rescale the image
|
|
// glTexImage2D (GL_TEXTURE_2D, 0, 3, roqfilm->width, roqfilm->height, 0, GL_RGBA, GL_UNSIGNED_BYTE, framedata);
|
|
// glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_max);
|
|
// glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
|
|
qglDisable(GL_BLEND);
|
|
qglDisable(GL_ALPHA_TEST);
|
|
qglBegin(GL_QUADS);
|
|
qglTexCoord2f(0, 0);
|
|
qglVertex2f(0, 0);
|
|
qglTexCoord2f(0, 1);
|
|
qglVertex2f(0, vid.height);
|
|
qglTexCoord2f(1, 1);
|
|
qglVertex2f(vid.width, vid.height);
|
|
qglTexCoord2f(1, 0);
|
|
qglVertex2f(vid.width, 0);
|
|
qglEnd();
|
|
qglEnable(GL_ALPHA_TEST);
|
|
|
|
|
|
SCR_SetUpToDrawConsole();
|
|
if (scr_con_current)
|
|
SCR_DrawConsole (false);
|
|
|
|
M_Draw(0);
|
|
}
|
|
|
|
void MediaGL_ShowFrameRGBA_32(qbyte *framedata, int inwidth, int inheight)//top down
|
|
{
|
|
if (!filmtexture)
|
|
{
|
|
filmtexture=texture_extension_number;
|
|
texture_extension_number++;
|
|
}
|
|
|
|
GL_Set2D ();
|
|
|
|
GL_Bind(filmtexture);
|
|
GL_Upload32("", (unsigned *)framedata, inwidth, inheight, false, false); //we may need to rescale the image
|
|
|
|
qglDisable(GL_BLEND);
|
|
qglDisable(GL_ALPHA_TEST);
|
|
qglBegin(GL_QUADS);
|
|
qglTexCoord2f(0, 0);
|
|
qglVertex2f(0, 0);
|
|
qglTexCoord2f(0, 1);
|
|
qglVertex2f(0, vid.height);
|
|
qglTexCoord2f(1, 1);
|
|
qglVertex2f(vid.width, vid.height);
|
|
qglTexCoord2f(1, 0);
|
|
qglVertex2f(vid.width, 0);
|
|
qglEnd();
|
|
qglEnable(GL_ALPHA_TEST);
|
|
|
|
|
|
SCR_SetUpToDrawConsole();
|
|
if (scr_con_current)
|
|
SCR_DrawConsole (false);
|
|
}
|
|
|
|
int filmnwidth = 640;
|
|
int filmnheight = 640;
|
|
|
|
void MediaGL_ShowFrameBGR_24_Flip(qbyte *framedata, int inwidth, int inheight)
|
|
{
|
|
//we need these as we resize it as we convert to rgba
|
|
|
|
int y, x;
|
|
|
|
int v;
|
|
unsigned int f, fstep;
|
|
qbyte *src, *dest;
|
|
dest = uploadmemorybufferintermediate;
|
|
//change from bgr bottomup to rgba topdown
|
|
|
|
if (inwidth*inheight > sizeofuploadmemorybufferintermediate/4)
|
|
Sys_Error("MediaGL_ShowFrameBGR_24_Flip: image too big (%i*%i)", inwidth, inheight);
|
|
|
|
for (y=1 ; y<=filmnheight ; y++)
|
|
{
|
|
v = ((filmnheight - y)*(float)inheight/filmnheight);
|
|
src = framedata + v*(inwidth*3);
|
|
{
|
|
f = 0;
|
|
fstep = ((inwidth)*0x10000)/filmnwidth;
|
|
|
|
for (x=filmnwidth ; x&3 ; x--) //do the odd ones first. (bigger condition)
|
|
{
|
|
*dest++ = src[(f>>16)*3+2];
|
|
*dest++ = src[(f>>16)*3+1];
|
|
*dest++ = src[(f>>16)*3+0];
|
|
*dest++ = 255;
|
|
f += fstep;
|
|
}
|
|
for ( ; x ; x-=4) //loop through the remaining chunks.
|
|
{
|
|
dest[0] = src[(f>>16)*3+2];
|
|
dest[1] = src[(f>>16)*3+1];
|
|
dest[2] = src[(f>>16)*3+0];
|
|
dest[3] = 255;
|
|
f += fstep;
|
|
|
|
dest[4] = src[(f>>16)*3+2];
|
|
dest[5] = src[(f>>16)*3+1];
|
|
dest[6] = src[(f>>16)*3+0];
|
|
dest[7] = 255;
|
|
f += fstep;
|
|
|
|
dest[8] = src[(f>>16)*3+2];
|
|
dest[9] = src[(f>>16)*3+1];
|
|
dest[10] = src[(f>>16)*3+0];
|
|
dest[11] = 255;
|
|
f += fstep;
|
|
|
|
dest[12] = src[(f>>16)*3+2];
|
|
dest[13] = src[(f>>16)*3+1];
|
|
dest[14] = src[(f>>16)*3+0];
|
|
dest[15] = 255;
|
|
f += fstep;
|
|
|
|
dest += 16;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!filmtexture)
|
|
{
|
|
filmtexture=texture_extension_number;
|
|
texture_extension_number++;
|
|
}
|
|
|
|
GL_Set2D ();
|
|
|
|
GL_Bind(filmtexture);
|
|
GL_Upload32("", (unsigned *)uploadmemorybufferintermediate, filmnwidth, filmnheight, false, false); //we may need to rescale the image
|
|
|
|
qglDisable(GL_BLEND);
|
|
qglDisable(GL_ALPHA_TEST);
|
|
qglBegin(GL_QUADS);
|
|
qglTexCoord2f(0, 0);
|
|
qglVertex2f(0, 0);
|
|
qglTexCoord2f(0, 1);
|
|
qglVertex2f(0, vid.height);
|
|
qglTexCoord2f(1, 1);
|
|
qglVertex2f(vid.width, vid.height);
|
|
qglTexCoord2f(1, 0);
|
|
qglVertex2f(vid.width, 0);
|
|
qglEnd();
|
|
qglEnable(GL_ALPHA_TEST);
|
|
|
|
|
|
SCR_SetUpToDrawConsole();
|
|
if (scr_con_current)
|
|
SCR_DrawConsole (false);
|
|
}
|
|
|
|
|
|
|
|
//====================================================================
|
|
|
|
/*
|
|
================
|
|
GL_FindTexture
|
|
================
|
|
*/
|
|
int GL_FindTexture (char *identifier)
|
|
{
|
|
gltexture_t *glt;
|
|
|
|
glt = Hash_Get(&gltexturetable, identifier);
|
|
if (glt)
|
|
return glt->texnum;
|
|
/*
|
|
for (glt=gltextures ; glt ; glt=glt->next)
|
|
{
|
|
if (!strcmp (identifier, glt->identifier))
|
|
return glt->texnum;
|
|
}
|
|
*/
|
|
|
|
return -1;
|
|
}
|
|
|
|
gltexture_t *GL_MatchTexture (char *identifier, int bits, int width, int height)
|
|
{
|
|
gltexture_t *glt;
|
|
|
|
glt = Hash_Get(&gltexturetable, identifier);
|
|
while(glt)
|
|
{
|
|
if (glt->bpp == bits && width == glt->width && height == glt->height)
|
|
return glt;
|
|
|
|
glt = Hash_GetNext(&gltexturetable, identifier, glt);
|
|
}
|
|
|
|
/*
|
|
for (glt=gltextures ; glt ; glt=glt->next)
|
|
{
|
|
if (glt->bpp == bits && width == glt->width && height == glt->height)
|
|
{
|
|
if (!strcmp (identifier, glt->identifier))
|
|
{
|
|
return glt;
|
|
}
|
|
}
|
|
}
|
|
*/
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
|
|
static void Image_Resample32LerpLine (const qbyte *in, qbyte *out, int inwidth, int outwidth)
|
|
{
|
|
int j, xi, oldx = 0, f, fstep, endx, lerp;
|
|
fstep = (int) (inwidth*65536.0f/outwidth);
|
|
endx = (inwidth-1);
|
|
for (j = 0,f = 0;j < outwidth;j++, f += fstep)
|
|
{
|
|
xi = f >> 16;
|
|
if (xi != oldx)
|
|
{
|
|
in += (xi - oldx) * 4;
|
|
oldx = xi;
|
|
}
|
|
if (xi < endx)
|
|
{
|
|
lerp = f & 0xFFFF;
|
|
*out++ = (qbyte) ((((in[4] - in[0]) * lerp) >> 16) + in[0]);
|
|
*out++ = (qbyte) ((((in[5] - in[1]) * lerp) >> 16) + in[1]);
|
|
*out++ = (qbyte) ((((in[6] - in[2]) * lerp) >> 16) + in[2]);
|
|
*out++ = (qbyte) ((((in[7] - in[3]) * lerp) >> 16) + in[3]);
|
|
}
|
|
else // last pixel of the line has no pixel to lerp to
|
|
{
|
|
*out++ = in[0];
|
|
*out++ = in[1];
|
|
*out++ = in[2];
|
|
*out++ = in[3];
|
|
}
|
|
}
|
|
}
|
|
|
|
//yes, this is lordhavok's code.
