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34d6c5d489611da93eb41d9afd4744c00da9f517
FC1/RenderDll/XRenderOGL/GLSystem.cpp
romkazvo 34d6c5d489 123
2023-08-07 19:29:24 +08:00

2507 lines
69 KiB
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/*=============================================================================
GLSystem.cpp : HW depended OpenGL functions and extensions handling.
Copyright (c) 2001 Crytek Studios. All Rights Reserved.
Revision history:
* Created by Honitch Andrey
=============================================================================*/
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#include "RenderPCH.h"
#include "GL_Renderer.h"
#include "cg\cgGL.h"
#include "GLCGVProgram.h"
#include "GLCGPShader.h"
#ifdef USE_3DC
#include "../Common/3Dc/CompressorLib.h"
void (*DeleteDataATI)(void *pData);
COMPRESSOR_ERROR (*CompressTextureATI)(DWORD width,
DWORD height,
UNCOMPRESSED_FORMAT sourceFormat,
COMPRESSED_FORMAT destinationFormat,
void *inputData,
void **dataOut,
DWORD *outDataSize);
#endif
///////////////////////////////////////////////////////////////////
// Gamma Functions
///////////////////////////////////////////////////////////////////
void CGLRenderer::CheckGammaSupport(void)
{
m_Features &= ~RFT_HWGAMMA;
if (CV_r_nohwgamma)
return;
m_Features |= RFT_HWGAMMA;
}
void CGLRenderer::SetDeviceGamma(ushort *r, ushort *g, ushort *b)
{
ushort gamma[3][256];
int i;
if (!(GetFeatures() & RFT_HWGAMMA))
return;
if (CV_r_nohwgamma)
return;
if (!m_CurrContext->m_hDC)
return;
for (i=0; i<256; i++)
{
gamma[0][i] = r[i];
gamma[1][i] = g[i];
gamma[2][i] = b[i];
}
if (SUPPORTS_WGL_3DFX_gamma_control)
wglSetDeviceGammaRamp3DFX(m_CurrContext->m_hDC, gamma);
else
SetDeviceGammaRamp(m_CurrContext->m_hDC, gamma);
}
void CGLRenderer::RestoreDeviceGamma(void)
{
if (!(GetFeatures() & RFT_HWGAMMA))
return;
if (CV_r_nohwgamma)
return;
HDC dc;
struct
{
ushort red[256];
ushort green[256];
ushort blue[256];
} Ramp;
for(int i=0; i<256; i++)
{
Ramp.red[i] = Ramp.green[i] = Ramp.blue[i] = i << 8;
}
dc = GetDC(GetDesktopWindow());
if (SUPPORTS_WGL_3DFX_gamma_control)
wglSetDeviceGammaRamp3DFX(dc, &Ramp);
else
SetDeviceGammaRamp(dc, &Ramp);
ReleaseDC(GetDesktopWindow(), dc);
}
void CGLRenderer::SetGamma(float fGamma, float fBrightness, float fContrast)
{
int i;
fGamma = CLAMP(fGamma, 0.5f, 3.0f);
if (m_fLastGamma == fGamma && m_fLastBrightness == fBrightness && m_fLastContrast == fContrast)
return;
//int n;
for ( i=0; i<256; i++ )
{
m_GammaTable[i] = CLAMP((int)((fContrast+0.5f)*cry_powf((float)i/255.f,1.0f/fGamma)*65535.f + (fBrightness-0.5f)*32768.f - fContrast*32768.f + 16384.f), 0, 65535);
/*if ( fGamma == 1.0f )
n = i;
else
{
float f = (float)i;
n = (int)(pow(f/255.0, 1.0/fGamma) * 255.0 + 0.5);
}
if ( n < 0 )
n = 0;
if ( n > 255 )
n = 255;
m_GammaTable[i] = n | (n<<8); */
}
m_fLastGamma = fGamma;
m_fLastBrightness = fBrightness;
m_fLastContrast = fContrast;
SetDeviceGamma(m_GammaTable, m_GammaTable, m_GammaTable);
}
bool CGLRenderer::SetGammaDelta(const float fGamma)
{
m_fDeltaGamma = fGamma;
SetGamma(CV_r_gamma + fGamma, CV_r_brightness, CV_r_contrast);
return true;
}
//================================================================================
// Library funcs
void CGLRenderer::FreeLibrary()
{
if (m_hLibHandle)
{
::FreeLibrary((HINSTANCE)m_hLibHandle);
m_hLibHandle = NULL;
}
if (m_hLibHandleGDI)
{
::FreeLibrary((HINSTANCE)m_hLibHandleGDI);
m_hLibHandleGDI = NULL;
}
// Free OpenGL function.
#define GL_EXT(name) SUPPORTS##name=0;
#define GL_PROC(ext,ret,func,parms) func = NULL;
#include "GLFuncs.h"
#undef GL_EXT
#undef GL_PROC
}
bool CGLRenderer::LoadLibrary()
{
strcpy(m_LibName, "OpenGL32.dll");
m_hLibHandle = ::LoadLibrary(m_LibName);
if (!m_hLibHandle)
{
iLog->Log("Warning: Couldn't load library <%s>\n", m_LibName);
return false;
}
m_hLibHandleGDI = ::LoadLibrary("GDI32.dll");
assert(m_hLibHandleGDI);
return true;
}
typedef const char * (WINAPI * PFNWGLGETEXTENSIONSSTRINGARBPROC) (HDC hdc);
typedef const char * (WINAPI * PFNWGLGETEXTENSIONSSTRINGEXTPROC) ();
static PFNWGLGETEXTENSIONSSTRINGARBPROC wglGetExtensionsStringARB;
static PFNWGLGETEXTENSIONSSTRINGEXTPROC wglGetExtensionsStringEXT;
#define GET_GL_PROC(functype,funcname) \
static functype funcname = (functype)pwglGetProcAddress(#funcname);\
assert(funcname);\
bool CGLRenderer::FindExt( const char* Name )
{
char *str = (char*)glGetString(GL_EXTENSIONS);
if (strstr(str, Name))
return true;
GET_GL_PROC(PFNWGLGETEXTENSIONSSTRINGARBPROC,wglGetExtensionsStringARB);
if(wglGetExtensionsStringARB)
{
const char * wglExt = wglGetExtensionsStringARB(m_RContexts[0]->m_hDC);
if (wglExt)
return (strstr(wglExt, Name) != NULL);
}
return false;
}
void CGLRenderer::FindProc( void*& ProcAddress, char* Name, char* SupportName, byte& Supports, bool AllowExt )
{
if (Name[0] == 'p')
Name = &Name[1];
if( !ProcAddress )
ProcAddress = GetProcAddress( (HINSTANCE)m_hLibHandle, Name );
if( !ProcAddress )
ProcAddress = GetProcAddress( (HINSTANCE)m_hLibHandleGDI, Name );
if( !ProcAddress && Supports && AllowExt )
ProcAddress = pwglGetProcAddress( Name );
if( !ProcAddress )
{
if( Supports )
iLog->Log("Warning: Missing function '%s' for '%s' support\n", Name, SupportName );
Supports = 0;
}
}
void CGLRenderer::FindProcs( bool AllowExt )
{
#define GL_EXT(name) if( AllowExt ) SUPPORTS##name = FindExt( TEXT(#name)+1 );
#define GL_PROC(ext,ret,func,parms) FindProc( *(void**)&func, #func, #ext, SUPPORTS##ext, AllowExt );
#include "GLFuncs.h"
#undef GL_EXT
#undef GL_PROC
}
bool CGLRenderer::CheckOGLExtensions(void)
{
CTexMan::m_bRGBA = true;
iLog->Log("\n...Check OpenGL extensions\n");
FindProcs( true );
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ARB_texture_compression)
iLog->Log(" ...GL_ARB_texture_compression not found\n");
else
if (CV_gl_arb_texture_compression && CV_r_supportcompressedtextures)
{
m_Features |= RFT_COMPRESSTEXTURE;
iLog->Log(" ...using GL_ARB_texture_compression\n");
}
else
{
SUPPORTS_GL_ARB_texture_compression = 0;
iLog->Log(" ...ignoring GL_ARB_texture_compression\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_WGL_EXT_swap_control)
iLog->Log(" ...WGL_EXT_swap_control not found\n");
else
if (CV_gl_ext_swapcontrol)
iLog->Log(" ...using WGL_EXT_swap_control\n");
else
{
SUPPORTS_WGL_EXT_swap_control = 0;
wglSwapIntervalEXT = NULL;
iLog->Log(" ...ignoring WGL_EXT_swap_control\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_WGL_ARB_render_texture)
iLog->Log(" ...WGL_ARB_render_texture not found\n");
else
if (CV_gl_arb_render_texture)
iLog->Log(" ...using WGL_ARB_render_texture\n");
else
{
SUPPORTS_WGL_ARB_render_texture = 0;
iLog->Log(" ...ignoring WGL_ARB_render_texture\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_WGL_3DFX_gamma_control)
iLog->Log(" ...WGL_3DFX_gamma_control not found\n");
else
if (CV_gl_3dfx_gamma_control)
iLog->Log(" ...using WGL_3DFX_gamma_control\n");
else
{
SUPPORTS_WGL_3DFX_gamma_control = 0;
wglGetDeviceGammaRamp3DFX = NULL;
wglSetDeviceGammaRamp3DFX = NULL;
iLog->Log(" ...ignoring WGL_3DFX_gamma_control\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ARB_multisample)
iLog->Log(" ...GL_ARB_multisample not found\n");
else
if (CV_gl_arb_multisample)
iLog->Log(" ...using GL_ARB_multisample\n");
else
{
SUPPORTS_GL_ARB_multisample = 0;
iLog->Log(" ...ignoring GL_ARB_multisample\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_WGL_ARB_pbuffer)
iLog->Log(" ...WGL_ARB_pbuffer not found\n");
else
if (CV_gl_arb_pbuffer)
iLog->Log(" ...using WGL_ARB_pbuffer\n");
else
{
SUPPORTS_WGL_ARB_pbuffer = 0;
iLog->Log(" ...ignoring WGL_ARB_pbuffer\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_WGL_ARB_pixel_format)
iLog->Log(" ...WGL_ARB_pixel_format not found\n");
else
if (CV_gl_arb_pixel_format)
iLog->Log(" ...using WGL_ARB_pixel_format\n");
else
{
SUPPORTS_WGL_ARB_pixel_format = 0;
iLog->Log(" ...ignoring WGL_ARB_pixel_format\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_WGL_ARB_buffer_region)
iLog->Log(" ...WGL_ARB_buffer_region not found\n");
else
if (CV_gl_arb_buffer_region)
iLog->Log(" ...using WGL_ARB_buffer_region\n");
else
{
SUPPORTS_WGL_ARB_buffer_region = 0;
iLog->Log(" ...ignoring WGL_ARB_buffer_region\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ARB_texture_env_combine)
iLog->Log(" ...GL_ARB_texture_env_combine not found\n");
else
if (CV_gl_arb_texture_env_combine)
iLog->Log(" ...using GL_ARB_texture_env_combine\n");
else
{
SUPPORTS_GL_ARB_texture_env_combine = 0;
iLog->Log(" ...ignoring GL_ARB_texture_env_combine\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_SGIX_depth_texture)
{
iLog->Log(" ...GL_SGIX_depth_texture not found\n");
}
else
