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project64/Source/Glitch64/main.cpp

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#define SAVE_CBUFFER
#ifdef _WIN32
#include <windows.h>
#include <commctrl.h>
#else
#include <stdint.h>
#include <stdarg.h>
#include <string.h>
#include <SDL.h>
#endif // _WIN32
#include <stdlib.h>
#include <stdio.h>
#include <iostream>
#include <fstream>
#include <math.h>
#include "glide.h"
#include "g3ext.h"
#include "main.h"
#ifdef VPDEBUG
#include <IL/il.h>
#endif
struct ResolutionInfo
{
unsigned int dwW, dwH, dwF;
ResolutionInfo() : dwW(0), dwH(0), dwF(0) {}
ResolutionInfo(unsigned int _w, unsigned int _h, unsigned int _f) : dwW(_w), dwH(_h), dwF(_f) {}
bool operator == (const ResolutionInfo & _other) const
{
if (dwW != _other.dwW)
return false;
if (dwH != _other.dwH)
return false;
if (dwF != _other.dwF)
return false;
return true;
}
bool operator != (const ResolutionInfo & _other) const
{
return !(operator==(_other));
}
void toString(char * _str) const
{
if (dwF > 0)
sprintf(_str, "%ix%i 32bpp %iHz", dwW, dwH, dwF);
else
sprintf(_str, "%ix%i 32bpp", dwW, dwH);
}
};
class FullScreenResolutions
{
public:
FullScreenResolutions() : dwNumResolutions(0), aResolutions(0), aResolutionsStr(0) {}
~FullScreenResolutions();
void getResolution(FxU32 _idx, FxU32 * _width, FxU32 * _height, FxU32 * _frequency = 0)
{
LOG("getResolution(%d)\r\n", _idx);
if (dwNumResolutions == 0)
init();
if (_idx >= dwNumResolutions) {
LOG("getResolution error! NumResolutions=%d\r\n", dwNumResolutions);
_idx = 0;
}
*_width = (FxU32)aResolutions[_idx].dwW;
*_height = (FxU32)aResolutions[_idx].dwH;
if (_frequency != 0)
*_frequency = (FxU32)aResolutions[_idx].dwF;
}
char ** getResolutionsList(FxI32 * Size)
{
if (dwNumResolutions == 0)
init();
*Size = (FxI32)dwNumResolutions;
return aResolutionsStr;
}
bool changeDisplaySettings(FxU32 _resolution);
private:
void init();
unsigned int dwNumResolutions;
ResolutionInfo * aResolutions;
char ** aResolutionsStr;
};
FullScreenResolutions::~FullScreenResolutions()
{
for (unsigned int i = 0; i < dwNumResolutions; i++)
delete[] aResolutionsStr[i];
delete[] aResolutionsStr;
delete[] aResolutions;
}
void FullScreenResolutions::init()
{
LOG("FullScreenResolutions::init()\r\n");
#ifdef _WIN32
DEVMODE enumMode;
int iModeNum = 0;
memset(&enumMode, 0, sizeof(DEVMODE));
ResolutionInfo prevInfo;
while (EnumDisplaySettings(NULL, iModeNum++, &enumMode) != 0)
{
ResolutionInfo curInfo(enumMode.dmPelsWidth, enumMode.dmPelsHeight, enumMode.dmDisplayFrequency);
if (enumMode.dmBitsPerPel == 32 && curInfo != prevInfo)
{
dwNumResolutions++;
prevInfo = curInfo;
}
}
aResolutions = new ResolutionInfo[dwNumResolutions];
aResolutionsStr = new char*[dwNumResolutions];
iModeNum = 0;
int current = 0;
char smode[256];
memset(&enumMode, 0, sizeof(DEVMODE));
memset(&prevInfo, 0, sizeof(ResolutionInfo));
while (EnumDisplaySettings(NULL, iModeNum++, &enumMode) != 0)
{
ResolutionInfo curInfo(enumMode.dmPelsWidth, enumMode.dmPelsHeight, enumMode.dmDisplayFrequency);
if (enumMode.dmBitsPerPel == 32 && curInfo != prevInfo)
{
aResolutions[current] = curInfo;
curInfo.toString(smode);
aResolutionsStr[current] = new char[strlen(smode)+1];
strcpy(aResolutionsStr[current], smode);
prevInfo = curInfo;
current++;
}
}
#else // _WIN32
SDL_Rect** modes;
SDL_Surface *check_surface;
SDL_PixelFormat *fmt;
int iModeNum;
SDL_InitSubSystem(SDL_INIT_VIDEO);
check_surface = SDL_CreateRGBSurface(NULL, 0, 0, 32, 0, 0, 0, 0);
if (!check_surface || check_surface->format->BitsPerPixel != 32) {
return; //failtrain!
}
fmt = check_surface->format;
modes = SDL_ListModes(fmt, SDL_FULLSCREEN|SDL_HWSURFACE);
ResolutionInfo prevInfo;
for (iModeNum = 0; modes[iModeNum]; ++iModeNum) {
ResolutionInfo curInfo(modes[iModeNum]->w, modes[iModeNum]->h, 0);
if (curInfo != prevInfo) {
dwNumResolutions++;
prevInfo = curInfo;
}
}
aResolutions = new ResolutionInfo[dwNumResolutions];
aResolutionsStr = new char*[dwNumResolutions];
int current = 0;
char smode[256];
memset(&prevInfo, 0, sizeof(ResolutionInfo));
for (iModeNum = 0; modes[iModeNum]; ++iModeNum) {
ResolutionInfo curInfo(modes[iModeNum]->w, modes[iModeNum]->h, 0);
if (curInfo != prevInfo) {
aResolutions[current] = curInfo;
curInfo.toString(smode);
aResolutionsStr[current] = new char[strlen(smode)+1];
strcpy(aResolutionsStr[current], smode);
prevInfo = curInfo;
current++;
}
}
SDL_FreeSurface(check_surface);
#endif // _WIN32
}
bool FullScreenResolutions::changeDisplaySettings(FxU32 _resolution)
{
#ifdef _WIN32
FxU32 width, height, frequency;
getResolution(_resolution, &width, &height, &frequency);
ResolutionInfo info(width, height, frequency);
DEVMODE enumMode;
int iModeNum = 0;
memset(&enumMode, 0, sizeof(DEVMODE));
while (EnumDisplaySettings(NULL, iModeNum++, &enumMode) != 0)
{
ResolutionInfo curInfo(enumMode.dmPelsWidth, enumMode.dmPelsHeight, enumMode.dmDisplayFrequency);
if (enumMode.dmBitsPerPel == 32 && curInfo == info) {
bool bRes = ChangeDisplaySettings(&enumMode, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL;
LOG("changeDisplaySettings width=%d, height=%d, freq=%d %s\r\n", enumMode.dmPelsWidth, enumMode.dmPelsHeight, enumMode.dmDisplayFrequency, bRes?"Success":"Failed");
return bRes;
}
}
return false;
#else // _WIN32
return false;
#endif // _WIN32
}
FullScreenResolutions g_FullScreenResolutions;
wrapper_config config = {0, 0, 0, 0};
int screen_width, screen_height;
static inline void opt_glCopyTexImage2D( GLenum target,
GLint level,
GLint 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 == width && h == height && fmt == internalFormat) {
if (x+width >= screen_width) {
width = screen_width - x;
//printf("resizing w --> %d\n", width);
}
if (y+height >= screen_height+viewport_offset) {
height = screen_height+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 width, widtho, heighto, 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, 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;
static HWND hwnd_win = NULL;
static unsigned long windowedExStyle, windowedStyle;
#endif // _WIN32
static unsigned long fullscreen;
#ifdef _WIN32
static RECT windowedRect;
static HMENU windowedMenu;
#endif // _WIN32
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 { unsigned long min, max; } tmu_usage[2] = {
{ 0x0FFFFFFFul, 0x00000000ul },
{ 0x0FFFFFFFul, 0x00000000ul },
};
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;
#ifndef _WIN32
static SDL_Surface *m_pScreen;
#endif // _WIN32
unsigned short frameBuffer[2048*2048];
unsigned short depthBuffer[2048*2048];
//#define VOODOO1
void display_warning(const char *text, ...)
{
static int first_message = 100;
if (first_message)
{
char buf[1000];
va_list ap;
va_start(ap, text);
vsprintf(buf, text, ap);
va_end(ap);
first_message--;
}
}
#ifdef _WIN32
void display_error()
{
LPVOID lpMsgBuf;
if (!FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPTSTR) &lpMsgBuf,
0,
NULL ))
{
// Handle the error.
return;
}
// Process any inserts in lpMsgBuf.
// ...
// Display the string.
MessageBox( NULL, (LPCTSTR)lpMsgBuf, "Error", MB_OK | MB_ICONINFORMATION );
// Free the buffer.
LocalFree( lpMsgBuf );
}
#endif // _WIN32
#ifdef LOGGING
char out_buf[256];
bool log_open = false;
std::ofstream log_file;
void OPEN_LOG()
{
if (!log_open)
{
log_file.open ("wrapper_log.txt", std::ios_base::out|std::ios_base::app);
log_open = true;
}
}
void CLOSE_LOG()
{
if (log_open)
{
log_file.close();
log_open = false;
}
}
void LOG(const char *text, ...)