|
|
//superblur away!
|
|
#define LERPBYTE(i) r = row1[i];out[i] = (qbyte) ((((row2[i] - r) * lerp) >> 16) + r)
|
|
static void Image_Resample32Lerp(const void *indata, int inwidth, int inheight, void *outdata, int outwidth, int outheight)
|
|
{
|
|
int i, j, r, yi, oldy, f, fstep, lerp, endy = (inheight-1), inwidth4 = inwidth*4, outwidth4 = outwidth*4;
|
|
qbyte *out;
|
|
const qbyte *inrow;
|
|
qbyte *tmem, *row1, *row2;
|
|
|
|
tmem = row1 = BZ_Malloc(2*(outwidth*4));
|
|
row2 = row1 + (outwidth * 4);
|
|
|
|
out = outdata;
|
|
fstep = (int) (inheight*65536.0f/outheight);
|
|
|
|
inrow = indata;
|
|
oldy = 0;
|
|
Image_Resample32LerpLine (inrow, row1, inwidth, outwidth);
|
|
Image_Resample32LerpLine (inrow + inwidth4, row2, inwidth, outwidth);
|
|
for (i = 0, f = 0;i < outheight;i++,f += fstep)
|
|
{
|
|
yi = f >> 16;
|
|
if (yi < endy)
|
|
{
|
|
lerp = f & 0xFFFF;
|
|
if (yi != oldy)
|
|
{
|
|
inrow = (qbyte *)indata + inwidth4*yi;
|
|
if (yi == oldy+1)
|
|
memcpy(row1, row2, outwidth4);
|
|
else
|
|
Image_Resample32LerpLine (inrow, row1, inwidth, outwidth);
|
|
Image_Resample32LerpLine (inrow + inwidth4, row2, inwidth, outwidth);
|
|
oldy = yi;
|
|
}
|
|
j = outwidth - 4;
|
|
while(j >= 0)
|
|
{
|
|
LERPBYTE( 0);
|
|
LERPBYTE( 1);
|
|
LERPBYTE( 2);
|
|
LERPBYTE( 3);
|
|
LERPBYTE( 4);
|
|
LERPBYTE( 5);
|
|
LERPBYTE( 6);
|
|
LERPBYTE( 7);
|
|
LERPBYTE( 8);
|
|
LERPBYTE( 9);
|
|
LERPBYTE(10);
|
|
LERPBYTE(11);
|
|
LERPBYTE(12);
|
|
LERPBYTE(13);
|
|
LERPBYTE(14);
|
|
LERPBYTE(15);
|
|
out += 16;
|
|
row1 += 16;
|
|
row2 += 16;
|
|
j -= 4;
|
|
}
|
|
if (j & 2)
|
|
{
|
|
LERPBYTE( 0);
|
|
LERPBYTE( 1);
|
|
LERPBYTE( 2);
|
|
LERPBYTE( 3);
|
|
LERPBYTE( 4);
|
|
LERPBYTE( 5);
|
|
LERPBYTE( 6);
|
|
LERPBYTE( 7);
|
|
out += 8;
|
|
row1 += 8;
|
|
row2 += 8;
|
|
}
|
|
if (j & 1)
|
|
{
|
|
LERPBYTE( 0);
|
|
LERPBYTE( 1);
|
|
LERPBYTE( 2);
|
|
LERPBYTE( 3);
|
|
out += 4;
|
|
row1 += 4;
|
|
row2 += 4;
|
|
}
|
|
row1 -= outwidth4;
|
|
row2 -= outwidth4;
|
|
}
|
|
else
|
|
{
|
|
if (yi != oldy)
|
|
{
|
|
inrow = (qbyte *)indata + inwidth4*yi;
|
|
if (yi == oldy+1)
|
|
memcpy(row1, row2, outwidth4);
|
|
else
|
|
Image_Resample32LerpLine (inrow, row1, inwidth, outwidth);
|
|
oldy = yi;
|
|
}
|
|
memcpy(out, row1, outwidth4);
|
|
}
|
|
}
|
|
BZ_Free(tmem);
|
|
}
|
|
|
|
|
|
/*
|
|
================
|
|
GL_ResampleTexture
|
|
================
|
|
*/
|
|
void GL_ResampleTexture (unsigned *in, int inwidth, int inheight, unsigned *out, int outwidth, int outheight)
|
|
{
|
|
int i, j;
|
|
unsigned *inrow;
|
|
unsigned frac, fracstep;
|
|
|
|
if (gl_lerpimages.value)
|
|
{
|
|
Image_Resample32Lerp(in, inwidth, inheight, out, outwidth, outheight);
|
|
return;
|
|
}
|
|
|
|
fracstep = inwidth*0x10000/outwidth;
|
|
for (i=0 ; i<outheight ; i++, out += outwidth)
|
|
{
|
|
inrow = in + inwidth*(i*inheight/outheight);
|
|
frac = outwidth*fracstep;
|
|
j=outwidth-1;
|
|
while ((j+1)&3)
|
|
{
|
|
out[j] = inrow[frac>>16];
|
|
frac -= fracstep;
|
|
j--;
|
|
}
|
|
for ( ; j>=0 ; j-=4)
|
|
{
|
|
out[j+3] = inrow[frac>>16];
|
|
frac -= fracstep;
|
|
out[j+2] = inrow[frac>>16];
|
|
frac -= fracstep;
|
|
out[j+1] = inrow[frac>>16];
|
|
frac -= fracstep;
|
|
out[j+0] = inrow[frac>>16];
|
|
frac -= fracstep;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
================
|
|
GL_Resample8BitTexture -- JACK
|
|
================
|
|
*/
|
|
void GL_Resample8BitTexture (unsigned char *in, int inwidth, int inheight, unsigned char *out, int outwidth, int outheight)
|
|
{
|
|
int i, j;
|
|
unsigned char *inrow;
|
|
unsigned frac, fracstep;
|
|
|
|
fracstep = inwidth*0x10000/outwidth;
|
|
for (i=0 ; i<outheight ; i++, out += outwidth)
|
|
{
|
|
inrow = in + inwidth*(i*inheight/outheight);
|
|
frac = fracstep >> 1;
|
|
for (j=0 ; j<outwidth ; j+=4)
|
|
{
|
|
out[j] = inrow[frac>>16];
|
|
frac += fracstep;
|
|
out[j+1] = inrow[frac>>16];
|
|
frac += fracstep;
|
|
out[j+2] = inrow[frac>>16];
|
|
frac += fracstep;
|
|
out[j+3] = inrow[frac>>16];
|
|
frac += fracstep;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
================
|
|
GL_MipMap
|
|
|
|
Operates in place, quartering the size of the texture
|
|
================
|
|
*/
|
|
void GL_MipMap (qbyte *in, int width, int height)
|
|
{
|
|
int i, j;
|
|
qbyte *out;
|
|
|
|
width <<=2;
|
|
height >>= 1;
|
|
out = in;
|
|
for (i=0 ; i<height ; i++, in+=width)
|
|
{
|
|
for (j=0 ; j<width ; j+=8, out+=4, in+=8)
|
|
{
|
|
out[0] = (in[0] + in[4] + in[width+0] + in[width+4])>>2;
|
|
out[1] = (in[1] + in[5] + in[width+1] + in[width+5])>>2;
|
|
out[2] = (in[2] + in[6] + in[width+2] + in[width+6])>>2;
|
|
out[3] = (in[3] + in[7] + in[width+3] + in[width+7])>>2;
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef GL_USE8BITTEX
|
|
#ifdef GL_EXT_paletted_texture
|
|
void GLDraw_Init15to8(void)
|
|
{
|
|
int i, r, g, b, v, k;
|
|
int r1, g1, b1;
|
|
qbyte *pal;
|
|
float dist, bestdist;
|
|
FILE *f;
|
|
|
|
qboolean savetable;
|
|
|
|
// JACK: 3D distance calcs - k is last closest, l is the distance.
