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OGLESglitchmain.cpp
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OGLESglitchmain.cpp
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/***************************************************************************
* *
* Project64-video - A Nintendo 64 gfx plugin. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2017 Project64. All rights reserved. *
* Copyright (C) 2003-2009 Sergey 'Gonetz' Lipski *
* Copyright (C) 2002 Dave2001 *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* version 2 of the License, or (at your option) any later version. *
* *
****************************************************************************/
#define SAVE_CBUFFER
#ifdef _WIN32
#include <windows.h>
#else
#include <stdint.h>
#include <stdarg.h>
#include <string.h>
#endif // _WIN32
#include <stdlib.h>
#include <stdio.h>
#include <iostream>
#include <fstream>
#include <math.h>
#include "glide.h"
#include "g3ext.h"
#include "glitchmain.h"
#include <Project64-video/trace.h>
#define OPENGL_CHECK_ERRORS { const GLenum errcode = glGetError(); if (errcode != GL_NO_ERROR) LOG("OpenGL Error code %i in '%s' line %i\n", errcode, __FILE__, __LINE__-1); }
#ifdef VPDEBUG
#include <IL/il.h>
#endif
extern void(*renderCallback)(int);
wrapper_config config = { 0, 0, 0 };
int screen_width, screen_height;
void Android_JNI_SwapWindow(void);
/*
static inline void opt_glCopyTexImage2D( GLenum target,
GLint level,
GLenum internalFormat,
GLint x,
GLint y,
GLsizei width,
GLsizei height,
GLint border )
{
int w, h, fmt;
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &w);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &h);
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &fmt);
//printf("copyteximage %dx%d fmt %x oldfmt %x\n", width, height, internalFormat, fmt);
if (w == (int) width && h == (int) height && fmt == (int) internalFormat) {
if (x+width >= screen_width) {
width = screen_width - x;
//printf("resizing w --> %d\n", width);
}
if (y+height >= screen_height+g_viewport_offset) {
height = screen_height+g_viewport_offset - y;
//printf("resizing h --> %d\n", height);
}
glCopyTexSubImage2D(target, level, 0, 0, x, y, width, height);
} else {
//printf("copyteximage %dx%d fmt %x old %dx%d oldfmt %x\n", width, height, internalFormat, w, h, fmt);
// glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, width, height, 0, internalFormat, GL_UNSIGNED_BYTE, 0);
// glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &fmt);
// printf("--> %dx%d newfmt %x\n", width, height, fmt);
glCopyTexImage2D(target, level, internalFormat, x, y, width, height, border);
}
}
#define glCopyTexImage2D opt_glCopyTexImage2D
*/
#ifdef _WIN32
PFNGLACTIVETEXTUREARBPROC glActiveTextureARB;
PFNGLBLENDFUNCSEPARATEEXTPROC glBlendFuncSeparateEXT;
PFNGLMULTITEXCOORD2FARBPROC glMultiTexCoord2fARB;
PFNGLFOGCOORDFPROC glFogCoordfEXT;
PFNWGLGETEXTENSIONSSTRINGARBPROC wglGetExtensionsStringARB;
PFNGLBINDFRAMEBUFFEREXTPROC glBindFramebufferEXT;
PFNGLFRAMEBUFFERTEXTURE2DEXTPROC glFramebufferTexture2DEXT;
PFNGLGENFRAMEBUFFERSEXTPROC glGenFramebuffersEXT;
PFNGLBINDRENDERBUFFEREXTPROC glBindRenderbufferEXT = NULL;
PFNGLDELETERENDERBUFFERSEXTPROC glDeleteRenderbuffersEXT = NULL;
PFNGLGENRENDERBUFFERSEXTPROC glGenRenderbuffersEXT = NULL;
PFNGLRENDERBUFFERSTORAGEEXTPROC glRenderbufferStorageEXT = NULL;
PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC glFramebufferRenderbufferEXT = NULL;
PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC glCheckFramebufferStatusEXT;
PFNGLDELETEFRAMEBUFFERSEXTPROC glDeleteFramebuffersEXT;
PFNGLCREATESHADEROBJECTARBPROC glCreateShaderObjectARB;
PFNGLSHADERSOURCEARBPROC glShaderSourceARB;