{
#ifdef VPDEBUG
if (!dumping) return;
#endif
if (!log_open)
return;
va_list ap;
va_start(ap, text);
vsprintf(out_buf, text, ap);
log_file << out_buf;
log_file.flush();
va_end(ap);
}
class LogManager {
public:
LogManager() {
OPEN_LOG();
}
~LogManager() {
CLOSE_LOG();
}
};
LogManager logManager;
#else // LOGGING
#define OPEN_LOG()
#define CLOSE_LOG()
#define LOG
#endif // LOGGING
FX_ENTRY void FX_CALL
grSstOrigin(GrOriginLocation_t origin)
{
LOG("grSstOrigin(%d)\r\n", origin);
if (origin != GR_ORIGIN_UPPER_LEFT)
display_warning("grSstOrigin : %x", origin);
}
FX_ENTRY void FX_CALL
grClipWindow( FxU32 minx, FxU32 miny, FxU32 maxx, FxU32 maxy )
{
LOG("grClipWindow(%d,%d,%d,%d)\r\n", 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 = height;
if (th > screen_height)
th = screen_height;
maxy = th - maxy;
miny = th - miny;
FxU32 tmp = maxy; maxy = miny; miny = tmp;
if ((FxI32)maxx > width) maxx = width;
if ((FxI32)maxy > height) maxy = 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+viewport_offset, maxx - minx, maxy - miny);
//printf("gl scissor %d %d %d %d\n", minx, miny, maxx, maxy);
} else {
glScissor(minx, (viewport_offset)+height-maxy, maxx - minx, maxy - miny);
}
glEnable(GL_SCISSOR_TEST);
}
FX_ENTRY void FX_CALL
grColorMask( FxBool rgb, FxBool a )
{
LOG("grColorMask(%d, %d)\r\n", rgb, a);
glColorMask((GLboolean)rgb, (GLboolean)rgb, (GLboolean)rgb, (GLboolean)a);
}
FX_ENTRY void FX_CALL
grGlideInit( void )
{
LOG("grGlideInit()\r\n");
}
FX_ENTRY void FX_CALL
grSstSelect( int which_sst )
{
LOG("grSstSelect(%d)\r\n", which_sst);
}
int isExtensionSupported(const char *extension)
{
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(
FxU32 hWnd,
GrScreenResolution_t screen_resolution,
GrScreenRefresh_t refresh_rate,
GrColorFormat_t color_format,
GrOriginLocation_t origin_location,
GrPixelFormat_t /*pixelformat*/,
int nColBuffers,
int nAuxBuffers)
{
LOG(
"grSstWinOpenExt(%d, %d, %d, %d, %d, %d %d)\r\n",
hWnd, screen_resolution, refresh_rate, color_format, origin_location, nColBuffers, nAuxBuffers);
return grSstWinOpen(
hWnd, screen_resolution, refresh_rate, 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(
FxU32 hWnd,
GrScreenResolution_t screen_resolution,
GrScreenRefresh_t refresh_rate,
GrColorFormat_t color_format,
GrOriginLocation_t origin_location,
int nColBuffers,
int nAuxBuffers)
{
static int show_warning = 1;
// 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++;
#ifdef _WIN32
PIXELFORMATDESCRIPTOR pfd;
memset(&pfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_GENERIC_ACCELERATED | PFD_DOUBLEBUFFER;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.iLayerType = PFD_MAIN_PLANE;
pfd.cColorBits = 32;
pfd.cDepthBits = 24;
pfd.cAuxBuffers = 1;
int pfm;
#endif // _WIN32
LOG("grSstWinOpen(%08lx, %d, %d, %d, %d, %d %d)\r\n", hWnd, screen_resolution&~0x80000000, refresh_rate, color_format, origin_location, nColBuffers, nAuxBuffers);
#ifdef _WIN32
if ((HWND)hWnd == NULL) hWnd = (FxU32)GetActiveWindow();
hwnd_win = (HWND)hWnd;
#endif // _WIN32
width = height = 0;
if (screen_resolution & 0x80000000)
{
switch (screen_resolution & ~0x80000000)
{
case GR_RESOLUTION_320x200:
width = 320;
height = 200;
break;
case GR_RESOLUTION_320x240:
width = 320;
height = 240;
break;
case GR_RESOLUTION_400x256:
width = 400;
height = 256;
break;
case GR_RESOLUTION_512x384:
width = 512;
height = 384;
break;
case GR_RESOLUTION_640x200:
width = 640;
height = 200;
break;
case GR_RESOLUTION_640x350:
width = 640;
height = 350;
break;
case GR_RESOLUTION_640x400:
width = 640;
height = 400;
break;
case GR_RESOLUTION_640x480:
width = 640;
height = 480;
break;
case GR_RESOLUTION_800x600:
width = 800;
height = 600;
break;
case GR_RESOLUTION_960x720:
width = 960;
height = 720;
break;
case GR_RESOLUTION_856x480:
width = 856;
height = 480;
break;
case GR_RESOLUTION_512x256:
width = 512;
height = 256;
break;
case GR_RESOLUTION_1024x768:
width = 1024;
height = 768;
break;
case GR_RESOLUTION_1280x1024:
width = 1280;
height = 1024;
break;
case GR_RESOLUTION_1600x1200:
width = 1600;
height = 1200;
break;
case GR_RESOLUTION_400x300:
width = 400;
height = 300;
break;
case GR_RESOLUTION_1152x864:
width = 1152;
height = 864;
break;
case GR_RESOLUTION_1280x960:
width = 1280;
height = 960;
break;
case GR_RESOLUTION_1600x1024:
width = 1600;
height = 1024;
break;
case GR_RESOLUTION_1792x1344:
width = 1792;
height = 1344;
break;
case GR_RESOLUTION_1856x1392:
width = 1856;
height = 1392;
break;
case GR_RESOLUTION_1920x1440:
width = 1920;
height = 1440;
break;
case GR_RESOLUTION_2048x1536:
width = 2048;
height = 1536;
break;
case GR_RESOLUTION_2048x2048:
width = 2048;
height = 2048;
break;
default:
display_warning("unknown SstWinOpen resolution : %x", screen_resolution);
}
}
#ifdef _WIN32
if (screen_resolution & 0x80000000)
{
RECT clientRect, toolbarRect, statusbarRect;
ZeroMemory(&windowedRect, sizeof(RECT));
ZeroMemory(&clientRect, sizeof(RECT));
ZeroMemory(&toolbarRect, sizeof(RECT));
ZeroMemory(&statusbarRect, sizeof(RECT));
HWND hToolBar = FindWindowEx(hwnd_win, NULL, REBARCLASSNAME, NULL);
HWND hStatusBar = FindWindowEx(hwnd_win, NULL, STATUSCLASSNAME, NULL);
if (hStatusBar == NULL) hStatusBar = FindWindowEx(hwnd_win, NULL, "msctls_statusbar32", NULL); // 1964
if (hToolBar != NULL) GetWindowRect(hToolBar, &toolbarRect);
if (hStatusBar != NULL) GetWindowRect(hStatusBar, &statusbarRect);
viewport_offset = statusbarRect.bottom - statusbarRect.top;
GetWindowRect(hwnd_win, &windowedRect);
GetClientRect(hwnd_win, &clientRect);
windowedRect.right += (width - (clientRect.right - clientRect.left));
windowedRect.bottom += (height + (toolbarRect.bottom - toolbarRect.top) + (statusbarRect.bottom - statusbarRect.top) - (clientRect.bottom - clientRect.top));
SetWindowPos(hwnd_win, NULL, 0, 0, windowedRect.right - windowedRect.left,
windowedRect.bottom - windowedRect.top, SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE);
TMU_SIZE = (config.vram_size - width * height * 4 * 3) / 2; // XXX - what about windows desktop usage?