|
|
if (inited15to8)
|
|
return;
|
|
if (!d_15to8table)
|
|
d_15to8table = BZ_Malloc(sizeof(qbyte) * 32768);
|
|
inited15to8 = true;
|
|
|
|
savetable = COM_CheckParm("-save15to8");
|
|
|
|
if (savetable)
|
|
COM_FOpenFile("glquake/15to8.pal", &f);
|
|
else
|
|
f = NULL;
|
|
if (f)
|
|
{
|
|
fread(d_15to8table, 1<<15, 1, f);
|
|
fclose(f);
|
|
}
|
|
else
|
|
{
|
|
for (i=0; i < (1<<15); i++)
|
|
{
|
|
/* Maps
|
|
000000000000000
|
|
000000000011111 = Red = 0x1F
|
|
000001111100000 = Blue = 0x03E0
|
|
111110000000000 = Grn = 0x7C00
|
|
*/
|
|
r = ((i & 0x1F) << 3)+4;
|
|
g = ((i & 0x03E0) >> 2)+4;
|
|
b = ((i & 0x7C00) >> 7)+4;
|
|
pal = (unsigned char *)d_8to24rgbtable;
|
|
for (v=0,k=0,bestdist=10000.0; v<256; v++,pal+=4) {
|
|
r1 = (int)r - (int)pal[0];
|
|
g1 = (int)g - (int)pal[1];
|
|
b1 = (int)b - (int)pal[2];
|
|
dist = sqrt(((r1*r1)+(g1*g1)+(b1*b1)));
|
|
if (dist < bestdist) {
|
|
k=v;
|
|
bestdist = dist;
|
|
}
|
|
}
|
|
d_15to8table[i]=k;
|
|
}
|
|
if (savetable)
|
|
{
|
|
char s[256];
|
|
sprintf(s, "%s/glquake", com_gamedir);
|
|
Sys_mkdir (s);
|
|
sprintf(s, "%s/glquake/15to8.pal", com_gamedir);
|
|
if ((f = fopen(s, "wb")) != NULL) {
|
|
fwrite(d_15to8table, 1<<15, 1, f);
|
|
fclose(f);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
================
|
|
GL_MipMap8Bit
|
|
|
|
Mipping for 8 bit textures
|
|
================
|
|
*/
|
|
void GL_MipMap8Bit (qbyte *in, int width, int height)
|
|
{
|
|
int i, j;
|
|
qbyte *out;
|
|
unsigned short r,g,b;
|
|
qbyte *at1, *at2, *at3, *at4;
|
|
|
|
height >>= 1;
|
|
out = in;
|
|
for (i=0 ; i<height ; i++, in+=width)
|
|
for (j=0 ; j<width ; j+=2, out+=1, in+=2)
|
|
{
|
|
at1 = (qbyte *) &d_8to24rgbtable[in[0]];
|
|
at2 = (qbyte *) &d_8to24rgbtable[in[1]];
|
|
at3 = (qbyte *) &d_8to24rgbtable[in[width+0]];
|
|
at4 = (qbyte *) &d_8to24rgbtable[in[width+1]];
|
|
|
|
r = (at1[0]+at2[0]+at3[0]+at4[0]); r>>=5;
|
|
g = (at1[1]+at2[1]+at3[1]+at4[1]); g>>=5;
|
|
b = (at1[2]+at2[2]+at3[2]+at4[2]); b>>=5;
|
|
|
|
out[0] = d_15to8table[(r<<0) + (g<<5) + (b<<10)];
|
|
}
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
qboolean GL_UploadCompressed (qbyte *file, int *out_width, int *out_height, unsigned int *out_mipmap)
|
|
{
|
|
int miplevel;
|
|
int width;
|
|
int height;
|
|
int compressed_size;
|
|
int internalformat;
|
|
int nummips;
|
|
#define GETVAR(var) memcpy(var, file, sizeof(*var));file+=sizeof(*var);
|
|
|
|
if (!gl_config.arb_texture_compression || !gl_compress.value)
|
|
return false;
|
|
|
|
GETVAR(&nummips)
|
|
GETVAR(out_width)
|
|
GETVAR(out_height)
|
|
GETVAR(out_mipmap)
|
|
for (miplevel = 0; miplevel < nummips; miplevel++)
|
|
{
|
|
GETVAR(&width);
|
|
GETVAR(&height);
|
|
GETVAR(&compressed_size);
|
|
GETVAR(&internalformat);
|
|
width = LittleLong(width);
|
|
height = LittleLong(height);
|
|
compressed_size = LittleLong(compressed_size);
|
|
internalformat = LittleLong(internalformat);
|
|
|
|
qglCompressedTexImage2DARB(GL_TEXTURE_2D, miplevel, internalformat, width, height, 0, compressed_size, file);
|
|
file += compressed_size;
|
|
}
|
|
|
|
if (*out_mipmap)
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
else
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_max);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
void GL_RoundDimensions(int *scaled_width, int *scaled_height, qboolean mipmap)
|
|
{
|
|
if (gl_config.arb_texture_non_power_of_two) //NPOT is a simple extension that relaxes errors.
