nzp-team/quakespasm
0
0
Fork 0
mirror of https://github.com/nzp-team/quakespasm.git synced 2024-11-28 22:52:46 +00:00
Code Issues Projects Releases Packages Wiki Activity
quakespasm/source/gl_vidsdl.c
unknown 1556256c74 Initial commit
2022-02-08 14:06:54 -05:00

2497 lines
65 KiB
C
Raw Blame History

/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2009 John Fitzgibbons and others
Copyright (C) 2007-2008 Kristian Duske
Copyright (C) 2010-2014 QuakeSpasm developers
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// gl_vidsdl.c -- SDL GL vid component
#include "quakedef.h"
#include "cfgfile.h"
#include "bgmusic.h"
#include "resource.h"
#if defined(SDL_FRAMEWORK) || defined(NO_SDL_CONFIG)
#if defined(USE_SDL2)
#include <SDL2/SDL.h>
#else
#include <SDL/SDL.h>
#endif
#else
#include "SDL.h"
#endif
//ericw -- for putting the driver into multithreaded mode
#ifdef __APPLE__
#include <OpenGL/OpenGL.h>
#endif
#ifdef __SWITCH__
#include "glad/glad.h"
#endif
#ifdef VITA
#include <vitasdk.h>
#endif
#define MAX_MODE_LIST 600 //johnfitz -- was 30
#define MAX_BPPS_LIST 5
#define MAX_RATES_LIST 20
#define WARP_WIDTH 320
#define WARP_HEIGHT 200
#define MAXWIDTH 10000
#define MAXHEIGHT 10000
#define DEFAULT_SDL_FLAGS SDL_OPENGL
#define DEFAULT_REFRESHRATE 60
typedef struct {
int width;
int height;
int refreshrate;
int bpp;
} vmode_t;
static const char *gl_vendor;
static const char *gl_renderer;
static const char *gl_version;
static int gl_version_major;
static int gl_version_minor;
static const char *gl_extensions;
static char * gl_extensions_nice;
static vmode_t modelist[MAX_MODE_LIST];
static int nummodes;
static qboolean vid_initialized = false;
#if defined(USE_SDL2)
#ifdef VITA
static SDL_Window *draw_context;
#else
extern SDL_Window *draw_context;
#endif
static SDL_GLContext gl_context;
#else
static SDL_Surface *draw_context;
#endif
static qboolean vid_locked = false; //johnfitz
static qboolean vid_changed = false;
static void VID_Menu_Init (void); //johnfitz
static void VID_Menu_f (void); //johnfitz
static void VID_MenuDraw (void);
static void VID_MenuKey (int key);
static void ClearAllStates (void);
static void GL_Init (void);
static void GL_SetupState (void); //johnfitz
viddef_t vid; // global video state
modestate_t modestate = MS_UNINIT;
qboolean scr_skipupdate;
qboolean gl_mtexable = false;
qboolean gl_texture_env_combine = false; //johnfitz
qboolean gl_texture_env_add = false; //johnfitz
qboolean gl_swap_control = false; //johnfitz
qboolean gl_anisotropy_able = false; //johnfitz
float gl_max_anisotropy; //johnfitz
qboolean gl_texture_NPOT = false; //ericw
qboolean gl_vbo_able = false; //ericw
qboolean gl_glsl_able = false; //ericw
GLint gl_max_texture_units = 0; //ericw
qboolean gl_glsl_gamma_able = false; //ericw
qboolean gl_glsl_alias_able = false; //ericw
int gl_stencilbits;
PFNGLMULTITEXCOORD2FARBPROC GL_MTexCoord2fFunc = NULL; //johnfitz
PFNGLACTIVETEXTUREARBPROC GL_SelectTextureFunc = NULL; //johnfitz
PFNGLCLIENTACTIVETEXTUREARBPROC GL_ClientActiveTextureFunc = NULL; //ericw
PFNGLBINDBUFFERARBPROC GL_BindBufferFunc = NULL; //ericw
PFNGLBUFFERDATAARBPROC GL_BufferDataFunc = NULL; //ericw
PFNGLBUFFERSUBDATAARBPROC GL_BufferSubDataFunc = NULL; //ericw
PFNGLDELETEBUFFERSARBPROC GL_DeleteBuffersFunc = NULL; //ericw
PFNGLGENBUFFERSARBPROC GL_GenBuffersFunc = NULL; //ericw
QS_PFNGLCREATESHADERPROC GL_CreateShaderFunc = NULL; //ericw
QS_PFNGLDELETESHADERPROC GL_DeleteShaderFunc = NULL; //ericw
QS_PFNGLDELETEPROGRAMPROC GL_DeleteProgramFunc = NULL; //ericw
QS_PFNGLSHADERSOURCEPROC GL_ShaderSourceFunc = NULL; //ericw
QS_PFNGLCOMPILESHADERPROC GL_CompileShaderFunc = NULL; //ericw
QS_PFNGLGETSHADERIVPROC GL_GetShaderivFunc = NULL; //ericw
QS_PFNGLGETSHADERINFOLOGPROC GL_GetShaderInfoLogFunc = NULL; //ericw
QS_PFNGLGETPROGRAMIVPROC GL_GetProgramivFunc = NULL; //ericw
QS_PFNGLGETPROGRAMINFOLOGPROC GL_GetProgramInfoLogFunc = NULL; //ericw
QS_PFNGLCREATEPROGRAMPROC GL_CreateProgramFunc = NULL; //ericw
QS_PFNGLATTACHSHADERPROC GL_AttachShaderFunc = NULL; //ericw
QS_PFNGLLINKPROGRAMPROC GL_LinkProgramFunc = NULL; //ericw
QS_PFNGLBINDATTRIBLOCATIONFUNC GL_BindAttribLocationFunc = NULL; //ericw
QS_PFNGLUSEPROGRAMPROC GL_UseProgramFunc = NULL; //ericw
QS_PFNGLGETATTRIBLOCATIONPROC GL_GetAttribLocationFunc = NULL; //ericw
QS_PFNGLVERTEXATTRIBPOINTERPROC GL_VertexAttribPointerFunc = NULL; //ericw
QS_PFNGLENABLEVERTEXATTRIBARRAYPROC GL_EnableVertexAttribArrayFunc = NULL; //ericw
QS_PFNGLDISABLEVERTEXATTRIBARRAYPROC GL_DisableVertexAttribArrayFunc = NULL; //ericw
QS_PFNGLGETUNIFORMLOCATIONPROC GL_GetUniformLocationFunc = NULL; //ericw
QS_PFNGLUNIFORM1IPROC GL_Uniform1iFunc = NULL; //ericw
QS_PFNGLUNIFORM1FPROC GL_Uniform1fFunc = NULL; //ericw
QS_PFNGLUNIFORM3FPROC GL_Uniform3fFunc = NULL; //ericw
QS_PFNGLUNIFORM4FPROC GL_Uniform4fFunc = NULL; //ericw
//====================================
//johnfitz -- new cvars
#ifdef VITA
static cvar_t vid_fullscreen = {"vid_fullscreen", "1", CVAR_ARCHIVE}; // QuakeSpasm, was "1"
static cvar_t vid_width = {"vid_width", "960", CVAR_ARCHIVE}; // QuakeSpasm, was 640
static cvar_t vid_height = {"vid_height", "544", CVAR_ARCHIVE}; // QuakeSpasm, was 480
static cvar_t vid_bpp = {"vid_bpp", "32", CVAR_ARCHIVE};
static cvar_t vid_refreshrate = {"vid_refreshrate", "60", CVAR_ARCHIVE};
static cvar_t vid_vsync = {"vid_vsync", "1", CVAR_ARCHIVE};
static cvar_t vid_fsaa = {"vid_fsaa", "0", CVAR_ARCHIVE}; // QuakeSpasm
static cvar_t vid_desktopfullscreen = {"vid_desktopfullscreen", "1", CVAR_ARCHIVE}; // QuakeSpasm
#else
static cvar_t vid_fullscreen = {"vid_fullscreen", "0", CVAR_ARCHIVE}; // QuakeSpasm, was "1"
static cvar_t vid_width = {"vid_width", "800", CVAR_ARCHIVE}; // QuakeSpasm, was 640
static cvar_t vid_height = {"vid_height", "600", CVAR_ARCHIVE}; // QuakeSpasm, was 480
static cvar_t vid_bpp = {"vid_bpp", "16", CVAR_ARCHIVE};
static cvar_t vid_refreshrate = {"vid_refreshrate", "60", CVAR_ARCHIVE};
static cvar_t vid_vsync = {"vid_vsync", "0", CVAR_ARCHIVE};
static cvar_t vid_fsaa = {"vid_fsaa", "0", CVAR_ARCHIVE}; // QuakeSpasm
static cvar_t vid_desktopfullscreen = {"vid_desktopfullscreen", "0", CVAR_ARCHIVE}; // QuakeSpasm
#endif
static cvar_t vid_borderless = {"vid_borderless", "0", CVAR_ARCHIVE}; // QuakeSpasm
//johnfitz
cvar_t vid_gamma = {"gamma", "1", CVAR_ARCHIVE}; //johnfitz -- moved here from view.c
cvar_t vid_contrast = {"contrast", "1", CVAR_ARCHIVE}; //QuakeSpasm, MarkV
//==========================================================================
//
// HARDWARE GAMMA -- johnfitz
//
//==========================================================================
#define USE_GAMMA_RAMPS 0
#if USE_GAMMA_RAMPS
static unsigned short vid_gamma_red[256];
static unsigned short vid_gamma_green[256];
static unsigned short vid_gamma_blue[256];
static unsigned short vid_sysgamma_red[256];
static unsigned short vid_sysgamma_green[256];
static unsigned short vid_sysgamma_blue[256];
#endif
static qboolean gammaworks = false; // whether hw-gamma works
static int fsaa;
/*
================