PFNGLCOMPILESHADERARBPROC glCompileShaderARB;
PFNGLCREATEPROGRAMOBJECTARBPROC glCreateProgramObjectARB;
PFNGLATTACHOBJECTARBPROC glAttachObjectARB;
PFNGLLINKPROGRAMARBPROC glLinkProgramARB;
PFNGLUSEPROGRAMOBJECTARBPROC glUseProgramObjectARB;
PFNGLGETUNIFORMLOCATIONARBPROC glGetUniformLocationARB;
PFNGLUNIFORM1IARBPROC glUniform1iARB;
PFNGLUNIFORM4IARBPROC glUniform4iARB;
PFNGLUNIFORM4FARBPROC glUniform4fARB;
PFNGLUNIFORM1FARBPROC glUniform1fARB;
PFNGLDELETEOBJECTARBPROC glDeleteObjectARB;
PFNGLGETINFOLOGARBPROC glGetInfoLogARB;
PFNGLGETOBJECTPARAMETERIVARBPROC glGetObjectParameterivARB;
PFNGLSECONDARYCOLOR3FPROC glSecondaryColor3f;
// FXT1,DXT1,DXT5 support - Hiroshi Morii <koolsmoky(at)users.sourceforge.net>
// NOTE: Glide64 + GlideHQ use the following formats
// GL_COMPRESSED_RGB_S3TC_DXT1_EXT
// GL_COMPRESSED_RGBA_S3TC_DXT5_EXT
// GL_COMPRESSED_RGB_FXT1_3DFX
// GL_COMPRESSED_RGBA_FXT1_3DFX
PFNGLCOMPRESSEDTEXIMAGE2DPROC glCompressedTexImage2DARB;
#endif // _WIN32
typedef struct
{
unsigned int address;
int width;
int height;
unsigned int fbid;
unsigned int zbid;
unsigned int texid;
int buff_clear;
} fb;
int nbTextureUnits;
int nbAuxBuffers, current_buffer;
int g_width, widtho, heighto, g_height;
int saved_width, saved_height;
int blend_func_separate_support;
int npot_support;
int fog_coord_support;
int render_to_texture = 0;
int texture_unit;
int use_fbo;
int buffer_cleared;
// ZIGGY
// to allocate a new static texture name, take the value (free_texture++)
int free_texture;
int default_texture; // the infamous "32*1024*1024" is now configurable
int current_texture;
int depth_texture, color_texture;
int glsl_support = 1;
int viewport_width, viewport_height, g_viewport_offset = 0, nvidia_viewport_hack = 0;
int save_w, save_h;
int lfb_color_fmt;
float invtex[2];
//Gonetz
int UMAmode = 0; //support for VSA-100 UMA mode;
#ifdef _WIN32
static HDC hDC = NULL;
static HGLRC hGLRC = NULL;
static HWND hToolBar = NULL;
#endif // _WIN32
static unsigned long fullscreen;
static int savedWidtho, savedHeighto;
static int savedWidth, savedHeight;
unsigned int pBufferAddress;
static int pBufferFmt;
static int pBufferWidth, pBufferHeight;
static fb fbs[100];
static int nb_fb = 0;
static unsigned int curBufferAddr = 0;
struct TMU_USAGE { int min, max; } tmu_usage[2] = { { 0xfffffff, 0 }, { 0xfffffff, 0 } };
struct texbuf_t {
FxU32 start, end;
int fmt;
};
#define NB_TEXBUFS 128 // MUST be a power of two
static texbuf_t texbufs[NB_TEXBUFS];
static int texbuf_i;
unsigned short frameBuffer[2048 * 2048 * 2]; // Support 2048x2048 screen resolution at 32 bits (RGBA) per pixel
unsigned short depthBuffer[2048 * 2048]; // Support 2048x2048 screen resolution at 16 bits (depth) per pixel
//#define VOODOO1
void display_warning(const char *text, ...)
{
static int first_message = 100;
if (first_message)
{
char buf[4096];
va_list ap;
va_start(ap, text);
vsprintf(buf, text, ap);
va_end(ap);
first_message--;
//LOGINFO(buf);
}
}
FX_ENTRY void FX_CALL
grSstOrigin(GrOriginLocation_t origin)
{
WriteTrace(TraceGlitch, TraceDebug, "origin = %d", origin);
if (origin != GR_ORIGIN_UPPER_LEFT)
WriteTrace(TraceGlitch, TraceWarning, "grSstOrigin : %x", origin);
}
FX_ENTRY void FX_CALL
grClipWindow(FxU32 minx, FxU32 miny, FxU32 maxx, FxU32 maxy)
{
WriteTrace(TraceGlitch, TraceDebug, "minx = %d, miny: %d maxx: %d maxy: %d", minx, miny, maxx, maxy);
if (use_fbo && render_to_texture) {
if (int(minx) < 0) minx = 0;
if (int(miny) < 0) miny = 0;
if (maxx < minx) maxx = minx;
if (maxy < miny) maxy = miny;
glScissor(minx, miny, maxx - minx, maxy - miny);
glEnable(GL_SCISSOR_TEST);
return;
}
if (!use_fbo) {
int th = g_height;
if (th > screen_height)
th = screen_height;
maxy = th - maxy;
