void Skydome::InitializeSkydomeShaders() {
TextureLoader textureLoader;
glTexture daySky, nightSky, redSky, sun, sunMask;
textureLoader.LoadTextureFromDisk("assets/textures/sky/clouds2.tga", &daySky);
textureLoader.LoadTextureFromDisk("assets/textures/sky/night.tga", &nightSky);
textureLoader.LoadTextureFromDisk("assets/textures/sky/red.tga", &redSky);
/*
//Vertext Shader profile
vsSkydomeProfile = cgGLGetLatestProfile(CG_GL_VERTEX);
//Set profile
cgGLSetOptimalOptions(vsFireballProfile);
CheckForCgError("skydome", "selecting vertex profile");
//Load vertex shader
vsFireballProgram = cgCreateProgramFromFile(ShaderContext, CG_SOURCE, "assets/vertexshaders/vs_fireball.cg", vsFireballProfile, "vertMain", 0);
CheckForCgError("skydome", "creating vertex program from file");
cgGLLoadProgram(vsFireballProgram);
CheckForCgError("skydome", "loading vertex program");
texVert = cgGetNamedParameter(vsFireballProgram, "texCoordIN");
position = cgGetNamedParameter(vsFireballProgram, "posIN");
move = cgGetNamedParameter(vsFireballProgram, "move");
mvMatrix = cgGetNamedParameter(vsFireballProgram, "ModelViewProj");
*/
/////////////////////////////
//Pixel Shader
psSkydomeProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);
cgGLSetOptimalOptions(psSkydomeProfile);
CheckForCgError("skydome", "selecting Skydome fragment profile");
psSkydomeProgram = cgCreateProgramFromFile(ShaderContext, CG_SOURCE, "assets/pixelshaders/ps_skydome.cg", psSkydomeProfile, "pixelMain", 0);
CheckForCgError("skydome", "creating fragment program from file");
cgGLLoadProgram(psSkydomeProgram);
CheckForCgError("skydome", "loading fragment program");
texcoord0 = cgGetNamedParameter(psSkydomeProgram, "texcoord0");
dayTime = cgGetNamedParameter(psSkydomeProgram, "lightdist");
transition = cgGetNamedParameter(psSkydomeProgram, "transition");
text1 = cgGetNamedParameter(psSkydomeProgram, "text1");
cgGLSetTextureParameter(text1, daySky.TextureID);
text2 = cgGetNamedParameter(psSkydomeProgram, "text2");
cgGLSetTextureParameter(text2, nightSky.TextureID);
text3 = cgGetNamedParameter(psSkydomeProgram, "text3");
cgGLSetTextureParameter(text3, redSky.TextureID);
CheckForCgError("skydome", "setting decal 2D texture");
textureLoader.LoadTextureFromDisk("assets/textures/sky/sun.tga", &sun);
textureLoader.LoadTextureFromDisk("assets/textures/sky/sunmask.tga", &sunMask);
psSkydomeSunProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);
cgGLSetOptimalOptions(psSkydomeSunProfile);
CheckForCgError("skydome", "selecting Skydome sun fragment profile");
psSkydomeSunProgram = cgCreateProgramFromFile(ShaderContext, CG_SOURCE, "assets/pixelshaders/ps_skydomeSun.cg", psSkydomeSunProfile, "pixelMain", 0);
CheckForCgError("skydome", "creating fragment program from file");
cgGLLoadProgram(psSkydomeSunProgram);
CheckForCgError("skydome", "loading fragment program");
texcoord0 = cgGetNamedParameter(psSkydomeSunProgram, "texcoord0");
suntext1 = cgGetNamedParameter(psSkydomeSunProgram, "text1");
cgGLSetTextureParameter(suntext1, sun.TextureID);
suntext2 = cgGetNamedParameter(psSkydomeSunProgram, "text2");
cgGLSetTextureParameter(suntext2, sunMask.TextureID);
CheckForCgError("skydome", "setting decal 2D texture");
//Temporarily Unbind Texture
//glDisable(GL_TEXTURE_2D);
//glDisable(GL_BLEND); // Disable Blending
//glBindTexture(GL_TEXTURE_2D,0);
}
bool cgShader_3::Reload(){
for(int k = 0; k < 5; k++){
if(cgProgram[k]){
cgDestroyProgram(cgProgram[k]);
}
cgProfile[k] = CG_PROFILE_UNKNOWN;
cgProgram[k] = NULL;
}
bool ret = true;
if(cgGetContext()){
for(int i = 0; i < 5; i++){
if( main[i] == 0 ){ continue; }
switch(i){
case 0: cgProfile[i] = cgGLGetLatestProfile(CG_GL_VERTEX); break;
case 1: cgProfile[i] = cgGLGetLatestProfile(CG_GL_TESSELLATION_CONTROL); break;
case 2: cgProfile[i] = cgGLGetLatestProfile(CG_GL_TESSELLATION_EVALUATION); break;
case 3: cgProfile[i] = cgGLGetLatestProfile(CG_GL_GEOMETRY); break;
case 4: cgProfile[i] = cgGLGetLatestProfile(CG_GL_FRAGMENT); break;
}
if (cgProfile[i] == CG_PROFILE_UNKNOWN){
printf("Invalid profile type (");
switch(i){
case 0: printf("CG_GL_VERTEX)\n"); break;
case 1: printf("CG_GL_TESSELLATION_CONTROL)\n"); break;
case 2: printf("CG_GL_TESSELLATION_EVALUATION)\n"); break;
case 3: printf("CG_GL_GEOMETRY)\n"); break;
case 4: printf("CG_GL_FRAGMENT)\n"); break;
}
ret = false;
continue;
}
cgGLSetOptimalOptions(cgProfile[i]);
if(code){
cgProgram[i] = cgCreateProgram(cgGetContext(), CG_SOURCE, code, cgProfile[i], main[i], 0);
}
else{
cgProgram[i] = cgCreateProgramFromFile(cgGetContext(), CG_SOURCE, fname, cgProfile[i], main[i], 0);
}
if (cgProgram[i] == NULL){
switch(i){