|
|
{
|
|
TRACE(("dbg: GL_RoundDimensions: GL_ARB_texture_non_power_of_two\n"));
|
|
}
|
|
else
|
|
{
|
|
int width = *scaled_width;
|
|
int height = *scaled_height;
|
|
for (*scaled_width = 1 ; *scaled_width < width ; *scaled_width<<=1)
|
|
;
|
|
for (*scaled_height = 1 ; *scaled_height < height ; *scaled_height<<=1)
|
|
;
|
|
}
|
|
|
|
if (mipmap)
|
|
{
|
|
TRACE(("dbg: GL_RoundDimensions: %f\n", gl_picmip.value));
|
|
*scaled_width >>= (int)gl_picmip.value;
|
|
*scaled_height >>= (int)gl_picmip.value;
|
|
}
|
|
else
|
|
{
|
|
*scaled_width >>= (int)gl_picmip2d.value;
|
|
*scaled_height >>= (int)gl_picmip2d.value;
|
|
}
|
|
|
|
TRACE(("dbg: GL_RoundDimensions: %f\n", gl_max_size.value));
|
|
if (gl_max_size.value)
|
|
{
|
|
if (*scaled_width > gl_max_size.value)
|
|
*scaled_width = gl_max_size.value;
|
|
if (*scaled_height > gl_max_size.value)
|
|
*scaled_height = gl_max_size.value;
|
|
}
|
|
|
|
if (*scaled_width < 1)
|
|
*scaled_width = 1;
|
|
if (*scaled_height < 1)
|
|
*scaled_height = 1;
|
|
}
|
|
/*
|
|
===============
|
|
GL_Upload32
|
|
===============
|
|
*/
|
|
void GL_Upload32 (char *name, unsigned *data, int width, int height, qboolean mipmap, qboolean alpha)
|
|
{
|
|
int miplevel=0;
|
|
int samples;
|
|
unsigned *scaled = (unsigned *)uploadmemorybuffer;
|
|
int scaled_width, scaled_height;
|
|
|
|
TRACE(("dbg: GL_Upload32: %s %i %i\n", name, width, height));
|
|
|
|
scaled_width = width;
|
|
scaled_height = height;
|
|
GL_RoundDimensions(&scaled_width, &scaled_height, mipmap);
|
|
|
|
TRACE(("dbg: GL_Upload32: %i %i\n", scaled_width, scaled_height));
|
|
|
|
if (scaled_width * scaled_height > sizeofuploadmemorybuffer/4)
|
|
Sys_Error ("GL_LoadTexture: too big");
|
|
|
|
samples = alpha ? gl_alpha_format : gl_solid_format;
|
|
if (gl_config.arb_texture_compression && gl_compress.value && name&&mipmap)
|
|
samples = alpha ? GL_COMPRESSED_RGBA_ARB : GL_COMPRESSED_RGB_ARB;
|
|
|
|
texels += scaled_width * scaled_height;
|
|
|
|
if (gl_config.sgis_generate_mipmap&&mipmap)
|
|
{
|
|
TRACE(("dbg: GL_Upload32: GL_SGIS_generate_mipmap\n"));
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
|
|
}
|
|
|
|
if (scaled_width == width && scaled_height == height)
|
|
{
|
|
if (!mipmap||gl_config.sgis_generate_mipmap) //gotta love this with NPOT textures... :)
|
|
{
|
|
TRACE(("dbg: GL_Upload32: non-mipmapped/unscaled\n"));
|
|
qglTexImage2D (GL_TEXTURE_2D, 0, samples, scaled_width, scaled_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
|
|
goto done;
|
|
}
|
|
memcpy (scaled, data, width*height*4);
|
|
}
|
|
else
|
|
GL_ResampleTexture (data, width, height, scaled, scaled_width, scaled_height);
|
|
|
|
TRACE(("dbg: GL_Upload32: recaled\n"));
|
|
qglTexImage2D (GL_TEXTURE_2D, 0, samples, scaled_width, scaled_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, scaled);
|
|
if (mipmap && !gl_config.sgis_generate_mipmap)
|
|
{
|
|
miplevel = 0;
|
|
TRACE(("dbg: GL_Upload32: mips\n"));
|
|
while (scaled_width > 1 || scaled_height > 1)
|
|
{
|
|
GL_MipMap ((qbyte *)scaled, scaled_width, scaled_height);
|
|
scaled_width >>= 1;
|
|
scaled_height >>= 1;
|
|
if (scaled_width < 1)
|
|
scaled_width = 1;
|
|
if (scaled_height < 1)
|
|
scaled_height = 1;
|
|
miplevel++;
|
|
qglTexImage2D (GL_TEXTURE_2D, miplevel, samples, scaled_width, scaled_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, scaled);
|
|
}
|
|
}
|
|
if (gl_config.arb_texture_compression && gl_compress.value && gl_savecompressedtex.value && name&&mipmap)
|
|
{
|
|
FILE *out;
|
|
int miplevels;
|
|
GLint compressed;
|
|
GLint compressed_size;
|
|
GLint internalformat;
|
|
unsigned char *img;
|
|
char outname[MAX_OSPATH];
|
|
int i;
|
|
miplevels = miplevel+1;
|
|
qglGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_COMPRESSED_ARB, &compressed);
|
|
if (compressed == GL_TRUE && !strstr(name, "..")) //is there any point in bothering with the whole endian thing?
|
|
{
|
|
sprintf(outname, "%s/tex/%s.tex", com_gamedir, name);
|
|
COM_CreatePath(outname);
|
|
out = fopen(outname, "wb");
|
|
if (out)
|
|
{
|
|
i = LittleLong(miplevels);
|
|
fwrite(&i, 1, sizeof(i), out);
|
|
i = LittleLong(width);
|
|
fwrite(&i, 1, sizeof(i), out);
|
|
i = LittleLong(height);
|
|
fwrite(&i, 1, sizeof(i), out);
|
|
i = LittleLong(mipmap);
|
|
fwrite(&i, 1, sizeof(i), out);
|
|
for (miplevel = 0; miplevel < miplevels; miplevel++)
|
|
{
|
|
qglGetTexLevelParameteriv(GL_TEXTURE_2D, miplevel, GL_TEXTURE_COMPRESSED_ARB, &compressed);
|
|
qglGetTexLevelParameteriv(GL_TEXTURE_2D, miplevel, GL_TEXTURE_INTERNAL_FORMAT, &internalformat);
|
|
qglGetTexLevelParameteriv(GL_TEXTURE_2D, miplevel, GL_TEXTURE_COMPRESSED_IMAGE_SIZE_ARB, &compressed_size);
|
|
qglGetTexLevelParameteriv(GL_TEXTURE_2D, miplevel, GL_TEXTURE_WIDTH, &width);
|
|
qglGetTexLevelParameteriv(GL_TEXTURE_2D, miplevel, GL_TEXTURE_HEIGHT, &height);
|
|
img = (unsigned char *)BZ_Malloc(compressed_size * sizeof(unsigned char));
|
|
qglGetCompressedTexImageARB(GL_TEXTURE_2D, miplevel, img);
|
|
|
|
i = LittleLong(width);
|
|
fwrite(&i, 1, sizeof(i), out);
|
|
i = LittleLong(height);
|
|
fwrite(&i, 1, sizeof(i), out);
|
|
i = LittleLong(compressed_size);
|
|
fwrite(&i, 1, sizeof(i), out);
|
|
i = LittleLong(internalformat);
|
|
fwrite(&i, 1, sizeof(i), out);
|
|
fwrite(img, 1, compressed_size, out);
|
|
BZ_Free(img);
|
|
}
|
|
fclose(out);
|
|
}
|
|
}
|
|
}
|
|
done:
|
|
if (gl_config.sgis_generate_mipmap&&mipmap)
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_GENERATE_MIPMAP_SGIS, GL_FALSE);
|
|
|
|
|
|
if (mipmap)