miny = th - miny;
FxU32 tmp = maxy; maxy = miny; miny = tmp;
if (maxx > (FxU32)g_width) maxx = g_width;
if (maxy > (FxU32)g_height) maxy = g_height;
if (int(minx) < 0) minx = 0;
if (int(miny) < 0) miny = 0;
if (maxx < minx) maxx = minx;
if (maxy < miny) maxy = miny;
glScissor(minx, miny + g_viewport_offset, maxx - minx, maxy - miny);
//printf("gl scissor %d %d %d %d\n", minx, miny, maxx, maxy);
}
else {
glScissor(minx, (g_viewport_offset)+g_height - maxy, maxx - minx, maxy - miny);
}
glEnable(GL_SCISSOR_TEST);
}
FX_ENTRY void FX_CALL
grColorMask(FxBool rgb, FxBool a)
{
WriteTrace(TraceGlitch, TraceDebug, "rgb = %d, a: %d", rgb, a);
glColorMask(rgb, rgb, rgb, a);
}
FX_ENTRY void FX_CALL
grGlideInit(void)
{
WriteTrace(TraceGlitch, TraceDebug, "-");
}
int isExtensionSupported(const char *extension)
{
return 0;
const GLubyte *extensions = NULL;
const GLubyte *start;
GLubyte *where, *terminator;
where = (GLubyte *)strchr(extension, ' ');
if (where || *extension == '\0')
return 0;
extensions = glGetString(GL_EXTENSIONS);
start = extensions;
for (;;)
{
where = (GLubyte *)strstr((const char *)start, extension);
if (!where)
break;
terminator = where + strlen(extension);
if (where == start || *(where - 1) == ' ')
if (*terminator == ' ' || *terminator == '\0')
return 1;
start = terminator;
}
return 0;
}
#ifdef _WIN32
int isWglExtensionSupported(const char *extension)
{
const GLubyte *extensions = NULL;
const GLubyte *start;
GLubyte *where, *terminator;
where = (GLubyte *)strchr(extension, ' ');
if (where || *extension == '\0')
return 0;
extensions = (GLubyte*)wglGetExtensionsStringARB(wglGetCurrentDC());
start = extensions;
for (;;)
{
where = (GLubyte *)strstr((const char *)start, extension);
if (!where)
break;
terminator = where + strlen(extension);
if (where == start || *(where - 1) == ' ')
if (*terminator == ' ' || *terminator == '\0')
return 1;
start = terminator;
}
return 0;
}
#endif // _WIN32
#define GrPixelFormat_t int
FX_ENTRY GrContext_t FX_CALL grSstWinOpenExt(GrColorFormat_t color_format, GrOriginLocation_t origin_location, GrPixelFormat_t pixelformat, int nColBuffers, int nAuxBuffers)
{
WriteTrace(TraceGlitch, TraceDebug, "color_format: %d, origin_location: %d, nColBuffers: %d, nAuxBuffers: %d", color_format, origin_location, nColBuffers, nAuxBuffers);
return grSstWinOpen(color_format, origin_location, nColBuffers, nAuxBuffers);
}
#ifdef _WIN32
# include <fcntl.h>
# ifndef ATTACH_PARENT_PROCESS
# define ATTACH_PARENT_PROCESS ((FxU32)-1)
# endif
#endif
FX_ENTRY GrContext_t FX_CALL grSstWinOpen(GrColorFormat_t color_format, GrOriginLocation_t origin_location, int nColBuffers, int nAuxBuffers)
{
static int show_warning = 1;
GLCache::ResetCache();
// ZIGGY
// allocate static texture names
// the initial value should be big enough to support the maximal resolution
free_texture = 32 * 2048 * 2048;
default_texture = free_texture++;
color_texture = free_texture++;
depth_texture = free_texture++;
WriteTrace(TraceGlitch, TraceDebug, "color_format: %d, origin_location: %d, nColBuffers: %d, nAuxBuffers: %d", color_format, origin_location, nColBuffers, nAuxBuffers);
WriteTrace(TraceGlitch, TraceDebug, "g_width: %d, g_height: %d fullscreen: %d", g_width, g_height, fullscreen);
//g_viewport_offset = ((screen_resolution>>2) > 20) ? screen_resolution >> 2 : 20;
// ZIGGY g_viewport_offset is WIN32 specific, with SDL just set it to zero
g_viewport_offset = 0; //-10 //-20;
printf("(II) Setting video mode %dx%d...\n", g_width, g_height);
glViewport(0, g_viewport_offset, g_width, g_height);
lfb_color_fmt = color_format;
if (origin_location != GR_ORIGIN_UPPER_LEFT) WriteTrace(TraceGlitch, TraceWarning, "origin must be in upper left corner");
