Link dynamically to freetype.
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@3278 fc73d0e0-1445-4013-8a0c-d673dee63da5
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Spoike
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1 changed files with 164 additions and 12 deletions
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@ -3,7 +3,6 @@
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#ifdef AVAIL_FREETYPE
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#include "glquake.h"
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#pragma comment(lib, "../libs/freetype2/objs/freetype239.lib")
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#include <ft2build.h>
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#include FT_FREETYPE_H
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@ -23,6 +22,13 @@ static FT_Library fontlib;
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#define GEN_CONCHAR_GLYPHS 0 //set to 0 or 1 to define whether to generate glyphs from conchars too, or if it should just draw them as glquake always used to
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extern cvar_t cl_noblink;
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qboolean triedtoloadfreetype;
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dllhandle_t *fontmodule;
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FT_Error (VARGS *pFT_Init_FreeType) (FT_Library *alibrary);
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FT_Error (VARGS *pFT_Load_Char) (FT_Face face, FT_ULong char_code, FT_Int32 load_flags);
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FT_Error (VARGS *pFT_Set_Pixel_Sizes) (FT_Face face, FT_UInt pixel_width, FT_UInt pixel_height);
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FT_Error (VARGS *pFT_New_Face) (FT_Library library, const char *pathname, FT_Long face_index, FT_Face *aface);
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FT_Error (VARGS *pFT_Done_Face) (FT_Face face);
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typedef struct font_s
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@ -228,7 +234,121 @@ struct charcache_s *Font_TryLoadGlyph(font_t *f, CHARIDXTYPE charidx)
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}
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#endif
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if (FT_Load_Char(f->face, charidx, FT_LOAD_RENDER))
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if (charidx >= 0xe100 && charidx <= 0xe1ff)
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{
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static const char *imgs[] =
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{
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"inv_shotgun",
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"inv_sshotgun",
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"inv_nailgun",
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"inv_snailgun",
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"inv_rlaunch",
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"inv_srlaunch",
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"inv_lightng",
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"inv2_shotgun",
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"inv2_sshotgun",
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"inv2_nailgun",
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"inv2_snailgun",
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"inv2_rlaunch",
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"inv2_srlaunch",
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"inv2_lightng",
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"sb_shells",
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"sb_nails",
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"sb_rocket",
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"sb_cells",
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"sb_armor1",
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"sb_armor2",
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"sb_armor3",
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"sb_key1",
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"sb_key2",
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"sb_invis",
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"sb_invuln",
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"sb_suit",
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"sb_quad",
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"sb_sigil1",
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"sb_sigil2",
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"sb_sigil3",
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"sb_sigil4",
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"face1",
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"face_p1",
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"face2",
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"face_p2",
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"face3",
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"face_p3",
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"face4",
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"face_p4",
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"face5",
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"face_p5",
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"face_invis",
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"face_invul2",
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"face_inv2",
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"face_quad"
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};
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qpic_t *wadimg;
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unsigned char *src;
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unsigned int img[64*64];
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int nw, nh;
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int x, y;
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unsigned int stepx, stepy;
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unsigned int srcx, srcy;
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if (charidx-0xe100 >= sizeof(imgs)/sizeof(imgs[0]))
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wadimg = NULL;
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else
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wadimg = W_SafeGetLumpName(imgs[charidx-0xe100]);
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if (wadimg)
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{
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nh = wadimg->height;
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nw = wadimg->width;
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while (nh < f->charheight)
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{
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nh *= 2;
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nw *= 2;
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}
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if (nh > f->charheight)
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{
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nw = (nw * f->charheight)/nh;
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nh = f->charheight;
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}
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stepy = 0x10000*((float)wadimg->height/nh);
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stepx = 0x10000*((float)wadimg->width/nw);
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if (nh > 64)
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nh = 64;
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if (nw > 64)
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nw = 64;
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srcy = 0;
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for (y = 0; y < nh; y++)