fullscreen = 0;
}
else
{
{
FxU32 _width, _height;
g_FullScreenResolutions.getResolution(screen_resolution, &_width, &_height);
width = _width;
height = _height;
}
ZeroMemory(&windowedRect, sizeof(RECT));
GetWindowRect(hwnd_win, &windowedRect);
windowedExStyle = GetWindowLong(hwnd_win, GWL_EXSTYLE);
windowedStyle = GetWindowLong(hwnd_win, GWL_STYLE);
// primary monitor only
if (!g_FullScreenResolutions.changeDisplaySettings(screen_resolution))
{
display_warning("can't change to fullscreen mode");
}
windowedMenu = GetMenu(hwnd_win);
if (windowedMenu) SetMenu(hwnd_win, NULL);
HWND hStatusBar = FindWindowEx(hwnd_win, NULL, "msctls_statusbar32", NULL); // 1964
if (hStatusBar) ShowWindow(hStatusBar, SW_HIDE);
SetWindowLong(hwnd_win, GWL_STYLE, 0);
SetWindowLong(hwnd_win, GWL_EXSTYLE, WS_EX_APPWINDOW | WS_EX_TOPMOST);
SetWindowPos(hwnd_win, NULL, 0, 0, width, height, SWP_NOACTIVATE | SWP_NOZORDER | SWP_SHOWWINDOW);
viewport_offset = 0;
fullscreen = 1;
}
TMU_SIZE = (config.vram_size - width * height * 4 * 3) / 2;
// save screen resolution for hwfbe, after resolution enumeration
screen_width = width;
screen_height = height;
if ((hDC = GetDC(hwnd_win)) == NULL)
{
display_warning("GetDC on main window failed");
return FXFALSE;
}
if ((pfm = ChoosePixelFormat(hDC, &pfd)) == 0) {
//printf("disabling auxiliary buffers\n");
pfd.cAuxBuffers = 0;
pfm = ChoosePixelFormat(hDC, &pfd);
}
if (pfm == 0)
{
display_warning("ChoosePixelFormat failed");
return FXFALSE;
}
if (SetPixelFormat(hDC, pfm, &pfd) == 0)
{
display_warning("SetPixelFormat failed");
return FXFALSE;
}
if ((hGLRC = wglCreateContext(hDC)) == 0)
{
display_warning("wglCreateContext failed!");
grSstWinClose(0);
return FXFALSE;
}
HGLRC CurrenthGLRC = wglGetCurrentContext();
if (CurrenthGLRC == NULL || CurrenthGLRC == hGLRC)
{
if (!wglMakeCurrent(hDC, hGLRC))
{
display_warning("wglMakeCurrent failed!");
grSstWinClose(0);
return FXFALSE;
}
}
#else // _WIN32
// init sdl & gl
const SDL_VideoInfo *videoInfo;
Uint32 videoFlags = 0;
fullscreen = 0;
/* Initialize SDL */
printf("(II) Initializing SDL video subsystem...\n");
if(SDL_InitSubSystem(SDL_INIT_VIDEO) == -1)
{
printf("(EE) Error initializing SDL video subsystem: %s\n", SDL_GetError());
return false;
}
/* Video Info */
printf("(II) Getting video info...\n");
if(!(videoInfo = SDL_GetVideoInfo()))
{
printf("(EE) Video query failed: %s\n", SDL_GetError());
SDL_QuitSubSystem(SDL_INIT_VIDEO);
return false;
}
/* Setting the video mode */
videoFlags |= SDL_OPENGL | SDL_GL_DOUBLEBUFFER | SDL_HWPALETTE;
if(videoInfo->hw_available)
videoFlags |= SDL_HWSURFACE;
else
videoFlags |= SDL_SWSURFACE;
if(videoInfo->blit_hw)
videoFlags |= SDL_HWACCEL;
//if (!(screen_resolution & 0x80000000))
//videoFlags |= SDL_FULLSCREEN;
if (screen_resolution & 0x80000000)
{
fullscreen = 0;
}
else
{
FxU32 _width, _height;
g_FullScreenResolutions.getResolution(screen_resolution, &_width, &_height);
width = _width;
height = _height;
videoFlags |= SDL_FULLSCREEN;
fullscreen = 1;
}
TMU_SIZE = (config.vram_size - width * height * 4 * 3) / 2;
//viewport_offset = ((screen_resolution>>2) > 20) ? screen_resolution >> 2 : 20;
// ZIGGY viewport_offset is WIN32 specific, with SDL just set it to zero
viewport_offset = 0; //-10 //-20;
// ZIGGY not sure, but it might be better to let the system choose
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE, 16);
// SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE, 32);
// SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
// SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
// SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
// SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
printf("(II) Setting video mode %dx%d...\n", width, height);
if(!(m_pScreen = SDL_SetVideoMode(width, height, 0, videoFlags)))
{
printf("(EE) Error setting videomode %dx%d: %s\n", width, height, SDL_GetError());
SDL_QuitSubSystem(SDL_INIT_VIDEO);
return false;
}
char caption[500];
# ifdef _DEBUG
sprintf(caption, "Glide64 debug");
# else // _DEBUG
sprintf(caption, "Glide64");
# endif // _DEBUG
SDL_WM_SetCaption(caption, caption);
glViewport(0, viewport_offset, width, height);
#endif // _WIN32
lfb_color_fmt = color_format;
if (origin_location != GR_ORIGIN_UPPER_LEFT) display_warning("origin must be in upper left corner");
if (nColBuffers != 2) display_warning("number of color buffer is not 2");
if (nAuxBuffers != 1) display_warning("number of auxiliary buffer is not 1");
if (isExtensionSupported("GL_ARB_texture_env_combine") == 0 &&
isExtensionSupported("GL_EXT_texture_env_combine") == 0 &&
show_warning)
display_warning("Your video card doesn't support GL_ARB_texture_env_combine extension");
if (isExtensionSupported("GL_ARB_multitexture") == 0 && show_warning)
display_warning("Your video card doesn't support GL_ARB_multitexture extension");
if (isExtensionSupported("GL_ARB_texture_mirrored_repeat") == 0 && show_warning)
display_warning("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 = 0;
glGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &nbTextureUnits);
if (nbTextureUnits == 1) display_warning("You need a video card that has at least 2 texture units");
nbAuxBuffers = 0;
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
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");
#endif // _WIN32
use_fbo = config.fbo && glFramebufferRenderbufferEXT;
printf("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)
display_warning("Your video card doesn't support GL_EXT_texture_compression_s3tc extension");
if (isExtensionSupported("GL_3DFX_texture_compression_FXT1") == 0 && show_warning)
display_warning("Your video card doesn't support GL_3DFX_texture_compression_FXT1 extension");
#ifdef _WIN32
glCompressedTexImage2DARB = (PFNGLCOMPRESSEDTEXIMAGE2DPROC)wglGetProcAddress("glCompressedTexImage2DARB");
#endif
#ifdef _WIN32
glViewport(0, viewport_offset, width, height);
viewport_width = width;
viewport_height = height;
nvidia_viewport_hack = 1;
#else
glViewport(0, viewport_offset, width, height);
viewport_width = width;
viewport_height = 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 = width/2;
heighto = height/2;
pBufferWidth = pBufferHeight = -1;
current_buffer = GL_BACK;
texture_unit = GL_TEXTURE0_ARB;
{
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 = width, h = height;
glBindTexture(GL_TEXTURE_2D, color_texture);
if (!npot_support) {
w = h = 1;
while (w<width) w*=2;
while (h<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) {
display_warning("ATI SUCKS %x\n", ifmt);
ati_sucks = 1;
} else
ati_sucks = 0;
}
return 1;
}
FX_ENTRY void FX_CALL
grGlideShutdown( void )
{
LOG("grGlideShutdown\r\n");
}
FX_ENTRY FxBool FX_CALL
grSstWinClose( GrContext_t context )
{
int i;
#ifndef WIN32
int clear_texbuff = use_fbo;
#endif
LOG("grSstWinClose(%d)\r\n", context);
for (i=0; i<2; i++) {
tmu_usage[i].min = 0x0FFFFFFFul;
tmu_usage[i].max = 0x00000000ul;
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 && glBindFramebufferEXT)
glBindFramebufferEXT( GL_FRAMEBUFFER_EXT, 0 );
}
catch (...)