if (nColBuffers != 2) WriteTrace(TraceGlitch, TraceWarning, "number of color buffer is not 2");
if (nAuxBuffers != 1) WriteTrace(TraceGlitch, TraceWarning, "number of auxiliary buffer is not 1");
if (isExtensionSupported("GL_ARB_texture_env_combine") == 0 &&
isExtensionSupported("GL_EXT_texture_env_combine") == 0 &&
show_warning)
WriteTrace(TraceGlitch, TraceWarning, "Your video card doesn't support GL_ARB_texture_env_combine extension");
if (isExtensionSupported("GL_ARB_multitexture") == 0 && show_warning)
WriteTrace(TraceGlitch, TraceWarning, "Your video card doesn't support GL_ARB_multitexture extension");
if (isExtensionSupported("GL_ARB_texture_mirrored_repeat") == 0 && show_warning)
WriteTrace(TraceGlitch, TraceWarning, "Your video card doesn't support GL_ARB_texture_mirrored_repeat extension");
show_warning = 0;
#ifdef _WIN32
glActiveTextureARB = (PFNGLACTIVETEXTUREARBPROC)wglGetProcAddress("glActiveTextureARB");
glMultiTexCoord2fARB = (PFNGLMULTITEXCOORD2FARBPROC)wglGetProcAddress("glMultiTexCoord2fARB");
#endif // _WIN32
nbTextureUnits = 4;
//glGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &nbTextureUnits);
if (nbTextureUnits == 1) WriteTrace(TraceGlitch, TraceWarning, "You need a video card that has at least 2 texture units");
nbAuxBuffers = 4;
//glGetIntegerv(GL_AUX_BUFFERS, &nbAuxBuffers);
if (nbAuxBuffers > 0)
printf("Congratulations, you have %d auxilliary buffers, we'll use them wisely !\n", nbAuxBuffers);
#ifdef VOODOO1
nbTextureUnits = 2;
#endif
blend_func_separate_support = 1;
packed_pixels_support = 0;
/*
if (isExtensionSupported("GL_EXT_blend_func_separate") == 0)
blend_func_separate_support = 0;
else
blend_func_separate_support = 1;
if (isExtensionSupported("GL_EXT_packed_pixels") == 0)
packed_pixels_support = 0;
else {
printf("packed pixels extension used\n");
packed_pixels_support = 1;
}
*/
if (isExtensionSupported("GL_ARB_texture_non_power_of_two") == 0)
npot_support = 0;
else {
printf("NPOT extension used\n");
npot_support = 1;
}
#ifdef _WIN32
glBlendFuncSeparateEXT = (PFNGLBLENDFUNCSEPARATEEXTPROC)wglGetProcAddress("glBlendFuncSeparateEXT");
#endif // _WIN32
if (isExtensionSupported("GL_EXT_fog_coord") == 0)
fog_coord_support = 0;
else
fog_coord_support = 1;
#ifdef _WIN32
glFogCoordfEXT = (PFNGLFOGCOORDFPROC)wglGetProcAddress("glFogCoordfEXT");
#endif // _WIN32
#ifdef _WIN32
wglGetExtensionsStringARB = (PFNWGLGETEXTENSIONSSTRINGARBPROC)wglGetProcAddress("wglGetExtensionsStringARB");
#endif // _WIN32
#ifdef _WIN32
glBindFramebufferEXT = (PFNGLBINDFRAMEBUFFEREXTPROC)wglGetProcAddress("glBindFramebufferEXT");
glFramebufferTexture2DEXT = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC)wglGetProcAddress("glFramebufferTexture2DEXT");
glGenFramebuffersEXT = (PFNGLGENFRAMEBUFFERSEXTPROC)wglGetProcAddress("glGenFramebuffersEXT");
glCheckFramebufferStatusEXT = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC)wglGetProcAddress("glCheckFramebufferStatusEXT");
glDeleteFramebuffersEXT = (PFNGLDELETEFRAMEBUFFERSEXTPROC)wglGetProcAddress("glDeleteFramebuffersEXT");
glBindRenderbufferEXT = (PFNGLBINDRENDERBUFFEREXTPROC)wglGetProcAddress("glBindRenderbufferEXT");
glDeleteRenderbuffersEXT = (PFNGLDELETERENDERBUFFERSEXTPROC)wglGetProcAddress("glDeleteRenderbuffersEXT");
glGenRenderbuffersEXT = (PFNGLGENRENDERBUFFERSEXTPROC)wglGetProcAddress("glGenRenderbuffersEXT");
glRenderbufferStorageEXT = (PFNGLRENDERBUFFERSTORAGEEXTPROC)wglGetProcAddress("glRenderbufferStorageEXT");
glFramebufferRenderbufferEXT = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC)wglGetProcAddress("glFramebufferRenderbufferEXT");
use_fbo = config.fbo && (glFramebufferRenderbufferEXT != NULL);
#else
use_fbo = config.fbo;