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
else
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_max);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
}
|
|
|
|
void GL_Upload8Grey (unsigned char*data, int width, int height, qboolean mipmap)
|
|
{
|
|
int samples;
|
|
unsigned char *scaled = uploadmemorybuffer;
|
|
int scaled_width, scaled_height;
|
|
|
|
scaled_width = width;
|
|
scaled_height = height;
|
|
GL_RoundDimensions(&scaled_width, &scaled_height, mipmap);
|
|
|
|
if (scaled_width * scaled_height > sizeofuploadmemorybuffer/4)
|
|
Sys_Error ("GL_LoadTexture: too big");
|
|
|
|
samples = 1;//alpha ? gl_alpha_format : gl_solid_format;
|
|
|
|
texels += scaled_width * scaled_height;
|
|
|
|
if (scaled_width == width && scaled_height == height)
|
|
{
|
|
if (!mipmap)
|
|
{
|
|
qglTexImage2D (GL_TEXTURE_2D, 0, samples, scaled_width, scaled_height, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, data);
|
|
goto done;
|
|
}
|
|
memcpy (scaled, data, width*height);
|
|
}
|
|
else
|
|
GL_Resample8BitTexture (data, width, height, scaled, scaled_width, scaled_height);
|
|
|
|
qglTexImage2D (GL_TEXTURE_2D, 0, samples, scaled_width, scaled_height, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, scaled);
|
|
if (mipmap)
|
|
{
|
|
int miplevel;
|
|
|
|
miplevel = 0;
|
|
while (scaled_width > 1 || scaled_height > 1)
|
|
{
|
|
GL_MipMap ((qbyte *)scaled, scaled_width, scaled_height);
|
|
scaled_width >>= 1;
|
|
scaled_height >>= 1;
|
|
if (scaled_width < 1)
|
|
scaled_width = 1;
|
|
if (scaled_height < 1)
|
|
scaled_height = 1;
|
|
miplevel++;
|
|
qglTexImage2D (GL_TEXTURE_2D, miplevel, samples, scaled_width, scaled_height, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, scaled);
|
|
}
|
|
}
|
|
done: ;
|
|
|
|
if (mipmap)
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
else
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_max);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void GL_MipMapNormal (qbyte *in, int width, int height)
|
|
{
|
|
int i, j;
|
|
qbyte *out;
|
|
float inv255 = 1.0f/255.0f;
|
|
float inv127 = 1.0f/127.0f;
|
|
float x,y,z,l,mag00,mag01,mag10,mag11;
|
|
|
|
|
|
width <<=2;
|
|
height >>= 1;
|
|
out = in;
|
|
for (i=0 ; i<height ; i++, in+=width)
|
|
{
|
|
for (j=0 ; j<width ; j+=8, out+=4, in+=8)
|
|
{
|
|
|
|
mag00 = inv255 * in[3];
|
|
mag01 = inv255 * in[7];
|
|
mag10 = inv255 * in[width+3];
|
|
mag11 = inv255 * in[width+7];
|
|
|
|
x = mag00*(inv127*in[0]-1.0)+
|
|
mag01*(inv127*in[4]-1.0)+
|
|
mag10*(inv127*in[width+0]-1.0)+
|
|
mag11*(inv127*in[width+4]-1.0);
|
|
y = mag00*(inv127*in[1]-1.0)+
|
|
mag01*(inv127*in[5]-1.0)+
|
|
mag10*(inv127*in[width+1]-1.0)+
|
|
mag11*(inv127*in[width+5]-1.0);
|
|
z = mag00*(inv127*in[2]-1.0)+
|
|
mag01*(inv127*in[6]-1.0)+
|
|
mag10*(inv127*in[width+2]-1.0)+
|
|
mag11*(inv127*in[width+6]-1.0);
|
|
|
|
l = sqrt(x*x+y*y+z*z);
|
|
if (l == 0.0) {
|
|
x = 0.0;
|
|
y = 0.0;
|
|
z = 1.0;
|
|
} else {
|
|
//normalize it.
|
|
l=1/l;
|
|
x *=l;
|
|
y *=l;
|
|
z *=l;
|
|
}
|
|
out[0] = (unsigned char)128 + 127*x;
|
|
out[1] = (unsigned char)128 + 127*y;
|
|
out[2] = (unsigned char)128 + 127*z;
|
|
|
|
l = l/4.0;
|
|
if (l > 1.0) {
|
|
out[3] = 255;
|
|
} else {
|
|
out[3] = (qbyte)(255.0*l);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//PENTA
|
|
|
|
//sizeofuploadmemorybufferintermediate is guarenteed to be bigger or equal to the normal uploadbuffer size
|
|
unsigned int * genNormalMap(qbyte *pixels, int w, int h, float scale)
|
|
{
|
|
int i, j, wr, hr;
|
|
unsigned char r, g, b;
|
|
unsigned *nmap = (unsigned *)uploadmemorybufferintermediate;
|
|
float sqlen, reciplen, nx, ny, nz;
|
|
|
|
const float oneOver255 = 1.0f/255.0f;
|
|
|
|
float c, cx, cy, dcx, dcy;
|
|
|
|
wr = w;
|
|
hr = h;
|
|
|
|
for (i=0; i<h; i++) {
|
|
for (j=0; j<w; j++) {
|
|
/* Expand [0,255] texel values to the [0,1] range. */
|
|
c = pixels[i*wr + j] * oneOver255;
|
|
/* Expand the texel to its right. */
|
|
cx = pixels[i*wr + (j+1)%wr] * oneOver255;
|
|
/* Expand the texel one up. */
|
|
cy = pixels[((i+1)%hr)*wr + j] * oneOver255;
|
|
dcx = scale * (c - cx);
|
|
dcy = scale * (c - cy);
|
|
|
|
/* Normalize the vector. */
|
|
sqlen = dcx*dcx + dcy*dcy + 1;
|
|
reciplen = 1.0f/(float)sqrt(sqlen);
|
|
nx = dcx*reciplen;
|
|
ny = -dcy*reciplen;
|
|
nz = reciplen;
|
|
|
|
/* Repack the normalized vector into an RGB unsigned qbyte
|
|
vector in the normal map image. */
|
|
r = (qbyte) (128 + 127*nx);
|
|
g = (qbyte) (128 + 127*ny);
|
|
b = (qbyte) (128 + 127*nz);
|
|
|
|
/* The highest resolution mipmap level always has a
|
|
unit length magnitude. */
|
|
nmap[i*w+j] = LittleLong ((pixels[i*wr + j] << 24)|(b << 16)|(g << 8)|(r)); // <AWE> Added support for big endian.
|
|
}
|
|
}
|
|
|
|
return &nmap[0];
|
|
}
|
|
|
|
//PENTA
|
|
void GL_UploadBump(qbyte *data, int width, int height, qboolean mipmap, float bumpscale)
|
|
{
|
|
unsigned char *scaled = uploadmemorybuffer;
|
|
int scaled_width, scaled_height;
|
|
qbyte *nmap;
|
|
|
|
TRACE(("dbg: GL_UploadBump entered: %i %i\n", width, height));
|
|
|
|
scaled_width = width;
|
|
scaled_height = height;
|
|
GL_RoundDimensions(&scaled_width, &scaled_height, mipmap);
|
|
|
|
if (scaled_width * scaled_height > sizeofuploadmemorybuffer/4)
|
|
Sys_Error ("GL_LoadTexture: too big");
|
|
|
|
//To resize or not to resize
|
|
if (scaled_width == width && scaled_height == height)
|
|
{
|
|
memcpy (scaled, data, width*height);
|
|
scaled_width = width;
|
|
scaled_height = height;
|
|
}
|
|
else {
|
|
//Just picks pixels so grayscale is equivalent with 8 bit.