{
clear_texbuff = 0;
}
if (clear_texbuff)
{
for (i=0; i<nb_fb; i++)
{
glDeleteTextures( 1, &(fbs[i].texid) );
glDeleteFramebuffersEXT( 1, &(fbs[i].fbid) );
glDeleteRenderbuffersEXT( 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;
}
if (fullscreen)
{
ChangeDisplaySettings(NULL, 0);
SetWindowPos(hwnd_win, NULL,
windowedRect.left, windowedRect.top,
0, 0,
SWP_NOZORDER | SWP_NOSIZE);
SetWindowLong(hwnd_win, GWL_STYLE, windowedStyle);
SetWindowLong(hwnd_win, GWL_EXSTYLE, windowedExStyle);
if (windowedMenu) SetMenu(hwnd_win, windowedMenu);
fullscreen = 0;
}
#else
//SDL_QuitSubSystem(SDL_INIT_VIDEO);
//sleep(2);
m_pScreen = NULL;
#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;
//printf("grTextureBufferExt(%d, %d, %d, %d, %d, %d, %d)\r\n", tmu, startAddress, lodmin, lodmax, aspect, fmt, evenOdd);
LOG("grTextureBufferExt(%d, %d, %d, %d %d, %d, %d)\r\n", tmu, startAddress, lodmin, lodmax, aspect, fmt, evenOdd);
if (lodmin != lodmax) display_warning("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);
glActiveTextureARB(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, viewport_offset+save_h, tw, th-save_h);
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, save_w, 0,
save_w, 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, viewport_offset, tw-save_w, save_h);
save_w = tw;
} else if (th > save_h) {
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, save_h,
0, viewport_offset+save_h, save_w, th-save_h);
save_h = th;
}
} else {
glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0,
0, 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 (tmu_usage[rtmu].min > pBufferAddress + 0)
tmu_usage[rtmu].min = pBufferAddress + 0;
if (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);
width = pBufferWidth;
height = pBufferHeight;
widtho = width/2;
heighto = 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 (height > screen_height) {
glViewport( 0, viewport_offset + screen_height - height, width, height);
} else
glViewport( 0, viewport_offset, width, height);
glScissor(0, viewport_offset, width, 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;
width = pBufferWidth;
height = pBufferHeight;
widtho = width/2;
heighto = height/2;
for (i=0; i<nb_fb; i++)
{
if (fbs[i].address == pBufferAddress)
{
if (fbs[i].width == width && fbs[i].height == height) //select already allocated FBO
{
glBindFramebufferEXT( GL_FRAMEBUFFER_EXT, 0 );
glBindFramebufferEXT( GL_FRAMEBUFFER_EXT, fbs[i].fbid );
glFramebufferTexture2DEXT( GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, fbs[i].texid, 0 );
glBindRenderbufferEXT( GL_RENDERBUFFER_EXT, fbs[i].zbid );
glFramebufferRenderbufferEXT( GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_RENDERBUFFER_EXT, fbs[i].zbid );
glViewport( 0, 0, width, height);
glScissor( 0, 0, width, 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
{
glDeleteFramebuffersEXT( 1, &(fbs[i].fbid) );
glDeleteRenderbuffersEXT( 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 + width*height*2/*grTexFormatSize(fmt)*/);
//create new FBO
glGenFramebuffersEXT( 1, &(fbs[nb_fb].fbid) );
glGenRenderbuffersEXT( 1, &(fbs[nb_fb].zbid) );
glBindRenderbufferEXT( GL_RENDERBUFFER_EXT, fbs[nb_fb].zbid );
glRenderbufferStorageEXT( GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT, width, height);
fbs[nb_fb].address = pBufferAddress;
fbs[nb_fb].width = width;
fbs[nb_fb].height = 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, width, 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 );
glBindFramebufferEXT( GL_FRAMEBUFFER_EXT, fbs[nb_fb].fbid);
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, fbs[nb_fb].texid, 0);
glFramebufferRenderbufferEXT( GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_RENDERBUFFER_EXT, fbs[nb_fb].zbid );
glViewport(0,0,width,height);
glScissor(0,0,width,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 (tmu_usage[i].min <= startAddress && 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 )
{
LOG("grTextureAuxBufferExt(%d, %d, %d, %d %d, %d, %d)\r\n", tmu, startAddress, thisLOD, largeLOD, aspectRatio, format, odd_even_mask);
//display_warning("grTextureAuxBufferExt");
}
FX_ENTRY void FX_CALL grAuxBufferExt( GrBuffer_t buffer );
FX_ENTRY GrProc FX_CALL
grGetProcAddress( char *procName )
{
LOG("grGetProcAddress(%s)\r\n", 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;
if(!strcmp(procName, "grTextureAuxBufferExt"))
return (GrProc)grTextureAuxBufferExt;
if(!strcmp(procName, "grAuxBufferExt"))
return (GrProc)grAuxBufferExt;
if(!strcmp(procName, "grWrapperFullScreenResolutionExt"))
return (GrProc)grWrapperFullScreenResolutionExt;
if(!strcmp(procName, "grConfigWrapperExt"))
return (GrProc)grConfigWrapperExt;
if(!strcmp(procName, "grKeyPressedExt"))
return (GrProc)grKeyPressedExt;
if(!strcmp(procName, "grQueryResolutionsExt"))
return (GrProc)grQueryResolutionsExt;
if(!strcmp(procName, "grGetGammaTableExt"))
return (GrProc)grGetGammaTableExt;
display_warning("grGetProcAddress : %s", procName);
return 0;
}
FX_ENTRY FxU32 FX_CALL
grGet( FxU32 pname, FxU32 plength, FxI32 *params )
{
LOG("grGet(%d,%d)\r\n", pname, plength);
switch(pname)
{
case GR_MAX_TEXTURE_SIZE:
if (plength < 4 || params == NULL) return 0;
params[0] = 2048;
return 4;
break;
case GR_NUM_TMU:
if (plength < 4 || params == NULL) return 0;
if (!nbTextureUnits)
{
grSstWinOpen((unsigned long)NULL, GR_RESOLUTION_640x480 | 0x80000000, 0, GR_COLORFORMAT_ARGB,
GR_ORIGIN_UPPER_LEFT, 2, 1);
grSstWinClose(0);
}
#ifdef VOODOO1
params[0] = 1;
#else
if (nbTextureUnits > 2)
params[0] = 2;
else
params[0] = 1;
#endif
return 4;
break;
case GR_NUM_BOARDS:
case GR_NUM_FB:
case GR_REVISION_FB:
case GR_REVISION_TMU:
if (plength < 4 || params == NULL) return 0;
params[0] = 1;
return 4;
break;
case GR_MEMORY_FB:
if (plength < 4 || params == NULL) return 0;
params[0] = 16*1024*1024;
return 4;
break;
case GR_MEMORY_TMU:
if (plength < 4 || params == NULL) return 0;
params[0] = 16*1024*1024;
return 4;
break;
case GR_MEMORY_UMA:
if (plength < 4 || params == NULL) return 0;
params[0] = 16*1024*1024*nbTextureUnits;
return 4;
break;
case GR_BITS_RGBA:
if (plength < 16 || params == NULL) return 0;
params[0] = 8;
params[1] = 8;
params[2] = 8;
params[3] = 8;
return 16;
break;
case GR_BITS_DEPTH:
if (plength < 4 || params == NULL) return 0;
params[0] = 16;
return 4;
break;
case GR_BITS_GAMMA:
if (plength < 4 || params == NULL) return 0;
params[0] = 8;
return 4;
break;
case GR_GAMMA_TABLE_ENTRIES:
if (plength < 4 || params == NULL) return 0;
params[0] = 256;
return 4;
break;
case GR_FOG_TABLE_ENTRIES:
if (plength < 4 || params == NULL) return 0;
params[0] = 64;
return 4;
break;
case GR_WDEPTH_MIN_MAX:
if (plength < 8 || params == NULL) return 0;
params[0] = 0;
params[1] = 65528;
return 8;
break;
case GR_ZDEPTH_MIN_MAX:
if (plength < 8 || params == NULL) return 0;
params[0] = 0;
params[1] = 65535;
return 8;
break;
case GR_LFB_PIXEL_PIPE:
if (plength < 4 || params == NULL) return 0;
params[0] = FXFALSE;
return 4;
break;
case GR_MAX_TEXTURE_ASPECT_RATIO:
if (plength < 4 || params == NULL) return 0;
params[0] = 3;
return 4;
break;
case GR_NON_POWER_OF_TWO_TEXTURES:
if (plength < 4 || params == NULL) return 0;
params[0] = FXFALSE;
return 4;
break;
case GR_TEXTURE_ALIGN:
if (plength < 4 || params == NULL) return 0;
params[0] = 0;
return 4;
break;
default:
display_warning("unknown pname in grGet : %x", pname);
}
return 0;
}
FX_ENTRY const char * FX_CALL
grGetString( FxU32 pname )
{
LOG("grGetString(%d)\r\n", pname);
switch(pname)
{
case GR_EXTENSION:
{
static char extension[] = "CHROMARANGE TEXCHROMA TEXMIRROR PALETTE6666 FOGCOORD EVOODOO TEXTUREBUFFER TEXUMA TEXFMT COMBINE GETGAMMA";
return extension;
}
break;
case GR_HARDWARE:
{
static char hardware[] = "Voodoo5 (tm)";
return hardware;
}
break;
case GR_VENDOR:
{
static char vendor[] = "3Dfx Interactive";
return vendor;
}
break;
case GR_RENDERER:
{
static char renderer[] = "Glide";
return renderer;
}
break;
case GR_VERSION:
{
static char version[] = "3.0";
return version;
}
break;
default:
display_warning("unknown grGetString selector : %x", pname);
}
return NULL;
}
static void render_rectangle(int texture_number,
int dst_x, int dst_y,
int src_width, int src_height,
int tex_width, int tex_height, int invert)
{
GLfloat planar_vertices[5][2];
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
planar_vertices[0][0] = ((int)dst_x - widtho) / (float)(width / 2);
planar_vertices[0][1] = -((int)dst_y - heighto) / (float)(height / 2) * invert;
planar_vertices[1][0] = ((int)dst_x - widtho) / (float)(width / 2);
planar_vertices[1][1] = -((int)dst_y + (int)src_height - heighto) / (float)(height / 2) * invert;
planar_vertices[2][0] = ((int)dst_x + (int)src_width - widtho) / (float)(width / 2);
planar_vertices[2][1] = -((int)dst_y + (int)src_height - heighto) / (float)(height / 2) * invert;
planar_vertices[3][0] = ((int)dst_x + (int)src_width - widtho) / (float)(width / 2);
planar_vertices[3][1] = -((int)dst_y - heighto) / (float)(height / 2) * invert;
planar_vertices[4][0] = ((int)dst_x - widtho) / (float)(width / 2);
planar_vertices[4][1] = -((int)dst_y - heighto) / (float)(height / 2) * invert;
glBegin(GL_QUADS);
glMultiTexCoord2fARB(texture_number, 0.0f, 0.0f);
glVertex2fv(planar_vertices[0]);
glMultiTexCoord2fARB(texture_number, 0.0f, (float)src_height / (float)tex_height);
glVertex2fv(planar_vertices[1]);
glMultiTexCoord2fARB(texture_number, (float)src_width / (float)tex_width, (float)src_height / (float)tex_height);
glVertex2fv(planar_vertices[2]);
glMultiTexCoord2fARB(texture_number, (float)src_width / (float)tex_width, 0.0f);
glVertex2fv(planar_vertices[3]);
glMultiTexCoord2fARB(texture_number, 0.0f, 0.0f);
glVertex2fv(planar_vertices[4]);
glEnd();
compile_shader();
glEnable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
}
void reloadTexture()
{
if (use_fbo || !render_to_texture || buffer_cleared)
return;
LOG("reload texture %dx%d\n", width, height);
//printf("reload texture %dx%d\n", width, height);
buffer_cleared = 1;
glPushAttrib(GL_ALL_ATTRIB_BITS);
glActiveTextureARB(texture_unit);
glBindTexture(GL_TEXTURE_2D, pBufferAddress);
glDisable(GL_ALPHA_TEST);
glDrawBuffer(current_buffer);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
set_copy_shader();
glDisable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
int w = 0, h = 0;
if (height > screen_height) h = screen_height - height;
render_rectangle(texture_unit,
-w, -h,
width, height,
width, height, -1);
glBindTexture(GL_TEXTURE_2D, default_texture);
glPopAttrib();
}
void updateTexture()
{
if (!use_fbo && render_to_texture == 2) {
LOG("update texture %x\n", pBufferAddress);
//printf("update texture %x\n", pBufferAddress);
// nothing changed, don't update the texture
if (!buffer_cleared) {
LOG("update cancelled\n", pBufferAddress);
return;
}
glPushAttrib(GL_ALL_ATTRIB_BITS);
// save result of render to texture into actual texture
glReadBuffer(current_buffer);
glActiveTextureARB(texture_unit);
// ZIGGY
// deleting the texture before resampling it increases speed on certain old
// nvidia cards (geforce 2 for example), unfortunatly it slows down a lot
// on newer cards.