#endif // _WIN32
//LOGINFO("use_fbo %d\n", use_fbo);
if (isExtensionSupported("GL_ARB_shading_language_100") &&
isExtensionSupported("GL_ARB_shader_objects") &&
isExtensionSupported("GL_ARB_fragment_shader") &&
isExtensionSupported("GL_ARB_vertex_shader"))
{
#ifdef _WIN32
glCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC)wglGetProcAddress("glCreateShaderObjectARB");
glShaderSourceARB = (PFNGLSHADERSOURCEARBPROC)wglGetProcAddress("glShaderSourceARB");
glCompileShaderARB = (PFNGLCOMPILESHADERARBPROC)wglGetProcAddress("glCompileShaderARB");
glCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC)wglGetProcAddress("glCreateProgramObjectARB");
glAttachObjectARB = (PFNGLATTACHOBJECTARBPROC)wglGetProcAddress("glAttachObjectARB");
glLinkProgramARB = (PFNGLLINKPROGRAMARBPROC)wglGetProcAddress("glLinkProgramARB");
glUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC)wglGetProcAddress("glUseProgramObjectARB");
glGetUniformLocationARB = (PFNGLGETUNIFORMLOCATIONARBPROC)wglGetProcAddress("glGetUniformLocationARB");
glUniform1iARB = (PFNGLUNIFORM1IARBPROC)wglGetProcAddress("glUniform1iARB");
glUniform4iARB = (PFNGLUNIFORM4IARBPROC)wglGetProcAddress("glUniform4iARB");
glUniform4fARB = (PFNGLUNIFORM4FARBPROC)wglGetProcAddress("glUniform4fARB");
glUniform1fARB = (PFNGLUNIFORM1FARBPROC)wglGetProcAddress("glUniform1fARB");
glDeleteObjectARB = (PFNGLDELETEOBJECTARBPROC)wglGetProcAddress("glDeleteObjectARB");
glGetInfoLogARB = (PFNGLGETINFOLOGARBPROC)wglGetProcAddress("glGetInfoLogARB");
glGetObjectParameterivARB = (PFNGLGETOBJECTPARAMETERIVARBPROC)wglGetProcAddress("glGetObjectParameterivARB");
glSecondaryColor3f = (PFNGLSECONDARYCOLOR3FPROC)wglGetProcAddress("glSecondaryColor3f");
#endif // _WIN32
}
if (isExtensionSupported("GL_EXT_texture_compression_s3tc") == 0 && show_warning)
WriteTrace(TraceGlitch, TraceWarning, "Your video card doesn't support GL_EXT_texture_compression_s3tc extension");
if (isExtensionSupported("GL_3DFX_texture_compression_FXT1") == 0 && show_warning)
WriteTrace(TraceGlitch, TraceWarning, "Your video card doesn't support GL_3DFX_texture_compression_FXT1 extension");
#ifdef _WIN32
glCompressedTexImage2DARB = (PFNGLCOMPRESSEDTEXIMAGE2DPROC)wglGetProcAddress("glCompressedTexImage2DARB");
#endif
#ifdef _WIN32
glViewport(0, g_viewport_offset, width, height);
viewport_width = width;
viewport_height = height;
nvidia_viewport_hack = 1;
#else
glViewport(0, g_viewport_offset, g_width, g_height);
viewport_width = g_width;
viewport_height = g_height;
#endif // _WIN32
// void do_benchmarks();
// do_benchmarks();
// VP try to resolve z precision issues
// glMatrixMode(GL_MODELVIEW);
// glLoadIdentity();
// glTranslatef(0, 0, 1-zscale);
// glScalef(1, 1, zscale);
widtho = g_width / 2;
heighto = g_height / 2;
pBufferWidth = pBufferHeight = -1;
current_buffer = GL_BACK;
texture_unit = GL_TEXTURE0;
{
int i;
for (i = 0; i < NB_TEXBUFS; i++)
texbufs[i].start = texbufs[i].end = 0xffffffff;
}
if (!use_fbo && nbAuxBuffers == 0) {
// create the framebuffer saving texture
int w = g_width, h = g_height;
glBindTexture(GL_TEXTURE_2D, color_texture);
if (!npot_support) {
w = h = 1;
while (w < g_width) w *= 2;
while (h < g_height) h *= 2;
}
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, GL_UNSIGNED_BYTE, 0);
glBindTexture(GL_TEXTURE_2D, 0);
save_w = save_h = 0;
}
//void FindBestDepthBias();
//FindBestDepthBias();
init_geometry();
init_textures();
init_combiner();
/*
// Aniso filter check
if (config.anisofilter > 0 )
glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &largest_supported_anisotropy);
// ATI hack - certain texture formats are slow on ATI?
// Hmm, perhaps the internal format need to be specified explicitly...