case 0: printf("CG ERROR (VERTEX) : %s\n", cgGetErrorString(cgGetError())); break;
case 1: printf("CG ERROR (TESS_CTRL) : %s\n",cgGetErrorString(cgGetError())); break;
case 2: printf("CG ERROR (TESS_EVAL) : %s\n",cgGetErrorString(cgGetError())); break;
case 3: printf("CG ERROR (GEOMETRY) : %s\n", cgGetErrorString(cgGetError())); break;
case 4: printf("CG ERROR (FRAGMENT) : %s\n", cgGetErrorString(cgGetError())); break;
}
ret = false;
continue;
}
cgGLLoadProgram(cgProgram[i]);
}
}
if(loaded){
if(ret){ printf("INFO (cgShader): Reloaded %s successfully\n",fname); }
else{ printf("INFO (cgShader): Reloading %s failed\n",fname); }
}
else{
if(ret){ printf("INFO (cgShader): Loaded %s successfully\n",fname); }
else{ printf("INFO (cgShader): Loading %s failed\n",fname); }
}
loaded = true;
return ret;
}
bool csShaderGLCGCommon::DefaultLoadProgram (iShaderProgramCG* cgResolve,
const char* programStr, ProgramType _type,
const ProfileLimitsPair& customLimitsPair, uint flags)
{
if (!programStr || !*programStr) return false;
const ProfileLimits& customLimits = (_type == progVP) ?
customLimitsPair.vp : customLimitsPair.fp;
CGGLenum type = (_type == progVP) ? CG_GL_VERTEX : CG_GL_FRAGMENT;
size_t i;
csString augmentedProgramStr = GetAugmentedProgram (programStr,
(flags & loadFlagUnusedV2FForInit) != 0);
programStr = augmentedProgramStr;
CGprofile profile = customLimits.profile;
CS::PluginCommon::ShaderProgramPluginGL::HardwareVendor vendor =
customLimits.vendor;
if (shaderPlug->doVerbose || shaderPlug->doVerbosePrecache)
{
shaderPlug->Report (CS_REPORTER_SEVERITY_NOTIFY,
"Cg %s program %s: using profile %s[%d]", GetProgramType(),
CS::Quote::Single (description.GetData ()),
cgGetProfileString (profile), profile);
}
ArgumentArray args;
shaderPlug->GetProfileCompilerArgs (GetProgramType(), profile,
customLimitsPair,
vendor,
(flags & loadIgnoreConfigProgramOpts) ? csGLShader_CG::argsNoConfig
: csGLShader_CG::argsAll, args);
for (i = 0; i < compilerArgs.GetSize(); i++)
args.Push (compilerArgs[i]);
programPositionInvariant = false;
for (i = 0; i < args.GetSize(); )
{
if (strcmp (args[i], "-posinv") == 0)
{
if (profile >= CG_PROFILE_GPU_VP)
{
/* Work around Cg 2.0 and above (including 3.0) bug: it emits
"OPTION ARB_position_invariant;" AND computes result.position in
the VP - doing both is verboten.
Affected are the GP4VP and higher profiles.
Remedy: remove -posinv argument
*/
args.DeleteIndex (i);
continue;
}
programPositionInvariant = true;
}
i++;
}
customLimits.ToCgOptions (args);
args.Push (0);
if (program)
{
cgDestroyProgram (program);
}
shaderPlug->SetCompiledSource (programStr);
shaderPlug->SetIgnoreErrors (true);
program = cgCreateProgram (shaderPlug->context,
CG_SOURCE, programStr,
profile, !entrypoint.IsEmpty() ? entrypoint : "main", args.GetArray());
shaderPlug->SetIgnoreErrors (false);
if (!(flags & loadIgnoreErrors)) shaderPlug->PrintAnyListing();
if (!program)
{
shaderPlug->SetCompiledSource (0);
/*if (shaderPlug->debugDump)
{
EnsureDumpFile();
WriteAdditionalDumpInfo ("Failed program source", programStr);
}*/
return false;
}
programProfile = cgGetProgramProfile (program);
GetParamsFromVmapConstants();
if (flags & loadApplyVmap)
GetParamsFromVmap();
if (flags & loadIgnoreErrors) shaderPlug->SetIgnoreErrors (true);
cgCompileProgram (program);
if (flags & loadIgnoreErrors)
shaderPlug->SetIgnoreErrors (false);
else
shaderPlug->PrintAnyListing();
if (flags & loadApplyVmap)
GetPostCompileParamProps ();
if (flags & loadLoadToGL)
{
cgGetError(); // Clear error
cgGLLoadProgram (program);
if (!(flags & loadIgnoreErrors)) shaderPlug->PrintAnyListing();
if ((cgGetError() != CG_NO_ERROR)
|| !cgGLIsProgramLoaded (program))
{
if (shaderPlug->debugDump)
DoDebugDump();
if (shaderPlug->doVerbose
&& (((type == CG_GL_VERTEX) && (profile >= CG_PROFILE_ARBVP1))
|| ((type == CG_GL_FRAGMENT) && (profile >= CG_PROFILE_ARBFP1))))
{
csString err = (char*)glGetString (GL_PROGRAM_ERROR_STRING_ARB);
if (!err.IsEmpty())
shaderPlug->Report (CS_REPORTER_SEVERITY_WARNING,
"OpenGL error string: %s", err.GetData());
}
shaderPlug->SetCompiledSource (0);
return false;
}
}
if (shaderPlug->debugDump)
DoDebugDump();
shaderPlug->SetCompiledSource (0);
bool result = true;
if (programType == progFP)
{
int numVaryings = 0;
CGparameter param = cgGetFirstLeafParameter (program, CG_PROGRAM);
while (param)
{
if (cgIsParameterUsed (param, program)
&& cgIsParameterReferenced (param))
{
const CGenum var = cgGetParameterVariability (param);
if (var == CG_VARYING)
numVaryings++;
}
param = cgGetNextLeafParameter (param);
}
/* WORKAROUND: Even NVs G80 doesn't support passing more than 16 attribs
into an FP, yet Cg happily generates code that uses more (and GL falls
back to SW).