//glDeleteTextures( 1, &pBufferAddress );
glBindTexture(GL_TEXTURE_2D, pBufferAddress);
glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGB,
0, viewport_offset, width, height, 0);
glBindTexture(GL_TEXTURE_2D, default_texture);
glPopAttrib();
}
}
FX_ENTRY void FX_CALL grFramebufferCopyExt(int /*x*/, int /*y*/, int /*w*/, int /*h*/,
int from, int to, int mode)
{
if (mode == GR_FBCOPY_MODE_DEPTH) {
int tw = 1, th = 1;
if (npot_support) {
tw = width; th = height;
} else {
while (tw < width) tw <<= 1;
while (th < height) th <<= 1;
}
if (from == GR_FBCOPY_BUFFER_BACK && to == GR_FBCOPY_BUFFER_FRONT) {
//printf("save depth buffer %d\n", render_to_texture);
// save the depth image in a texture
glReadBuffer(current_buffer);
glBindTexture(GL_TEXTURE_2D, depth_texture);
glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT,
0, viewport_offset, tw, th, 0);
glBindTexture(GL_TEXTURE_2D, default_texture);
return;
}
if (from == GR_FBCOPY_BUFFER_FRONT && to == GR_FBCOPY_BUFFER_BACK) {
//printf("writing to depth buffer %d\n", render_to_texture);
glPushAttrib(GL_ALL_ATTRIB_BITS);
glDisable(GL_ALPHA_TEST);
glDrawBuffer(current_buffer);
glActiveTextureARB(texture_unit);
glBindTexture(GL_TEXTURE_2D, depth_texture);
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
set_depth_shader();
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_ALWAYS);
glDisable(GL_CULL_FACE);
render_rectangle(texture_unit,
0, 0,
width, height,
tw, th, -1);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glBindTexture(GL_TEXTURE_2D, default_texture);
glPopAttrib();
return;
}
}
}
FX_ENTRY void FX_CALL
grRenderBuffer( GrBuffer_t buffer )
{
#ifdef _WIN32
static HANDLE region = NULL;
//int realWidth = pBufferWidth, realHeight = pBufferHeight;
#endif // _WIN32
LOG("grRenderBuffer(%d)\r\n", buffer);
//printf("grRenderBuffer(%d)\n", buffer);
switch(buffer)
{
case GR_BUFFER_BACKBUFFER:
if(render_to_texture)
{
updateTexture();
// VP z fix
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0, 0, 1-zscale);
glScalef(1, 1, zscale);
inverted_culling = 0;
grCullMode(culling_mode);
width = savedWidth;
height = savedHeight;
widtho = savedWidtho;
heighto = savedHeighto;
if (use_fbo) {
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glBindRenderbufferEXT( GL_RENDERBUFFER_EXT, 0 );
}
curBufferAddr = 0;
glViewport(0, viewport_offset, width, viewport_height);
glScissor(0, viewport_offset, width, height);
#ifdef SAVE_CBUFFER
if (!use_fbo && render_to_texture == 2) {
// restore color buffer
if (nbAuxBuffers > 0) {
glDrawBuffer(GL_BACK);
current_buffer = GL_BACK;
} else if (save_w) {
int tw = 1, th = 1;
//printf("restore %dx%d\n", save_w, save_h);
if (npot_support) {
tw = screen_width;
th = screen_height;
} else {
while (tw < screen_width) tw <<= 1;
while (th < screen_height) th <<= 1;
}
glPushAttrib(GL_ALL_ATTRIB_BITS);
glDisable(GL_ALPHA_TEST);
glDrawBuffer(GL_BACK);
glActiveTextureARB(texture_unit);
glBindTexture(GL_TEXTURE_2D, color_texture);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
set_copy_shader();
glDisable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
render_rectangle(texture_unit,
0, 0,
save_w, save_h,
tw, th, -1);
glBindTexture(GL_TEXTURE_2D, default_texture);
glPopAttrib();
save_w = save_h = 0;
}
}
#endif
render_to_texture = 0;
}
glDrawBuffer(GL_BACK);
break;
case 6: // RENDER TO TEXTURE
if(!render_to_texture)
{
savedWidth = width;
savedHeight = height;
savedWidtho = widtho;
savedHeighto = heighto;
}
{
if (!use_fbo) {
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0, 0, 1-zscale);
glScalef(1, 1, zscale);
inverted_culling = 0;
} else {
float m[4*4] = {1.0f, 0.0f, 0.0f, 0.0f,
0.0f,-1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f};
glMatrixMode(GL_MODELVIEW);
glLoadMatrixf(m);
// VP z fix
glTranslatef(0, 0, 1-zscale);
glScalef(1, 1*1, zscale);
inverted_culling = 1;
grCullMode(culling_mode);
}
}
render_to_texture = 1;
break;
default:
display_warning("grRenderBuffer : unknown buffer : %x", buffer);
}
}
FX_ENTRY void FX_CALL
grAuxBufferExt( GrBuffer_t buffer )
{
LOG("grAuxBufferExt(%d)\r\n", buffer);
//display_warning("grAuxBufferExt");
if (buffer == GR_BUFFER_AUXBUFFER) {
invtex[0] = 0;
invtex[1] = 0;
need_to_compile = 0;
set_depth_shader();
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_ALWAYS);
glDisable(GL_CULL_FACE);
glDisable(GL_ALPHA_TEST);
glDepthMask(GL_TRUE);
grTexFilterMode(GR_TMU1, GR_TEXTUREFILTER_POINT_SAMPLED, GR_TEXTUREFILTER_POINT_SAMPLED);
} else {
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
need_to_compile = 1;
}
}
FX_ENTRY void FX_CALL
grBufferClear( GrColor_t color, GrAlpha_t alpha, FxU32 depth )
{
LOG("grBufferClear(%d,%d,%d)\r\n", color, alpha, depth);
switch(lfb_color_fmt)
{
case GR_COLORFORMAT_ARGB:
glClearColor(((color >> 16) & 0xFF) / 255.0f,
((color >> 8) & 0xFF) / 255.0f,
( color & 0xFF) / 255.0f,
alpha / 255.0f);
break;
case GR_COLORFORMAT_RGBA:
glClearColor(((color >> 24) & 0xFF) / 255.0f,
((color >> 16) & 0xFF) / 255.0f,
(color & 0xFF) / 255.0f,
alpha / 255.0f);
break;
default:
display_warning("grBufferClear: unknown color format : %x", lfb_color_fmt);
}
if (w_buffer_mode)
glClearDepth(1.0f - ((1.0f + (depth >> 4) / 4096.0f) * (1 << (depth & 0xF))) / 65528.0);
else
glClearDepth(depth / 65535.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// ZIGGY TODO check that color mask is on
buffer_cleared = 1;
}
// #include <unistd.h>
FX_ENTRY void FX_CALL
grBufferSwap( FxU32 swap_interval )
{
int i;
LOG("grBufferSwap(%d)\r\n", swap_interval);
//printf("swap\n");
if (render_to_texture) {
display_warning("swap while render_to_texture\n");
return;
}
#ifdef _WIN32
SwapBuffers(wglGetCurrentDC());
#else // _WIN32
SDL_GL_SwapBuffers();
#endif // _WIN32
for (i = 0; i < nb_fb; i++)
fbs[i].buff_clear = 1;
#ifdef _DEBUG
grFinish();
#endif
// VP debugging
#ifdef VPDEBUG
dump_stop();
SDL_Event event;
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_KEYDOWN:
switch (event.key.keysym.sym) {
case 'd':
printf("Dumping !\n");
dump_start();
break;
case 'w': {
static int wireframe;
wireframe = !wireframe;
glPolygonMode(GL_FRONT_AND_BACK, wireframe? GL_LINE : GL_FILL);
break;
}
}
break;
}
}
#endif
}
// frame buffer
FX_ENTRY FxBool FX_CALL