{
GLint ifmt;
glTexImage2D(GL_PROXY_TEXTURE_2D, 0, GL_RGBA, 16, 16, 0, GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV, NULL);
glGetTexLevelParameteriv(GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &ifmt);
if (ifmt != GL_RGB5_A1) {
WriteTrace(TraceGlitch, TraceWarning, "ATI SUCKS %x\n", ifmt);
ati_sucks = 1;
} else
ati_sucks = 0;
}
*/
return 1;
}
FX_ENTRY void FX_CALL
grGlideShutdown(void)
{
WriteTrace(TraceGlitch, TraceDebug, "-");
}
FX_ENTRY FxBool FX_CALL
grSstWinClose(GrContext_t context)
{
int i, clear_texbuff = use_fbo;
WriteTrace(TraceGlitch, TraceDebug, "context: %d", context);
for (i = 0; i < 2; i++) {
tmu_usage[i].min = 0xfffffff;
tmu_usage[i].max = 0;
invtex[i] = 0;
}
free_combiners();
#ifndef _WIN32
try // I don't know why, but opengl can be killed before this function call when emulator is closed (Gonetz).
// ZIGGY : I found the problem : it is a function pointer, when the extension isn't supported , it is then zero, so just need to check the pointer prior to do the call.
{
if (use_fbo)
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}
catch (...)
{
clear_texbuff = 0;
}
if (clear_texbuff)
{
for (i = 0; i < nb_fb; i++)
{
glDeleteTextures(1, &(fbs[i].texid));
glDeleteFramebuffers(1, &(fbs[i].fbid));
glDeleteRenderbuffers(1, &(fbs[i].zbid));
}
}
#endif
nb_fb = 0;
free_textures();
#ifndef _WIN32
// ZIGGY for some reasons, Pj64 doesn't like remove_tex on exit
remove_tex(0, 0xfffffff);
#endif
//*/
#ifdef _WIN32
if (hGLRC)
{
wglMakeCurrent(hDC, NULL);
wglDeleteContext(hGLRC);
hGLRC = NULL;
}
ExitFullScreen();
#endif
return FXTRUE;
}
FX_ENTRY void FX_CALL grTextureBufferExt(GrChipID_t tmu,
FxU32 startAddress,
GrLOD_t lodmin,
GrLOD_t lodmax,
GrAspectRatio_t aspect,
GrTextureFormat_t fmt,
FxU32 evenOdd)
{
int i;
static int fbs_init = 0;
WriteTrace(TraceGlitch, TraceDebug, "tmu: %d startAddress: %d lodmin: %d lodmax: %d aspect: %d fmt: %d evenOdd: %d", tmu, startAddress, lodmin, lodmax, aspect, fmt, evenOdd);
if (lodmin != lodmax) WriteTrace(TraceGlitch, TraceWarning, "grTextureBufferExt : loading more than one LOD");
if (!use_fbo) {
if (!render_to_texture) { //initialization
return;
}
render_to_texture = 2;
if (aspect < 0)
{
pBufferHeight = 1 << lodmin;
pBufferWidth = pBufferHeight >> -aspect;
}
else
{
pBufferWidth = 1 << lodmin;
pBufferHeight = pBufferWidth >> aspect;
}
if (curBufferAddr && startAddress + 1 != curBufferAddr)
updateTexture();
#ifdef SAVE_CBUFFER
//printf("saving %dx%d\n", pBufferWidth, pBufferHeight);
// save color buffer
if (nbAuxBuffers > 0) {
//glDrawBuffer(GL_AUX0);
//current_buffer = GL_AUX0;
}
else {
int tw, th;
if (pBufferWidth < screen_width)
tw = pBufferWidth;
else
tw = screen_width;
if (pBufferHeight < screen_height)
th = pBufferHeight;
else
th = screen_height;
//glReadBuffer(GL_BACK);
glActiveTexture(texture_unit);
glBindTexture(GL_TEXTURE_2D, color_texture);
// save incrementally the framebuffer
if (save_w) {
if (tw > save_w && th > save_h) {
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, save_h,
0, g_viewport_offset + save_h, tw, th - save_h);
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, save_w, 0,
save_w, g_viewport_offset, tw - save_w, save_h);
save_w = tw;
save_h = th;
}
else if (tw > save_w) {
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, save_w, 0,
save_w, g_viewport_offset, tw - save_w, save_h);
save_w = tw;
}
else if (th > save_h) {
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, save_h,
0, g_viewport_offset + save_h, save_w, th - save_h);
save_h = th;
}
}
else {
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0,
0, g_viewport_offset, tw, th);
save_w = tw;
save_h = th;
}
glBindTexture(GL_TEXTURE_2D, default_texture);