VID_Gamma_SetGamma -- apply gamma correction
================
*/
static void VID_Gamma_SetGamma (void)
{
if (gl_glsl_gamma_able)
return;
if (draw_context && gammaworks)
{
float value;
if (vid_gamma.value > (1.0f / GAMMA_MAX))
value = 1.0f / vid_gamma.value;
else
value = GAMMA_MAX;
#if defined(USE_SDL2)
# if USE_GAMMA_RAMPS
if (SDL_SetWindowGammaRamp(draw_context, vid_gamma_red, vid_gamma_green, vid_gamma_blue) != 0)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetWindowGammaRamp\n");
# else
if (SDL_SetWindowBrightness(draw_context, value) != 0)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetWindowBrightness\n");
# endif
#else /* USE_SDL2 */
# if USE_GAMMA_RAMPS
if (SDL_SetGammaRamp(vid_gamma_red, vid_gamma_green, vid_gamma_blue) == -1)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetGammaRamp\n");
# else
if (SDL_SetGamma(value,value,value) == -1)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetGamma\n");
# endif
#endif /* USE_SDL2 */
}
}
/*
================
VID_Gamma_Restore -- restore system gamma
================
*/
static void VID_Gamma_Restore (void)
{
if (gl_glsl_gamma_able)
return;
if (draw_context && gammaworks)
{
#if defined(USE_SDL2)
# if USE_GAMMA_RAMPS
if (SDL_SetWindowGammaRamp(draw_context, vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) != 0)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetWindowGammaRamp\n");
# else
if (SDL_SetWindowBrightness(draw_context, 1) != 0)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetWindowBrightness\n");
# endif
#else /* USE_SDL2 */
# if USE_GAMMA_RAMPS
if (SDL_SetGammaRamp(vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == -1)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetGammaRamp\n");
# else
if (SDL_SetGamma(1, 1, 1) == -1)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetGamma\n");
# endif
#endif /* USE_SDL2 */
}
}
/*
================
VID_Gamma_Shutdown -- called on exit
================
*/
static void VID_Gamma_Shutdown (void)
{
VID_Gamma_Restore ();
}
/*
================
VID_Gamma_f -- callback when the cvar changes
================
*/
static void VID_Gamma_f (cvar_t *var)
{
if (gl_glsl_gamma_able)
return;
#if USE_GAMMA_RAMPS
int i;
for (i = 0; i < 256; i++)
{
vid_gamma_red[i] =
CLAMP(0, (int) ((255 * pow((i + 0.5)/255.5, vid_gamma.value) + 0.5) * vid_contrast.value), 255) << 8;
vid_gamma_green[i] = vid_gamma_red[i];
vid_gamma_blue[i] = vid_gamma_red[i];
}
#endif
VID_Gamma_SetGamma ();
}
/*
================
VID_Gamma_Init -- call on init
================
*/
static void VID_Gamma_Init (void)
{
Cvar_RegisterVariable (&vid_gamma);
Cvar_RegisterVariable (&vid_contrast);
Cvar_SetCallback (&vid_gamma, VID_Gamma_f);
Cvar_SetCallback (&vid_contrast, VID_Gamma_f);
if (gl_glsl_gamma_able)
return;
#if defined(USE_SDL2)
# if USE_GAMMA_RAMPS
gammaworks = (SDL_GetWindowGammaRamp(draw_context, vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == 0);
if (gammaworks)
gammaworks = (SDL_SetWindowGammaRamp(draw_context, vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == 0);
# else
gammaworks = (SDL_SetWindowBrightness(draw_context, 1) == 0);
# endif
#else /* USE_SDL2 */
# if USE_GAMMA_RAMPS
gammaworks = (SDL_GetGammaRamp(vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == 0);
if (gammaworks)
gammaworks = (SDL_SetGammaRamp(vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == 0);
# else
gammaworks = (SDL_SetGamma(1, 1, 1) == 0);
# endif
#endif /* USE_SDL2 */
if (!gammaworks)
Con_SafePrintf("gamma adjustment not available\n");
}
/*
======================
VID_GetCurrentWidth
======================
*/
static int VID_GetCurrentWidth (void)
{
#ifdef VITA
return 960;
#else
#if defined(USE_SDL2)
int w = 0, h = 0;
SDL_GetWindowSize(draw_context, &w, &h);
return w;
#else
return draw_context->w;
#endif
#endif
}
/*
=======================
VID_GetCurrentHeight
=======================
*/
static int VID_GetCurrentHeight (void)
{
#ifdef VITA
return 544;
#else
#if defined(USE_SDL2)
int w = 0, h = 0;
SDL_GetWindowSize(draw_context, &w, &h);
return h;
#else
return draw_context->h;
#endif
#endif
}
/*
====================
VID_GetCurrentRefreshRate
====================
*/
static int VID_GetCurrentRefreshRate (void)
{
#if defined(USE_SDL2)
SDL_DisplayMode mode;
int current_display;
current_display = SDL_GetWindowDisplayIndex(draw_context);
if (0 != SDL_GetCurrentDisplayMode(current_display, &mode))
return DEFAULT_REFRESHRATE;
return mode.refresh_rate;
#else
// SDL1.2 doesn't support refresh rates
return DEFAULT_REFRESHRATE;
#endif
}
/*
====================
VID_GetCurrentBPP
====================
*/
static int VID_GetCurrentBPP (void)
{
#ifdef VITA
return 32;
#else
#if defined(USE_SDL2)
const Uint32 pixelFormat = SDL_GetWindowPixelFormat(draw_context);
return SDL_BITSPERPIXEL(pixelFormat);
#else
return draw_context->format->BitsPerPixel;
#endif
#endif
}
/*
====================
VID_GetFullscreen
returns true if we are in regular fullscreen or "desktop fullscren"
====================
*/
static qboolean VID_GetFullscreen (void)
{
#ifdef VITA
return true;
#elif defined(USE_SDL2)
return (SDL_GetWindowFlags(draw_context) & SDL_WINDOW_FULLSCREEN) != 0;
#else
return (draw_context->flags & SDL_FULLSCREEN) != 0;
#endif
}
/*
====================
VID_GetDesktopFullscreen
returns true if we are specifically in "desktop fullscreen" mode
====================
*/
static qboolean VID_GetDesktopFullscreen (void)
{
#ifdef VITA
return true;
#elif defined(USE_SDL2)
return (SDL_GetWindowFlags(draw_context) & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN_DESKTOP;
#else
return false;
#endif
}
/*
====================
VID_GetVSync
====================
*/
static qboolean VID_GetVSync (void)
{
#ifdef VITA
return true;
#elif defined(USE_SDL2)
return SDL_GL_GetSwapInterval() == 1;
#else
int swap_control;
if (SDL_GL_GetAttribute(SDL_GL_SWAP_CONTROL, &swap_control) == 0)
return swap_control > 0;
return false;
#endif
}
/*
====================
VID_GetWindow
used by pl_win.c
====================
*/
void *VID_GetWindow (void)
{
#if defined(USE_SDL2)
return draw_context;
#else
return NULL;
#endif
}
/*
====================
VID_HasMouseOrInputFocus
====================
*/
qboolean VID_HasMouseOrInputFocus (void)
{
#if defined(USE_SDL2)
return (SDL_GetWindowFlags(draw_context) & (SDL_WINDOW_MOUSE_FOCUS | SDL_WINDOW_INPUT_FOCUS)) != 0;
#else
return (SDL_GetAppState() & (SDL_APPMOUSEFOCUS | SDL_APPINPUTFOCUS)) != 0;
#endif
}
/*
====================
VID_IsMinimized
====================
*/
qboolean VID_IsMinimized (void)
{
#if defined(USE_SDL2)
return !(SDL_GetWindowFlags(draw_context) & SDL_WINDOW_SHOWN);
#else
/* SDL_APPACTIVE in SDL 1.x means "not minimized" */
return !(SDL_GetAppState() & SDL_APPACTIVE);
#endif
}
#if defined(USE_SDL2)
/*
================
VID_SDL2_GetDisplayMode
Returns a pointer to a statically allocated SDL_DisplayMode structure
if there is one with the requested params on the default display.
Otherwise returns NULL.
This is passed to SDL_SetWindowDisplayMode to specify a pixel format
with the requested bpp. If we didn't care about bpp we could just pass NULL.