if (CV_gl_sgix_depth_texture)
{
#ifdef WIN64
//m_Features |= RFT_DEPTHMAPS;
#else
m_Features |= RFT_DEPTHMAPS;
#endif
iLog->Log(" ...using GL_SGIX_depth_texture\n");
}
else
{
SUPPORTS_GL_SGIX_depth_texture = 0;
iLog->Log(" ...ignoring GL_SGIX_depth_texture\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_SGIX_shadow)
iLog->Log(" ...GL_SGIX_shadow not found\n");
else
if (CV_gl_sgix_shadow)
iLog->Log(" ...using GL_SGIX_shadow\n");
else
{
SUPPORTS_GL_SGIX_shadow = 0;
iLog->Log(" ...ignoring GL_SGIX_shadow\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_SGIS_generate_mipmap)
iLog->Log(" ...GL_SGIS_generate_mipmap not found\n");
else
if (CV_gl_sgis_generate_mipmap)
iLog->Log(" ...using GL_SGIS_generate_mipmap\n");
else
{
SUPPORTS_GL_SGIS_generate_mipmap = 0;
iLog->Log(" ...ignoring GL_SGIS_generate_mipmap\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_SGIS_texture_lod)
iLog->Log(" ...GL_SGIS_texture_lod not found\n");
else
if (CV_gl_sgis_texture_lod)
iLog->Log(" ...using GL_SGIS_texture_lod\n");
else
{
SUPPORTS_GL_SGIS_texture_lod = 0;
iLog->Log(" ...ignoring GL_SGIS_texture_lod\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ARB_multitexture)
iLog->Log(" ...GL_ARB_multitexture not found\n");
else
if (CV_gl_arb_multitexture)
{
iLog->Log(" ...using GL_ARB_multitexture\n");
m_Features |= RFT_MULTITEXTURE;
}
else
{
SUPPORTS_GL_ARB_multitexture = 0;
iLog->Log(" ...ignoring GL_ARB_multitexture\n");
}
if (!(GetFeatures() & RFT_MULTITEXTURE))
{
glActiveTextureARB = NULL;
glClientActiveTextureARB = NULL;
glMultiTexCoord2fARB = NULL;
glMultiTexCoord2fvARB = NULL;
m_MaxActiveTexturesARBFixed = 0;
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_texgen_reflection)
iLog->Log(" ...GL_NV_texgen_reflection not found\n");
else
if (CV_gl_nv_texgen_reflection)
{
iLog->Log(" ...using GL_NV_texgen_reflection\n");
m_Features |= RFT_TEXGEN_REFLECTION;
}
else
{
SUPPORTS_GL_NV_texgen_reflection = 0;
iLog->Log(" ...ignoring GL_NV_texgen_reflection\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_HP_occlusion_test)
iLog->Log(" ...GL_HP_occlusion_test not found\n");
else
if (CV_gl_hp_occlusion_test)
{
iLog->Log(" ...using GL_HP_occlusion_test\n");
m_Features |= RFT_OCCLUSIONTEST;
}
else
{
SUPPORTS_GL_HP_occlusion_test = 0;
iLog->Log(" ...ignoring GL_HP_occlusion_test\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_occlusion_query)
iLog->Log(" ...GL_NV_occlusion_query not found\n");
else
if (CV_gl_hp_occlusion_test)
{
iLog->Log(" ...using GL_NV_occlusion_query\n");
m_Features |= RFT_OCCLUSIONTEST;
}
else
{
SUPPORTS_GL_NV_occlusion_query = 0;
iLog->Log(" ...ignoring GL_NV_occlusion_query\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_multisample_filter_hint)
iLog->Log(" ...GL_NV_multisample_filter_hint not found\n");
else
if (CV_gl_nv_multisample_filter_hint)
iLog->Log(" ...using GL_NV_multisample_filter_hint\n");
else
{
SUPPORTS_GL_NV_multisample_filter_hint = 0;
iLog->Log(" ...ignoring GL_NV_multisample_filter_hint\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_fog_distance)
iLog->Log(" ...GL_NV_fog_distance not found\n");
else
if (CV_gl_nv_fog_distance)
{
iLog->Log(" ...using GL_NV_fog_distance\n");
}
else
{
SUPPORTS_GL_NV_fog_distance = 0;
iLog->Log(" ...ignoring GL_NV_fog_distance\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_texgen_emboss)
iLog->Log(" ...GL_NV_texgen_emboss not found\n");
else
if (CV_gl_nv_texgen_emboss)
{
iLog->Log(" ...using GL_NV_texgen_emboss\n");
m_Features |= RFT_TEXGEN_EMBOSS;
}
else
{
SUPPORTS_GL_NV_texgen_emboss = 0;
iLog->Log(" ...ignoring GL_NV_texgen_emboss\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_separate_specular_color)
iLog->Log(" ...GL_EXT_separate_specular_color not found\n");
else
if (CV_gl_ext_separate_specular_color)
{
iLog->Log(" ...using GL_EXT_separate_specular_color\n");
glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL_EXT, GL_SEPARATE_SPECULAR_COLOR_EXT);
}
else
{
SUPPORTS_GL_EXT_separate_specular_color = 0;
iLog->Log(" ...ignoring GL_EXT_separate_specular_color\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_texture_env_combine)
iLog->Log(" ...GL_EXT_texture_env_combine not found\n");
else
if (CV_gl_ext_texture_env_combine)
iLog->Log(" ...using GL_EXT_texture_env_combine\n");
else
{
SUPPORTS_GL_EXT_texture_env_combine = 0;
iLog->Log(" ...ignoring GL_EXT_texture_env_combine\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_multi_draw_arrays)
iLog->Log(" ...GL_EXT_multi_draw_arrays not found\n");
else
if (CV_gl_ext_multi_draw_arrays)
{
iLog->Log(" ...using GL_EXT_multi_draw_arrays\n");
}
else
{
SUPPORTS_GL_EXT_multi_draw_arrays = 0;
iLog->Log(" ...ignoring GL_EXT_multi_draw_arrays\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_texture_env_combine4)
iLog->Log(" ...GL_NV_texture_env_combine4 not found\n");
else
if (CV_gl_nv_texture_env_combine4)
{
iLog->Log(" ...using GL_NV_texture_env_combine4\n");
if (GetFeatures() & RFT_MULTITEXTURE)
m_Features |= RFT_DETAILTEXTURE;
}
else
{
SUPPORTS_GL_NV_texture_env_combine4 = 0;
iLog->Log(" ...ignoring GL_NV_texture_env_combine4\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_point_sprite)
iLog->Log(" ...GL_NV_point_sprite not found\n");
else
if (CV_gl_nv_point_sprite)
{
iLog->Log(" ...using GL_NV_point_sprite\n");
}
else
{
SUPPORTS_GL_NV_point_sprite = 0;
iLog->Log(" ...ignoring GL_NV_point_sprite\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_vertex_array_range)
iLog->Log(" ...GL_NV_vertex_array_range not found\n");
else
if (CV_gl_nv_vertex_array_range)
iLog->Log(" ...using GL_NV_vertex_array_range\n");
else
{
SUPPORTS_GL_NV_vertex_array_range = 0;
iLog->Log(" ...ignoring GL_NV_vertex_array_range\n");
wglAllocateMemoryNV = NULL;
glVertexArrayRangeNV = NULL;
wglFreeMemoryNV = NULL;
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_fence)
iLog->Log(" ...GL_NV_fence not found\n");
else
if (CV_gl_nv_fence)
iLog->Log(" ...using GL_NV_fence\n");
else
{
SUPPORTS_GL_NV_fence = 0;
iLog->Log(" ...ignoring GL_NV_fence\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_compiled_vertex_array)
iLog->Log(" ...GL_EXT_compiled_vertex_array not found.\n");
else
if ( CV_gl_ext_compiled_vertex_array)
iLog->Log(" ...using GL_EXT_compiled_vertex_array.\n");
else
{
SUPPORTS_GL_EXT_compiled_vertex_array = 0;
glLockArraysEXT = NULL;
glUnlockArraysEXT = NULL;
iLog->Log(" ...ignoring GL_EXT_compiled_vertex_array.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_texture_env_add)
iLog->Log(" ...GL_EXT_texture_env_add not found.\n");
else
if ( CV_gl_ext_texture_env_add)
iLog->Log(" ...using GL_EXT_texture_env_add.\n");
else
{
SUPPORTS_GL_EXT_texture_env_add = 0;
iLog->Log(" ...ignoring GL_EXT_texture_env_add.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_texture_filter_anisotropic)
iLog->Log(" ...GL_EXT_texture_filter_anisotropic not found.\n");
else
if ( CV_gl_ext_texture_filter_anisotropic)
{
iLog->Log(" ...using GL_EXT_texture_filter_anisotropic.\n");
glGetIntegerv( GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &m_MaxAnisotropicLevel );
m_Features |= RFT_ALLOWANISOTROPIC;
if (!CV_r_texture_anisotropic_level)
CV_r_texture_anisotropic_level = 1;
}
else
{
SUPPORTS_GL_EXT_texture_filter_anisotropic = 0;
iLog->Log(" ...ignoring GL_EXT_texture_filter_anisotropic.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_bgra)
iLog->Log(" ...GL_EXT_bgra not found.\n");
else
if ( CV_gl_ext_bgra)
iLog->Log(" ...using GL_EXT_bgra.\n");
else
{
SUPPORTS_GL_EXT_bgra = 0;
iLog->Log(" ...ignoring GL_EXT_bgra.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_depth_bounds_test)
iLog->Log(" ...GL_EXT_depth_bounds_test not found.\n");
else
if (CV_gl_ext_depth_bounds_test)
iLog->Log(" ...using GL_EXT_depth_bounds_test.\n");
else
{
SUPPORTS_GL_EXT_depth_bounds_test = 0;
iLog->Log(" ...ignoring GL_EXT_depth_bounds_test.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_secondary_color)
iLog->Log(" ...GL_EXT_secondary_color not found.\n");
else
if (CV_gl_ext_secondary_color)
{
iLog->Log(" ...using GL_EXT_secondary_color.\n");
m_Features |= RFT_ALLOWSECONDCOLOR;
}
else
{
SUPPORTS_GL_EXT_secondary_color = 0;
iLog->Log(" ...ignoring GL_EXT_secondary_color.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_paletted_texture)
iLog->Log(" ...GL_EXT_paletted_texture not found.\n");
else
if (CV_gl_ext_paletted_texture && CV_r_supportpalettedtextures)
{
iLog->Log(" ...using GL_EXT_paletted_texture.\n");
m_Features |= RFT_PALTEXTURE;
}
else
{
SUPPORTS_GL_EXT_paletted_texture = 0;
iLog->Log(" ...ignoring GL_EXT_paletted_texture.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_stencil_two_side)
iLog->Log(" ...GL_EXT_stencil_two_side not found.\n");
else
if (CV_gl_ext_stencil_two_side)