So manually check the number of varying inputs and reject more than 16.
@@@ This should be at least configurable
*/
const int maxNumVaryings = 16;
if (numVaryings > maxNumVaryings)
{
if (shaderPlug->doVerbose || shaderPlug->doVerbosePrecache)
{
shaderPlug->Report (CS_REPORTER_SEVERITY_NOTIFY,
"Discarding compiled program for having too much varyings "
"(%d, limit is %d)",
numVaryings, maxNumVaryings);
}
cgDestroyProgram (program);
program = 0;
result = false;
}
}
if (!result && !debugFN.IsEmpty())
{
csRef<iVFS> vfs = csQueryRegistry<iVFS> (objectReg);
vfs->DeleteFile (debugFN);
}
return result;
}
iShaderProgram::CacheLoadResult csShaderGLCGCommon::LoadFromCache (
iHierarchicalCache* cache, iBase* previous, iDocumentNode* node,
csRef<iString>* failReason, csRef<iString>* tag,
ProfileLimitsPair* cacheLimits)
{
if (!cache) return iShaderProgram::loadFail;
csRef<iShaderProgramCG> prevCG (scfQueryInterfaceSafe<iShaderProgramCG> (
previous));
csRef<iStringArray> allCachedPrograms;
if ((programType == progVP) && prevCG.IsValid())
{
csShaderGLCGFP* prevFP = static_cast<csShaderGLCGFP*> (
(iShaderProgramCG*)prevCG);
csString tagStr ("CG");
tagStr += prevFP->cacheLimits.ToString();
if (failReason) failReason->AttachNew (
new scfString ("paired cached programs not found"));
allCachedPrograms.AttachNew (new scfStringArray);
allCachedPrograms->Push (tagStr);
}
else
allCachedPrograms = cache->GetSubItems ("/");
if (!allCachedPrograms.IsValid() || (allCachedPrograms->GetSize() == 0))
{
if (failReason) failReason->AttachNew (
new scfString ("no cached programs found"));
return iShaderProgram::loadFail;
}
if (!GetProgramNode (node)) return iShaderProgram::loadFail;
csRef<iDataBuffer> programBuffer = GetProgramData();
CS::Utility::Checksum::MD5::Digest progHash = CS::Utility::Checksum::MD5::Encode (
programBuffer->GetData(), programBuffer->GetSize());
csArray<CachedShaderWrapper> cachedProgWrappers;
for (size_t i = 0; i < allCachedPrograms->GetSize(); i++)
{
const char* tag = allCachedPrograms->Get (i);
if ((tag[0] != 'C') || (tag[1] != 'G')) continue;
CachedShaderWrapper wrapper;
if (!wrapper.limits.FromString (tag+2)) continue;
wrapper.name = tag;
csString cachePath ("/");
cachePath.Append (tag);
csRef<iDataBuffer> cacheBuf = cache->ReadCache (cachePath);
if (!cacheBuf.IsValid()) continue;
csRef<iFile> cacheFile;
cacheFile.AttachNew (new csMemFile (cacheBuf, true));
wrapper.cacheFile = cacheFile;
uint32 diskMagic;
if (cacheFile->Read ((char*)&diskMagic, sizeof (diskMagic))
!= sizeof (diskMagic)) continue;
if (csLittleEndian::UInt32 (diskMagic) != cacheFileMagic)
continue;
CS::Utility::Checksum::MD5::Digest diskHash;
if (cacheFile->Read ((char*)&diskHash, sizeof (diskHash))
!= sizeof (diskHash)) continue;
if (diskHash != progHash) continue;
cachedProgWrappers.Push (wrapper);
}
if (cachedProgWrappers.GetSize() == 0)
{
if (failReason && !*failReason) failReason->AttachNew (
new scfString ("all cached programs failed to read"));
return iShaderProgram::loadFail;
}
cachedProgWrappers.Sort ();
ProfileLimits currentLimits (
(programType == progVP) ? shaderPlug->currentLimits.vp
: shaderPlug->currentLimits.fp);
bool strictMatch = (programType == progVP) ? shaderPlug->strictMatchVP
: shaderPlug->strictMatchFP;
const char* progTypeNode = 0;
switch (programType)
{
case progVP: progTypeNode = "cgvp"; break;
case progFP: progTypeNode = "cgfp"; break;
}
csString allReasons;
bool oneReadCorrectly = false;
ProfileLimits bestLimits (
CS::PluginCommon::ShaderProgramPluginGL::Other,
CG_PROFILE_UNKNOWN);
bool bestLimitsSet = false;
for (size_t i = cachedProgWrappers.GetSize(); i-- > 0;)
{
const CachedShaderWrapper& wrapper = cachedProgWrappers[i];
const ProfileLimits& limits =