================
*/
static SDL_DisplayMode *VID_SDL2_GetDisplayMode(int width, int height, int refreshrate, int bpp)
{
static SDL_DisplayMode mode;
const int sdlmodes = SDL_GetNumDisplayModes(0);
int i;
for (i = 0; i < sdlmodes; i++)
{
if (SDL_GetDisplayMode(0, i, &mode) != 0)
continue;
if (mode.w == width && mode.h == height
&& SDL_BITSPERPIXEL(mode.format) == bpp
&& mode.refresh_rate == refreshrate)
{
return &mode;
}
}
return NULL;
}
#endif /* USE_SDL2 */
/*
================
VID_ValidMode
================
*/
static qboolean VID_ValidMode (int width, int height, int refreshrate, int bpp, qboolean fullscreen)
{
// ignore width / height / bpp if vid_desktopfullscreen is enabled
if (fullscreen && vid_desktopfullscreen.value)
return true;
if (width < 320)
return false;
if (height < 200)
return false;
#ifdef VITA
return true;
#endif
#if defined(USE_SDL2)
if (fullscreen && VID_SDL2_GetDisplayMode(width, height, refreshrate, bpp) == NULL)
bpp = 0;
#else
{
Uint32 flags = DEFAULT_SDL_FLAGS;
if (fullscreen)
flags |= SDL_FULLSCREEN;
bpp = SDL_VideoModeOK(width, height, bpp, flags);
}
#endif
switch (bpp)
{
case 16:
case 24:
case 32:
break;
default:
return false;
}
return true;
}
/*
================
VID_SetMode
================
*/
static qboolean VID_SetMode (int width, int height, int refreshrate, int bpp, qboolean fullscreen)
{
int temp;
Uint32 flags;
char caption[50];
int depthbits, stencilbits;
int fsaa_obtained;
#if defined(USE_SDL2)
int previous_display;
#endif
// so Con_Printfs don't mess us up by forcing vid and snd updates
temp = scr_disabled_for_loading;
scr_disabled_for_loading = true;
CDAudio_Pause ();
BGM_Pause ();
/* z-buffer depth */
if (bpp == 16)
{
depthbits = 16;
stencilbits = 0;
}
else
{
depthbits = 24;
stencilbits = 8;
}
#ifndef VITA
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, depthbits);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, stencilbits);
/* fsaa */
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, fsaa > 0 ? 1 : 0);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, fsaa);
#endif
q_snprintf(caption, sizeof(caption), "QuakeSpasm " QUAKESPASM_VER_STRING);
#ifdef __SWITCH__
/* Force GL 3.2 compatibility profile */
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_COMPATIBILITY);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
#endif
#if defined(USE_SDL2)
#ifndef VITA
/* Create the window if needed, hidden */
if (!draw_context)
{
#ifdef __SWITCH__
flags = SDL_WINDOW_OPENGL | SDL_WINDOW_FULLSCREEN;
draw_context = SDL_CreateWindow (caption, 0, 0, width, height, flags);
#else
flags = SDL_WINDOW_OPENGL | SDL_WINDOW_HIDDEN;
if (vid_borderless.value)
flags |= SDL_WINDOW_BORDERLESS;
draw_context = SDL_CreateWindow (caption, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, width, height, flags);
if (!draw_context) { // scale back fsaa
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 0);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 0);
draw_context = SDL_CreateWindow (caption, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, width, height, flags);
}
if (!draw_context) { // scale back SDL_GL_DEPTH_SIZE
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
draw_context = SDL_CreateWindow (caption, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, width, height, flags);
}
if (!draw_context) { // scale back SDL_GL_STENCIL_SIZE
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 0);
draw_context = SDL_CreateWindow (caption, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, width, height, flags);
}
#endif
if (!draw_context)
Sys_Error ("SDL_CreateWindow: Couldn't create window | %s", SDL_GetError());
previous_display = -1;
}
else
{
previous_display = SDL_GetWindowDisplayIndex(draw_context);
}
#else
draw_context = SDL_CreateWindow("dummy", 0, 0, 960, 544, SDL_WINDOW_FULLSCREEN);
#endif
#ifndef __SWITCH__
/* Ensure the window is not fullscreen */
if (VID_GetFullscreen ())
{
#ifndef VITA
if (SDL_SetWindowFullscreen (draw_context, 0) != 0)
Sys_Error("Couldn't set fullscreen state mode");
#endif
}
#endif
#ifndef VITA
/* Set window size and display mode */
SDL_SetWindowSize (draw_context, width, height);
#ifndef __SWITCH__
if (previous_display >= 0)
SDL_SetWindowPosition (draw_context, SDL_WINDOWPOS_CENTERED_DISPLAY(previous_display), SDL_WINDOWPOS_CENTERED_DISPLAY(previous_display));
else
SDL_SetWindowPosition(draw_context, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED);
SDL_SetWindowDisplayMode (draw_context, VID_SDL2_GetDisplayMode(width, height, refreshrate, bpp));
SDL_SetWindowBordered (draw_context, vid_borderless.value ? SDL_FALSE : SDL_TRUE);
/* Make window fullscreen if needed, and show the window */
if (fullscreen) {
Uint32 flags = vid_desktopfullscreen.value ?
SDL_WINDOW_FULLSCREEN_DESKTOP :
SDL_WINDOW_FULLSCREEN;
if (SDL_SetWindowFullscreen (draw_context, flags) != 0)
Sys_Error ("Couldn't set fullscreen state mode");
}
SDL_ShowWindow (draw_context);
#endif
/* Create GL context if needed */
if (!gl_context) {
gl_context = SDL_GL_CreateContext(draw_context);
if (!gl_context)
Sys_Error("Couldn't create GL context");
#ifdef __SWITCH__
/* Load OpenGL functions */
if (!gladLoadGLLoader(SDL_GL_GetProcAddress))
Sys_Error("Couldn't load GL function pointers: %s\n", SDL_GetError());
#endif
}
#endif
gl_swap_control = true;
#ifndef VITA
if (SDL_GL_SetSwapInterval ((vid_vsync.value) ? 1 : 0) == -1)
gl_swap_control = false;
#endif
#else /* !defined(USE_SDL2) */
flags = DEFAULT_SDL_FLAGS;
if (fullscreen)
flags |= SDL_FULLSCREEN;
if (vid_borderless.value)
flags |= SDL_NOFRAME;
gl_swap_control = true;
if (SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL, (vid_vsync.value) ? 1 : 0) == -1)
gl_swap_control = false;
bpp = SDL_VideoModeOK(width, height, bpp, flags);
draw_context = SDL_SetVideoMode(width, height, bpp, flags);
if (!draw_context) { // scale back fsaa
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 0);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 0);
draw_context = SDL_SetVideoMode(width, height, bpp, flags);
}
if (!draw_context) { // scale back SDL_GL_DEPTH_SIZE
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
draw_context = SDL_SetVideoMode(width, height, bpp, flags);
}
if (!draw_context) { // scale back SDL_GL_STENCIL_SIZE
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 0);
draw_context = SDL_SetVideoMode(width, height, bpp, flags);
if (!draw_context)
Sys_Error ("Couldn't set video mode");
}
SDL_WM_SetCaption(caption, caption);
#endif /* !defined(USE_SDL2) */
vid.width = VID_GetCurrentWidth();
vid.height = VID_GetCurrentHeight();
vid.conwidth = vid.width & 0xFFFFFFF8;
vid.conheight = vid.conwidth * vid.height / vid.width;
vid.numpages = 2;
#ifdef VITA
depthbits = 24;
gl_stencilbits = 8;
#else
// read the obtained z-buffer depth
if (SDL_GL_GetAttribute(SDL_GL_DEPTH_SIZE, &depthbits) == -1)
depthbits = 0;
// read obtained fsaa samples
if (SDL_GL_GetAttribute(SDL_GL_MULTISAMPLESAMPLES, &fsaa_obtained) == -1)
fsaa_obtained = 0;
// read stencil bits
if (SDL_GL_GetAttribute(SDL_GL_STENCIL_SIZE, &gl_stencilbits) == -1)
gl_stencilbits = 0;
#endif
modestate = VID_GetFullscreen() ? MS_FULLSCREEN : MS_WINDOWED;
CDAudio_Resume ();
BGM_Resume ();
scr_disabled_for_loading = temp;
// fix the leftover Alt from any Alt-Tab or the like that switched us away
ClearAllStates ();
Con_SafePrintf ("Video mode %dx%dx%d %dHz (%d-bit z-buffer, %dx FSAA) initialized\n",
VID_GetCurrentWidth(),
VID_GetCurrentHeight(),
VID_GetCurrentBPP(),
VID_GetCurrentRefreshRate(),
depthbits,
fsaa_obtained);
vid.recalc_refdef = 1;
// no pending changes
vid_changed = false;
return true;
}
/*
===================
VID_Changed_f -- kristian -- notify us that a value has changed that requires a vid_restart
===================
*/
static void VID_Changed_f (cvar_t *var)
{
vid_changed = true;
}
/*
===================
VID_Restart -- johnfitz -- change video modes on the fly
===================
*/
static void VID_Restart (void)
{
int width, height, refreshrate, bpp;
qboolean fullscreen;
if (vid_locked || !vid_changed)
return;
width = (int)vid_width.value;
height = (int)vid_height.value;
refreshrate = (int)vid_refreshrate.value;
bpp = (int)vid_bpp.value;
fullscreen = vid_fullscreen.value ? true : false;
//
// validate new mode
//
if (!VID_ValidMode (width, height, refreshrate, bpp, fullscreen))
{
Con_Printf ("%dx%dx%d %dHz %s is not a valid mode\n",
width, height, bpp, refreshrate, fullscreen? "fullscreen" : "windowed");
return;
}
// ericw -- OS X, SDL1: textures, VBO's invalid after mode change
// OS X, SDL2: still valid after mode change
// To handle both cases, delete all GL objects (textures, VBO, GLSL) now.
// We must not interleave deleting the old objects with creating new ones, because
// one of the new objects could be given the same ID as an invalid handle
// which is later deleted.
TexMgr_DeleteTextureObjects ();
GLSLGamma_DeleteTexture ();
R_ScaleView_DeleteTexture ();
R_DeleteShaders ();
GL_DeleteBModelVertexBuffer ();
GLMesh_DeleteVertexBuffers ();
//
// set new mode
//
VID_SetMode (width, height, refreshrate, bpp, fullscreen);
GL_Init ();
TexMgr_ReloadImages ();
GL_BuildBModelVertexBuffer ();
GLMesh_LoadVertexBuffers ();
GL_SetupState ();
Fog_SetupState ();
//warpimages needs to be recalculated
TexMgr_RecalcWarpImageSize ();
//conwidth and conheight need to be recalculated
vid.conwidth = (scr_conwidth.value > 0) ? (int)scr_conwidth.value : (scr_conscale.value > 0) ? (int)(vid.width/scr_conscale.value) : vid.width;
vid.conwidth = CLAMP (320, vid.conwidth, vid.width);
vid.conwidth &= 0xFFFFFFF8;
vid.conheight = vid.conwidth * vid.height / vid.width;
//
// keep cvars in line with actual mode
//
VID_SyncCvars();
//
// update mouse grab
//
if (key_dest == key_console || key_dest == key_menu)
{
if (modestate == MS_WINDOWED)
IN_Deactivate(true);
else if (modestate == MS_FULLSCREEN)
IN_Activate();
}
}
/*
================
VID_Test -- johnfitz -- like vid_restart, but asks for confirmation after switching modes
================
*/
static void VID_Test (void)
{
int old_width, old_height, old_refreshrate, old_bpp, old_fullscreen;
if (vid_locked || !vid_changed)
return;
//
// now try the switch
//
old_width = VID_GetCurrentWidth();
old_height = VID_GetCurrentHeight();
old_refreshrate = VID_GetCurrentRefreshRate();
old_bpp = VID_GetCurrentBPP();
old_fullscreen = VID_GetFullscreen() ? true : false;
VID_Restart ();
//pop up confirmation dialoge
if (!SCR_ModalMessage("Would you like to keep this\nvideo mode? (y/n)\n", 5.0f))
{
//revert cvars and mode
Cvar_SetValueQuick (&vid_width, old_width);
Cvar_SetValueQuick (&vid_height, old_height);
Cvar_SetValueQuick (&vid_refreshrate, old_refreshrate);
Cvar_SetValueQuick (&vid_bpp, old_bpp);
Cvar_SetQuick (&vid_fullscreen, old_fullscreen ? "1" : "0");
VID_Restart ();
}
}
/*
================
VID_Unlock -- johnfitz
================
*/
static void VID_Unlock (void)
{
vid_locked = false;
VID_SyncCvars();
}
/*
================
VID_Lock -- ericw
Subsequent changes to vid_* mode settings, and vid_restart commands, will
be ignored until the "vid_unlock" command is run.