iLog->Log(" ...using GL_EXT_stencil_two_side.\n");
else
{
SUPPORTS_GL_EXT_stencil_two_side = 0;
iLog->Log(" ...ignoring GL_EXT_stencil_two_side.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_stencil_wrap)
iLog->Log(" ...GL_EXT_stencil_wrap not found.\n");
else
if (CV_gl_ext_stencil_wrap)
iLog->Log(" ...using GL_EXT_stencil_wrap.\n");
else
{
SUPPORTS_GL_EXT_stencil_wrap = 0;
iLog->Log(" ...ignoring GL_EXT_stencil_wrap.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_register_combiners)
iLog->Log(" ...GL_NV_register_combiners not found.\n");
else
if (CV_gl_nv_register_combiners)
{
iLog->Log(" ...using GL_NV_register_combiners.\n");
m_Features &= ~RFT_HW_MASK;
m_Features |= RFT_HW_GF2;
m_Features |= RFT_FOGVP;
}
else
{
SUPPORTS_GL_NV_register_combiners = 0;
iLog->Log(" ...ignoring GL_NV_register_combiners.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_register_combiners2)
iLog->Log(" ...GL_NV_register_combiners2 not found.\n");
else
if (CV_gl_nv_register_combiners2)
{
iLog->Log(" ...using GL_NV_register_combiners2.\n");
m_Features |= RFT_HW_RC;
m_Features |= RFT_FOGVP;
glEnable(GL_PER_STAGE_CONSTANTS_NV);
}
else
{
SUPPORTS_GL_NV_register_combiners2 = 0;
iLog->Log(" ...ignoring GL_NV_register_combiners2.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_vertex_program)
iLog->Log(" ...GL_NV_vertex_program not found.\n");
else
if (CV_gl_nv_vertex_program)
{
iLog->Log(" ...using GL_NV_vertex_program.\n");
m_Features |= RFT_HW_VS;
m_Features |= RFT_FOGVP;
}
else
{
SUPPORTS_GL_NV_vertex_program = 0;
iLog->Log(" ...ignoring GL_NV_vertex_program3.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ARB_vertex_program)
iLog->Log(" ...GL_ARB_vertex_program not found.\n");
else
if (CV_gl_arb_vertex_program)
{
iLog->Log(" ...using GL_ARB_vertex_program.\n");
m_Features |= RFT_HW_VS;
m_Features |= RFT_FOGVP;
}
else
{
SUPPORTS_GL_ARB_vertex_program = 0;
iLog->Log(" ...ignoring GL_ARB_vertex_program.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_texture_shader)
iLog->Log(" ...GL_NV_texture_shader not found.\n");
else
if (CV_gl_nv_texture_shader)
{
iLog->Log(" ...using GL_NV_texture_shader.\n");
m_Features |= RFT_HW_TS;
m_Features &= ~RFT_HW_MASK;
m_Features |= RFT_HW_GF3;
m_Features |= RFT_FOGVP;
}
else
{
SUPPORTS_GL_NV_texture_shader = 0;
iLog->Log(" ...ignoring GL_NV_texture_shader.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_texture_shader2)
iLog->Log(" ...GL_NV_texture_shader2 not found.\n");
else
if (CV_gl_nv_texture_shader2)
{
iLog->Log(" ...using GL_NV_texture_shader2.\n");
m_Features |= RFT_HW_TS;
m_Features |= RFT_FOGVP;
}
else
{
SUPPORTS_GL_NV_texture_shader2 = 0;
iLog->Log(" ...ignoring GL_NV_texture_shader2.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_texture_shader3)
iLog->Log(" ...GL_NV_texture_shader3 not found.\n");
else
if (CV_gl_nv_texture_shader3)
{
iLog->Log(" ...using GL_NV_texture_shader3.\n");
m_Features |= RFT_HW_TS | RFT_HW_ENVBUMPPROJECTED;
}
else
{
SUPPORTS_GL_NV_texture_shader3 = 0;
iLog->Log(" ...ignoring GL_NV_texture_shader3.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_texture_rectangle)
iLog->Log(" ...GL_NV_texture_rectangle not found.\n");
else
if (CV_gl_nv_texture_rectangle)
{
iLog->Log(" ...using GL_NV_texture_rectangle.\n");
m_Features |= RFT_ALLOWRECTTEX;
}
else
{
SUPPORTS_GL_NV_texture_rectangle = 0;
iLog->Log(" ...ignoring GL_NV_texture_rectangle.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_texture_rectangle)
iLog->Log(" ...GL_EXT_texture_rectangle not found.\n");
else
if (CV_gl_ext_texture_rectangle && !SUPPORTS_GL_NV_texture_rectangle)
{
iLog->Log(" ...using GL_EXT_texture_rectangle.\n");
m_Features |= RFT_ALLOWRECTTEX;
}
else
{
SUPPORTS_GL_EXT_texture_rectangle = 0;
iLog->Log(" ...ignoring GL_EXT_texture_rectangle.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_EXT_texture_cube_map)
iLog->Log(" ...GL_EXT_texture_cube_map not found.\n");
else
if (CV_gl_ext_texture_cube_map)
{
iLog->Log(" ...using GL_EXT_texture_cube_map.\n");
}
else
{
SUPPORTS_GL_EXT_texture_cube_map = 0;
iLog->Log(" ...ignoring GL_EXT_texture_cube_map.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ATI_separate_stencil)
iLog->Log(" ...GL_ATI_separate_stencil not found.\n");
else
if (CV_gl_ati_separate_stencil)
{
iLog->Log(" ...using GL_ATI_separate_stencil.\n");
}
else
{
SUPPORTS_GL_ATI_separate_stencil = 0;
iLog->Log(" ...ignoring GL_ATI_separate_stencil.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ATI_fragment_shader)
iLog->Log(" ...GL_ATI_fragment_shader not found.\n");
else
if (CV_gl_ati_fragment_shader)
{
iLog->Log(" ...using GL_ATI_fragment_shader.\n");
m_Features &= ~RFT_HW_MASK;
m_Features |= RFT_HW_RADEON;
}
else
{
SUPPORTS_GL_ATI_fragment_shader = 0;
iLog->Log(" ...ignoring GL_ATI_fragment_shader.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ARB_vertex_buffer_object)
iLog->Log(" ...GL_ARB_vertex_buffer_object not found.\n");
else
if (CV_gl_arb_vertex_buffer_object || !SUPPORTS_GL_NV_fence)
{
SUPPORTS_GL_ATI_fragment_shader = 0;
SUPPORTS_GL_NV_fence = 0;
SUPPORTS_GL_NV_vertex_array_range = 0;
iLog->Log(" ...using GL_ARB_vertex_buffer_object.\n");
}
else
{
SUPPORTS_GL_ARB_vertex_buffer_object = 0;
iLog->Log(" ...ignoring GL_ARB_vertex_buffer_object.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_NV_fragment_program)
iLog->Log(" ...GL_NV_fragment_program not found.\n");
else
if (CV_gl_nv_fragment_program)
{
iLog->Log(" ...using GL_NV_fragment_program.\n");
SUPPORTS_GL_ATI_fragment_shader = 0;
SUPPORTS_GL_ARB_fragment_program = 0;
m_Features |= RFT_HW_TS | RFT_HW_PS20;
m_Features &= ~RFT_HW_MASK;
m_Features |= RFT_HW_GFFX;
m_Features |= RFT_HW_ENVBUMPPROJECTED;
//m_MaxActiveTexturesARB = Max(m_MaxActiveTexturesARB, 6);
}
else
{
SUPPORTS_GL_NV_fragment_program = 0;
iLog->Log(" ...ignoring GL_NV_fragment_program.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ARB_fragment_program)
iLog->Log(" ...GL_ARB_fragment_program not found.\n");
else
if (CV_gl_arb_fragment_program && !SUPPORTS_GL_NV_fragment_program)
{
iLog->Log(" ...using GL_ARB_fragment_program.\n");
SUPPORTS_GL_ATI_fragment_shader = 0;
m_Features |= RFT_HW_TS | RFT_HW_PS20;
if (((m_Features & RFT_HW_MASK) != RFT_HW_RADEON))
{
m_Features &= ~RFT_HW_MASK;
m_Features |= RFT_HW_GFFX;
}
m_Features |= RFT_HW_ENVBUMPPROJECTED;
m_Features |= RFT_FOGVP;
//m_MaxActiveTexturesARB = Max(m_MaxActiveTexturesARB, 6);
}
else
{
SUPPORTS_GL_ARB_fragment_program = 0;
iLog->Log(" ...ignoring GL_ARB_fragment_program.\n");
}
if (!SUPPORTS_GL_NV_vertex_program3)
iLog->Log(" ...GL_NV_vertex_program3 not found.\n");
else
if (CV_gl_nv_vertex_program3)
{
iLog->Log(" ...using GL_NV_vertex_program3.\n");
m_Features |= RFT_HW_VS;
m_Features |= RFT_FOGVP;
m_Features &= ~RFT_HW_MASK;
m_Features |= RFT_HW_NV4X;
if (SUPPORTS_GL_ARB_vertex_program)
SUPPORTS_GL_NV_vertex_program = 0;
}
else
{
SUPPORTS_GL_NV_vertex_program3 = 0;
iLog->Log(" ...ignoring GL_NV_vertex_program3.\n");
}
/////////////////////////////////////////////////////////////////////////////////////
if (!SUPPORTS_GL_ARB_texture_env_combine)
iLog->Log(" ...GL_ARB_texture_env_combine not found.\n");
else
if (CV_gl_arb_fragment_program)
{
iLog->Log(" ...using GL_ARB_texture_env_combine.\n");
}
else
{
SUPPORTS_GL_ARB_texture_env_combine = 0;
iLog->Log(" ...ignoring GL_ARB_texture_env_combine.\n");
}
m_Features |= RFT_BUMP;
if (SUPPORTS_GL_ARB_fragment_program || (m_Features & RFT_DEPTHMAPS))
m_Features |= RFT_SHADOWMAP_SELFSHADOW;
if (CV_r_shadowtype == 1)
m_Features &= ~(RFT_SHADOWMAP_SELFSHADOW | RFT_DEPTHMAPS);
iLog->Log("\n");
if (SUPPORTS_GL_ARB_fragment_program)
{
glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS_ARB, &m_MaxActiveTexturesARB_VP);
glGetIntegerv(GL_MAX_TEXTURES_UNITS_ARB, &m_MaxActiveTexturesARBFixed);
}
else
{
glGetIntegerv(GL_MAX_TEXTURES_UNITS_ARB, &m_MaxActiveTexturesARBFixed);
m_MaxActiveTexturesARB_VP = m_MaxActiveTexturesARBFixed;
}
m_MaxActiveTexturesARB_VP = min(m_MaxActiveTexturesARB_VP, MAX_TMU);
m_MaxActiveTexturesARBFixed = min(m_MaxActiveTexturesARBFixed, MAX_TMU);
return true;
}
void CGLRenderer::MakeCurrent()
{
int i;
if (pwglGetCurrentContext() == m_RContexts[0]->m_hRC)
return;
if (pwglMakeCurrent(m_RContexts[0]->m_hDC, m_RContexts[0]->m_hRC) != TRUE)
{
if (iLog)
iLog->LogToFile( "Warning: MakeCurrent of OpenGL context failed!" );
}
for (i=0; i<96; i++)
{
CCGVProgram_GL::m_CurParams[i][0] = -999999;
CCGVProgram_GL::m_CurParams[i][1] = -999999;
CCGVProgram_GL::m_CurParams[i][2] = -999999;
CCGVProgram_GL::m_CurParams[i][3] = -999999;
}
CVProgram::m_LastVP = 0;
CPShader::m_CurRC = NULL;
}
void CGLRenderer::ShareResources( IRenderer *renderer )
{
// Ignore share with myself!