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{
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src = (unsigned char *)(wadimg->data);
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src += wadimg->width * (srcy>>16);
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srcy += stepy;
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srcx = 0;
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for (x = 0; x < nw; x++)
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{
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img[x+y*64] = d_8to24rgbtable[src[srcx>>16]];
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srcx += stepx;
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}
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}
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c = Font_LoadGlyphData(f, charidx, false, img, nw, nh, 64);
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if (c)
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{
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c->left = 0;
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c->top = f->charheight - (f->charheight - nh) - 1;
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c->advance = nw;
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return c;
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}
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}
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}
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if (pFT_Load_Char(f->face, charidx, FT_LOAD_RENDER))
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return NULL;
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slot = f->face->glyph;
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@ -251,19 +371,36 @@ struct font_s *Font_LoadFont(int height, char *fontfilename)
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FT_Face face;
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int error;
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if (!fontlib)
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{
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error = FT_Init_FreeType(&fontlib);
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{
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dllfunction_t ft2funcs[] =
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{
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{(void**)&pFT_Init_FreeType, "FT_Init_FreeType"},
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{(void**)&pFT_Load_Char, "FT_Load_Char"},
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{(void**)&pFT_Set_Pixel_Sizes, "FT_Set_Pixel_Sizes"},
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{(void**)&pFT_New_Face, "FT_New_Face"},
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{(void**)&pFT_Init_FreeType, "FT_Init_FreeType"},
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{(void**)&pFT_Done_Face, "FT_Done_Face"},
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{NULL, NULL}
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};
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if (triedtoloadfreetype)
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return NULL;
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triedtoloadfreetype = true;
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fontmodule = Sys_LoadLibrary("freetype6", ft2funcs);
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if (!fontmodule)
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return NULL;
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error = pFT_Init_FreeType(&fontlib);
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if (error)
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return NULL;
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}
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//fixme: use FT_Open_Face eventually
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if (FT_New_Face(fontlib, fontfilename, 0, &face))
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if (pFT_New_Face(fontlib, fontfilename, 0, &face))
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{
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return NULL;
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}
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error = FT_Set_Pixel_Sizes(face, 0, height);
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error = pFT_Set_Pixel_Sizes(face, 0, height);
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if (error)
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{
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return NULL;
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@ -273,10 +410,12 @@ struct font_s *Font_LoadFont(int height, char *fontfilename)
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memset(f, 0, sizeof(*f));
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f->face = face;
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f->charheight = height;
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fontplanes.texnum[0] = GL_AllocNewTexture();
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fontplanes.texnum[1] = GL_AllocNewTexture();
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fontplanes.texnum[2] = GL_AllocNewTexture();
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fontplanes.texnum[3] = GL_AllocNewTexture();
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for (i = 0; i < FONTPLANES; i++)
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{
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if (!fontplanes.texnum[i])
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fontplanes.texnum[i] = GL_AllocNewTexture();
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}
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for (i = 0; i < FONTCHARS; i++)
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{
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@ -287,7 +426,20 @@ struct font_s *Font_LoadFont(int height, char *fontfilename)
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void Font_Free(struct font_s *f)
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{
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FT_Done_Face(f->face);
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struct charcache_s **link;
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for (link = &fontplanes.oldestchar; *link; )
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{
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if (*link >= f->chars && *link <= f->chars + FONTCHARS)
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{
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*link = (*link)->nextchar;
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if (!*link)
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fontplanes.newestchar = NULL;
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}
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else
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link = &(*link)->nextchar;
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}
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pFT_Done_Face(f->face);
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free(f);
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}
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@ -297,7 +449,7 @@ void GLFont_BeginString(struct font_s *font, int vx, int vy, int *px, int *py)
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*py = (vy*glheight) / (float)vid.height;
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}
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int GLFont_CharHeight(struct font_s *font, unsigned int charcode)
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int GLFont_CharHeight(struct font_s *font)
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{
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if (!font)
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return 8;
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