grLfbLock( GrLock_t type, GrBuffer_t buffer, GrLfbWriteMode_t writeMode,
GrOriginLocation_t origin, FxBool pixelPipeline,
GrLfbInfo_t *info )
{
LOG("grLfbLock(%d,%d,%d,%d,%d)\r\n", type, buffer, writeMode, origin, pixelPipeline);
if (type == GR_LFB_WRITE_ONLY)
{
display_warning("grLfbLock : write only");
}
else
{
unsigned char *buf;
int i,j;
switch(buffer)
{
case GR_BUFFER_FRONTBUFFER:
glReadBuffer(GL_FRONT);
break;
case GR_BUFFER_BACKBUFFER:
glReadBuffer(GL_BACK);
break;
default:
display_warning("grLfbLock : unknown buffer : %x", buffer);
}
if(buffer != GR_BUFFER_AUXBUFFER)
{
if (writeMode == GR_LFBWRITEMODE_888) {
//printf("LfbLock GR_LFBWRITEMODE_888\n");
info->lfbPtr = frameBuffer;
info->strideInBytes = width*4;
info->writeMode = GR_LFBWRITEMODE_888;
info->origin = origin;
glReadPixels(0, viewport_offset, width, height, GL_BGRA, GL_UNSIGNED_BYTE, frameBuffer);
} else {
buf = (unsigned char*)malloc(width*height*4);
info->lfbPtr = frameBuffer;
info->strideInBytes = width*2;
info->writeMode = GR_LFBWRITEMODE_565;
info->origin = origin;
glReadPixels(0, viewport_offset, width, height, GL_RGBA, GL_UNSIGNED_BYTE, buf);
for (j=0; j<height; j++)
{
for (i=0; i<width; i++)
{
frameBuffer[(height-j-1)*width+i] =
((buf[j*width*4+i*4+0] >> 3) << 11) |
((buf[j*width*4+i*4+1] >> 2) << 5) |
(buf[j*width*4+i*4+2] >> 3);
}
}
free(buf);
}
}
else
{
info->lfbPtr = depthBuffer;
info->strideInBytes = width*2;
info->writeMode = GR_LFBWRITEMODE_ZA16;
info->origin = origin;
glReadPixels(0, viewport_offset, width, height, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, depthBuffer);
}
}
return FXTRUE;
}
FX_ENTRY FxBool FX_CALL
grLfbUnlock( GrLock_t type, GrBuffer_t buffer )
{
LOG("grLfbUnlock(%d,%d)\r\n", type, buffer);
if (type == GR_LFB_WRITE_ONLY)
{
display_warning("grLfbUnlock : write only");
}
return FXTRUE;
}
FX_ENTRY FxBool FX_CALL
grLfbReadRegion( GrBuffer_t src_buffer,
FxU32 src_x, FxU32 src_y,
FxU32 src_width, FxU32 src_height,
FxU32 dst_stride, void *dst_data )
{
unsigned char *buf;
unsigned int i,j;
unsigned short *frameBuffer = (unsigned short*)dst_data;
unsigned short *depthBuffer = (unsigned short*)dst_data;
LOG("grLfbReadRegion(%d,%d,%d,%d,%d,%d)\r\n", src_buffer, src_x, src_y, src_width, src_height, dst_stride);
switch(src_buffer)
{
case GR_BUFFER_FRONTBUFFER:
glReadBuffer(GL_FRONT);
break;
case GR_BUFFER_BACKBUFFER:
glReadBuffer(GL_BACK);
break;
/*case GR_BUFFER_AUXBUFFER:
glReadBuffer(current_buffer);
break;*/
default:
display_warning("grReadRegion : unknown buffer : %x", src_buffer);
}
if(src_buffer != GR_BUFFER_AUXBUFFER)
{
buf = (unsigned char*)malloc(src_width*src_height*4);
glReadPixels(src_x, (viewport_offset)+height-src_y-src_height, src_width, src_height, GL_RGBA, GL_UNSIGNED_BYTE, buf);
for (j=0; j<src_height; j++)
{
for (i=0; i<src_width; i++)
{
frameBuffer[j*(dst_stride/2)+i] =
((buf[(src_height-j-1)*src_width*4+i*4+0] >> 3) << 11) |
((buf[(src_height-j-1)*src_width*4+i*4+1] >> 2) << 5) |
(buf[(src_height-j-1)*src_width*4+i*4+2] >> 3);
}
}
free(buf);
}
else
{
buf = (unsigned char*)malloc(src_width*src_height*2);
glReadPixels(src_x, (viewport_offset)+height-src_y-src_height, src_width, src_height, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, depthBuffer);
for (j=0;j<src_height; j++)
{
for (i=0; i<src_width; i++)
{
depthBuffer[j*(dst_stride/2)+i] =
((unsigned short*)buf)[(src_height-j-1)*src_width*4+i*4];
}
}
free(buf);
}
return FXTRUE;
}
FX_ENTRY FxBool FX_CALL
grLfbWriteRegion( GrBuffer_t dst_buffer,
FxU32 dst_x, FxU32 dst_y,
GrLfbSrcFmt_t src_format,
FxU32 src_width, FxU32 src_height,
FxBool pixelPipeline,
FxI32 src_stride, void *src_data )
{
unsigned char *buf;
unsigned int i,j;
unsigned short *frameBuffer = (unsigned short*)src_data;
int texture_number;
unsigned int tex_width = 1, tex_height = 1;
LOG("grLfbWriteRegion(%d,%d,%d,%d,%d,%d,%d,%d)\r\n",dst_buffer, dst_x, dst_y, src_format, src_width, src_height, pixelPipeline, src_stride);
glPushAttrib(GL_ALL_ATTRIB_BITS);
while (tex_width < src_width) tex_width <<= 1;
while (tex_height < src_height) tex_height <<= 1;
switch(dst_buffer)
{
case GR_BUFFER_BACKBUFFER:
glDrawBuffer(GL_BACK);
break;
case GR_BUFFER_AUXBUFFER:
glDrawBuffer(current_buffer);
break;
default:
display_warning("grLfbWriteRegion : unknown buffer : %x", dst_buffer);
}
if(dst_buffer != GR_BUFFER_AUXBUFFER)
{
buf = (unsigned char*)malloc(tex_width*tex_height*4);
texture_number = GL_TEXTURE0_ARB;
glActiveTextureARB(texture_number);
const unsigned int half_stride = src_stride / 2;
switch(src_format)
{
case GR_LFB_SRC_FMT_1555:
for (j=0; j<src_height; j++)
{
for (i=0; i<src_width; i++)
{
const unsigned int col = frameBuffer[j*half_stride+i];
buf[j*tex_width*4+i*4+0]=((col>>10)&0x1F)<<3;
buf[j*tex_width*4+i*4+1]=((col>>5)&0x1F)<<3;
buf[j*tex_width*4+i*4+2]=((col>>0)&0x1F)<<3;
buf[j*tex_width*4+i*4+3]= (col>>15) ? 0xFF : 0;
}
}
break;
case GR_LFBWRITEMODE_555:
for (j=0; j<src_height; j++)
{
for (i=0; i<src_width; i++)
{
const unsigned int col = frameBuffer[j*half_stride+i];
buf[j*tex_width*4+i*4+0]=((col>>10)&0x1F)<<3;
buf[j*tex_width*4+i*4+1]=((col>>5)&0x1F)<<3;
buf[j*tex_width*4+i*4+2]=((col>>0)&0x1F)<<3;
buf[j*tex_width*4+i*4+3]=0xFF;
}
}
break;
case GR_LFBWRITEMODE_565:
for (j=0; j<src_height; j++)
{
for (i=0; i<src_width; i++)
{
const unsigned int col = frameBuffer[j*half_stride+i];
buf[j*tex_width*4+i*4+0]=((col>>11)&0x1F)<<3;
buf[j*tex_width*4+i*4+1]=((col>>5)&0x3F)<<2;
buf[j*tex_width*4+i*4+2]=((col>>0)&0x1F)<<3;
buf[j*tex_width*4+i*4+3]=0xFF;
}
}
break;
default:
display_warning("grLfbWriteRegion : unknown format : %d", src_format);
}
#ifdef VPDEBUG
if (dumping) {
ilTexImage(tex_width, tex_height, 1, 4, IL_RGBA, IL_UNSIGNED_BYTE, buf);
char name[128];
static int id;
sprintf(name, "dump/writecolor%d.png", id++);
ilSaveImage(name);
//printf("dumped gdLfbWriteRegion %s\n", name);
}
#endif
glBindTexture(GL_TEXTURE_2D, default_texture);
glTexImage2D(GL_TEXTURE_2D, 0, 4, tex_width, tex_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, buf);
free(buf);
set_copy_shader();
glDisable(GL_DEPTH_TEST);
glDisable(GL_BLEND);
render_rectangle(texture_number,
dst_x, dst_y,
src_width, src_height,
tex_width, tex_height, +1);