(programType == progVP) ? wrapper.limits.vp : wrapper.limits.fp;
if (!bestLimitsSet)
{
bestLimits = limits;
bestLimitsSet = true;
}
if (strictMatch && (limits != currentLimits))
{
allReasons += wrapper.name;
allReasons += ": strict mismatch; ";
continue;
}
bool profileSupported =
(shaderPlug->ProfileNeedsRouting (limits.profile)
&& shaderPlug->IsRoutedProfileSupported (limits.profile))
|| cgGLIsProfileSupported (limits.profile);
if (!profileSupported)
{
allReasons += wrapper.name;
allReasons += ": Profile unsupported; ";
continue;
}
if ((limits.vendor != currentLimits.vendor)
&& (limits.vendor != CS::PluginCommon::ShaderProgramPluginGL::Other))
{
allReasons += wrapper.name;
allReasons += ": vendor mismatch; ";
continue;
}
bool limitsSupported = currentLimits >= limits;
if (!limitsSupported)
{
allReasons += wrapper.name;
allReasons += ": Limits exceeded; ";
continue;
}
iFile* cacheFile = wrapper.cacheFile;
{
uint32 diskState;
if (cacheFile->Read ((char*)&diskState, sizeof (diskState))
!= sizeof (diskState)) continue;
if (csLittleEndian::UInt32 (diskState) != cpsValid)
{
oneReadCorrectly = true;
continue;
}
}
description = CS::PluginCommon::ShaderCacheHelper::ReadString (cacheFile);
bool breakFail = false;
csRef<iDocumentNode> cgNode = node->GetNode (progTypeNode);
if (!cgNode.IsValid()) continue;
csRef<iDocumentNodeIterator> nodes = cgNode->GetNodes();
while(nodes->HasNext() && !breakFail)
{
csRef<iDocumentNode> child = nodes->Next();
if(child->GetType() != CS_NODE_ELEMENT) continue;
const char* value = child->GetValue ();
csStringID id = xmltokens.Request (value);
switch(id)
{
case XMLTOKEN_VARIABLEMAP:
if (!ParseVmap (child))
breakFail = true;
break;
case XMLTOKEN_CLIP:
if (!ParseClip (child))
breakFail = true;
break;
default:
/* Ignore unknown nodes. Invalid nodes would have been caught
by the first (not from cache) parsing */
break;
}
}
if (breakFail) continue;
csString objectCodeCachePathArc =
CS::PluginCommon::ShaderCacheHelper::ReadString (cacheFile);
if (objectCodeCachePathArc.IsEmpty()) continue;
csString objectCodeCachePathItem =
CS::PluginCommon::ShaderCacheHelper::ReadString (cacheFile);
if (objectCodeCachePathItem.IsEmpty()) continue;
ProgramObjectID progId (objectCodeCachePathArc, objectCodeCachePathItem);
ProgramObject programObj;
//if (!LoadObjectCodeFromCompileCache (limits, cache))
if (!shaderPlug->progCache.LoadObject (progId, programObj))
continue;
oneReadCorrectly = true;
if (program)
{
cgDestroyProgram (program);
program = 0;
}
if (!programObj.IsValid()) continue;
cgGetError(); // Clear error
program = cgCreateProgram (shaderPlug->context,
CG_OBJECT, programObj.GetObjectCode(), limits.profile, 0, 0);
if (!program) continue;
CGerror err = cgGetError();
if (err != CG_NO_ERROR)
{
const char* errStr = cgGetErrorString (err);
shaderPlug->Report (CS_REPORTER_SEVERITY_WARNING,
"Cg error %s", errStr);
continue;
}
programProfile = limits.profile;
programPositionInvariant = programObj.GetFlags() & ProgramObject::flagPositionInvariant;
unusedParams = programObj.GetUnusedParams();
ClipsToVmap();
GetParamsFromVmap();
bool doLoadToGL = !shaderPlug->ProfileNeedsRouting (programProfile);
cgGetError(); // Clear error
if (doLoadToGL)
{
cgGLLoadProgram (program);
}
else
{
cgCompileProgram (program);
}
shaderPlug->PrintAnyListing();
err = cgGetError();
if ((err != CG_NO_ERROR)
|| (doLoadToGL && !cgGLIsProgramLoaded (program)))
{
//if (shaderPlug->debugDump)
//DoDebugDump();
const char* errStr = cgGetErrorString (err);
shaderPlug->Report (CS_REPORTER_SEVERITY_WARNING,
"Cg error %s", errStr);
if (shaderPlug->doVerbose
&& (((programType == progVP) && (programProfile >= CG_PROFILE_ARBVP1))