}
#endif
if (startAddress + 1 != curBufferAddr ||
(curBufferAddr == 0L && nbAuxBuffers == 0))
buffer_cleared = 0;
curBufferAddr = pBufferAddress = startAddress + 1;
pBufferFmt = fmt;
int rtmu = startAddress < grTexMinAddress(GR_TMU1) ? 0 : 1;
int size = pBufferWidth*pBufferHeight * 2; //grTexFormatSize(fmt);
if ((unsigned int)tmu_usage[rtmu].min > pBufferAddress)
tmu_usage[rtmu].min = pBufferAddress;
if ((unsigned int)tmu_usage[rtmu].max < pBufferAddress + size)
tmu_usage[rtmu].max = pBufferAddress + size;
// printf("tmu %d usage now %gMb - %gMb\n",
// rtmu, tmu_usage[rtmu].min/1024.0f, tmu_usage[rtmu].max/1024.0f);
g_width = pBufferWidth;
g_height = pBufferHeight;
widtho = g_width / 2;
heighto = g_height / 2;
// this could be improved, but might be enough as long as the set of
// texture buffer addresses stay small
for (i = (texbuf_i - 1)&(NB_TEXBUFS - 1); i != texbuf_i; i = (i - 1)&(NB_TEXBUFS - 1))
if (texbufs[i].start == pBufferAddress)
break;
texbufs[i].start = pBufferAddress;
texbufs[i].end = pBufferAddress + size;
texbufs[i].fmt = fmt;
if (i == texbuf_i)
texbuf_i = (texbuf_i + 1)&(NB_TEXBUFS - 1);
//printf("texbuf %x fmt %x\n", pBufferAddress, fmt);
// ZIGGY it speeds things up to not delete the buffers
// a better thing would be to delete them *sometimes*
// remove_tex(pBufferAddress+1, pBufferAddress + size);
add_tex(pBufferAddress);
//printf("viewport %dx%d\n", width, height);
if (g_height > screen_height) {
glViewport(0, g_viewport_offset + screen_height - g_height, g_width, g_height);
}
else
glViewport(0, g_viewport_offset, g_width, g_height);
glScissor(0, g_viewport_offset, g_width, g_height);
}
else {
if (!render_to_texture) //initialization
{
if (!fbs_init)
{
for (i = 0; i < 100; i++) fbs[i].address = 0;
fbs_init = 1;
nb_fb = 0;
}
return; //no need to allocate FBO if render buffer is not texture buffer
}
render_to_texture = 2;
if (aspect < 0)
{
pBufferHeight = 1 << lodmin;
pBufferWidth = pBufferHeight >> -aspect;
}
else
{
pBufferWidth = 1 << lodmin;
pBufferHeight = pBufferWidth >> aspect;
}
pBufferAddress = startAddress + 1;
g_width = pBufferWidth;
g_height = pBufferHeight;
widtho = g_width / 2;
heighto = g_height / 2;
for (i = 0; i < nb_fb; i++)
{
if (fbs[i].address == pBufferAddress)
{
if (fbs[i].width == g_width && fbs[i].height == g_height) //select already allocated FBO
{
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glBindFramebuffer(GL_FRAMEBUFFER, fbs[i].fbid);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, fbs[i].texid, 0);
glBindRenderbuffer(GL_RENDERBUFFER, fbs[i].zbid);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, fbs[i].zbid);
glViewport(0, 0, g_width, g_height);
glScissor(0, 0, g_width, g_height);
if (fbs[i].buff_clear)
{
glDepthMask(1);
glClear(GL_DEPTH_BUFFER_BIT); //clear z-buffer only. we may need content, stored in the frame buffer
fbs[i].buff_clear = 0;
}
CHECK_FRAMEBUFFER_STATUS();
curBufferAddr = pBufferAddress;
return;
}
else //create new FBO at the same address, delete old one
{
glDeleteFramebuffers(1, &(fbs[i].fbid));
glDeleteRenderbuffers(1, &(fbs[i].zbid));
if (nb_fb > 1)
memmove(&(fbs[i]), &(fbs[i + 1]), sizeof(fb)*(nb_fb - i));
nb_fb--;
break;
}
}
}
remove_tex(pBufferAddress, pBufferAddress + g_width*g_height * 2/*grTexFormatSize(fmt)*/);
//create new FBO
glGenFramebuffers(1, &(fbs[nb_fb].fbid));
glGenRenderbuffers(1, &(fbs[nb_fb].zbid));
glBindRenderbuffer(GL_RENDERBUFFER, fbs[nb_fb].zbid);
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT16, g_width, g_height);
fbs[nb_fb].address = pBufferAddress;
fbs[nb_fb].width = g_width;
fbs[nb_fb].height = g_height;
fbs[nb_fb].texid = pBufferAddress;
fbs[nb_fb].buff_clear = 0;