Used when changing gamedirs so the current settings override what was saved
in the config.cfg.
================
*/
void VID_Lock (void)
{
vid_locked = true;
}
//==============================================================================
//
// OPENGL STUFF
//
//==============================================================================
/*
===============
GL_MakeNiceExtensionsList -- johnfitz
===============
*/
static char *GL_MakeNiceExtensionsList (const char *in)
{
char *copy, *token, *out;
int i, count;
if (!in) return Z_Strdup("(none)");
//each space will be replaced by 4 chars, so count the spaces before we malloc
for (i = 0, count = 1; i < (int) strlen(in); i++)
{
if (in[i] == ' ')
count++;
}
out = (char *) Z_Malloc (strlen(in) + count*3 + 1); //usually about 1-2k
out[0] = 0;
copy = (char *) Z_Strdup(in);
for (token = strtok(copy, " "); token; token = strtok(NULL, " "))
{
strcat(out, "\n ");
strcat(out, token);
}
Z_Free (copy);
return out;
}
/*
===============
GL_Info_f -- johnfitz
===============
*/
static void GL_Info_f (void)
{
Con_SafePrintf ("GL_VENDOR: %s\n", gl_vendor);
Con_SafePrintf ("GL_RENDERER: %s\n", gl_renderer);
Con_SafePrintf ("GL_VERSION: %s\n", gl_version);
Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions_nice);
}
/*
===============
GL_CheckExtensions
===============
*/
static qboolean GL_ParseExtensionList (const char *list, const char *name)
{
const char *start;
const char *where, *terminator;
if (!list || !name || !*name)
return false;
if (strchr(name, ' ') != NULL)
return false; // extension names must not have spaces
start = list;
while (1) {
where = strstr (start, name);
if (!where)
break;
terminator = where + strlen (name);
if (where == start || where[-1] == ' ')
if (*terminator == ' ' || *terminator == '\0')
return true;
start = terminator;
}
return false;
}
static void GL_CheckExtensions (void)
{
int swap_control;
// ARB_vertex_buffer_object
//
if (COM_CheckParm("-novbo"))
Con_Warning ("Vertex buffer objects disabled at command line\n");
else if (gl_version_major < 1 || (gl_version_major == 1 && gl_version_minor < 5))
Con_Warning ("OpenGL version < 1.5, skipping ARB_vertex_buffer_object check\n");
else
{
#ifdef VITA
GL_BindBufferFunc = (PFNGLBINDBUFFERARBPROC) vglGetProcAddress("glBindBufferARB");
GL_BufferDataFunc = (PFNGLBUFFERDATAARBPROC) vglGetProcAddress("glBufferDataARB");
GL_BufferSubDataFunc = (PFNGLBUFFERSUBDATAARBPROC) vglGetProcAddress("glBufferSubDataARB");
GL_DeleteBuffersFunc = (PFNGLDELETEBUFFERSARBPROC) vglGetProcAddress("glDeleteBuffersARB");
GL_GenBuffersFunc = (PFNGLGENBUFFERSARBPROC) vglGetProcAddress("glGenBuffersARB");
#else
GL_BindBufferFunc = (PFNGLBINDBUFFERARBPROC) SDL_GL_GetProcAddress("glBindBufferARB");
GL_BufferDataFunc = (PFNGLBUFFERDATAARBPROC) SDL_GL_GetProcAddress("glBufferDataARB");
GL_BufferSubDataFunc = (PFNGLBUFFERSUBDATAARBPROC) SDL_GL_GetProcAddress("glBufferSubDataARB");
GL_DeleteBuffersFunc = (PFNGLDELETEBUFFERSARBPROC) SDL_GL_GetProcAddress("glDeleteBuffersARB");
GL_GenBuffersFunc = (PFNGLGENBUFFERSARBPROC) SDL_GL_GetProcAddress("glGenBuffersARB");
#endif
if (GL_BindBufferFunc && GL_BufferDataFunc && GL_BufferSubDataFunc && GL_DeleteBuffersFunc && GL_GenBuffersFunc)
{
Con_Printf("FOUND: ARB_vertex_buffer_object\n");
gl_vbo_able = true;
}
else
{
Con_Warning ("ARB_vertex_buffer_object not available\n");
}
}
// multitexture
//
if (COM_CheckParm("-nomtex"))
Con_Warning ("Mutitexture disabled at command line\n");
else if (GL_ParseExtensionList(gl_extensions, "GL_ARB_multitexture"))
{
#ifdef VITA
GL_MTexCoord2fFunc = (PFNGLMULTITEXCOORD2FARBPROC) vglGetProcAddress("glMultiTexCoord2fARB");
GL_SelectTextureFunc = (PFNGLACTIVETEXTUREARBPROC) vglGetProcAddress("glActiveTextureARB");
GL_ClientActiveTextureFunc = (PFNGLCLIENTACTIVETEXTUREARBPROC) vglGetProcAddress("glClientActiveTextureARB");
#else
GL_MTexCoord2fFunc = (PFNGLMULTITEXCOORD2FARBPROC) SDL_GL_GetProcAddress("glMultiTexCoord2fARB");
GL_SelectTextureFunc = (PFNGLACTIVETEXTUREARBPROC) SDL_GL_GetProcAddress("glActiveTextureARB");
GL_ClientActiveTextureFunc = (PFNGLCLIENTACTIVETEXTUREARBPROC) SDL_GL_GetProcAddress("glClientActiveTextureARB");
#endif
if (GL_MTexCoord2fFunc && GL_SelectTextureFunc && GL_ClientActiveTextureFunc)
{
Con_Printf("FOUND: ARB_multitexture\n");
gl_mtexable = true;
#ifdef VITA // Number of supported texunits is different between ffp and shaders pipeline in vitaGL
gl_max_texture_units = 4;
#else
glGetIntegerv(GL_MAX_TEXTURE_UNITS, &gl_max_texture_units);
#endif
Con_Printf("GL_MAX_TEXTURE_UNITS: %d\n", (int)gl_max_texture_units);
}
else
{
Con_Warning ("Couldn't link to multitexture functions\n");
}
}
else
{
Con_Warning ("multitexture not supported (extension not found)\n");
}
// texture_env_combine
//
if (COM_CheckParm("-nocombine"))
Con_Warning ("texture_env_combine disabled at command line\n");
else if (GL_ParseExtensionList(gl_extensions, "GL_ARB_texture_env_combine"))
{
Con_Printf("FOUND: ARB_texture_env_combine\n");
gl_texture_env_combine = true;
}
else if (GL_ParseExtensionList(gl_extensions, "GL_EXT_texture_env_combine"))
{
Con_Printf("FOUND: EXT_texture_env_combine\n");
gl_texture_env_combine = true;
}
else
{
Con_Warning ("texture_env_combine not supported\n");
}
// texture_env_add
//
if (COM_CheckParm("-noadd"))
Con_Warning ("texture_env_add disabled at command line\n");
else if (GL_ParseExtensionList(gl_extensions, "GL_ARB_texture_env_add"))
{
Con_Printf("FOUND: ARB_texture_env_add\n");
gl_texture_env_add = true;
}
else if (GL_ParseExtensionList(gl_extensions, "GL_EXT_texture_env_add"))
{
Con_Printf("FOUND: EXT_texture_env_add\n");
gl_texture_env_add = true;
}
else
{
Con_Warning ("texture_env_add not supported\n");
}
// swap control
//
#ifndef VITA
if (!gl_swap_control)
{
#if defined(USE_SDL2)
Con_Warning ("vertical sync not supported (SDL_GL_SetSwapInterval failed)\n");
#else
Con_Warning ("vertical sync not supported (SDL_GL_SetAttribute failed)\n");
#endif
}
#if defined(USE_SDL2)
else if ((swap_control = SDL_GL_GetSwapInterval()) == -1)
#else
else if (SDL_GL_GetAttribute(SDL_GL_SWAP_CONTROL, &swap_control) == -1)
#endif
{
gl_swap_control = false;
#if defined(USE_SDL2)
Con_Warning ("vertical sync not supported (SDL_GL_GetSwapInterval failed)\n");
#else
Con_Warning ("vertical sync not supported (SDL_GL_GetAttribute failed)\n");
#endif
}
else if ((vid_vsync.value && swap_control != 1) || (!vid_vsync.value && swap_control != 0))
{
gl_swap_control = false;
Con_Warning ("vertical sync not supported (swap_control doesn't match vid_vsync)\n");
}
else
{
#if defined(USE_SDL2)
Con_Printf("FOUND: SDL_GL_SetSwapInterval\n");
#else
Con_Printf("FOUND: SDL_GL_SWAP_CONTROL\n");
#endif
}
#endif
// anisotropic filtering
//
if (GL_ParseExtensionList(gl_extensions, "GL_EXT_texture_filter_anisotropic"))
{
#ifndef VITA
float test1,test2;
GLuint tex;
// test to make sure we really have control over it
// 1.0 and 2.0 should always be legal values
glGenTextures(1, &tex);
glBindTexture (GL_TEXTURE_2D, tex);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 1.0f);
glGetTexParameterfv (GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, &test1);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 2.0f);
glGetTexParameterfv (GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, &test2);
glDeleteTextures(1, &tex);
if (test1 == 1 && test2 == 2)
{
Con_Printf("FOUND: EXT_texture_filter_anisotropic\n");
gl_anisotropy_able = true;
}
else
{
Con_Warning ("anisotropic filtering locked by driver. Current driver setting is %f\n", test1);