|| ((programType == progFP) && (programProfile >= CG_PROFILE_ARBFP1))))
{
const char* err = (char*)glGetString (GL_PROGRAM_ERROR_STRING_ARB);
shaderPlug->Report (CS_REPORTER_SEVERITY_WARNING,
"OpenGL error string: %s", err);
}
shaderPlug->SetCompiledSource (0);
continue;
}
GetPostCompileParamProps ();
if (shaderPlug->debugDump)
DoDebugDump();
tag->AttachNew (new scfString (wrapper.name));
if (cacheLimits != 0)
*cacheLimits = wrapper.limits;
bool loaded = !shaderPlug->ProfileNeedsRouting (programProfile)
|| LoadProgramWithPS1 ();
if (loaded && (bestLimits < currentLimits))
{
/* The best found program is worse than the current limits, so pretend
that the shader program failed (instead just being 'invalid') -
that will make xmlshader try to load the program from scratch,
ie with current limits, which may just work. */
if (failReason)
failReason->AttachNew (new scfString ("Provoking clean load with current limits"));
return iShaderProgram::loadFail;
}
return loaded ? iShaderProgram::loadSuccessShaderValid
: iShaderProgram::loadSuccessShaderInvalid;
}
if (oneReadCorrectly)
{
if (bestLimits < currentLimits)
{
/* The 'invalid' programs may compile with the current limits -
so again, provoke clean load */
if (failReason)
failReason->AttachNew (new scfString ("Provoking clean load with current limits"));
return iShaderProgram::loadFail;
}
else
return iShaderProgram::loadSuccessShaderInvalid;
}
else
return iShaderProgram::loadFail;
}
FRAGMENTSHADER* ZZshLoadShadeEffect(int type, int texfilter, int fog, int testaem, int exactcolor, const clampInfo& clamp, int context, bool* pbFailed)
{
int texwrap;
assert( texfilter < NUM_FILTERS );
if(g_nPixelShaderVer&SHADER_REDUCED)
texfilter = 0;
assert(!(g_nPixelShaderVer&SHADER_REDUCED) || !exactcolor);
if( clamp.wms == clamp.wmt ) {
switch( clamp.wms ) {
case 0: texwrap = TEXWRAP_REPEAT; break;
case 1: texwrap = TEXWRAP_CLAMP; break;
case 2: texwrap = TEXWRAP_CLAMP; break;
default: texwrap = TEXWRAP_REGION_REPEAT; break;
}
}
else if( clamp.wms==3||clamp.wmt==3)
texwrap = TEXWRAP_REGION_REPEAT;
else
texwrap = TEXWRAP_REPEAT_CLAMP;
int index = GET_SHADER_INDEX(type, texfilter, texwrap, fog, s_bWriteDepth, testaem, exactcolor, context, 0);
assert( index < ArraySize(ppsTexture) );
FRAGMENTSHADER* pf = ppsTexture+index;
if( pbFailed != NULL ) *pbFailed = false;
if( pf->prog != NULL )
return pf;
if( (g_nPixelShaderVer & SHADER_ACCURATE) && mapShaderResources.find(index+NUM_SHADERS*SHADER_ACCURATE) != mapShaderResources.end() )
index += NUM_SHADERS*SHADER_ACCURATE;
assert( mapShaderResources.find(index) != mapShaderResources.end() );
SHADERHEADER* header = mapShaderResources[index];
if( header == NULL )
ZZLog::Error_Log("%d %d", index, g_nPixelShaderVer);
assert( header != NULL );
//DEBUG_LOG("shader:\n%s\n", (char*)(s_lpShaderResources + (header)->offset));
pf->prog = cgCreateProgram(g_cgcontext, CG_OBJECT, (char*)(s_lpShaderResources + (header)->offset), cgfProf, NULL, NULL);
if( pf->prog != NULL && cgIsProgram(pf->prog) && cgGetError() == CG_NO_ERROR ) {
SetupFragmentProgramParameters(pf, context, type);
cgGLLoadProgram(pf->prog);
if( cgGetError() != CG_NO_ERROR ) {
// cgGLLoadProgram(pf->prog);
// if( cgGetError() != CG_NO_ERROR ) {
ZZLog::Error_Log("Failed to load shader %d,%d,%d,%d.", type, fog, texfilter, 4*clamp.wms+clamp.wmt);
if( pbFailed != NULL ) *pbFailed = true;
return pf;
// }
}
return pf;
}
ZZLog::Error_Log("Failed to create shader %d,%d,%d,%d", type, fog, texfilter, 4*clamp.wms+clamp.wmt);
if( pbFailed != NULL ) *pbFailed = true;
return NULL;
}
bool CGLCG::LoadShader(const TCHAR *shaderFile)
{
CCGShader cgShader;
TCHAR shaderPath[MAX_PATH];
TCHAR tempPath[MAX_PATH];
CGprofile vertexProfile, fragmentProfile;
GLenum error;