if (renderer == this)
return;
// Assume that renderer is of same type.
CGLRenderer *glRend = (CGLRenderer*)renderer;
if (pwglShareLists( m_CurrContext->m_hRC, glRend->m_CurrContext->m_hRC ) == FALSE)
{
if (iLog)
iLog->Log("Warning: Sharing of OpenGL resources failed!" );
}
}
//////////////////////////////////////////////////////////////////////
bool CGLRenderer::SetupPixelFormat(unsigned char colorbits,unsigned char zbits,unsigned char sbits,SRendContext *rc)
{
#ifdef WIN32
iLog->LogToFile("SetupPixelFormat ...");
PIXELFORMATDESCRIPTOR pfd;
int pixelFormat;
memset(&pfd, 0, sizeof(pfd));
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = PFD_SUPPORT_OPENGL | PFD_DRAW_TO_WINDOW | PFD_DOUBLEBUFFER;
pfd.dwLayerMask = PFD_MAIN_PLANE;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = colorbits;
pfd.cAlphaBits = CV_gl_alpha_bits;
pfd.cDepthBits = zbits;
pfd.cAccumBits = 0;
pfd.cStencilBits = sbits;
BOOL status = FALSE;
if (m_RContexts.Num() && rc != m_RContexts[0])
pixelFormat = m_RContexts[0]->m_PixFormat;
else
pixelFormat = ChoosePixelFormat(m_CurrContext->m_hDC, &pfd);
m_CurrContext->m_PixFormat = pixelFormat;
if (!pixelFormat)
{
iLog->LogToFile("Cannot ChoosePixelFormat \n");
return (false);
}
iLog->LogToFile("Selected cColorBits = %d, cDepthBits = %d, Stencilbits=%d\n", pfd.cColorBits, pfd.cDepthBits,pfd.cStencilBits);
iLog->LogToFile("GL PIXEL FORMAT:\n");
memset(&pfd, 0, sizeof(pfd));
if (DescribePixelFormat(m_CurrContext->m_hDC, pixelFormat, sizeof(PIXELFORMATDESCRIPTOR), &pfd))
{
if (pfd.dwFlags & PFD_DRAW_TO_WINDOW) iLog->LogToFile("PFD_DRAW_TO_WINDOW\n");
if (pfd.dwFlags & PFD_DRAW_TO_BITMAP) iLog->LogToFile("PFD_DRAW_TO_BITMAP\n");
if (pfd.dwFlags & PFD_SUPPORT_GDI) iLog->LogToFile("PFD_SUPPORT_GDI\n");
if (pfd.dwFlags & PFD_SUPPORT_OPENGL) iLog->LogToFile("PFD_SUPPORT_OPENGL\n");
if (pfd.dwFlags & PFD_GENERIC_ACCELERATED) iLog->LogToFile("PFD_GENERIC_ACCELERATED\n");
if (pfd.dwFlags & PFD_NEED_PALETTE) iLog->LogToFile("PFD_NEED_PALETTE\n");
if (pfd.dwFlags & PFD_NEED_SYSTEM_PALETTE) iLog->LogToFile("PFD_NEED_SYSTEM_PALETTE\n");
if (pfd.dwFlags & PFD_DOUBLEBUFFER) iLog->LogToFile("PFD_DOUBLEBUFFER\n");
if (pfd.dwFlags & PFD_STEREO) iLog->LogToFile("PFD_STEREO\n");
if (pfd.dwFlags & PFD_SWAP_LAYER_BUFFERS) iLog->LogToFile("PFD_SWAP_LAYER_BUFFERS\n");
iLog->LogToFile("Pixel format %d:\n",pixelFormat);
iLog->LogToFile("Pixel Type: %d\n",pfd.iPixelType);
iLog->LogToFile("Bits: Color=%d R=%d G=%d B=%d A=%d\n", pfd.cColorBits, pfd.cRedBits, pfd.cGreenBits, pfd.cBlueBits, pfd.cAlphaBits);
iLog->LogToFile("Bits: Accum=%d Depth=%d Stencil=%d\n", pfd.cAccumBits, pfd.cDepthBits, pfd.cStencilBits);
iLog->LogToFile("Using cColorBits = %d, cDepthBits = %d, Stencilbits=%d\n", pfd.cColorBits, pfd.cDepthBits,pfd.cStencilBits);
if (pfd.dwFlags & PFD_GENERIC_FORMAT)
{
iLog->LogToFile("PFD_GENERIC_FORMAT\n");
return (false);
}
m_abpp = pfd.cAlphaBits;
m_sbpp = pfd.cStencilBits;
m_cbpp = pfd.cColorBits;
m_zbpp = pfd.cDepthBits;
}
else
{
iLog->LogToFile("Warning: Cannot DescribePixelFormat \n");
return (false);
}
// set the format to closest match
SetPixelFormat(m_CurrContext->m_hDC, pixelFormat, &pfd);
return (true);
#else
return (false);
#endif
}
//! Return all supported by video card video AA formats
int CGLRenderer::EnumAAFormats(TArray<SAAFormat>& Formats, bool bReset)
{
return 0;
}
int CGLRenderer::EnumDisplayFormats(TArray<SDispFormat>& Formats, bool bReset)
{
SDispFormat frm;
Formats.Free();
if (bReset)
return 0;
int i, j;
for (i=0; i<m_numvidmodes; i++)
{
DEVMODE *m = &m_vidmodes[i];
if (m->dmPelsWidth < 640 || m->dmPelsHeight < 480 || m->dmBitsPerPel < 15)
continue;
for (j=0; j<Formats.Num(); j++)
{
SDispFormat *f = &Formats[j];
if (f->m_Width == m->dmPelsWidth && f->m_Height == m->dmPelsHeight && f->m_BPP == m->dmBitsPerPel)
break;
}
if (j == Formats.Num())
{
frm.m_Width = m->dmPelsWidth;
frm.m_Height = m->dmPelsHeight;
frm.m_BPP = m->dmBitsPerPel;
if (frm.m_BPP == 24)
frm.m_BPP = 32;
Formats.AddElem(frm);
}
}
return Formats.Num();
}
HWND CGLRenderer::SetMode(int x,int y,int width,int height,unsigned int cbpp, int zbpp, int sbits, bool fullscreen,HINSTANCE hinst, HWND Glhwnd)
{
///////////////////////////////////Get Desktop Settings
HWND temp = GetDesktopWindow();
RECT trect;
GetWindowRect(temp, &trect);
m_deskwidth =trect.right-trect.left;
m_deskheight=trect.bottom-trect.top;
HDC hDC = GetDC (NULL);
m_deskbpp = GetDeviceCaps( hDC, BITSPIXEL );
// m_deskfreq= GetDeviceCaps( hDC, VREFRESH );
ReleaseDC (NULL,hDC);
iLog->Log("Desktop settings: %d x %d x %d",m_deskwidth,m_deskheight,m_deskbpp/*,m_deskfreq*/);
iLog->Log("Available video modes:\n");
///////////////////////////////////Find available video modes
int nummode;
for (nummode=0;;nummode++)
{
DEVMODE Tmp;
ZeroMemory(&Tmp,sizeof(Tmp));
Tmp.dmSize = sizeof(Tmp);
if (!EnumDisplaySettings(NULL,nummode,&Tmp))
break;
} //nummode
if (nummode>0)
{
if (m_vidmodes)
delete [] m_vidmodes;
m_vidmodes = new DEVMODE [m_numvidmodes=nummode];
}
for (nummode=0;;nummode++)
{
DEVMODE Tmp;
ZeroMemory(&Tmp,sizeof(Tmp));
Tmp.dmSize = sizeof(Tmp);
if (!EnumDisplaySettings(NULL,nummode,&Tmp))
break;
m_vidmodes[nummode]=Tmp;
} //nummode
if (m_numvidmodes==0)
{
iLog->Log("Warning: Cannot find at least one video mode available\n");
return (NULL);
}
///////////////////////////////////Find the best video mode
if (width < 640)
width = 640;
if (height < 480)
height = 480;
if (cbpp < 16)
cbpp = 16;
int best_mode=0;
for (int mode = 0; mode < m_numvidmodes; mode++)
{
if (((int)(m_vidmodes[mode].dmPelsWidth) >= (int)(m_vidmodes[best_mode].dmPelsWidth)) &&
((int)(m_vidmodes[mode].dmPelsWidth) <= width) &&
((int)(m_vidmodes[mode].dmPelsHeight) >= (int)(m_vidmodes[best_mode].dmPelsHeight)) &&
((int)(m_vidmodes[mode].dmPelsHeight) <= height) &&
((int)(m_vidmodes[mode].dmBitsPerPel) >= (int)(m_vidmodes[best_mode].dmBitsPerPel)) &&
((int)(m_vidmodes[mode].dmBitsPerPel) <= cbpp))
best_mode = mode;
}
///////////////////////////////////Create window
if (width==m_deskwidth && height==m_deskheight)
fullscreen=true;
char szWinTitle[80];
sprintf(szWinTitle,"- Far Cry - %s (%s)",__DATE__, __TIME__);
if (fullscreen)
{
if (!ChangeDisplay(m_vidmodes[best_mode].dmPelsWidth,m_vidmodes[best_mode].dmPelsHeight,m_vidmodes[best_mode].dmBitsPerPel))
return (false);
Glhwnd = CreateWindowEx(WS_EX_APPWINDOW,
"CryENGINE", szWinTitle,
WS_POPUP | WS_CLIPSIBLINGS,
0, 0, width, height,
NULL, NULL, hinst, NULL);
m_width=m_vidmodes[best_mode].dmPelsWidth;
m_height=m_vidmodes[best_mode].dmPelsHeight;
SetCursor(NULL);
ShowCursor(FALSE);
}
else
{
if(!Glhwnd)
{
WNDCLASS wc;
if (!GetClassInfo(hinst, "CryENGINE", &wc))
{
wc.style = CS_OWNDC | CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = DefWindowProc;
wc.cbClsExtra = 4;
wc.cbWndExtra = 4;