}
//get max value either way, so the menu and stuff know it
glGetFloatv (GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &gl_max_anisotropy);
if (gl_max_anisotropy < 2)
{
gl_anisotropy_able = false;
gl_max_anisotropy = 1;
Con_Warning ("anisotropic filtering broken: disabled\n");
}
#endif
}
else
{
gl_max_anisotropy = 1;
Con_Warning ("texture_filter_anisotropic not supported\n");
}
// texture_non_power_of_two
//
if (COM_CheckParm("-notexturenpot"))
Con_Warning ("texture_non_power_of_two disabled at command line\n");
else if (GL_ParseExtensionList(gl_extensions, "GL_ARB_texture_non_power_of_two"))
{
Con_Printf("FOUND: ARB_texture_non_power_of_two\n");
gl_texture_NPOT = true;
}
else
{
Con_Warning ("texture_non_power_of_two not supported\n");
}
// GLSL
//
if (COM_CheckParm("-noglsl"))
Con_Warning ("GLSL disabled at command line\n");
else if (gl_version_major >= 2)
{
#ifdef VITA
GL_CreateShaderFunc = (QS_PFNGLCREATESHADERPROC) vglGetProcAddress("glCreateShader");
GL_DeleteShaderFunc = (QS_PFNGLDELETESHADERPROC) vglGetProcAddress("glDeleteShader");
GL_DeleteProgramFunc = (QS_PFNGLDELETEPROGRAMPROC) vglGetProcAddress("glDeleteProgram");
GL_ShaderSourceFunc = (QS_PFNGLSHADERSOURCEPROC) vglGetProcAddress("glShaderSource");
GL_CompileShaderFunc = (QS_PFNGLCOMPILESHADERPROC) vglGetProcAddress("glCompileShader");
GL_GetShaderivFunc = (QS_PFNGLGETSHADERIVPROC) vglGetProcAddress("glGetShaderiv");
GL_GetShaderInfoLogFunc = (QS_PFNGLGETSHADERINFOLOGPROC) vglGetProcAddress("glGetShaderInfoLog");
GL_GetProgramivFunc = (QS_PFNGLGETPROGRAMIVPROC) vglGetProcAddress("glGetProgramiv");
GL_GetProgramInfoLogFunc = (QS_PFNGLGETPROGRAMINFOLOGPROC) vglGetProcAddress("glGetProgramInfoLog");
GL_CreateProgramFunc = (QS_PFNGLCREATEPROGRAMPROC) vglGetProcAddress("glCreateProgram");
GL_AttachShaderFunc = (QS_PFNGLATTACHSHADERPROC) vglGetProcAddress("glAttachShader");
GL_LinkProgramFunc = (QS_PFNGLLINKPROGRAMPROC) vglGetProcAddress("glLinkProgram");
GL_BindAttribLocationFunc = (QS_PFNGLBINDATTRIBLOCATIONFUNC) vglGetProcAddress("glBindAttribLocation");
GL_UseProgramFunc = (QS_PFNGLUSEPROGRAMPROC) vglGetProcAddress("glUseProgram");
GL_GetAttribLocationFunc = (QS_PFNGLGETATTRIBLOCATIONPROC) vglGetProcAddress("glGetAttribLocation");
GL_VertexAttribPointerFunc = (QS_PFNGLVERTEXATTRIBPOINTERPROC) vglGetProcAddress("glVertexAttribPointer");
GL_EnableVertexAttribArrayFunc = (QS_PFNGLENABLEVERTEXATTRIBARRAYPROC) vglGetProcAddress("glEnableVertexAttribArray");
GL_DisableVertexAttribArrayFunc = (QS_PFNGLDISABLEVERTEXATTRIBARRAYPROC) vglGetProcAddress("glDisableVertexAttribArray");
GL_GetUniformLocationFunc = (QS_PFNGLGETUNIFORMLOCATIONPROC) vglGetProcAddress("glGetUniformLocation");
GL_Uniform1iFunc = (QS_PFNGLUNIFORM1IPROC) vglGetProcAddress("glUniform1i");
GL_Uniform1fFunc = (QS_PFNGLUNIFORM1FPROC) vglGetProcAddress("glUniform1f");
GL_Uniform3fFunc = (QS_PFNGLUNIFORM3FPROC) vglGetProcAddress("glUniform3f");
GL_Uniform4fFunc = (QS_PFNGLUNIFORM4FPROC) vglGetProcAddress("glUniform4f");
#else
GL_CreateShaderFunc = (QS_PFNGLCREATESHADERPROC) SDL_GL_GetProcAddress("glCreateShader");
GL_DeleteShaderFunc = (QS_PFNGLDELETESHADERPROC) SDL_GL_GetProcAddress("glDeleteShader");
GL_DeleteProgramFunc = (QS_PFNGLDELETEPROGRAMPROC) SDL_GL_GetProcAddress("glDeleteProgram");
GL_ShaderSourceFunc = (QS_PFNGLSHADERSOURCEPROC) SDL_GL_GetProcAddress("glShaderSource");
GL_CompileShaderFunc = (QS_PFNGLCOMPILESHADERPROC) SDL_GL_GetProcAddress("glCompileShader");
GL_GetShaderivFunc = (QS_PFNGLGETSHADERIVPROC) SDL_GL_GetProcAddress("glGetShaderiv");
GL_GetShaderInfoLogFunc = (QS_PFNGLGETSHADERINFOLOGPROC) SDL_GL_GetProcAddress("glGetShaderInfoLog");
GL_GetProgramivFunc = (QS_PFNGLGETPROGRAMIVPROC) SDL_GL_GetProcAddress("glGetProgramiv");
GL_GetProgramInfoLogFunc = (QS_PFNGLGETPROGRAMINFOLOGPROC) SDL_GL_GetProcAddress("glGetProgramInfoLog");
GL_CreateProgramFunc = (QS_PFNGLCREATEPROGRAMPROC) SDL_GL_GetProcAddress("glCreateProgram");
GL_AttachShaderFunc = (QS_PFNGLATTACHSHADERPROC) SDL_GL_GetProcAddress("glAttachShader");
GL_LinkProgramFunc = (QS_PFNGLLINKPROGRAMPROC) SDL_GL_GetProcAddress("glLinkProgram");
GL_BindAttribLocationFunc = (QS_PFNGLBINDATTRIBLOCATIONFUNC) SDL_GL_GetProcAddress("glBindAttribLocation");
GL_UseProgramFunc = (QS_PFNGLUSEPROGRAMPROC) SDL_GL_GetProcAddress("glUseProgram");
GL_GetAttribLocationFunc = (QS_PFNGLGETATTRIBLOCATIONPROC) SDL_GL_GetProcAddress("glGetAttribLocation");
GL_VertexAttribPointerFunc = (QS_PFNGLVERTEXATTRIBPOINTERPROC) SDL_GL_GetProcAddress("glVertexAttribPointer");
GL_EnableVertexAttribArrayFunc = (QS_PFNGLENABLEVERTEXATTRIBARRAYPROC) SDL_GL_GetProcAddress("glEnableVertexAttribArray");
GL_DisableVertexAttribArrayFunc = (QS_PFNGLDISABLEVERTEXATTRIBARRAYPROC) SDL_GL_GetProcAddress("glDisableVertexAttribArray");
GL_GetUniformLocationFunc = (QS_PFNGLGETUNIFORMLOCATIONPROC) SDL_GL_GetProcAddress("glGetUniformLocation");
GL_Uniform1iFunc = (QS_PFNGLUNIFORM1IPROC) SDL_GL_GetProcAddress("glUniform1i");
GL_Uniform1fFunc = (QS_PFNGLUNIFORM1FPROC) SDL_GL_GetProcAddress("glUniform1f");
GL_Uniform3fFunc = (QS_PFNGLUNIFORM3FPROC) SDL_GL_GetProcAddress("glUniform3f");
GL_Uniform4fFunc = (QS_PFNGLUNIFORM4FPROC) SDL_GL_GetProcAddress("glUniform4f");
#endif
if (GL_CreateShaderFunc &&
GL_DeleteShaderFunc &&
GL_DeleteProgramFunc &&
GL_ShaderSourceFunc &&
GL_CompileShaderFunc &&
GL_GetShaderivFunc &&
GL_GetShaderInfoLogFunc &&
GL_GetProgramivFunc &&
GL_GetProgramInfoLogFunc &&
GL_CreateProgramFunc &&
GL_AttachShaderFunc &&
GL_LinkProgramFunc &&
GL_BindAttribLocationFunc &&
GL_UseProgramFunc &&
GL_GetAttribLocationFunc &&
GL_VertexAttribPointerFunc &&
GL_EnableVertexAttribArrayFunc &&
GL_DisableVertexAttribArrayFunc &&
GL_GetUniformLocationFunc &&
GL_Uniform1iFunc &&
GL_Uniform1fFunc &&
GL_Uniform3fFunc &&
GL_Uniform4fFunc)
{
Con_Printf("FOUND: GLSL\n");
gl_glsl_able = true;
}
else
{
Con_Warning ("GLSL not available\n");
}
}
else
{
Con_Warning ("OpenGL version < 2, GLSL not available\n");
}
// GLSL gamma
//
if (COM_CheckParm("-noglslgamma"))
Con_Warning ("GLSL gamma disabled at command line\n");
#ifndef VITA
else if (gl_glsl_able)
{
gl_glsl_gamma_able = true;
}
#endif
else
{
Con_Warning ("GLSL gamma not available, using hardware gamma\n");
}
// GLSL alias model rendering
//
if (COM_CheckParm("-noglslalias"))
Con_Warning ("GLSL alias model rendering disabled at command line\n");
else if (gl_glsl_able && gl_vbo_able && gl_max_texture_units >= 3) {
gl_glsl_alias_able = true;
}
else
{
Con_Warning ("GLSL alias model rendering not available, using Fitz renderer\n");
}
}
/*
===============
GL_SetupState -- johnfitz
does all the stuff from GL_Init that needs to be done every time a new GL render context is created
===============
*/
static void GL_SetupState (void)
{
glClearColor (0.15,0.15,0.15,0); //johnfitz -- originally 1,0,0,0
glCullFace(GL_BACK); //johnfitz -- glquake used CCW with backwards culling -- let's do it right
glFrontFace(GL_CW); //johnfitz -- glquake used CCW with backwards culling -- let's do it right
glEnable(GL_TEXTURE_2D);
glEnable(GL_ALPHA_TEST);
glAlphaFunc(GL_GREATER, 0.666);
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
#ifndef VITA
glShadeModel (GL_FLAT);
glHint (GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); //johnfitz
#endif
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glDepthRange (0, 1); //johnfitz -- moved here becuase gl_ztrick is gone.
glDepthFunc (GL_LEQUAL); //johnfitz -- moved here becuase gl_ztrick is gone.