}
else
{
float *buf = (float*)malloc(src_width*(src_height+(viewport_offset))*sizeof(float));
if (src_format != GR_LFBWRITEMODE_ZA16)
display_warning("unknown depth buffer write format:%x", src_format);
if(dst_x || dst_y)
display_warning("dst_x:%d, dst_y:%d\n",dst_x, dst_y);
for (j=0; j<src_height; j++)
{
for (i=0; i<src_width; i++)
{
buf[(j+(viewport_offset))*src_width+i] =
(frameBuffer[(src_height-j-1)*(src_stride/2)+i]/(65536.0f*(2.0f/zscale)))+1-zscale/2.0f;
}
}
#ifdef VPDEBUG
if (dumping) {
unsigned char * buf2 = (unsigned char *)malloc(src_width*(src_height+(viewport_offset)));
for (i=0; i<src_width*src_height ; i++)
buf2[i] = buf[i]*255.0f;
ilTexImage(src_width, src_height, 1, 1, IL_LUMINANCE, IL_UNSIGNED_BYTE, buf2);
char name[128];
static int id;
sprintf(name, "dump/writedepth%d.png", id++);
ilSaveImage(name);
//printf("dumped gdLfbWriteRegion %s\n", name);
free(buf2);
}
#endif
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_ALWAYS);
glDrawBuffer(GL_BACK);
glClear( GL_DEPTH_BUFFER_BIT );
glDepthMask(1);
glDrawPixels(src_width, src_height+(viewport_offset), GL_DEPTH_COMPONENT, GL_FLOAT, buf);
free(buf);
}
glDrawBuffer(current_buffer);
glPopAttrib();
return FXTRUE;
}
/* wrapper-specific glide extensions */
FX_ENTRY char ** FX_CALL
grQueryResolutionsExt(FxI32 * Size)
{
LOG("grQueryResolutionsExt\r\n");
return g_FullScreenResolutions.getResolutionsList(Size);
}
FX_ENTRY GrScreenResolution_t FX_CALL grWrapperFullScreenResolutionExt(FxU32* width, FxU32* height)
{
LOG("grWrapperFullScreenResolutionExt\r\n");
g_FullScreenResolutions.getResolution(config.res, width, height);
return config.res;
}
FX_ENTRY FxBool FX_CALL grKeyPressedExt(FxU32 key)
{
#ifdef _WIN32
return (GetAsyncKeyState(key) & 0x8000);
#else
if (key == 1) //LBUTTON
{
Uint8 mstate = SDL_GetMouseState(NULL, NULL);
return (mstate & SDL_BUTTON_LMASK);
}
else
{
Uint8 *keystates = SDL_GetKeyState( NULL );
if( keystates[ key ] )
{
return 1;
}
else
{
return 0;
}
}
#endif
}
FX_ENTRY void FX_CALL grConfigWrapperExt(FxI32 resolution, FxI32 vram, FxBool fbo, FxBool aniso)
{
LOG("grConfigWrapperExt\r\n");
config.res = resolution;
config.vram_size = vram;
config.fbo = fbo;
config.anisofilter = aniso;
#ifdef _WIN32
int getVRAMSize();
if (config.vram_size == 0)
config.vram_size = getVRAMSize();
#endif // _WIN32
}
// unused by glide64
FX_ENTRY FxI32 FX_CALL
grQueryResolutions( const GrResolution *resTemplate, GrResolution *output )
{
int res_inf = 0;
int res_sup = 0xf;
int i;
int n=0;
LOG("grQueryResolutions\r\n");
display_warning("grQueryResolutions");
if ((unsigned int)resTemplate->resolution != GR_QUERY_ANY)
{
res_inf = res_sup = resTemplate->resolution;
}
if ((unsigned int)resTemplate->refresh == GR_QUERY_ANY) display_warning("querying any refresh rate");
if ((unsigned int)resTemplate->numAuxBuffers == GR_QUERY_ANY) display_warning("querying any numAuxBuffers");
if ((unsigned int)resTemplate->numColorBuffers == GR_QUERY_ANY) display_warning("querying any numColorBuffers");
if (output == NULL) return res_sup - res_inf + 1;
for (i=res_inf; i<=res_sup; i++)
{
output[n].resolution = i;
output[n].refresh = resTemplate->refresh;
output[n].numAuxBuffers = resTemplate->numAuxBuffers;
output[n].numColorBuffers = resTemplate->numColorBuffers;
n++;
}
return res_sup - res_inf + 1;
}
FX_ENTRY FxBool FX_CALL
grReset( FxU32 /*what*/ )
{
display_warning("grReset");
return 1;
}
FX_ENTRY void FX_CALL
grEnable( GrEnableMode_t mode )
{
LOG("grEnable(%d)\r\n", mode);
if (mode == GR_TEXTURE_UMA_EXT)
UMAmode = 1;
}
FX_ENTRY void FX_CALL
grDisable( GrEnableMode_t mode )
{
LOG("grDisable(%d)\r\n", mode);
if (mode == GR_TEXTURE_UMA_EXT)
UMAmode = 0;
}
FX_ENTRY void FX_CALL
grDisableAllEffects( void )
{
display_warning("grDisableAllEffects");
}
FX_ENTRY void FX_CALL
grErrorSetCallback( GrErrorCallbackFnc_t /*fnc*/ )
{
display_warning("grErrorSetCallback");
}
FX_ENTRY void FX_CALL
grFinish(void)
{
glFinish();
}
FX_ENTRY void FX_CALL
grFlush(void)
{
glFlush();
}
FX_ENTRY void FX_CALL
grTexMultibase( GrChipID_t /*tmu*/,
FxBool /*enable*/ )
{
display_warning("grTexMultibase");
}
FX_ENTRY void FX_CALL
grTexMipMapMode( GrChipID_t /*tmu*/,
GrMipMapMode_t /*mode*/,
FxBool /*lodBlend*/ )
{
display_warning("grTexMipMapMode");
}
FX_ENTRY void FX_CALL
grTexDownloadTablePartial( GrTexTable_t /*type*/,
void * /*data*/,
int /*start*/,
int /*end*/)
{
display_warning("grTexDownloadTablePartial");
}
FX_ENTRY void FX_CALL
grTexDownloadTable( GrTexTable_t /*type*/,
void * /*data*/)
{
display_warning("grTexDownloadTable");
}
FX_ENTRY FxBool FX_CALL
grTexDownloadMipMapLevelPartial( GrChipID_t /*tmu*/,
FxU32 /*startAddress*/,
GrLOD_t /*thisLod*/,
GrLOD_t /*largeLod*/,
GrAspectRatio_t /*aspectRatio*/,
GrTextureFormat_t /*format*/,
FxU32 /*evenOdd*/,
void * /*data*/,
int /*start*/,
int /*end*/ )
{
display_warning("grTexDownloadMipMapLevelPartial");
return 1;
}
FX_ENTRY void FX_CALL
grTexDownloadMipMapLevel( GrChipID_t /*tmu*/,
FxU32 /*startAddress*/,
GrLOD_t /*thisLod*/,
GrLOD_t /*largeLod*/,
GrAspectRatio_t /*aspectRatio*/,
GrTextureFormat_t /*format*/,
FxU32 /*evenOdd*/,
void * /*data*/ )
{
display_warning("grTexDownloadMipMapLevel");
}
FX_ENTRY void FX_CALL
grTexNCCTable( GrNCCTable_t /*table*/ )
{
display_warning("grTexNCCTable");
}
FX_ENTRY void FX_CALL
grViewport( FxI32 /*x*/, FxI32 /*y*/, FxI32 /*width*/, FxI32 /*height*/ )
{
display_warning("grViewport");
}
FX_ENTRY void FX_CALL
grDepthRange( FxFloat /*n*/, FxFloat /*f*/ )
{
display_warning("grDepthRange");
}
FX_ENTRY void FX_CALL
grSplash(float /*x*/, float /*y*/, float /*width*/, float /*height*/, FxU32 /*frame*/)
{
display_warning("grSplash");
}
FX_ENTRY FxBool FX_CALL
grSelectContext( GrContext_t /*context*/ )
{
display_warning("grSelectContext");
return 1;
}
FX_ENTRY void FX_CALL
grAADrawTriangle(
const void * /*a*/, const void * /*b*/, const void * /*c*/,
FxBool /*ab_antialias*/, FxBool /*bc_antialias*/, FxBool /*ca_antialias*/
)
{
display_warning("grAADrawTriangle");
}
FX_ENTRY void FX_CALL
grAlphaControlsITRGBLighting( FxBool /*enable*/ )
{
display_warning("grAlphaControlsITRGBLighting");
}
FX_ENTRY void FX_CALL
grGlideSetVertexLayout( const void * /*layout*/ )
{