wc.hInstance = hinst;
wc.hIcon = NULL;
wc.hCursor = NULL;
wc.hbrBackground = (HBRUSH)(BLACK_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = "CryENGINE";
RegisterClass(&wc);
}
Glhwnd = CreateWindowEx(WS_EX_APPWINDOW,
"CryENGINE", szWinTitle,
WS_BORDER | WS_DLGFRAME | WS_CLIPSIBLINGS | WS_SYSMENU,
(GetSystemMetrics(SM_CXFULLSCREEN)-width)/2,
(GetSystemMetrics(SM_CYFULLSCREEN)-height)/2,
GetSystemMetrics(SM_CXDLGFRAME)*2 + width,
GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CXDLGFRAME)*2 + height,
NULL, NULL, hinst, NULL);
}
DWORD err=GetLastError();
m_width = width;
m_height = height;
}
m_VX = m_VY = 0;
m_VWidth = m_width;
m_VHeight = m_height;
if (!Glhwnd)
{
iLog->Log("Error: CreateWindowEx\n");
return (false);
}
m_FullScreen = fullscreen;
if (!m_FullScreen)
SetWindowPos(Glhwnd, HWND_NOTOPMOST, (GetSystemMetrics(SM_CXFULLSCREEN)-width)/2, (GetSystemMetrics(SM_CYFULLSCREEN)-height)/2, GetSystemMetrics(SM_CXDLGFRAME)*2 + width, GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CXDLGFRAME)*2 + height, SWP_SHOWWINDOW);
//SAFE_DELETE_ARRAY(m_vidmodes);
return Glhwnd;
}
//////////////////////////////////////////////////////////////////////
typedef BOOL (WINAPI * PFNWGLGETPIXELFORMATATTRIBIVARBPROC) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues);
typedef BOOL (WINAPI * PFNWGLGETPIXELFORMATATTRIBFVARBPROC) (HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues);
typedef BOOL (WINAPI * PFNWGLCHOOSEPIXELFORMATARBPROC) (HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats);
typedef PROC (WINAPI * PFNWGLGETPROCADDRESSPROC) (LPCSTR str);
// Determine if an OpenGL WGL extension is supported.
//
// NOTE: This routine uses wglGetProcAddress so this routine REQUIRES
// that the calling thread is bound to a hardware-accelerated OpenGL
// rendering context.
int CGLRenderer::_wglExtensionSupported(const char *extension)
{
// Lazy initialization - We don't know if we've initialized this yet, so do it here.
wglGetExtensionsStringEXT = (PFNWGLGETEXTENSIONSSTRINGEXTPROC) pwglGetProcAddress("wglGetExtensionsStringEXT");
wglGetExtensionsStringARB = (PFNWGLGETEXTENSIONSSTRINGARBPROC) pwglGetProcAddress("wglGetExtensionsStringARB");
if (wglGetExtensionsStringARB || wglGetExtensionsStringEXT)
{
static const GLubyte *extensions = NULL;
const GLubyte *start;
GLubyte *where, *terminator;
// Extension names should not have spaces.
where = (GLubyte *) strchr(extension, ' ');
if (where || *extension == '\0')
return 0;
if (!extensions)
{
HDC hdc = GetDC(0);
if (wglGetExtensionsStringARB)
extensions = (const GLubyte *) wglGetExtensionsStringARB(hdc);
else
extensions = (const GLubyte *) wglGetExtensionsStringEXT();
::ReleaseDC(0,hdc);
}
// It takes a bit of care to be fool-proof about parsing the
// OpenGL extensions string. Don't be fooled by sub-strings,
// etc.
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;
}
//======================================================================
int nTexSize=0;
int nFrameTexSize=0;
static int curBind=-1;
int BindSizes[TX_LASTBIND];
int BindFrame[TX_LASTBIND];
int TargetTex[TX_LASTBIND];
static int bAutoMips = 0;
static _inline void sUpdateTexSize(int target, int width, int height, int depth, int internalFormat, int nLevel)
{
if (target > GL_TEXTURE_CUBE_MAP_POSITIVE_X_EXT && target <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_EXT)
return;
int size;
if (!nLevel && bAutoMips)
{
int wdt = width;
int hgt = height;
int dpt = depth;
size = 0;
while (wdt || hgt || dpt)
{
if (!wdt)
wdt = 1;
if (!hgt)
hgt = 1;
if (!dpt)
dpt = 1;
size += CGLTexMan::TexSize(wdt, hgt, dpt, internalFormat);
wdt >>= 1;
hgt >>= 1;
dpt >>= 1;
}
}
else
size = CGLTexMan::TexSize(width, height, depth, internalFormat);
assert (curBind >= 0 && curBind < TX_LASTBIND);
if (target == GL_TEXTURE_CUBE_MAP_POSITIVE_X_EXT)
size *= 6;
if (!nLevel)
{
nTexSize -= BindSizes[curBind];
BindSizes[curBind] = size;
}
else
if (nLevel < 0)
{
int wdt = width;
int hgt = height;
int dpt = depth;
int mips = 1-nLevel;
size = 0;
for (int i=0; i<mips; i++)
{
if (!wdt)
wdt = 1;
if (!hgt)
hgt = 1;
if (!dpt)
dpt = 1;
size += CGLTexMan::TexSize(wdt, hgt, dpt, internalFormat);
wdt >>= 1;
hgt >>= 1;
dpt >>= 1;
}
BindSizes[curBind] = size;
}
else
BindSizes[curBind] += size;
nTexSize += size;
}
static int nPrevBindARB[2] = {-1,-1};
void (__stdcall *nnglBindBufferARB) (GLenum target, GLuint param);
void __stdcall nglBindBufferARB (GLenum target, GLuint param)
{
if (nPrevBindARB[target-GL_ARRAY_BUFFER_ARB] != param)
{
nPrevBindARB[target-GL_ARRAY_BUFFER_ARB] = param;
nnglBindBufferARB(target, param);
}
}
void (__stdcall *nnglGenBuffersARB) (GLsizei n, GLuint *buffers);
void __stdcall nglGenBuffersARB (GLsizei n, GLuint *buffers)
{
nnglGenBuffersARB(n, buffers);
nPrevBindARB[0] = -1;
nPrevBindARB[1] = -1;
}
void (__stdcall *nnglDeleteBuffersARB) (GLsizei n, const GLuint *buffers);
void __stdcall nglDeleteBuffersARB (GLsizei n, const GLuint *buffers)
{
nnglDeleteBuffersARB(n, buffers);
nPrevBindARB[0] = -1;
nPrevBindARB[1] = -1;
}
void (__stdcall *nnglTexParameteri) (GLenum target, GLenum pname, GLint param);
void __stdcall nglTexParameteri (GLenum target, GLenum pname, GLint param)
{
if (pname == GL_GENERATE_MIPMAP_SGIS)
bAutoMips = param;
nnglTexParameteri(target, pname, param);
}
void (__stdcall *nnglTexImage2D) (GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
void __stdcall nglTexImage2D (GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels)
{
sUpdateTexSize(target, width, height, 1, internalformat, level);
nnglTexImage2D (target, level, internalformat, width, height, border, format, type, pixels);
}
void (__stdcall *nnglBindTexture) (GLenum Parm0, GLuint Parm1);
void __stdcall nglBindTexture (GLenum Parm0, GLuint Parm1)
{
/*float fSize = 0;
for (int i=0; i<TX_LASTBIND; i++)
{
fSize += BindSizes[i];
}
fSize /= 1024.0f;
fSize /= 1024.0f;*/
assert (Parm1>=0 && Parm1 <TX_LASTBIND);
curBind = Parm1;
nnglBindTexture (Parm0, Parm1);
TargetTex[Parm1] = Parm0;
if (BindFrame[Parm1] != gcpOGL->GetFrameID())
{
BindFrame[Parm1] = gcpOGL->GetFrameID();
nFrameTexSize += BindSizes[Parm1];
}
if (!Parm1)
bAutoMips = 0;
}
void (__stdcall *nnglCompressedTexImage2DARB) (GLenum Parm0, GLint Parm1, GLenum Parm2, GLsizei Parm3, GLsizei Parm4, GLint Parm5, GLsizei Parm6, const GLvoid *Parm7);
void __stdcall nglCompressedTexImage2DARB (GLenum Parm0, GLint Parm1, GLenum Parm2, GLsizei Parm3, GLsizei Parm4, GLint Parm5, GLsizei Parm6, const GLvoid *Parm7)
{
sUpdateTexSize(Parm0, Parm3, Parm4, 1, Parm2, Parm1);
nnglCompressedTexImage2DARB (Parm0, Parm1, Parm2, Parm3, Parm4, Parm5, Parm6, Parm7);
}
void (__stdcall *nnglCopyTexImage2D) (GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
void __stdcall nglCopyTexImage2D (GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border)