}
/*
===============
GL_Init
===============
*/
static void GL_Init (void)
{
#ifdef VITA
static int vgl_inited = 0;
if (!vgl_inited) {
vglSetVDMBufferSize(1024 * 1024);
vglInitExtended(20 * 1024 * 1024, 960, 544, 2 * 1024 * 1024, SCE_GXM_MULTISAMPLE_4X);
// Checking for libshacccg.suprx existence
SceIoStat st1, st2;
if (!(sceIoGetstat("ur0:/data/libshacccg.suprx", &st1) >= 0 || sceIoGetstat("ur0:/data/external/libshacccg.suprx", &st2) >= 0)) {
SceMsgDialogUserMessageParam msg_param;
sceClibMemset(&msg_param, 0, sizeof(SceMsgDialogUserMessageParam));
msg_param.buttonType = SCE_MSG_DIALOG_BUTTON_TYPE_OK;
msg_param.msg = (const SceChar8*)"Error: Runtime shader compiler (libshacccg.suprx) is not installed.";
SceMsgDialogParam param;
sceMsgDialogParamInit(&param);
param.mode = SCE_MSG_DIALOG_MODE_USER_MSG;
param.userMsgParam = &msg_param;
sceMsgDialogInit(&param);
while (sceMsgDialogGetStatus() != SCE_COMMON_DIALOG_STATUS_FINISHED) {
vglSwapBuffers(GL_TRUE);
}
sceKernelExitProcess(0);
}
vgl_inited = 1;
}
#endif
gl_vendor = (const char *) glGetString (GL_VENDOR);
gl_renderer = (const char *) glGetString (GL_RENDERER);
gl_version = (const char *) glGetString (GL_VERSION);
gl_extensions = (const char *) glGetString (GL_EXTENSIONS);
Con_SafePrintf ("GL_VENDOR: %s\n", gl_vendor);
Con_SafePrintf ("GL_RENDERER: %s\n", gl_renderer);
Con_SafePrintf ("GL_VERSION: %s\n", gl_version);
#ifdef VITA // The code assumes Desktop GL versioning, so we enforce GL version to 2.0
gl_version_major = 2;
#else
if (gl_version == NULL || sscanf(gl_version, "%d.%d", &gl_version_major, &gl_version_minor) < 2)
{
gl_version_major = 0;
gl_version_minor = 0;
}
#endif
if (gl_extensions_nice != NULL)
Z_Free (gl_extensions_nice);
gl_extensions_nice = GL_MakeNiceExtensionsList (gl_extensions);
GL_CheckExtensions (); //johnfitz
#ifdef __APPLE__
// ericw -- enable multi-threaded OpenGL, gives a decent FPS boost.
// https://developer.apple.com/library/mac/technotes/tn2085/
if (host_parms->numcpus > 1 &&
kCGLNoError != CGLEnable(CGLGetCurrentContext(), kCGLCEMPEngine))
{
Con_Warning ("Couldn't enable multi-threaded OpenGL");
}
#endif
//johnfitz -- intel video workarounds from Baker
if (!strcmp(gl_vendor, "Intel"))
{
Con_Printf ("Intel Display Adapter detected, enabling gl_clear\n");
Cbuf_AddText ("gl_clear 1");
}
//johnfitz
GLAlias_CreateShaders ();
GLWorld_CreateShaders ();
GL_ClearBufferBindings ();
}
/*
=================
GL_BeginRendering -- sets values of glx, gly, glwidth, glheight
=================
*/
void GL_BeginRendering (int *x, int *y, int *width, int *height)
{
*x = *y = 0;
*width = vid.width;
*height = vid.height;
}
/*
=================
GL_EndRendering
=================
*/
void GL_EndRendering (void)
{
if (!scr_skipupdate)
{
#ifdef VITA
vglSwapBuffers(GL_FALSE);
#elif defined(USE_SDL2)
SDL_GL_SwapWindow(draw_context);
#else
SDL_GL_SwapBuffers();
#endif
}
}
void VID_Shutdown (void)
{
if (vid_initialized)
{
VID_Gamma_Shutdown (); //johnfitz
SDL_QuitSubSystem(SDL_INIT_VIDEO);
draw_context = NULL;
#if defined(USE_SDL2)
gl_context = NULL;
#endif
PL_VID_Shutdown();
}
}
/*
===================================================================
MAIN WINDOW
===================================================================
*/
/*
================
ClearAllStates
================
*/
static void ClearAllStates (void)
{
Key_ClearStates ();
IN_ClearStates ();
}
//==========================================================================
//
// COMMANDS
//
//==========================================================================
/*
=================
VID_DescribeCurrentMode_f
=================
*/
static void VID_DescribeCurrentMode_f (void)
{
if (draw_context)
Con_Printf("%dx%dx%d %dHz %s\n",
VID_GetCurrentWidth(),
VID_GetCurrentHeight(),
VID_GetCurrentBPP(),
VID_GetCurrentRefreshRate(),
VID_GetFullscreen() ? "fullscreen" : "windowed");
}
/*
=================
VID_DescribeModes_f -- johnfitz -- changed formatting, and added refresh rates after each mode.
=================
*/
static void VID_DescribeModes_f (void)
{
int i;
int lastwidth, lastheight, lastbpp, count;
lastwidth = lastheight = lastbpp = count = 0;
for (i = 0; i < nummodes; i++)
{
if (lastwidth != modelist[i].width || lastheight != modelist[i].height || lastbpp != modelist[i].bpp)
{
if (count > 0)
Con_SafePrintf ("\n");
Con_SafePrintf (" %4i x %4i x %i : %i", modelist[i].width, modelist[i].height, modelist[i].bpp, modelist[i].refreshrate);
lastwidth = modelist[i].width;
lastheight = modelist[i].height;
lastbpp = modelist[i].bpp;
count++;
}
}
Con_Printf ("\n%i modes\n", count);
}
/*
===================
VID_FSAA_f -- ericw -- warn that vid_fsaa requires engine restart
===================
*/
static void VID_FSAA_f (cvar_t *var)
{
// don't print the warning if vid_fsaa is set during startup
if (vid_initialized)
Con_Printf("%s %d requires engine restart to take effect\n", var->name, (int)var->value);
}
//==========================================================================
//
// INIT
//
//==========================================================================
/*
=================
VID_InitModelist
=================
*/
static void VID_InitModelist (void)
{
#if defined(USE_SDL2)
const int sdlmodes = SDL_GetNumDisplayModes(0);
int i;
nummodes = 0;
for (i = 0; i < sdlmodes; i++)
{
SDL_DisplayMode mode;
if (nummodes >= MAX_MODE_LIST)
break;
if (SDL_GetDisplayMode(0, i, &mode) == 0)
{
modelist[nummodes].width = mode.w;
modelist[nummodes].height = mode.h;
modelist[nummodes].bpp = SDL_BITSPERPIXEL(mode.format);
modelist[nummodes].refreshrate = mode.refresh_rate;
nummodes++;
}
}
#else /* !defined(USE_SDL2) */
SDL_PixelFormat format;
SDL_Rect **modes;
Uint32 flags;
int i, j, k, originalnummodes, existingmode;
int bpps[] = {16, 24, 32}; // enumerate >8 bpp modes
originalnummodes = nummodes = 0;
format.palette = NULL;
// enumerate fullscreen modes
flags = DEFAULT_SDL_FLAGS | SDL_FULLSCREEN;
for (i = 0; i < (int)(sizeof(bpps)/sizeof(bpps[0])); i++)
{
if (nummodes >= MAX_MODE_LIST)
break;
format.BitsPerPixel = bpps[i];
modes = SDL_ListModes(&format, flags);
if (modes == (SDL_Rect **)0 || modes == (SDL_Rect **)-1)
continue;
for (j = 0; modes[j]; j++)
{
if (modes[j]->w > MAXWIDTH || modes[j]->h > MAXHEIGHT || nummodes >= MAX_MODE_LIST)
continue;
modelist[nummodes].width = modes[j]->w;
modelist[nummodes].height = modes[j]->h;
modelist[nummodes].bpp = bpps[i];
modelist[nummodes].refreshrate = DEFAULT_REFRESHRATE;
for (k=originalnummodes, existingmode = 0 ; k < nummodes ; k++)
{
if ((modelist[nummodes].width == modelist[k].width) &&
(modelist[nummodes].height == modelist[k].height) &&
(modelist[nummodes].bpp == modelist[k].bpp))
{
existingmode = 1;
break;
}
}
if (!existingmode)
{
nummodes++;
}
}
}
if (nummodes == originalnummodes)
Con_SafePrintf ("No fullscreen DIB modes found\n");
#endif /* !defined(USE_SDL2) */
}
/*
===================
VID_Init
===================
*/
void VID_Init (void)
{
static char vid_center[] = "SDL_VIDEO_CENTERED=center";
int p, width, height, refreshrate, bpp;
int display_width, display_height, display_refreshrate, display_bpp;
qboolean fullscreen;
const char *read_vars[] = { "vid_fullscreen",
"vid_width",