if(!fboFunctionsLoaded) {
MessageBox(NULL, TEXT("Your OpenGL graphics driver does not support framebuffer objects.\nYou will not be able to use CG shaders in OpenGL mode."), TEXT("CG Error"),
MB_OK|MB_ICONEXCLAMATION);
return false;
}
vertexProfile = cgGLGetLatestProfile(CG_GL_VERTEX);
fragmentProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);
cgGLDisableProfile(vertexProfile);
cgGLDisableProfile(fragmentProfile);
ClearPasses();
if(prevTex) {
glDeleteTextures(1,&prevTex);
prevTex=0;
}
if (shaderFile == NULL || *shaderFile==TEXT('\0'))
return true;
lstrcpy(shaderPath,shaderFile);
for(int i=lstrlen(shaderPath); i>=0; i--){
if(IS_SLASH(shaderPath[i])){
shaderPath[i]=TEXT('\0');
break;
}
}
SetCurrentDirectory(shaderPath);
if(!cgShader.LoadShader(_tToChar(shaderFile)))
return false;
cgGLSetOptimalOptions(vertexProfile);
cgGLSetOptimalOptions(fragmentProfile);
/* insert dummy pass that will contain the original texture
*/
shaderPasses.push_back(shaderPass());
for(CCGShader::passVector::iterator it=cgShader.shaderPasses.begin();
it!=cgShader.shaderPasses.end();it++) {
shaderPass pass;
pass.scaleParams = it->scaleParams;
/* if this is the last pass (the only one that can have CG_SCALE_NONE)
and no filter has been set use the GUI setting
*/
if(pass.scaleParams.scaleTypeX==CG_SCALE_NONE && !it->filterSet) {
pass.linearFilter = GUI.BilinearFilter;
} else {
pass.linearFilter = it->linearFilter;
}
// paths in the meta file can be relative
_tfullpath(tempPath,_tFromChar(it->cgShaderFile),MAX_PATH);
char *fileContents = ReadShaderFileContents(tempPath);
if(!fileContents)
return false;
pass.cgVertexProgram = cgCreateProgram( cgContext, CG_SOURCE, fileContents,
vertexProfile, "main_vertex", NULL);
checkForCgError("Compiling vertex program");
pass.cgFragmentProgram = cgCreateProgram( cgContext, CG_SOURCE, fileContents,
fragmentProfile, "main_fragment", NULL);
checkForCgError("Compiling fragment program");
delete [] fileContents;
if(!pass.cgVertexProgram || !pass.cgFragmentProgram) {
return false;
}
cgGLLoadProgram(pass.cgVertexProgram);
cgGLLoadProgram(pass.cgFragmentProgram);
/* generate framebuffer and texture for this pass and apply
default texture settings
*/
glGenFramebuffers(1,&pass.fbo);
glGenTextures(1,&pass.tex);
glBindTexture(GL_TEXTURE_2D,pass.tex);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
shaderPasses.push_back(pass);
}
for(std::vector<CCGShader::lookupTexture>::iterator it=cgShader.lookupTextures.begin();it!=cgShader.lookupTextures.end();it++) {
lookupTexture tex;
strcpy(tex.id,it->id);
/* generate texture for the lut and apply specified filter setting
*/
glGenTextures(1,&tex.tex);
glBindTexture(GL_TEXTURE_2D,tex.tex);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, it->linearfilter?GL_LINEAR:GL_NEAREST);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, it->linearfilter?GL_LINEAR:GL_NEAREST);
_tfullpath(tempPath,_tFromChar(it->texturePath),MAX_PATH);
// simple file extension png/tga decision
int strLen = strlen(it->texturePath);
if(strLen>4) {
if(!strcasecmp(&it->texturePath[strLen-4],".png")) {
int width, height;
bool hasAlpha;
GLubyte *texData;
if(loadPngImage(tempPath,width,height,hasAlpha,&texData)) {
glPixelStorei(GL_UNPACK_ROW_LENGTH, width);
glTexImage2D(GL_TEXTURE_2D, 0, hasAlpha ? 4 : 3, width,
height, 0, hasAlpha ? GL_RGBA : GL_RGB, GL_UNSIGNED_BYTE, texData);
free(texData);
}
} else if(!strcasecmp(&it->texturePath[strLen-4],".tga")) {
STGA stga;
if(loadTGA(tempPath,stga)) {
glPixelStorei(GL_UNPACK_ROW_LENGTH, stga.width);
glTexImage2D(GL_TEXTURE_2D, 0, 4, stga.width,
stga.height, 0, GL_RGBA, GL_UNSIGNED_BYTE, stga.data);
}
}
}
lookupTextures.push_back(tex);
}
/* enable texture unit 1 for the lookup textures