display_warning("grGlideSetVertexLayout");
}
FX_ENTRY void FX_CALL
grGlideGetVertexLayout( void * /*layout*/ )
{
display_warning("grGlideGetVertexLayout");
}
FX_ENTRY void FX_CALL
grGlideSetState( const void * /*state*/ )
{
display_warning("grGlideSetState");
}
FX_ENTRY void FX_CALL
grGlideGetState( void * /*state*/ )
{
display_warning("grGlideGetState");
}
FX_ENTRY void FX_CALL
grLfbWriteColorFormat(GrColorFormat_t /*colorFormat*/)
{
display_warning("grLfbWriteColorFormat");
}
FX_ENTRY void FX_CALL
grLfbWriteColorSwizzle(FxBool /*swizzleBytes*/, FxBool /*swapWords*/)
{
display_warning("grLfbWriteColorSwizzle");
}
FX_ENTRY void FX_CALL
grLfbConstantDepth( FxU32 /*depth*/ )
{
display_warning("grLfbConstantDepth");
}
FX_ENTRY void FX_CALL
grLfbConstantAlpha( GrAlpha_t /*alpha*/ )
{
display_warning("grLfbConstantAlpha");
}
FX_ENTRY void FX_CALL
grTexMultibaseAddress( GrChipID_t /*tmu*/,
GrTexBaseRange_t /*range*/,
FxU32 /*startAddress*/,
FxU32 /*evenOdd*/,
GrTexInfo * /*info*/ )
{
display_warning("grTexMultibaseAddress");
}
inline void MySleep(FxU32 ms)
{
#ifdef _WIN32
Sleep(ms);
#else
SDL_Delay(ms);
#endif
}
#ifdef _WIN32
static void CorrectGamma(LPVOID apGammaRamp)
{
HDC hdc = GetDC(NULL);
if (hdc != NULL)
{
SetDeviceGammaRamp(hdc, apGammaRamp);
ReleaseDC(NULL, hdc);
}
}
#else
static void CorrectGamma(const FxU16 aGammaRamp[3][256])
{
int res = SDL_SetGammaRamp(aGammaRamp[0], aGammaRamp[1], aGammaRamp[2]);
LOG("SDL_SetGammaRamp returned %d\r\n", res);
}
#endif
FX_ENTRY void FX_CALL
grLoadGammaTable( FxU32 /*nentries*/, FxU32 *red, FxU32 *green, FxU32 *blue)
{
LOG("grLoadGammaTable\r\n");
if (!fullscreen)
return;
FxU16 aGammaRamp[3][256];
for (int i = 0; i < 256; i++)
{
aGammaRamp[0][i] = (FxU16)((red[i] << 8) & 0xFFFF);
aGammaRamp[1][i] = (FxU16)((green[i] << 8) & 0xFFFF);
aGammaRamp[2][i] = (FxU16)((blue[i] << 8) & 0xFFFF);
}
CorrectGamma(aGammaRamp);
MySleep(1000); //workaround for Mupen64
}
FX_ENTRY void FX_CALL
grGetGammaTableExt(FxU32 /*nentries*/, FxU32 *red, FxU32 *green, FxU32 *blue)
{
LOG("grGetGammaTableExt()\r\n");
FxU16 aGammaRamp[3][256];
#ifdef _WIN32
HDC hdc = GetDC(NULL);
if (hdc == NULL)
return;
if (GetDeviceGammaRamp(hdc, aGammaRamp) == TRUE)
{
ReleaseDC(NULL, hdc);
#else
if (SDL_GetGammaRamp(aGammaRamp[0], aGammaRamp[1], aGammaRamp[2]) != -1)
{
#endif
for (int i = 0; i < 256; i++)
{
red[i] = aGammaRamp[0][i] >> 8;
green[i] = aGammaRamp[1][i] >> 8;
blue[i] = aGammaRamp[2][i] >> 8;
}
}
}
FX_ENTRY void FX_CALL
guGammaCorrectionRGB( FxFloat gammaR, FxFloat gammaG, FxFloat gammaB )
{
LOG("guGammaCorrectionRGB()\r\n");
if (!fullscreen)
return;
FxU16 aGammaRamp[3][256];
for (int i = 0; i < 256; i++)
{
aGammaRamp[0][i] = (((FxU16)((pow(i/255.0F, 1.0F/gammaR)) * 255.0F + 0.5F)) << 8) & 0xFFFF;
aGammaRamp[1][i] = (((FxU16)((pow(i/255.0F, 1.0F/gammaG)) * 255.0F + 0.5F)) << 8) & 0xFFFF;
aGammaRamp[2][i] = (((FxU16)((pow(i/255.0F, 1.0F/gammaB)) * 255.0F + 0.5F)) << 8) & 0xFFFF;
}
CorrectGamma(aGammaRamp);
}
FX_ENTRY void FX_CALL
grDitherMode( GrDitherMode_t /*mode*/ )
{
display_warning("grDitherMode");
}
void grChromaRangeExt(GrColor_t /*color0*/, GrColor_t /*color1*/, FxU32 /*mode*/)
{
display_warning("grChromaRangeExt");
}
void grChromaRangeModeExt(GrChromakeyMode_t /*mode*/)
{
display_warning("grChromaRangeModeExt");
}
void grTexChromaRangeExt(GrChipID_t /*tmu*/, GrColor_t /*color0*/, GrColor_t /*color1*/, GrTexChromakeyMode_t /*mode*/)
{
display_warning("grTexChromaRangeExt");
}
void grTexChromaModeExt(GrChipID_t /*tmu*/, GrChromakeyMode_t /*mode*/)
{
display_warning("grTexChromaRangeModeExt");
}
// VP debug
#ifdef VPDEBUG
int dumping = 0;
static int tl_i;
static int tl[10240];
void dump_start()
{
static int init;
if (!init) {
init = 1;
ilInit();
ilEnable(IL_FILE_OVERWRITE);
}
dumping = 1;
tl_i = 0;
}
void dump_stop()
{
if (!dumping) return;
int i, j;
for (i=0; i<nb_fb; i++) {
dump_tex(fbs[i].texid);
}
dump_tex(default_texture);
dump_tex(depth_texture);
dumping = 0;
glReadBuffer(GL_FRONT);
glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, frameBuffer);
ilTexImage(width, height, 1, 4, IL_RGBA, IL_UNSIGNED_BYTE, frameBuffer);
ilSaveImage("dump/framecolor.png");
glReadPixels(0, 0, width, height, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, depthBuffer);
// FILE * fp = fopen("glide_depth1.bin", "rb");
// fread(depthBuffer, 2, width*height, fp);
// fclose(fp);
for (j=0; j<height; j++) {
for (i=0; i<width; i++) {
//uint16_t d = ( (uint16_t *)depthBuffer )[i+(height-1-j)*width]/2 + 0x8000;
uint16_t d = ( (uint16_t *)depthBuffer )[i+j*width];
uint32_t c = ( (uint32_t *)frameBuffer )[i+j*width];
( (unsigned char *)frameBuffer )[(i+j*width)*3] = d&0xff;
( (unsigned char *)frameBuffer )[(i+j*width)*3+1] = d>>8;
( (unsigned char *)frameBuffer )[(i+j*width)*3+2] = c&0xff;
}
}
ilTexImage(width, height, 1, 3, IL_RGB, IL_UNSIGNED_BYTE, frameBuffer);
ilSaveImage("dump/framedepth.png");
for (i=0; i<tl_i; i++) {
glBindTexture(GL_TEXTURE_2D, tl[i]);
GLint 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);
fprintf(stderr, "Texture %d %dx%d fmt %x\n", tl[i], (int)w, (int)h, (int) fmt);
uint32_t * pixels = (uint32_t *) malloc(w*h*4);
// 0x1902 is another constant meaning GL_DEPTH_COMPONENT
// (but isn't defined in gl's headers !!)
if (fmt != GL_DEPTH_COMPONENT && fmt != 0x1902) {
glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
ilTexImage(w, h, 1, 4, IL_RGBA, IL_UNSIGNED_BYTE, pixels);
} else {
glGetTexImage(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT, pixels);
int i;
for (i=0; i<w*h; i++)
((unsigned char *)frameBuffer)[i] = ((unsigned short *)pixels)[i]/256;
ilTexImage(w, h, 1, 1, IL_LUMINANCE, IL_UNSIGNED_BYTE, frameBuffer);
}
char name[128];
// sprintf(name, "mkdir -p dump ; rm -f dump/tex%04d.png", i);
// system(name);
sprintf(name, "dump/tex%04d.png", i);
fprintf(stderr, "Writing '%s'\n", name);
ilSaveImage(name);
// SDL_FreeSurface(surf);
free(pixels);
}
glBindTexture(GL_TEXTURE_2D, default_texture);
}
void dump_tex(int id)
{
if (!dumping) return;
int n;
// yes, it's inefficient
for (n=0; n<tl_i; n++)
if (tl[n] == id)
return;
tl[tl_i++] = id;
int i = tl_i-1;
}
#endif
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