{
sUpdateTexSize(target, width, height, 1, internalFormat, level);
nnglCopyTexImage2D (target, level, internalFormat, x, y, width, height, border);
}
void (__stdcall *nnglDeleteTextures) (GLsizei n, const GLuint *textures);
void __stdcall nglDeleteTextures (GLsizei n, const GLuint *textures)
{
for (int i=0; i<n; i++)
{
nTexSize -= BindSizes[textures[i]];
BindSizes[textures[i]] = 0;
}
nnglDeleteTextures (n, textures);
}
#ifndef PS2
WIN_HWND CGLRenderer::Init(int x,int y,int width,int height,unsigned int cbpp, int zbpp, int sbits, bool fullscreen,WIN_HINSTANCE hinst, WIN_HWND Glhwnd, WIN_HDC Glhdc, WIN_HGLRC hGLrc, bool bReInit)
{
#ifdef USE_3DC
CompressTextureATI = 0;
DeleteDataATI = 0;
#endif
m_hInst = (HINSTANCE)hinst;
if (bReInit)
{
CLeafBuffer *pLB = CLeafBuffer::m_Root.m_Prev;
while(pLB != &CLeafBuffer::m_Root)
{
CLeafBuffer *Next = pLB->m_Prev;
pLB->Unload();
pLB = Next;
}
ShutDownVAR();
FreeResources(FRR_TEXTURES | FRR_REINITHW);
ShutDown(true);
}
if (!Glhdc)
Glhwnd = SetMode(x, y, width, height, cbpp, zbpp, sbits, fullscreen, (HINSTANCE)hinst, (HWND)Glhwnd);
else
{
m_width = width;
m_height = height;
m_FullScreen = fullscreen;
m_VX = m_VY = 0;
m_VWidth = m_width;
m_VHeight = m_height;
}
if ( !LoadLibrary() )
{
iLog->Log("Error: Could not open OpenGL library\n");
exr:
FreeLibrary();
ShutDown();
return NULL;
}
if (!m_RContexts.Num())
{
SRendContext *rc = new SRendContext;
m_RContexts.AddElem(rc);
}
SRendContext *rc = m_RContexts[0];
if (Glhdc)
{
rc->m_hDC = (HDC)Glhdc;
}
else
{
rc->m_hDC = GetDC((HWND)Glhwnd);
}
rc->m_Glhwnd = (HWND)Glhwnd;
m_CurrContext = rc;
// Find functions.
SUPPORTS_GL = 1;
FindProcs( false );
if( !SUPPORTS_GL )
{
iLog->Log("Error: Library <%s> isn't OpenGL library\n", m_LibName);
goto exr;
}
CreateRContext(rc, Glhdc, hGLrc, cbpp, zbpp, sbits, true);
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &m_MaxTextureSize);
if (CV_gl_maxtexsize)
{
if (CV_gl_maxtexsize < 128)
CV_gl_maxtexsize = 128;
else
if (CV_gl_maxtexsize > 2048)
CV_gl_maxtexsize = 2048;
m_MaxTextureSize = min(CV_gl_maxtexsize, m_MaxTextureSize);
}
iLog->Log("****** OpenGL Driver Stats ******\n");
iLog->Log("Driver: %s\n", m_LibName);
m_VendorName = glGetString(GL_VENDOR);
iLog->Log("GL_VENDOR: %s\n", m_VendorName);
m_RendererName = glGetString(GL_RENDERER);
iLog->Log("GL_RENDERER: %s\n", m_RendererName);
m_VersionName = glGetString(GL_VERSION);
iLog->Log("GL_VERSION: %s\n", m_VersionName);
m_ExtensionsName = glGetString(GL_EXTENSIONS);
iLog->LogToFile("GL_EXTENSIONS:\n");
char ext[8192];
char *token;
strcpy(ext, (char *)m_ExtensionsName);
token = strtok(ext, " ");
while (token)
{
iLog->LogToFile(" %s\n", token);
token = strtok(NULL, " ");
}
iLog->LogToFile("\n");
GET_GL_PROC(PFNWGLGETEXTENSIONSSTRINGARBPROC,wglGetExtensionsStringARB);
if(wglGetExtensionsStringARB)
{
const char * wglExt = wglGetExtensionsStringARB(m_CurrContext->m_hDC);
if (wglExt)
{
iLog->LogToFile("WGL_EXTENSIONS:\n");
strcpy(ext, (char *)wglExt);
token = strtok(ext, " ");
while (token)
{
iLog->LogToFile(" %s\n", token);
token = strtok(NULL, " ");
}
iLog->LogToFile("\n");
}
}
CheckOGLExtensions();
CheckGammaSupport();
ChangeLog();
if (m_Features & RFT_HW_PS20)
{
if (CV_r_shadowtype == 0)
m_Features |= RFT_SHADOWMAP_SELFSHADOW;
}
ICVar *var;
int nGPU = m_Features & RFT_HW_MASK;
var = iConsole->GetCVar("r_NoPS30");
if (var)
var->Set(1);
m_NoPS30 = 1;
var = iConsole->GetCVar("r_HDRRenderingForce");
if (var)
var->Set(0);
var = iConsole->GetCVar("r_HDRRendering");
if (var)
var->Set(0);
// Disable per-pixel lighting if pixel-shaders aren't supported
if (!(m_Features & (RFT_HW_PS20 | RFT_HW_TS | RFT_HW_RC)))
{
if (CV_r_Quality_BumpMapping)
{
var = iConsole->GetCVar("r_Quality_BumpMapping");
if (var)
var->Set(0);
}
if (CV_r_checkSunVis >= 2)
{
var = iConsole->GetCVar("r_checkSunVis");
if (var)
var->Set(1);
}
}
// Allow pixel shaders 2.0 lighting on Radeon only cards with PS.2.0 support
if (CV_r_Quality_BumpMapping == 3)
{
if (!(m_Features & RFT_HW_PS20) || (nGPU == RFT_HW_GFFX && !CV_gl_nv30_ps20))
{
var = iConsole->GetCVar("r_Quality_BumpMapping");
if (var)
var->Set(2);
}
}
// Shaders remapping for non-PS20 hardware
if (!(m_Features & RFT_HW_PS20) || (nGPU == RFT_HW_GFFX && !CV_gl_nv30_ps20))
{
var = iConsole->GetCVar("r_NoPS20");
if (var)
var->Set(1);
}
// Disable trees per-pixel lighting from medium and low spec settings
if (CV_r_Quality_BumpMapping < 2)
{
var = iConsole->GetCVar("r_Vegetation_PerpixelLight");
if (var)
var->Set(0);
}
// Allow offset bump-mapping and parametric shaders system for very high spec settings only
if (CV_r_Quality_BumpMapping < 3)
{
var = iConsole->GetCVar("r_UseHWShaders");
if (var && var->GetIVal() == 2)
var->Set(1);
if (CV_r_offsetbump)
{
var = iConsole->GetCVar("r_OffsetBump");
if (var)
var->Set(0);
}
}
iLog->Log(" ****** OGL CryRenderer Stats ******\n");
iLog->Log(" Mode: %d x %d (%s)\n", m_width, m_height, fullscreen ? "FullScreen" : "Windowed");
iLog->Log(" Gamma: %s\n", (m_Features & RFT_HWGAMMA) ? "Hardware" : "Software");
if (CV_r_fsaa && SUPPORTS_GL_ARB_multisample && (m_Features & RFT_SUPPORTFSAA))
iLog->Log(" Full scene AA: Enabled (%d samples)\n", CV_r_fsaa_samples);
else
iLog->Log(" Full scene AA: Disabled\n");
iLog->Log(" Stencil type: %s\n", (SUPPORTS_GL_ATI_separate_stencil || SUPPORTS_GL_EXT_stencil_two_side) ? "Two sided" : "Single sided");
iLog->Log(" Max Texture size: %d\n", m_MaxTextureSize);
iLog->Log(" Max Active Textures ARB: %d\n", m_MaxActiveTexturesARBFixed);
iLog->Log(" Max Active Textures ARB (For ARB_fragment_program): %d\n", m_MaxActiveTexturesARB_VP);
iLog->Log(" Projective EMBM: %s\n", (m_Features & RFT_HW_ENVBUMPPROJECTED) ? "enabled" : "disabled");
iLog->Log(" Multitexture: %s\n", (m_Features & RFT_MULTITEXTURE) ? "enabled" : "disabled");
iLog->Log(" Compressed textures: %s\n", (m_Features & RFT_COMPRESSTEXTURE) ? "enabled" : "disabled");
iLog->Log(" Vertex buffers usage: %s\n", SUPPORTS_GL_ARB_vertex_buffer_object ? "VBO" : SUPPORTS_GL_NV_vertex_array_range ? "VAR" : "System memory");
iLog->Log(" Anisotropic texture filtering: %s (Maximum level: %d)\n", (m_Features & RFT_ALLOWANISOTROPIC) ? "enabled" : "disabled", m_MaxAnisotropicLevel);
if (m_Features & RFT_BUMP)
iLog->Log(" Bump mapping: enabled (%s)\n", (m_Features & RFT_BUMP) ? "DOT3" : "EMBM");
else
iLog->Log(" Bump mapping: disabled\n");
iLog->Log(" Detail microtextures: %s\n", (m_Features & RFT_DETAILTEXTURE) ? "enabled" : "disabled");
iLog->Log(" Paletted textures: %s\n", (m_Features & RFT_PALTEXTURE) ? "enabled" : "disabled");
if (nGPU == RFT_HW_NV4X)
iLog->Log(" Use Hardware Shaders for NV4x GPUs\n");
else
if (nGPU == RFT_HW_GFFX)
iLog->Log(" Use Hardware Shaders for NV3x GPUs\n");
else
if (nGPU == RFT_HW_GF2)