*/
glClientActiveTexture(GL_TEXTURE1);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glTexCoordPointer(2,GL_FLOAT,0,lut_coords);
glClientActiveTexture(GL_TEXTURE0);
/* generate a texture that we can swap with the original texture
and pass back to the main opengl code
*/
glGenTextures(1,&prevTex);
glBindTexture(GL_TEXTURE_2D,prevTex);
glTexImage2D(GL_TEXTURE_2D,0,GL_RGB,512,512,0,GL_RGB,GL_UNSIGNED_SHORT_5_6_5,NULL);
glBindTexture(GL_TEXTURE_2D,0);
prevTexSize.x = prevTexSize.y = prevTexImageSize.x = prevTexImageSize.y = 0;
memset(prevTexCoords,0,sizeof(prevTexCoords));
shaderLoaded = true;
return true;
}
static bool gl_cg_compile_program(
void *data,
unsigned idx,
void *program_data,
struct shader_program_info *program_info)
{
const char *argv[2 + GFX_MAX_SHADERS];
const char *list = NULL;
bool ret = true;
char *listing_f = NULL;
char *listing_v = NULL;
unsigned i, argc = 0;
struct shader_program_cg *program = (struct shader_program_cg*)program_data;
cg_shader_data_t *cg = (cg_shader_data_t*)data;
if (!program)
program = &cg->prg[idx];
argv[argc++] = "-DPARAMETER_UNIFORM";
for (i = 0; i < GFX_MAX_SHADERS; i++)
{
if (*(cg->alias_define[i]))
argv[argc++] = cg->alias_define[i];
}
argv[argc] = NULL;
if (program_info->is_file)
program->fprg = cgCreateProgramFromFile(
cg->cgCtx, CG_SOURCE,
program_info->combined, cg->cgFProf, "main_fragment", argv);
else
program->fprg = cgCreateProgram(cg->cgCtx, CG_SOURCE,
program_info->combined, cg->cgFProf, "main_fragment", argv);
list = cgGetLastListing(cg->cgCtx);
if (list)
listing_f = strdup(list);
list = NULL;
if (program_info->is_file)
program->vprg = cgCreateProgramFromFile(
cg->cgCtx, CG_SOURCE,
program_info->combined, cg->cgVProf, "main_vertex", argv);
else
program->vprg = cgCreateProgram(cg->cgCtx, CG_SOURCE,
program_info->combined, cg->cgVProf, "main_vertex", argv);
list = cgGetLastListing(cg->cgCtx);
if (list)
listing_v = strdup(list);
if (!program->fprg || !program->vprg)
{
RARCH_ERR("CG error: %s\n", cgGetErrorString(cgGetError()));
if (listing_f)
RARCH_ERR("Fragment:\n%s\n", listing_f);
else if (listing_v)
RARCH_ERR("Vertex:\n%s\n", listing_v);
ret = false;
goto end;
}
cgGLLoadProgram(program->fprg);
cgGLLoadProgram(program->vprg);
end:
free(listing_f);
free(listing_v);
return ret;
}
void GLWindow::initializeGL()
{
mInitialized = true;
if( checkGLError() ) LOG_TRACE
// Set up the rendering context, define display lists etc.:
glClearColor( 8/256.0, 5/256.0, 76/256.0, 0.0 );
glDisable(GL_DEPTH_TEST);
if( checkGLError() ) LOG_TRACE
#ifdef COMPILE_CG
if( mUseCG && cgGLIsProfileSupported( CG_PROFILE_FP20 ) ){
//LOG_3("Using Cg");
// This is the most basic fragment profile, should run on quite a few cards
cgFragmentProfile = CG_PROFILE_FP20;
cgSetErrorCallback(cgErrorCallback);
cgContext = cgCreateContext();
// TODO: Include the shader source in the executable
cgProgram = cgCreateProgram( cgContext, CG_SOURCE, FRAGMENT_SHADER, cgFragmentProfile, 0, 0);
cgGLLoadProgram( cgProgram );
cgImageParam = cgGetNamedParameter( cgProgram, "image" );
cgColorClampParam = cgGetNamedParameter( cgProgram, "colorClamp" );
cgGLBindProgram( cgProgram );
}else
#endif
{
//LOG_3("Using stock OpenGL");
mUseCG = false;
}
// GL_TEXTURE_ENV_MODE defaults to GL_MODULATE
// GL_TEXTURE_ENV_COLOR defaults to (0,0,0,0)
#ifdef GL_NV_texture_rectangle
mUseGL_NV_texture_rectangle = isExtensionSupported( "GL_NV_texture_rectangle" );
if( checkGLError() ) LOG_TRACE
#endif // GL_NV_texture_rectangle
#ifdef GL_NV_texture_rectangle
if( mUseGL_NV_texture_rectangle ){
//LOG_5( "Using GL_TEXTURE_RECTANGLE_NV" );
mTextureMode = GL_TEXTURE_RECTANGLE_NV;
// Only try to use cg, if texture_rectangle is supported
// 4/23/04 WHY?