"vid_height",
"vid_refreshrate",
"vid_bpp",
"vid_vsync",
"vid_fsaa",
"vid_desktopfullscreen",
"vid_borderless"};
#define num_readvars ( sizeof(read_vars)/sizeof(read_vars[0]) )
Cvar_RegisterVariable (&vid_fullscreen); //johnfitz
Cvar_RegisterVariable (&vid_width); //johnfitz
Cvar_RegisterVariable (&vid_height); //johnfitz
Cvar_RegisterVariable (&vid_refreshrate); //johnfitz
Cvar_RegisterVariable (&vid_bpp); //johnfitz
Cvar_RegisterVariable (&vid_vsync); //johnfitz
Cvar_RegisterVariable (&vid_fsaa); //QuakeSpasm
Cvar_RegisterVariable (&vid_desktopfullscreen); //QuakeSpasm
Cvar_RegisterVariable (&vid_borderless); //QuakeSpasm
Cvar_SetCallback (&vid_fullscreen, VID_Changed_f);
Cvar_SetCallback (&vid_width, VID_Changed_f);
Cvar_SetCallback (&vid_height, VID_Changed_f);
Cvar_SetCallback (&vid_refreshrate, VID_Changed_f);
Cvar_SetCallback (&vid_bpp, VID_Changed_f);
Cvar_SetCallback (&vid_vsync, VID_Changed_f);
Cvar_SetCallback (&vid_fsaa, VID_FSAA_f);
Cvar_SetCallback (&vid_desktopfullscreen, VID_Changed_f);
Cvar_SetCallback (&vid_borderless, VID_Changed_f);
Cmd_AddCommand ("vid_unlock", VID_Unlock); //johnfitz
Cmd_AddCommand ("vid_restart", VID_Restart); //johnfitz
Cmd_AddCommand ("vid_test", VID_Test); //johnfitz
Cmd_AddCommand ("vid_describecurrentmode", VID_DescribeCurrentMode_f);
Cmd_AddCommand ("vid_describemodes", VID_DescribeModes_f);
putenv (vid_center); /* SDL_putenv is problematic in versions <= 1.2.9 */
Con_Printf("NUMBE OF DISPLAYS %d\n", SDL_GetNumVideoDisplays());
#ifndef VITA
if (SDL_InitSubSystem(SDL_INIT_VIDEO) < 0)
Sys_Error("Couldn't init SDL video: %s", SDL_GetError());
#if defined(USE_SDL2)
{
SDL_DisplayMode mode;
if (SDL_GetDesktopDisplayMode(0, &mode) != 0)
Sys_Error("Could not get desktop display mode");
display_width = mode.w;
display_height = mode.h;
display_refreshrate = mode.refresh_rate;
display_bpp = SDL_BITSPERPIXEL(mode.format);
}
#else
{
const SDL_VideoInfo *info = SDL_GetVideoInfo();
display_width = info->current_w;
display_height = info->current_h;
display_refreshrate = DEFAULT_REFRESHRATE;
display_bpp = info->vfmt->BitsPerPixel;
}
#endif
#else
display_width = 960;
display_height = 544;
display_refreshrate = DEFAULT_REFRESHRATE;
display_bpp = 32;
#endif
Cvar_SetValueQuick (&vid_bpp, (float)display_bpp);
if (CFG_OpenConfig("config.cfg") == 0)
{
CFG_ReadCvars(read_vars, num_readvars);
CFG_CloseConfig();
}
CFG_ReadCvarOverrides(read_vars, num_readvars);
VID_InitModelist();
width = (int)vid_width.value;
height = (int)vid_height.value;
refreshrate = (int)vid_refreshrate.value;
bpp = (int)vid_bpp.value;
fullscreen = (int)vid_fullscreen.value;
fsaa = (int)vid_fsaa.value;
if (COM_CheckParm("-current"))
{
width = display_width;
height = display_height;
refreshrate = display_refreshrate;
bpp = display_bpp;
fullscreen = true;
}
else
{
p = COM_CheckParm("-width");
if (p && p < com_argc-1)
{
width = Q_atoi(com_argv[p+1]);
if(!COM_CheckParm("-height"))
height = width * 3 / 4;
}
p = COM_CheckParm("-height");
if (p && p < com_argc-1)
{
height = Q_atoi(com_argv[p+1]);
if(!COM_CheckParm("-width"))
width = height * 4 / 3;
}
p = COM_CheckParm("-refreshrate");
if (p && p < com_argc-1)
refreshrate = Q_atoi(com_argv[p+1]);
p = COM_CheckParm("-bpp");
if (p && p < com_argc-1)
bpp = Q_atoi(com_argv[p+1]);
if (COM_CheckParm("-window") || COM_CheckParm("-w"))
fullscreen = false;
else if (COM_CheckParm("-fullscreen") || COM_CheckParm("-f"))
fullscreen = true;
}
p = COM_CheckParm ("-fsaa");
if (p && p < com_argc-1)
fsaa = atoi(com_argv[p+1]);
if (!VID_ValidMode(width, height, refreshrate, bpp, fullscreen))
{
width = (int)vid_width.value;
height = (int)vid_height.value;
refreshrate = (int)vid_refreshrate.value;
bpp = (int)vid_bpp.value;
fullscreen = (int)vid_fullscreen.value;
}
if (!VID_ValidMode(width, height, refreshrate, bpp, fullscreen))
{
width = 640;
height = 480;
refreshrate = display_refreshrate;
bpp = display_bpp;
fullscreen = false;
}
vid_initialized = true;
vid.maxwarpwidth = WARP_WIDTH;
vid.maxwarpheight = WARP_HEIGHT;
vid.colormap = host_colormap;
vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));
// set window icon
PL_SetWindowIcon();
VID_SetMode (width, height, refreshrate, bpp, fullscreen);
GL_Init ();
GL_SetupState ();
Cmd_AddCommand ("gl_info", GL_Info_f); //johnfitz
//johnfitz -- removed code creating "glquake" subdirectory
vid_menucmdfn = VID_Menu_f; //johnfitz
vid_menudrawfn = VID_MenuDraw;
vid_menukeyfn = VID_MenuKey;
VID_Gamma_Init(); //johnfitz
VID_Menu_Init(); //johnfitz
//QuakeSpasm: current vid settings should override config file settings.
//so we have to lock the vid mode from now until after all config files are read.
vid_locked = true;
}
// new proc by S.A., called by alt-return key binding.
void VID_Toggle (void)
{
// disabling the fast path completely because SDL_SetWindowFullscreen was changing
// the window size on SDL2/WinXP and we weren't set up to handle it. --ericw
//
// TODO: Clear out the dead code, reinstate the fast path using SDL_SetWindowFullscreen
// inside VID_SetMode, check window size to fix WinXP issue. This will
// keep all the mode changing code in one place.
static qboolean vid_toggle_works = false;
qboolean toggleWorked;
#if defined(USE_SDL2)
Uint32 flags = 0;
#endif
S_ClearBuffer ();
if (!vid_toggle_works)
goto vrestart;
else if (gl_vbo_able)
{
// disabling the fast path because with SDL 1.2 it invalidates VBOs (using them
// causes a crash, sugesting that the fullscreen toggle created a new GL context,
// although texture objects remain valid for some reason).
//
// SDL2 does promise window resizes / fullscreen changes preserve the GL context,
// so we could use the fast path with SDL2. --ericw
vid_toggle_works = false;
goto vrestart;
}
#if defined(USE_SDL2)
if (!VID_GetFullscreen()) {
flags = vid_desktopfullscreen.value ? SDL_WINDOW_FULLSCREEN_DESKTOP : SDL_WINDOW_FULLSCREEN;
}
toggleWorked = SDL_SetWindowFullscreen(draw_context, flags) == 0;
#else
toggleWorked = SDL_WM_ToggleFullScreen(draw_context) == 1;
#endif
if (toggleWorked)
{
Sbar_Changed (); // Sbar seems to need refreshing
modestate = VID_GetFullscreen() ? MS_FULLSCREEN : MS_WINDOWED;
VID_SyncCvars();
// update mouse grab
if (key_dest == key_console || key_dest == key_menu)
{
if (modestate == MS_WINDOWED)
IN_Deactivate(true);
else if (modestate == MS_FULLSCREEN)
IN_Activate();
}
}
else
{
vid_toggle_works = false;
Con_DPrintf ("SDL_WM_ToggleFullScreen failed, attempting VID_Restart\n");
vrestart:
Cvar_SetQuick (&vid_fullscreen, VID_GetFullscreen() ? "0" : "1");
Cbuf_AddText ("vid_restart\n");
}
}
/*
================
VID_SyncCvars -- johnfitz -- set vid cvars to match current video mode
================
*/
void VID_SyncCvars (void)
{
if (draw_context)
{
if (!VID_GetDesktopFullscreen())
{
Cvar_SetValueQuick (&vid_width, VID_GetCurrentWidth());
Cvar_SetValueQuick (&vid_height, VID_GetCurrentHeight());
}
Cvar_SetValueQuick (&vid_refreshrate, VID_GetCurrentRefreshRate());
Cvar_SetValueQuick (&vid_bpp, VID_GetCurrentBPP());
Cvar_SetQuick (&vid_fullscreen, VID_GetFullscreen() ? "1" : "0");
// don't sync vid_desktopfullscreen, it's a user preference that
// should persist even if we are in windowed mode.