iLog->Log(" Use Hardware Shaders for NV1x GPU\n");
else
if (nGPU == RFT_HW_GF3)
iLog->Log(" Use Hardware Shaders for NV2x GPU\n");
else
if (nGPU == RFT_HW_RADEON)
iLog->Log(" Use Hardware Shaders for ATI R300 GPU\n");
else
iLog->Log(" Hardware Shaders are not supported\n");
char *str;
if (nGPU == RFT_HW_GF2)
str = "Not using pixel shaders";
else
if (CV_r_nops20)
str = "Replace PS.2.0 to PS.1.1";
else
if (CV_r_Quality_BumpMapping == 3)
{
if (m_Features & RFT_HW_PS30)
str = "PS.3.0, PS.2.0 and PS.1.1";
else
str = "PS.2.0 and PS.1.1";
}
else
str ="PS1.1 only";
iLog->Log(" Pixel shaders usage: %s\n", str);
if (nGPU == RFT_HW_GF2)
str = "Not using vertex shaders";
else
if (CV_r_nops20)
str = "Replace VS.2.0 to VS.1.1";
else
if (CV_r_Quality_BumpMapping == 3)
{
if (m_Features & RFT_HW_PS30)
str = "VS.3.0, VS.2.0 and VS.1.1";
else
str = "VS.2.0 and VS.1.1";
}
else
str ="VS1.1 only";
iLog->Log(" Vertex shaders usage: %s\n", str);
iLog->Log(" Shadow maps type: %s\n", (m_Features & RFT_DEPTHMAPS) ? "Depth maps" : (m_Features & RFT_SHADOWMAP_SELFSHADOW) ? "Mixed Depth/2D maps" : "2D shadow maps");
m_numtmus = m_MaxActiveTexturesARB_VP;
glLoadIdentity();
glRotatef(60, 0, 1, 0);
Matrix44 m;
glGetFloatv(GL_MODELVIEW_MATRIX, m.GetData());
int parms[4];
glGetIntegerv(GL_MAX_CLIP_PLANES, &m_MaxClipPlanes);
iLog->Log(" OGL Max Clip Planes=%d", m_MaxClipPlanes);
glGetIntegerv(GL_MAX_LIGHTS, &m_MaxLightSources);
iLog->Log(" OGL Max Lights=%d", m_MaxLightSources);
glGetIntegerv(GL_MAX_TEXTURE_SIZE,parms);
iLog->Log(" OGL Max Texture size=%dx%d",parms[0],parms[0]);
glGetIntegerv(GL_MAX_VIEWPORT_DIMS,parms);
iLog->Log(" OGL Max Viewport dims=%dx%d",parms[0],parms[1]);
int nDepth;
glGetIntegerv(GL_MAX_MODELVIEW_STACK_DEPTH, &nDepth);
iLog->Log(" OGL Max ModelView Matrix stack depth=%d", nDepth);
glGetIntegerv(GL_MAX_PROJECTION_STACK_DEPTH, &nDepth);
iLog->Log(" OGL Max Projection Matrix stack depth=%d", nDepth);
if (nGPU == RFT_HW_GFFX || nGPU == RFT_HW_GF3)
m_MaxClipPlanes = 0;
CheckError("CGLRenderer::Init");
{
static bool bSet = false;
if (!bSet)
{
bSet = true;
nnglTexImage2D = glTexImage2D;
glTexImage2D = nglTexImage2D;
nnglBindTexture = glBindTexture;
glBindTexture = nglBindTexture;
nnglCompressedTexImage2DARB = glCompressedTexImage2DARB;
glCompressedTexImage2DARB = nglCompressedTexImage2DARB;
nnglCopyTexImage2D = glCopyTexImage2D;
glCopyTexImage2D = nglCopyTexImage2D;
nnglDeleteTextures = glDeleteTextures;
glDeleteTextures = nglDeleteTextures;
nnglTexParameteri = glTexParameteri;
glTexParameteri = nglTexParameteri;
nnglBindBufferARB = glBindBufferARB;
glBindBufferARB = nglBindBufferARB;
nnglGenBuffersARB = glGenBuffersARB;
glGenBuffersARB = nglGenBuffersARB;
nnglDeleteBuffersARB = glDeleteBuffersARB;
glDeleteBuffersARB = nglDeleteBuffersARB;
}
}
GLSetDefaultState();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
SetPolygonMode(R_SOLID_MODE);
::ShowWindow(m_CurrContext->m_Glhwnd,1);
::UpdateWindow(m_CurrContext->m_Glhwnd);
::SetForegroundWindow(m_CurrContext->m_Glhwnd);
::SetFocus(m_CurrContext->m_Glhwnd);
SetGamma(CV_r_gamma+m_fDeltaGamma, CV_r_brightness, CV_r_contrast);
m_width = width;
m_height = height;
InitVAR();
if (glVertexArrayRangeNV && IsVarPresent())
m_RP.m_NumFences = MAX_DYNVBS;
if (bReInit)
{
iLog->Log("Reload textures\n");
RefreshResources(0);
}
iLog->Log("Init Shaders\n");
gRenDev->m_cEF.mfInit();
EF_PipelineInit();
return (m_CurrContext->m_Glhwnd);
}
bool CGLRenderer::CreateRContext(SRendContext *rc, WIN_HDC Glhdc, WIN_HGLRC hGLrc, int cbpp, int zbpp, int sbits, bool bAllowFSAA)
{
BOOL statusFSAA = false;
int pixelFormat;
m_CurrContext = rc;
int nFSAA = bAllowFSAA ? CV_r_fsaa : 0;
m_Features &= ~RFT_SUPPORTFSAA;
if (bAllowFSAA && m_RContexts.Num() && rc == m_RContexts[0])
{
WNDCLASS wc;
wc.style = CS_OWNDC | CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = ::DefWindowProc;
wc.cbClsExtra = 4;
wc.cbWndExtra = 4;
wc.hInstance = m_hInst;
wc.hIcon = 0;
wc.hCursor = NULL;
wc.hbrBackground = (HBRUSH)(BLACK_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = "FAKE_WINDOW";
RegisterClass(&wc);
HWND hWnd = ::CreateWindow( "FAKE_WINDOW", // window class name
"Fake", // window caption
WS_OVERLAPPEDWINDOW, // window style
CW_USEDEFAULT, // initial x pos
CW_USEDEFAULT, // initial y pos
CW_USEDEFAULT, // initial x size
CW_USEDEFAULT, // initial x size
NULL, // parent window handle
NULL, // window menu handle
m_hInst, // program instance handle
NULL ); // creation params
if (hWnd)
{
PIXELFORMATDESCRIPTOR pfd;
memset(&pfd, 0, sizeof(pfd));
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = PFD_SUPPORT_OPENGL | PFD_DRAW_TO_WINDOW | PFD_DOUBLEBUFFER;
pfd.dwLayerMask = PFD_MAIN_PLANE;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = cbpp;
pfd.cAlphaBits = CV_gl_alpha_bits;
pfd.cDepthBits = zbpp;
pfd.cAccumBits = 0;
pfd.cStencilBits = sbits;
BOOL status = FALSE;
HDC hDC = GetDC(hWnd);
pixelFormat = ChoosePixelFormat(m_CurrContext->m_hDC, &pfd);
if (SetPixelFormat(hDC, pixelFormat, &pfd) != FALSE)
{
// Create a rendering context
HGLRC hGLRC = pwglCreateContext(hDC);
// Make the rendering context current
pwglMakeCurrent(hDC, hGLRC);
// Search for best matching pixel format
pwglGetProcAddress = (PFNWGLGETPROCADDRESSPROC)GetProcAddress( (HINSTANCE)m_hLibHandle, "wglGetProcAddress" );
if (_wglExtensionSupported("WGL_ARB_multisample"))
{
wglGetPixelFormatAttribivARB = (PFNWGLGETPIXELFORMATATTRIBIVARBPROC)pwglGetProcAddress("wglGetPixelFormatAttribivARB");
wglGetPixelFormatAttribfvARB = (PFNWGLGETPIXELFORMATATTRIBFVARBPROC)pwglGetProcAddress("wglGetPixelFormatAttribfvARB");
wglChoosePixelFormatARB = (PFNWGLCHOOSEPIXELFORMATARBPROC)pwglGetProcAddress("wglChoosePixelFormatARB");
if (wglChoosePixelFormatARB)
m_Features |= RFT_SUPPORTFSAA;
}
// make no rendering context current
wglMakeCurrent(NULL, NULL);
// Destroy the rendering context...
wglDeleteContext(hGLRC);
}
ReleaseDC(hWnd, hDC);
DestroyWindow(hWnd);
UnregisterClass("FAKE_WINDOW", m_hInst);
}
}
if (nFSAA && (m_Features & RFT_SUPPORTFSAA))
{
// Search for best matching pixel format
iLog->Log("Tryng to set FSAA pixel format...");
int iAttributes[30];
float fAttributes[] = {0, 0};
uint numFormats;
// Choose a Pixel Format Descriptor (PFD) with multisampling support.
iAttributes[0] = WGL_DOUBLE_BUFFER_ARB;
iAttributes[1] = TRUE;
iAttributes[2] = WGL_COLOR_BITS_ARB;
iAttributes[3] = cbpp;
iAttributes[4] = WGL_DEPTH_BITS_ARB;
iAttributes[5] = zbpp;
iAttributes[6] = WGL_ALPHA_BITS_ARB;
iAttributes[7] = CV_gl_alpha_bits;
iAttributes[8] = WGL_STENCIL_BITS_ARB;
iAttributes[9] = sbits;
iAttributes[10] = WGL_SAMPLE_BUFFERS_ARB;
iAttributes[11] = TRUE;
iAttributes[12] = WGL_SAMPLES_ARB;
iAttributes[13] = CV_r_fsaa_samples;
iAttributes[14] = 0;
iAttributes[15] = 0;
// First attempt...