add_tex(fbs[nb_fb].texid);
glBindTexture(GL_TEXTURE_2D, fbs[nb_fb].texid);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, g_width, g_height, 0,
GL_RGB, GL_UNSIGNED_BYTE, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glBindFramebuffer(GL_FRAMEBUFFER, fbs[nb_fb].fbid);
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, fbs[nb_fb].texid, 0);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, fbs[nb_fb].zbid);
glViewport(0, 0, g_width, g_height);
glScissor(0, 0, g_width, g_height);
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glDepthMask(1);
glClear(GL_DEPTH_BUFFER_BIT);
CHECK_FRAMEBUFFER_STATUS();
curBufferAddr = pBufferAddress;
nb_fb++;
}
}
int CheckTextureBufferFormat(GrChipID_t tmu, FxU32 startAddress, GrTexInfo *info)
{
int found, i;
if (!use_fbo) {
for (found = i = 0; i < 2; i++)
if ((FxU32)tmu_usage[i].min <= startAddress && (FxU32)tmu_usage[i].max > startAddress) {
//printf("tmu %d == framebuffer %x\n", tmu, startAddress);
found = 1;
break;
}
}
else {
found = i = 0;
while (i < nb_fb)
{
unsigned int end = fbs[i].address + fbs[i].width*fbs[i].height * 2;
if (startAddress >= fbs[i].address && startAddress < end)
{
found = 1;
break;
}
i++;
}
}
if (!use_fbo && found) {
int tw, th, rh, cw, ch;
if (info->aspectRatioLog2 < 0)
{
th = 1 << info->largeLodLog2;
tw = th >> -info->aspectRatioLog2;
}
else
{
tw = 1 << info->largeLodLog2;
th = tw >> info->aspectRatioLog2;
}
if (info->aspectRatioLog2 < 0)
{
ch = 256;
cw = ch >> -info->aspectRatioLog2;
}
else
{
cw = 256;
ch = cw >> info->aspectRatioLog2;
}
if (use_fbo || th < screen_height)
rh = th;
else
rh = screen_height;
//printf("th %d rh %d ch %d\n", th, rh, ch);
invtex[tmu] = 1.0f - (th - rh) / (float)th;
}
else
invtex[tmu] = 0;
if (info->format == GR_TEXFMT_ALPHA_INTENSITY_88) {
if (!found) {
return 0;
}
if (tmu == 0)
{
if (blackandwhite1 != found)
{
blackandwhite1 = found;
need_to_compile = 1;
}
}
else
{
if (blackandwhite0 != found)
{
blackandwhite0 = found;
need_to_compile = 1;
}
}
return 1;
}
return 0;
}
FX_ENTRY void FX_CALL
grTextureAuxBufferExt(GrChipID_t tmu,
FxU32 startAddress,
GrLOD_t thisLOD,
GrLOD_t largeLOD,
GrAspectRatio_t aspectRatio,
GrTextureFormat_t format,
FxU32 odd_even_mask)
{
WriteTrace(TraceGlitch, TraceDebug, "tmu: %d startAddress: %d thisLOD: %d largeLOD: %d aspectRatio: %d format: %d odd_even_mask: %d", tmu, startAddress, thisLOD, largeLOD, aspectRatio, format, odd_even_mask);
//WriteTrace(TraceGlitch, TraceWarning, "grTextureAuxBufferExt");
}
FX_ENTRY void FX_CALL grAuxBufferExt(GrBuffer_t buffer);
FX_ENTRY GrProc FX_CALL
grGetProcAddress(char *procName)
{
WriteTrace(TraceGlitch, TraceDebug, "procName: %s", procName);
if (!strcmp(procName, "grSstWinOpenExt"))
return (GrProc)grSstWinOpenExt;
if (!strcmp(procName, "grTextureBufferExt"))
return (GrProc)grTextureBufferExt;
if (!strcmp(procName, "grChromaRangeExt"))
return (GrProc)grChromaRangeExt;
if (!strcmp(procName, "grChromaRangeModeExt"))
return (GrProc)grChromaRangeModeExt;
if (!strcmp(procName, "grTexChromaRangeExt"))
return (GrProc)grTexChromaRangeExt;
if (!strcmp(procName, "grTexChromaModeExt"))
return (GrProc)grTexChromaModeExt;
// ZIGGY framebuffer copy extension
if (!strcmp(procName, "grFramebufferCopyExt"))
return (GrProc)grFramebufferCopyExt;
if (!strcmp(procName, "grColorCombineExt"))
return (GrProc)grColorCombineExt;
if (!strcmp(procName, "grAlphaCombineExt"))
return (GrProc)grAlphaCombineExt;
if (!strcmp(procName, "grTexColorCombineExt"))
return (GrProc)grTexColorCombineExt;
if (!strcmp(procName, "grTexAlphaCombineExt"))
return (GrProc)grTexAlphaCombineExt;
if (!strcmp(procName, "grConstantColorValueExt"))
return (GrProc)grConstantColorValueExt;