mUseCG = true;
} else
#endif // GL_NV_texture_rectangle
{
//qWarning("NOT USING GL_TEXTURE_RECTANGLE_NV");
mTextureMode = GL_TEXTURE_2D;
// Set up the texturing params
GLint wrapMode = GL_CLAMP;
int glMajor, glMinor;
glVersion(glMajor,glMinor);
if( glMajor >= 1 && glMinor >=2 )
wrapMode = GL_CLAMP_TO_EDGE;
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S, wrapMode);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T, wrapMode);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER, GL_LINEAR);
}
}
void COpenGLCgMaterialRenderer::init(s32& materialType,
const c8* vertexProgram, const c8* vertexEntry, E_VERTEX_SHADER_TYPE vertexProfile,
const c8* fragmentProgram, const c8* fragmentEntry, E_PIXEL_SHADER_TYPE fragmentProfile,
const c8* geometryProgram, const c8* geometryEntry, E_GEOMETRY_SHADER_TYPE geometryProfile,
scene::E_PRIMITIVE_TYPE inType, scene::E_PRIMITIVE_TYPE outType, u32 vertices)
{
bool shaderStatus = true;
CGerror Error = CG_NO_ERROR;
materialType = -1;
// TODO: add profile selection
if (vertexProgram)
{
VertexProfile = cgGLGetLatestProfile(CG_GL_VERTEX);
if (VertexProfile)
VertexProgram = cgCreateProgram(Driver->getCgContext(), CG_SOURCE, vertexProgram, VertexProfile, vertexEntry, 0);
if (!VertexProgram)
{
Error = cgGetError();
os::Printer::log("Cg vertex program failed to compile:", ELL_ERROR);
os::Printer::log(cgGetLastListing(Driver->getCgContext()), ELL_ERROR);
shaderStatus = false;
}
else
cgGLLoadProgram(VertexProgram);
}
if (fragmentProgram)
{
FragmentProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);
if (FragmentProfile)
FragmentProgram = cgCreateProgram(Driver->getCgContext(), CG_SOURCE, fragmentProgram, FragmentProfile, fragmentEntry, 0);
if (!FragmentProgram)
{
Error = cgGetError();
os::Printer::log("Cg fragment program failed to compile:", ELL_ERROR);
os::Printer::log(cgGetLastListing(Driver->getCgContext()), ELL_ERROR);
shaderStatus = false;
}
else
cgGLLoadProgram(FragmentProgram);
}
if (geometryProgram)
{
GeometryProfile = cgGLGetLatestProfile(CG_GL_GEOMETRY);
if (GeometryProfile)
GeometryProgram = cgCreateProgram(Driver->getCgContext(), CG_SOURCE, geometryProgram, GeometryProfile, geometryEntry, 0);
if (!GeometryProgram)
{
Error = cgGetError();
os::Printer::log("Cg geometry program failed to compile:", ELL_ERROR);
os::Printer::log(cgGetLastListing(Driver->getCgContext()), ELL_ERROR);
shaderStatus = false;
}
else
cgGLLoadProgram(GeometryProgram);
}
getUniformList();
// create OpenGL specifics sampler uniforms.
for (unsigned int i = 0; i < UniformInfo.size(); ++i)
{
if (UniformInfo[i]->getType() == CG_SAMPLER2D)
{
bool IsGlobal = true;
if (UniformInfo[i]->getSpace() == CG_PROGRAM)
IsGlobal = false;
CCgUniform* Uniform = new COpenGLCgUniformSampler2D(UniformInfo[i]->getParameter(), IsGlobal);
delete UniformInfo[i];
UniformInfo[i] = Uniform;
}
}
if (shaderStatus)
materialType = Driver->addMaterialRenderer(this);
}
void Sarge::InitializeSargeShaders() {
TextureLoader textureLoader;
/////////////////////////////
//Vertex Shader
vsSargeProfile = cgGLGetLatestProfile(CG_GL_VERTEX);
cgGLSetOptimalOptions(vsSargeProfile);
CheckForCgError("sarge", "selecting vertex profile");
vsSargeProgram = cgCreateProgramFromFile(ShaderContext, CG_SOURCE, "assets/vertexshaders/vs_sarge.cg", vsSargeProfile, "sargeVertexShader", 0);
CheckForCgError("sarge", "creating vertex program from file");
cgGLLoadProgram(vsSargeProgram);
CheckForCgError("sarge", "loading vertex program");
//////////////////////////////
//Pixel Shader
psSargeProfile = cgGLGetLatestProfile(CG_GL_FRAGMENT);
cgGLSetOptimalOptions(psSargeProfile);
CheckForCgError("sarge", "selecting pixel profile");
psSargeProgram = cgCreateProgramFromFile(ShaderContext, CG_SOURCE, "assets/pixelshaders/ps_sarge.cg", psSargeProfile, "sargeLightMap", 0);
CheckForCgError("sarge", "creating fragment program from file");
cgGLLoadProgram(psSargeProgram);
CheckForCgError("sarge", "loading fragment program");
modelViewProj = cgGetNamedParameter(vsSargeProgram, "modelViewProj");
lightViewProj = cgGetNamedParameter(vsSargeProgram, "lightViewProj");
vertin = cgGetNamedParameter(vsSargeProgram, "vertin");
lightPosition = cgGetNamedParameter(vsSargeProgram, "lightPosition");
fragin = cgGetNamedParameter(psSargeProgram, "fragin");
eyevector = cgGetNamedParameter(psSargeProgram, "eyevector");
CheckForCgError("sarge", "getting parameters");
textureLoader.LoadTextureFromDisk("assets/textures/shadermaps/sarge_normalmap.tga", &sargeNormalTexture);
textureLoader.LoadTextureFromDisk("assets/textures/shadermaps/sarge_colormap.tga", &sargeColorTexture);
//textureLoader.LoadTextureFromDisk("assets/textures/weapon/fire1.tga", &sargeColorTexture);
normalmap = cgGetNamedParameter(psSargeProgram, "normalmap");
cgGLSetTextureParameter(normalmap, sargeNormalTexture.TextureID);
decalmap = cgGetNamedParameter(psSargeProgram, "decalmap");
cgGLSetTextureParameter(decalmap, sargeColorTexture.TextureID);
CheckForCgError("sarge", "setting decal 2D texture");
/*
decalmap = cgGetNamedParameter(psSargeProgram, "decalmap");
cgGLSetTextureParameter(text1, sargeColorTexture.TextureID);
CheckForCgError("sarge", "setting decal 2D texture");
*/
mMeshObject.Scale(1.6f);
}
OGLShader::OGLShader(const std::string& name, CGprogram prog, ShaderType type) : ShaderBase(name, prog, type){
cgGLLoadProgram(_program);
}