statusFSAA = wglChoosePixelFormatARB(m_CurrContext->m_hDC, iAttributes, fAttributes, 1, &pixelFormat, &numFormats);
// Failure happens not only when the function fails, but also when no matching pixel format has been found
if (statusFSAA == FALSE || numFormats == 0)
{
iAttributes[6] = 0;
iAttributes[7] = 0;
statusFSAA = wglChoosePixelFormatARB(m_CurrContext->m_hDC, iAttributes, fAttributes, 1, &pixelFormat, &numFormats);
}
if (statusFSAA)
{
rc->m_bFSAAWasSet = true;
iLog->Log("Ok");
}
else
iLog->Log("False");
}
if (m_RContexts.Num() && rc != m_RContexts[0])
statusFSAA = m_RContexts[0]->m_bFSAAWasSet;
if (!statusFSAA)
CV_r_fsaa = 0;
if (statusFSAA)
{
PIXELFORMATDESCRIPTOR pfd;
memset(&pfd, 0, sizeof(pfd));
DescribePixelFormat(m_CurrContext->m_hDC, pixelFormat, sizeof(PIXELFORMATDESCRIPTOR), &pfd);
SetPixelFormat(m_CurrContext->m_hDC, pixelFormat, &pfd);
rc->m_PixFormat = pixelFormat;
m_CurrContext->m_hRC = pwglCreateContext(m_CurrContext->m_hDC);
m_CurrContext->m_bFSAAWasSet = true;
pwglMakeCurrent(m_CurrContext->m_hDC, m_CurrContext->m_hRC);
glEnable(GL_MULTISAMPLE_ARB);
}
else
{
m_CurrContext->m_bFSAAWasSet = false;
if (!Glhdc && !SetupPixelFormat(cbpp,zbpp,sbits,rc))
{
iLog->Log("Warning: SetupPixelFormat failed\n");
//try to change alpha bits
if (CV_gl_alpha_bits>0)
{
iLog->Log("Trying to change alpha bits");
CV_gl_alpha_bits = 0;
//and call pixel format again
if (!SetupPixelFormat(cbpp,zbpp,sbits,rc))
return (false);
}
}
if (!hGLrc)
rc->m_hRC = pwglCreateContext(rc->m_hDC);
else
{
rc->m_hRC = (HGLRC)hGLrc;
m_bEditor = true;
}
}
if (!rc->m_hRC)
{
iLog->Log("Warning: wglCreateContext failed\n");
return (false);
}
pwglMakeCurrent(rc->m_hDC, rc->m_hRC);
if (m_RContexts[0] != rc)
{
pwglShareLists(m_RContexts[0]->m_hRC, rc->m_hRC);
CV_r_vsync = 1;
}
return true;
}
bool CGLRenderer::SetCurrentContext(WIN_HWND hWnd)
{
int i;
for (i=0; i<m_RContexts.Num(); i++)
{
if (m_RContexts[i]->m_Glhwnd == hWnd)
break;
}
if (i == m_RContexts.Num())
return false;
if (m_CurrContext == m_RContexts[i])
return true;
m_CurrContext = m_RContexts[i];
if (pwglGetCurrentContext() != m_RContexts[i]->m_hRC)
{
pwglMakeCurrent(m_RContexts[i]->m_hDC, m_RContexts[i]->m_hRC);
for (i=0; i<96; i++)
{
CCGVProgram_GL::m_CurParams[i][0] = -999999;
CCGVProgram_GL::m_CurParams[i][1] = -999999;
CCGVProgram_GL::m_CurParams[i][2] = -999999;
CCGVProgram_GL::m_CurParams[i][3] = -999999;
}
CVProgram::m_LastVP = NULL;
CPShader::m_CurRC = NULL;
}
return true;
}
bool CGLRenderer::CreateContext(WIN_HWND hWnd, bool bAllowFSAA)
{
int i;
for (i=0; i<m_RContexts.Num(); i++)
{
if (m_RContexts[i]->m_Glhwnd == hWnd)
break;
}
if (i != m_RContexts.Num())
return false;
SRendContext *rc = new SRendContext;
m_RContexts.AddElem(rc);
rc->m_Glhwnd = (HWND)hWnd;
rc->m_hDC = GetDC((HWND)hWnd);
rc->m_hRC = NULL;
int cbpp = m_cbpp;
int zbpp = m_zbpp;
int sbpp = m_sbpp;
bool bRes = CreateRContext(rc, NULL, NULL, cbpp, zbpp, sbpp, bAllowFSAA);
if (bRes)
{
for (i=0; i<96; i++)
{
CCGVProgram_GL::m_CurParams[i][0] = -999999;
CCGVProgram_GL::m_CurParams[i][1] = -999999;
CCGVProgram_GL::m_CurParams[i][2] = -999999;
CCGVProgram_GL::m_CurParams[i][3] = -999999;
}
CVProgram::m_LastVP = NULL;
CPShader::m_CurRC = NULL;
}
return bRes;
}
bool CGLRenderer::DeleteContext(WIN_HWND hWnd)
{
int i;
for (i=0; i<m_RContexts.Num(); i++)
{
if (m_RContexts[i]->m_Glhwnd == hWnd)
break;
}
if (i == m_RContexts.Num())
return false;
SRendContext *rc = m_RContexts[i];
pwglMakeCurrent(NULL, NULL);
if (rc->m_hRC)
{
pwglDeleteContext(rc->m_hRC);
rc->m_hRC = NULL;
}
if (rc->m_hDC)
{
ReleaseDC(rc->m_Glhwnd, rc->m_hDC);
rc->m_hDC = NULL;
}
delete rc;
m_RContexts.Remove(i, 1);
return true;
}
#else //PS2
bool CGLRenderer::Init(int x,int y,int width,int height,unsigned int cbpp, int zbpp, int sbits, bool fullscreen)
{
return false;
}
#endif //endif
void CGLRenderer::RefreshResources(int nFlags)
{
if (nFlags & FRO_TEXTURES)
m_TexMan->ReloadAll(nFlags);
if (nFlags & (FRO_SHADERS | FRO_SHADERTEXTURES))
gRenDev->m_cEF.mfReloadAllShaders(nFlags);
}
extern float gFOpenTime;
extern int nRejectFOpen;
extern int nAcceptFOpen;
void CGLRenderer::ShutDown(bool bReInit)
{
int i;
// CRendElement::mfLogAllREs();
if (CV_r_printmemoryleaks)
{
FILE *fp = fxopen("LeafBufferLeaks.txt", "w");
if (fp)
{
CLeafBuffer *pLB = CLeafBuffer::m_RootGlobal.m_NextGlobal;
while (pLB != &CLeafBuffer::m_RootGlobal)
{
CLeafBuffer *Next = pLB->m_NextGlobal;
float fSize = pLB->Size(0)/1024.0f/1024.0f;
fprintf(fp, "*** LB %s: %0.3fMb\n", pLB->m_sSource, fSize);
iLog->Log("WARNING: LB Leak %s: %0.3fMb", pLB->m_sSource, fSize);
DeleteLeafBuffer(pLB);
pLB = Next;
}
CRendElement *pRE = CRendElement::m_RootGlobal.m_NextGlobal;
while (pRE != &CRendElement::m_RootGlobal)
{
CRendElement *Next = pRE->m_NextGlobal;
float fSize = pRE->Size()/1024.0f/1024.0f;
fprintf(fp, "*** LB %s: %0.3fMb\n", pRE->mfTypeString(), fSize);
iLog->Log("WARNING: RE Leak %s: %0.3fMb", pRE->mfTypeString(), fSize);
SAFE_RELEASE(pRE);
pRE = Next;
}
fclose(fp);
}
}
FreeResources(FRR_ALL);
EF_PipelineShutdown();
GenerateVBLog("VBLeaks.txt");
ShutDownVAR();
CName::mfExitSubsystem();
if (m_CGContext)
{
#ifndef WIN64
// TODO: AMD64 port: find 64-bit CG
cgDestroyContext(m_CGContext);
#endif
m_CGContext = NULL;
}
iLog->LogToFile("Tex. FOpen time: %f sec\n", gFOpenTime);
iLog->LogToFile("Tex. Accept FOpen: %d\n", nAcceptFOpen);
iLog->LogToFile("Tex. Reject FOpen: %d\n", nRejectFOpen);
iLog->LogToFile("GlRenderer Shutdown\n");
RestoreDeviceGamma();
glFinish();
HWND hWnd = m_RContexts[0]->m_Glhwnd;
for (i=0; i<m_RContexts.Num(); i++)
{
DeleteContext(m_RContexts[i]->m_Glhwnd);
}
if (hWnd && !bReInit)
{
DestroyWindow(hWnd);
}
//ChangeDisplay(m_deskwidth,m_deskheight,m_deskbpp);
ChangeDisplay(0,0,0);
FreeLibrary();
if (m_vidmodes)
{
delete [] m_vidmodes;
m_vidmodes=NULL;
}
}
//=======================================================================
ILog *iLog;
IConsole *iConsole;
ITimer *iTimer;
ISystem *iSystem;
//CVars *cVars;
int *pTest_int;
//CryCharManager *pCharMan;
IPhysicalWorld *pIPhysicalWorld;
ISystem *GetISystem()
{
return iSystem;
}
extern "C" DLL_EXPORT IRenderer* PackageRenderConstructor(int argc, char* argv[], SCryRenderInterface *sp);
DLL_EXPORT IRenderer* PackageRenderConstructor(int argc, char* argv[], SCryRenderInterface *sp)
{
gbRgb = false;
iConsole = sp->ipConsole;
iLog = sp->ipLog;
iTimer = sp->ipTimer;
iSystem = sp->ipSystem;
// cVars = sp->ipVars;
pTest_int = sp->ipTest_int;
pIPhysicalWorld = sp->pIPhysicalWorld;
// pCharMan = sp->ipCharMan;
#ifdef DEBUGALLOC
#undef new
#endif
IRenderer *rd = (IRenderer *) (new CGLRenderer());
#ifdef DEBUGALLOC
#define new DEBUG_CLIENTBLOCK
#endif
g_SecondsPerCycle = iSystem->GetSecondsPerCycle();
g_CpuFlags = iSystem->GetCPUFlags();
srand( GetTickCount() );
return rd;
}
void *gGet_D3DDevice()
{
return NULL;
}
void *gGet_glReadPixels()
{
return glReadPixels;
}
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