Cvar_SetQuick (&vid_vsync, VID_GetVSync() ? "1" : "0");
}
vid_changed = false;
}
//==========================================================================
//
// NEW VIDEO MENU -- johnfitz
//
//==========================================================================
enum {
VID_OPT_MODE,
VID_OPT_BPP,
VID_OPT_REFRESHRATE,
VID_OPT_FULLSCREEN,
VID_OPT_VSYNC,
VID_OPT_TEST,
VID_OPT_APPLY,
VIDEO_OPTIONS_ITEMS
};
static int video_options_cursor = 0;
typedef struct {
int width,height;
} vid_menu_mode;
//TODO: replace these fixed-length arrays with hunk_allocated buffers
static vid_menu_mode vid_menu_modes[MAX_MODE_LIST];
static int vid_menu_nummodes = 0;
static int vid_menu_bpps[MAX_BPPS_LIST];
static int vid_menu_numbpps = 0;
static int vid_menu_rates[MAX_RATES_LIST];
static int vid_menu_numrates=0;
/*
================
VID_Menu_Init
================
*/
static void VID_Menu_Init (void)
{
int i, j, h, w;
for (i = 0; i < nummodes; i++)
{
w = modelist[i].width;
h = modelist[i].height;
for (j = 0; j < vid_menu_nummodes; j++)
{
if (vid_menu_modes[j].width == w &&
vid_menu_modes[j].height == h)
break;
}
if (j == vid_menu_nummodes)
{
vid_menu_modes[j].width = w;
vid_menu_modes[j].height = h;
vid_menu_nummodes++;
}
}
}
/*
================
VID_Menu_RebuildBppList
regenerates bpp list based on current vid_width and vid_height
================
*/
static void VID_Menu_RebuildBppList (void)
{
int i, j, b;
vid_menu_numbpps = 0;
for (i = 0; i < nummodes; i++)
{
if (vid_menu_numbpps >= MAX_BPPS_LIST)
break;
//bpp list is limited to bpps available with current width/height
if (modelist[i].width != vid_width.value ||
modelist[i].height != vid_height.value)
continue;
b = modelist[i].bpp;
for (j = 0; j < vid_menu_numbpps; j++)
{
if (vid_menu_bpps[j] == b)
break;
}
if (j == vid_menu_numbpps)
{
vid_menu_bpps[j] = b;
vid_menu_numbpps++;
}
}
//if there are no valid fullscreen bpps for this width/height, just pick one
if (vid_menu_numbpps == 0)
{
Cvar_SetValueQuick (&vid_bpp, (float)modelist[0].bpp);
return;
}
//if vid_bpp is not in the new list, change vid_bpp
for (i = 0; i < vid_menu_numbpps; i++)
if (vid_menu_bpps[i] == (int)(vid_bpp.value))
break;
if (i == vid_menu_numbpps)
Cvar_SetValueQuick (&vid_bpp, (float)vid_menu_bpps[0]);
}
/*
================
VID_Menu_RebuildRateList
regenerates rate list based on current vid_width, vid_height and vid_bpp
================
*/
static void VID_Menu_RebuildRateList (void)
{
int i,j,r;
vid_menu_numrates=0;
for (i=0;i<nummodes;i++)
{
//rate list is limited to rates available with current width/height/bpp
if (modelist[i].width != vid_width.value ||
modelist[i].height != vid_height.value ||
modelist[i].bpp != vid_bpp.value)
continue;
r = modelist[i].refreshrate;
for (j=0;j<vid_menu_numrates;j++)
{
if (vid_menu_rates[j] == r)
break;
}
if (j==vid_menu_numrates)
{
vid_menu_rates[j] = r;
vid_menu_numrates++;
}
}
//if there are no valid fullscreen refreshrates for this width/height, just pick one
if (vid_menu_numrates == 0)
{
Cvar_SetValue ("vid_refreshrate",(float)modelist[0].refreshrate);
return;
}
//if vid_refreshrate is not in the new list, change vid_refreshrate
for (i=0;i<vid_menu_numrates;i++)
if (vid_menu_rates[i] == (int)(vid_refreshrate.value))
break;
if (i==vid_menu_numrates)
Cvar_SetValue ("vid_refreshrate",(float)vid_menu_rates[0]);
}
/*
================
VID_Menu_ChooseNextMode
chooses next resolution in order, then updates vid_width and
vid_height cvars, then updates bpp and refreshrate lists
================
*/
static void VID_Menu_ChooseNextMode (int dir)
{
int i;
if (vid_menu_nummodes)
{
for (i = 0; i < vid_menu_nummodes; i++)
{
if (vid_menu_modes[i].width == vid_width.value &&
vid_menu_modes[i].height == vid_height.value)
break;
}
if (i == vid_menu_nummodes) //can't find it in list, so it must be a custom windowed res
{
i = 0;
}
else
{
i += dir;
if (i >= vid_menu_nummodes)
i = 0;
else if (i < 0)
i = vid_menu_nummodes-1;
}
Cvar_SetValueQuick (&vid_width, (float)vid_menu_modes[i].width);
Cvar_SetValueQuick (&vid_height, (float)vid_menu_modes[i].height);
VID_Menu_RebuildBppList ();
VID_Menu_RebuildRateList ();
}
}
/*
================
VID_Menu_ChooseNextBpp
chooses next bpp in order, then updates vid_bpp cvar
================
*/
static void VID_Menu_ChooseNextBpp (int dir)
{
int i;
if (vid_menu_numbpps)
{
for (i = 0; i < vid_menu_numbpps; i++)
{
if (vid_menu_bpps[i] == vid_bpp.value)
break;
}
if (i == vid_menu_numbpps) //can't find it in list
{
i = 0;
}
else
{
i += dir;
if (i >= vid_menu_numbpps)
i = 0;
else if (i < 0)
i = vid_menu_numbpps-1;
}
Cvar_SetValueQuick (&vid_bpp, (float)vid_menu_bpps[i]);
}
}
/*
================
VID_Menu_ChooseNextRate
chooses next refresh rate in order, then updates vid_refreshrate cvar
================
*/
static void VID_Menu_ChooseNextRate (int dir)
{
int i;
for (i=0;i<vid_menu_numrates;i++)
{
if (vid_menu_rates[i] == vid_refreshrate.value)
break;
}
if (i==vid_menu_numrates) //can't find it in list
{
i = 0;
}
else
{
i+=dir;
if (i>=vid_menu_numrates)
i = 0;
else if (i<0)
i = vid_menu_numrates-1;
}
Cvar_SetValue ("vid_refreshrate",(float)vid_menu_rates[i]);
}
/*
================
VID_MenuKey
================
*/
static void VID_MenuKey (int key)
{
switch (key)
{
case K_ESCAPE:
case K_BBUTTON:
VID_SyncCvars (); //sync cvars before leaving menu. FIXME: there are other ways to leave menu
S_LocalSound ("misc/menu1.wav");
M_Menu_Options_f ();
break;
case K_UPARROW:
S_LocalSound ("misc/menu1.wav");
video_options_cursor--;
if (video_options_cursor < 0)
video_options_cursor = VIDEO_OPTIONS_ITEMS-1;
break;
case K_DOWNARROW:
S_LocalSound ("misc/menu1.wav");
video_options_cursor++;
if (video_options_cursor >= VIDEO_OPTIONS_ITEMS)
video_options_cursor = 0;
break;
case K_LEFTARROW:
S_LocalSound ("misc/menu3.wav");
switch (video_options_cursor)
{
case VID_OPT_MODE:
VID_Menu_ChooseNextMode (1);
break;
case VID_OPT_BPP:
VID_Menu_ChooseNextBpp (1);
break;
case VID_OPT_REFRESHRATE:
VID_Menu_ChooseNextRate (1);
break;
case VID_OPT_FULLSCREEN:
Cbuf_AddText ("toggle vid_fullscreen\n");
break;
case VID_OPT_VSYNC:
Cbuf_AddText ("toggle vid_vsync\n"); // kristian
break;
default:
break;
}
break;
case K_RIGHTARROW:
S_LocalSound ("misc/menu3.wav");
switch (video_options_cursor)
{
case VID_OPT_MODE:
VID_Menu_ChooseNextMode (-1);
break;
case VID_OPT_BPP:
VID_Menu_ChooseNextBpp (-1);
break;
case VID_OPT_REFRESHRATE:
VID_Menu_ChooseNextRate (-1);
break;
case VID_OPT_FULLSCREEN:
Cbuf_AddText ("toggle vid_fullscreen\n");
break;
case VID_OPT_VSYNC:
Cbuf_AddText ("toggle vid_vsync\n");
break;
default:
break;
}
break;
case K_ENTER:
case K_KP_ENTER:
case K_ABUTTON:
m_entersound = true;
switch (video_options_cursor)
{
case VID_OPT_MODE:
VID_Menu_ChooseNextMode (1);
break;
case VID_OPT_BPP:
VID_Menu_ChooseNextBpp (1);
break;
case VID_OPT_REFRESHRATE:
VID_Menu_ChooseNextRate (1);
break;
case VID_OPT_FULLSCREEN:
Cbuf_AddText ("toggle vid_fullscreen\n");
break;
case VID_OPT_VSYNC:
Cbuf_AddText ("toggle vid_vsync\n");
break;
case VID_OPT_TEST:
Cbuf_AddText ("vid_test\n");
break;
case VID_OPT_APPLY:
Cbuf_AddText ("vid_restart\n");
key_dest = key_game;
m_state = m_none;
IN_Activate();
break;
default:
break;
}
break;
default:
break;
}
}
/*
================
VID_MenuDraw
================
*/
static void VID_MenuDraw (void)
{
int i, y;
qpic_t *p;
const char *title;
y = 4;
// plaque
//p = Draw_CachePic ("gfx/qplaque.lmp");
//M_DrawTransPic (16, y, p);
//p = Draw_CachePic ("gfx/vidmodes.lmp");
//p = Draw_CachePic ("gfx/p_option.lmp");
//M_DrawPic ( (320-p->width)/2, y, p);
y += 28;
// title
title = "Video Options";
M_PrintWhite ((320-8*strlen(title))/2, y, title);
y += 16;
// options
for (i = 0; i < VIDEO_OPTIONS_ITEMS; i++)
{
switch (i)
{
case VID_OPT_MODE:
M_Print (16, y, " Video mode");
M_Print (184, y, va("%ix%i", (int)vid_width.value, (int)vid_height.value));
break;
case VID_OPT_BPP:
M_Print (16, y, " Color depth");
M_Print (184, y, va("%i", (int)vid_bpp.value));
break;
case VID_OPT_REFRESHRATE:
M_Print (16, y, " Refresh rate");
M_Print (184, y, va("%i", (int)vid_refreshrate.value));
break;
case VID_OPT_FULLSCREEN:
M_Print (16, y, " Fullscreen");
M_DrawCheckbox (184, y, (int)vid_fullscreen.value);
break;
case VID_OPT_VSYNC:
M_Print (16, y, " Vertical sync");
if (gl_swap_control)
M_DrawCheckbox (184, y, (int)vid_vsync.value);
else
M_Print (184, y, "N/A");
break;
case VID_OPT_TEST:
y += 8; //separate the test and apply items
M_Print (16, y, " Test changes");
break;
case VID_OPT_APPLY:
M_Print (16, y, " Apply changes");
break;
}
if (video_options_cursor == i)
M_DrawCharacter (168, y, 12+((int)(realtime*4)&1));
y += 8;
}
}
/*
================
VID_Menu_f
================
*/
static void VID_Menu_f (void)
{
IN_Deactivate(modestate == MS_WINDOWED);
key_dest = key_menu;
m_state = m_video;
m_entersound = true;
//set all the cvars to match the current mode when entering the menu
VID_SyncCvars ();
//set up bpp and rate lists based on current cvars
VID_Menu_RebuildBppList ();
VID_Menu_RebuildRateList ();
}
Reference in a new issue View git blame Copy permalink