|
|
GL_Resample8BitTexture (data, width, height, scaled, scaled_width, scaled_height);
|
|
}
|
|
|
|
nmap = (qbyte *)genNormalMap(scaled,scaled_width,scaled_height,bumpscale);
|
|
|
|
qglTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA
|
|
, scaled_width, scaled_height, 0,
|
|
GL_RGBA, GL_UNSIGNED_BYTE, nmap);
|
|
|
|
//glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
|
//glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
|
if (mipmap)
|
|
{
|
|
int miplevel;
|
|
|
|
miplevel = 0;
|
|
while (scaled_width > 1 || scaled_height > 1)
|
|
{
|
|
GL_MipMapNormal(nmap,scaled_width,scaled_height);
|
|
//GL_MipMapGray((qbyte *)scaled, scaled_width, scaled_height);
|
|
scaled_width >>= 1;
|
|
scaled_height >>= 1;
|
|
if (scaled_width < 1)
|
|
scaled_width = 1;
|
|
if (scaled_height < 1)
|
|
scaled_height = 1;
|
|
miplevel++;
|
|
|
|
qglTexImage2D (GL_TEXTURE_2D, miplevel, GL_RGBA, scaled_width, scaled_height, 0, GL_RGBA,
|
|
GL_UNSIGNED_BYTE, nmap);
|
|
//glTexImage2D (GL_TEXTURE_2D, miplevel, GL_RGBA, scaled_width, scaled_height, 0, GL_RGBA,
|
|
// GL_UNSIGNED_BYTE, genNormalMap(scaled,scaled_width,scaled_height,4.0f));
|
|
}
|
|
}
|
|
|
|
if (mipmap)
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
else
|
|
{
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_max);
|
|
qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
|
|
// if (gl_texturefilteranisotropic)
|
|
// glTexParameterfv (GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, &gl_texureanisotropylevel);
|
|
|
|
TRACE(("dbg: GL_UploadBump: escaped %i %i\n", width, height));
|
|
}
|
|
|
|
|
|
|
|
|
|
#ifdef GL_USE8BITTEX
|
|
#ifdef GL_EXT_paletted_texture
|
|
void GL_Upload8_EXT (qbyte *data, int width, int height, qboolean mipmap, qboolean alpha)
|
|
{
|
|
int i, s;
|
|
qboolean noalpha;
|
|
int samples;
|
|
unsigned char *scaled = uploadmemorybuffer;
|
|
int scaled_width, scaled_height;
|
|
|
|
GLDraw_Init15to8();
|
|
|
|
s = width*height;
|
|
// if there are no transparent pixels, make it a 3 component
|
|
// texture even if it was specified as otherwise
|
|
if (alpha)
|
|
{
|
|
noalpha = true;
|
|
for (i=0 ; i<s ; i++)
|
|
{
|
|
if (data[i] == 255)
|
|
noalpha = false;
|
|
}
|
|
|
|
if (alpha && noalpha)
|
|
alpha = false;
|
|
}
|
|
|
|
scaled_width = width;
|
|
scaled_height = height;
|
|
GL_RoundDimensions(&scaled_width, &scaled_height, mipmap);
|
|
|
|
if (scaled_width * scaled_height > sizeofuploadmemorybufferintermediate/4)
|
|
Sys_Error ("GL_LoadTexture: too big");
|
|
|
|
samples = 1; // alpha ? gl_alpha_format : gl_solid_format;
|
|
|
|
texels += scaled_width * scaled_height;
|
|
|
|
if (scaled_width == width && scaled_height == height)
|
|
{
|
|
if (!mipmap)
|
|
{
|
|
glTexImage2D (GL_TEXTURE_2D, 0, GL_COLOR_INDEX8_EXT, scaled_width, scaled_height, 0, GL_COLOR_INDEX , GL_UNSIGNED_BYTE, data);
|
|
goto done;
|
|
}
|
|
memcpy (scaled, data, width*height);
|
|
}
|
|
else
|
|
GL_Resample8BitTexture (data, width, height, scaled, scaled_width, scaled_height);
|
|
|
|
glTexImage2D (GL_TEXTURE_2D, 0, GL_COLOR_INDEX8_EXT, scaled_width, scaled_height, 0, GL_COLOR_INDEX, GL_UNSIGNED_BYTE, scaled);
|
|
if (mipmap)
|
|
{
|
|
int miplevel;
|
|
|
|
miplevel = 0;
|
|
while (scaled_width > 1 || scaled_height > 1)
|
|
{
|
|
GL_MipMap8Bit ((qbyte *)scaled, scaled_width, scaled_height);
|
|
scaled_width >>= 1;
|
|
scaled_height >>= 1;
|
|
if (scaled_width < 1)
|
|
scaled_width = 1;
|
|
if (scaled_height < 1)
|
|
scaled_height = 1;
|
|
miplevel++;
|
|
glTexImage2D (GL_TEXTURE_2D, miplevel, GL_COLOR_INDEX8_EXT, scaled_width, scaled_height, 0, GL_COLOR_INDEX, GL_UNSIGNED_BYTE, scaled);
|
|
}
|
|
}
|
|
done: ;
|
|
|
|
if (mipmap)
|
|
{
|
|
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
|
|
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
else
|
|
{
|
|
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_max);
|
|
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);
|
|
}
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
/*
|
|
===============
|
|
GL_Upload8
|
|
===============
|
|
*/
|
|
int ColorIndex[16] =
|
|
{
|
|
0, 31, 47, 63, 79, 95, 111, 127, 143, 159, 175, 191, 199, 207, 223, 231
|
|
};
|
|
|
|
unsigned ColorPercent[16] =
|
|
{
|
|
25, 51, 76, 102, 114, 127, 140, 153, 165, 178, 191, 204, 216, 229, 237, 247
|
|
};
|
|
|
|
void GL_Upload8 (qbyte *data, int width, int height, qboolean mipmap, qboolean alpha)
|
|
{
|
|
unsigned *trans = (unsigned *)uploadmemorybufferintermediate;
|
|
int i, s;
|
|
qboolean noalpha;
|
|
int p;
|
|
|
|
if (width*height > sizeofuploadmemorybufferintermediate/4)
|
|
Sys_Error("GL_Upload8: image too big (%i*%i)", width, height);
|
|
|
|
s = width*height;
|
|
// if there are no transparent pixels, make it a 3 component
|
|
// texture even if it was specified as otherwise
|
|
if (alpha)
|
|
{
|
|
noalpha = true;
|
|
for (i=0 ; i<s ; i++)
|
|
{
|
|
p = data[i];
|
|
if (p == 255)
|
|
noalpha = false;
|
|
trans[i] = d_8to24rgbtable[p];
|
|
}
|
|
|
|
switch( alpha )
|
|
{
|
|
default:
|
|
if (alpha && noalpha)
|
|
alpha = false;
|
|
break;
|
|
case 2:
|
|
alpha = true;
|
|
for (i=0 ; i<s ; i++)
|
|
{
|
|
p = data[i];
|
|
if (p == 0)
|
|
trans[i] &= 0x00ffffff;
|
|
else if( p & 1 )
|
|
{
|
|
trans[i] &= 0x00ffffff;
|
|
trans[i] |= ( ( int )( 255 * 0.5 ) ) << 24;
|
|
}
|
|
else
|
|
{
|
|
trans[i] |= 0xff000000;
|
|
}
|
|
}
|
|
break;
|
|
case 3:
|
|
alpha = true;
|
|
for (i=0 ; i<s ; i++)
|
|
{
|
|
p = data[i];
|
|
if (p == 0)
|
|
trans[i] &= 0x00ffffff;
|
|
}
|
|
break;
|
|
case 4:
|
|
alpha = true;
|
|
for (i=0 ; i<s ; i++)
|
|
{
|
|
p = data[i];
|
|
trans[i] = d_8to24rgbtable[ColorIndex[p>>4]] & 0x00ffffff;
|
|
trans[i] |= ( int )ColorPercent[p&15] << 24;
|
|
//trans[i] = 0x7fff0000;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (i=(s&~3)-4 ; i>=0 ; i-=4)
|
|
{
|
|
trans[i] = d_8to24rgbtable[data[i]];
|
|
trans[i+1] = d_8to24rgbtable[data[i+1]];
|
|
trans[i+2] = d_8to24rgbtable[data[i+2]];
|
|
trans[i+3] = d_8to24rgbtable[data[i+3]];
|
|
}
|
|
for (i=s&~3 ; i<s ; i++) //wow, funky
|
|
{
|
|
trans[i] = d_8to24rgbtable[data[i]];
|
|
}
|
|
}
|
|
|
|
#ifdef GL_USE8BITTEX
|
|
#ifdef GL_EXT_paletted_texture
|
|
if (GLVID_Is8bit() && !alpha && (data!=scrap_texels[0])) {
|
|
GL_Upload8_EXT (data, width, height, mipmap, alpha);
|
|
return;
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
GL_Upload32 (NULL, trans, width, height, mipmap, alpha);
|
|
}
|
|
|
|
void GL_Upload8FB (qbyte *data, int width, int height, qboolean mipmap)
|
|
{
|
|
unsigned *trans = (unsigned *)uploadmemorybufferintermediate;
|
|
int i, s;
|
|
qboolean noalpha;
|
|
int p;
|
|
|
|
s = width*height;
|
|
if (s > sizeofuploadmemorybufferintermediate/4)
|
|
Sys_Error("GL_Upload8FB: image too big (%i*%i)", width, height);
|
|
// if there are no transparent pixels, make it a 3 component
|
|
// texture even if it was specified as otherwise
|
|
noalpha = true;
|
|
for (i=0 ; i<s ; i++)
|
|
{
|
|
p = data[i];
|
|
if (p <= 255-vid.fullbright)
|
|
trans[i] = 0;
|
|
else
|
|
trans[i] = d_8to24rgbtable[p];
|
|
}
|
|
|
|
GL_Upload32 (NULL, trans, width, height, mipmap, true);
|
|
}
|
|
|
|
void GL_Upload8Pal24 (qbyte *data, qbyte *pal, int width, int height, qboolean mipmap, qboolean alpha)
|
|
{
|
|
qbyte *trans = uploadmemorybufferintermediate;
|
|
int i, s;
|
|
qboolean noalpha;
|
|
int p;
|
|
extern qbyte gammatable[256];
|
|
|
|
s = width*height;
|
|
if (s > sizeofuploadmemorybufferintermediate/4)
|
|
Sys_Error("GL_Upload8Pal24: image too big (%i*%i)", width, height);
|
|
|
|
// if there are no transparent pixels, make it a 3 component
|
|
// texture even if it was specified as otherwise
|
|
if (alpha)
|
|
{
|
|
noalpha = true;
|
|
for (i=0 ; i<s ; i++)
|
|
{
|
|
p = data[i];
|
|
if (p == 255)
|
|
noalpha = false;
|
|
trans[(i<<2)+0] = gammatable[pal[p*3+0]];
|
|
trans[(i<<2)+1] = gammatable[pal[p*3+1]];
|
|
trans[(i<<2)+2] = gammatable[pal[p*3+2]];
|
|
trans[(i<<2)+3] = (p==255)?0:255;
|
|
}
|
|
|
|
if (alpha && noalpha)
|
|
alpha = false;
|
|
}
|
|
else
|
|
{
|
|
if (s&3)
|
|
Sys_Error ("GL_Upload8: s&3");
|
|
for (i=0 ; i<s ; i+=1)
|
|
{
|
|
trans[(i<<2)+0] = gammatable[pal[data[i]*3+0]];
|
|
trans[(i<<2)+1] = gammatable[pal[data[i]*3+1]];
|
|
trans[(i<<2)+2] = gammatable[pal[data[i]*3+2]];
|
|
trans[(i<<2)+3] = 255;
|
|
}
|
|
}
|
|
GL_Upload32 (NULL, (unsigned*)trans, width, height, mipmap, alpha);
|
|
}
|
|
void GL_Upload8Pal32 (qbyte *data, qbyte *pal, int width, int height, qboolean mipmap, qboolean alpha)
|
|
{
|
|
qbyte *trans = uploadmemorybufferintermediate;
|
|
int i, s;
|
|
extern qbyte gammatable[256];
|
|
|
|
s = width*height;
|
|
if (s > sizeofuploadmemorybufferintermediate/4)
|
|
Sys_Error("GL_Upload8Pal32: image too big (%i*%i)", width, height);
|
|
|
|
if (s&3)
|
|
Sys_Error ("GL_Upload8: s&3");
|
|
for (i=0 ; i<s ; i+=1)
|
|
{
|
|
trans[(i<<2)+0] = gammatable[pal[data[i]*4+0]];
|
|
trans[(i<<2)+1] = gammatable[pal[data[i]*4+1]];
|
|
trans[(i<<2)+2] = gammatable[pal[data[i]*4+2]];
|
|
trans[(i<<2)+3] = gammatable[pal[data[i]*4+3]];
|
|
}
|
|
|
|
GL_Upload32 (NULL, (unsigned*)trans, width, height, mipmap, true);
|
|
}
|
|
/*
|
|
================
|
|
GL_LoadTexture
|
|
================
|
|
*/
|
|
int GL_LoadTexture (char *identifier, int width, int height, qbyte *data, qboolean mipmap, qboolean alpha)
|
|
{
|
|
gltexture_t *glt;
|
|
|
|
// see if the texture is already present
|
|
if (identifier[0])
|
|
{
|
|
glt = GL_MatchTexture(identifier, 8, width, height);
|
|
if (glt)
|
|
{
|
|
|
|
TRACE(("dbg: GL_LoadTexture: duplicate %s\n", identifier));
|
|
return glt->texnum;
|
|
}
|
|
}
|
|
|
|
TRACE(("dbg: GL_LoadTexture: new %s\n", identifier));
|
|
|
|
glt = BZ_Malloc(sizeof(*glt)+sizeof(bucket_t));
|
|
glt->next = gltextures;
|
|
gltextures = glt;
|
|
|
|
strcpy (glt->identifier, identifier);
|
|
glt->texnum = texture_extension_number;
|
|
glt->width = width;
|
|
glt->height = height;
|
|
glt->bpp = 8;
|
|
glt->mipmap = mipmap;
|
|
|
|
Hash_Add(&gltexturetable, glt->identifier, glt, (bucket_t*)(glt+1));
|
|
|
|
GL_Bind(texture_extension_number );
|
|
|
|
GL_Upload8 (data, width, height, mipmap, alpha);
|
|
|
|
texture_extension_number++;
|
|
|
|
return texture_extension_number-1;
|
|
}
|
|
|
|
int GL_LoadTextureFB (char *identifier, int width, int height, qbyte *data, qboolean mipmap, qboolean alpha)
|
|
{
|
|
int i;
|
|
gltexture_t *glt;
|
|
|
|
// see if the texture is already present
|
|
if (identifier[0])
|
|
{
|
|
glt = GL_MatchTexture(identifier, 8, width, height);
|
|
if (glt)
|
|
return glt->texnum;
|
|
}
|
|
|
|
glt = BZ_Malloc(sizeof(*glt)+sizeof(bucket_t));
|
|
glt->next = gltextures;
|
|
gltextures = glt;
|
|
|
|
for (i = 0; i < width*height; i++)
|
|
if (data[i] > 255-vid.fullbright)
|
|
break;
|
|
|
|
if (i == width*height)
|
|
return 0; //none found, don't bother uploading.
|
|
|
|
strcpy (glt->identifier, identifier);
|
|
glt->texnum = texture_extension_number;
|
|
glt->width = width;
|
|
glt->height = height;
|
|
glt->bpp = 8;
|
|
glt->mipmap = mipmap;
|
|
|
|
Hash_Add(&gltexturetable, glt->identifier, glt, (bucket_t*)(glt+1));
|
|
|
|
GL_Bind(texture_extension_number );
|
|
|
|
GL_Upload8FB (data, width, height, mipmap);
|
|
|
|
texture_extension_number++;
|
|
|
|
return texture_extension_number-1;
|
|
}
|
|
|
|
int GL_LoadTexture8Pal24 (char *identifier, int width, int height, qbyte *data, qbyte *palette24, qboolean mipmap, qboolean alpha)
|
|
{
|
|
gltexture_t *glt;
|
|
|
|
// see if the texture is already present
|
|
if (identifier[0])
|
|
{
|
|
glt = GL_MatchTexture(identifier, 24, width, height);
|
|
if (glt)
|
|
return glt->texnum;
|
|
}
|
|
|
|
glt = BZ_Malloc(sizeof(*glt)+sizeof(bucket_t));
|
|
glt->next = gltextures;
|
|
gltextures = glt;
|
|
|
|
|
|
strcpy (glt->identifier, identifier);
|
|
glt->texnum = texture_extension_number;
|
|
glt->width = width;
|
|
glt->height = height;
|
|
glt->bpp = 24;
|
|
glt->mipmap = mipmap;
|
|
|
|
Hash_Add(&gltexturetable, glt->identifier, glt, (bucket_t*)(glt+1));
|
|
|
|
GL_Bind(texture_extension_number );
|
|
|
|
GL_Upload8Pal24 (data, palette24, width, height, mipmap, alpha);
|
|
|
|
texture_extension_number++;
|
|
|
|
return texture_extension_number-1;
|
|
}
|
|
int GL_LoadTexture8Pal32 (char *identifier, int width, int height, qbyte *data, qbyte *palette32, qboolean mipmap, qboolean alpha)
|
|
{
|
|
gltexture_t *glt;
|
|
|
|
// see if the texture is already present
|
|
if (identifier[0])
|
|
{
|
|
glt = GL_MatchTexture(identifier, 32, width, height);
|
|
if (glt)
|
|
return glt->texnum;
|
|
}
|
|
|
|
glt = BZ_Malloc(sizeof(*glt)+sizeof(bucket_t));
|
|
glt->next = gltextures;
|
|
gltextures = glt;
|
|
|
|
|
|
strcpy (glt->identifier, identifier);
|
|
glt->texnum = texture_extension_number;
|
|
glt->width = width;
|
|
glt->height = height;
|
|
glt->bpp = 32;
|
|
glt->mipmap = mipmap;
|
|
|
|
Hash_Add(&gltexturetable, glt->identifier, glt, (bucket_t*)(glt+1));
|
|
|
|
GL_Bind(texture_extension_number );
|
|
|
|
GL_Upload8Pal32 (data, palette32, width, height, mipmap, alpha);
|
|
|
|
texture_extension_number++;
|
|
|
|
return texture_extension_number-1;
|
|
}
|
|
|
|
int GL_LoadTexture32 (char *identifier, int width, int height, unsigned *data, qboolean mipmap, qboolean alpha)
|
|
{
|
|
// qboolean noalpha;
|
|
// int p, s;
|
|
gltexture_t *glt;
|
|
|
|
// see if the texture is already present
|
|
if (identifier[0])
|
|
{
|
|
glt = GL_MatchTexture(identifier, 32, width, height);
|
|
if (glt)
|
|
return glt->texnum;
|
|
}
|
|
|
|
glt = BZ_Malloc(sizeof(*glt)+sizeof(bucket_t));
|
|
glt->next = gltextures;
|
|
gltextures = glt;
|
|
|
|
strcpy (glt->identifier, identifier);
|
|
glt->texnum = texture_extension_number;
|
|
glt->width = width;
|
|
glt->height = height;
|
|
glt->bpp = 32;
|
|
glt->mipmap = mipmap;
|
|
|
|
Hash_Add(&gltexturetable, glt->identifier, glt, (bucket_t*)(glt+1));
|
|
|
|
// if (!isDedicated)
|
|
{
|
|
GL_Bind(texture_extension_number );
|
|
|
|
GL_Upload32 (identifier, data, width, height, mipmap, alpha);
|
|
}
|
|
|
|
texture_extension_number++;
|
|
|
|
return texture_extension_number-1;
|
|
}
|
|
|
|
int GL_LoadCompressed(char *name)
|
|
{
|
|
qbyte *COM_LoadFile (char *path, int usehunk);
|
|
unsigned char *file;
|
|
gltexture_t *glt;
|
|
char inname[MAX_OSPATH];
|
|
|
|
if (!gl_config.arb_texture_compression || !gl_compress.value)
|
|
return 0;
|
|
|
|
|
|
// see if the texture is already present
|
|
if (name[0])
|
|
{
|
|
int num = GL_FindTexture(name);
|
|
if (num != -1)
|
|
return num;
|
|
}
|
|
else
|
|
return 0;
|
|
|
|
|
|
_snprintf(inname, sizeof(inname)-1, "tex/%s.tex", name);
|
|
file = COM_LoadFile(inname, 5);
|
|
if (!file)
|
|
return 0;
|
|
|
|
glt = BZ_Malloc(sizeof(*glt)+sizeof(bucket_t));
|
|
glt->next = gltextures;
|
|
gltextures = glt;
|
|
|
|
strcpy (glt->identifier, name);
|
|
glt->texnum = texture_extension_number;
|
|
glt->bpp = 32;
|
|
|
|
Hash_Add(&gltexturetable, glt->identifier, glt, (bucket_t*)(glt+1));
|
|
|
|
GL_Bind(texture_extension_number );
|
|
|
|
if (!GL_UploadCompressed (file, &glt->width, &glt->height, (unsigned int *)&glt->mipmap))
|
|
return 0;
|
|
|
|
texture_extension_number++;
|
|
|
|
return texture_extension_number-1;
|
|
}
|
|
|
|
int GL_LoadTexture8Grey (char *identifier, int width, int height, unsigned char *data, qboolean mipmap)
|
|
{
|
|
// qboolean noalpha;
|
|
// int p, s;
|
|
gltexture_t *glt;
|
|
|
|
// see if the texture is already present
|
|
if (identifier[0])
|
|
{
|
|
glt = GL_MatchTexture(identifier, 8, width, height);
|
|
if (glt)
|
|
return glt->texnum;
|
|
}
|
|
|
|
glt = BZ_Malloc(sizeof(*glt)+sizeof(bucket_t));
|
|
glt->next = gltextures;
|
|
gltextures = glt;
|
|
|
|
strcpy (glt->identifier, identifier);
|
|
glt->texnum = texture_extension_number;
|
|
glt->width = width;
|
|
glt->height = height;
|
|
glt->bpp = 8;
|
|
glt->mipmap = mipmap;
|
|
|
|
Hash_Add(&gltexturetable, glt->identifier, glt, (bucket_t*)(glt+1));
|
|
|
|
// if (!isDedicated)
|
|
{
|
|
GL_Bind(texture_extension_number );
|
|
|
|
GL_Upload8Grey (data, width, height, mipmap);
|
|
}
|
|
|
|
texture_extension_number++;
|
|
|
|
return texture_extension_number-1;
|
|
}
|
|
|
|
int GL_LoadTexture8Bump (char *identifier, int width, int height, unsigned char *data, qboolean mipmap, float bumpscale)
|
|
{
|
|
// qboolean noalpha;
|
|
// int p, s;
|
|
gltexture_t *glt;
|
|
|
|
// see if the texture is already present
|
|
if (identifier[0])
|
|
{
|
|
glt = GL_MatchTexture(identifier, 8, width, height);
|
|
if (glt)
|
|
{
|
|
TRACE(("dbg: GL_LoadTexture8Bump: duplicated %s\n", identifier));
|
|
return glt->texnum;
|
|
}
|
|
}
|
|
|
|
TRACE(("dbg: GL_LoadTexture8Bump: new %s\n", identifier));
|
|
|
|
glt = BZ_Malloc(sizeof(*glt)+sizeof(bucket_t));
|
|
glt->next = gltextures;
|
|
gltextures = glt;
|
|
|
|
strcpy (glt->identifier, identifier);
|
|
glt->texnum = texture_extension_number;
|
|
glt->width = width;
|
|
glt->height = height;
|
|
glt->bpp = 8;
|
|
glt->mipmap = mipmap;
|
|
|
|
Hash_Add(&gltexturetable, glt->identifier, glt, (bucket_t*)(glt+1));
|
|
|
|
// if (!isDedicated)
|
|
{
|
|
GL_Bind(texture_extension_number );
|
|
|
|
GL_UploadBump (data, width, height, mipmap, bumpscale);
|
|
}
|
|
|
|
texture_extension_number++;
|
|
|
|
return texture_extension_number-1;
|
|
}
|
|
|
|
/*
|
|
================
|
|
GL_LoadPicTexture
|
|
================
|
|
*/
|
|
int GL_LoadPicTexture (qpic_t *pic)
|
|
{
|
|
return GL_LoadTexture ("", pic->width, pic->height, pic->data, false, true);
|
|
}
|
|
|
|
/****************************************/
|
|
#endif
|