cCgShaderHelper::cCgShaderHelper(const zsString& shaderPath) {
cFileUtil::ReplaceIncludeDirectives(shaderPath, cgFileLines, includedFilesPaths);
// Setup context, for creation (Yeah silly, but use OpenGL cg state and params) because equal with dx...
CGcontext con = cgCreateContext();
cgGLRegisterStates(con);
cgGLSetManageTextureParameters(con, CG_TRUE);
// Create cg effect from file (load)
assert(shaderPath.size() <= 256);
char ansiShaderPath[256];
cStrUtil::ToAnsi(shaderPath, ansiShaderPath, 256);
CGeffect effect = cgCreateEffectFromFile(con, ansiShaderPath, nullptr);
if (effect == nullptr) {
lastErrorMsg = cgGetLastListing(con);
// Free up
cgDestroyEffect(effect);
cgDestroyContext(con);
return;
}
// Tech creation
CGtechnique tech = cgGetFirstTechnique(effect);
if (tech == nullptr) {
lastErrorMsg = L"There is no Technique in shader: " + shaderPath;
// Free up
cgDestroyEffect(effect);
cgDestroyContext(con);
return;
}
// Pass creation
CGpass pass = cgGetFirstPass(tech);
if (pass == nullptr) {
lastErrorMsg = L"There is no pass in shader: " + shaderPath;
// Free up
cgDestroyEffect(effect);
cgDestroyContext(con);
return;
}
CGprogram shaderPrograms[NDOMAINS];
shaderPrograms[VS] = cgGetPassProgram(pass, CGdomain::CG_VERTEX_DOMAIN);
shaderPrograms[HS] = cgGetPassProgram(pass, CGdomain::CG_TESSELLATION_CONTROL_DOMAIN);
shaderPrograms[DS] = cgGetPassProgram(pass, CGdomain::CG_TESSELLATION_EVALUATION_DOMAIN);
shaderPrograms[GS] = cgGetPassProgram(pass, CGdomain::CG_GEOMETRY_DOMAIN);
shaderPrograms[PS] = cgGetPassProgram(pass, CGdomain::CG_FRAGMENT_DOMAIN);
// Domain infos
for (uint8_t i = 0; i < NDOMAINS; i++) {
// Domain existence
info.domainsExist[i] = shaderPrograms[i] != nullptr;
// if exist save entry name
if (info.domainsExist[i])
info.domainsEntry[i] = cgGetProgramString(shaderPrograms[i], CGenum::CG_PROGRAM_ENTRY);
}
// Free up
cgDestroyEffect(effect);
cgDestroyContext(con);
}
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;
}
//
// GetLastListing
//
const char *CCgContext::GetLastListing()
{
return cgGetLastListing( m_Context );
}
static bool d3d9_cg_load_program(void *data,
void *fragment_data, void *vertex_data, const char *prog, bool path_is_file)
{
const char *list = NULL;
char *listing_f = NULL;
char *listing_v = NULL;
CGprogram *fPrg = (CGprogram*)fragment_data;
CGprogram *vPrg = (CGprogram*)vertex_data;
CGprofile vertex_profile = cgD3D9GetLatestVertexProfile();
CGprofile fragment_profile = cgD3D9GetLatestPixelProfile();
const char **fragment_opts = cgD3D9GetOptimalOptions(fragment_profile);
const char **vertex_opts = cgD3D9GetOptimalOptions(vertex_profile);
cg_renderchain_t *cg_data = (cg_renderchain_t*)data;
RARCH_LOG("[D3D Cg]: Vertex profile: %s\n", cgGetProfileString(vertex_profile));
RARCH_LOG("[D3D Cg]: Fragment profile: %s\n", cgGetProfileString(fragment_profile));
if (path_is_file && !string_is_empty(prog))
*fPrg = cgCreateProgramFromFile(cg_data->cgCtx, CG_SOURCE,
prog, fragment_profile, "main_fragment", fragment_opts);
else
*fPrg = cgCreateProgram(cg_data->cgCtx, CG_SOURCE, stock_cg_d3d9_program,
fragment_profile, "main_fragment", fragment_opts);
list = cgGetLastListing(cg_data->cgCtx);
if (list)
listing_f = strdup(list);
if (path_is_file && !string_is_empty(prog))
*vPrg = cgCreateProgramFromFile(cg_data->cgCtx, CG_SOURCE,
prog, vertex_profile, "main_vertex", vertex_opts);
else
*vPrg = cgCreateProgram(cg_data->cgCtx, CG_SOURCE, stock_cg_d3d9_program,
vertex_profile, "main_vertex", vertex_opts);
list = cgGetLastListing(cg_data->cgCtx);
if (list)
listing_v = strdup(list);
if (!fPrg || !vPrg)
goto error;
cgD3D9LoadProgram(*fPrg, true, 0);
cgD3D9LoadProgram(*vPrg, true, 0);
free(listing_f);
free(listing_v);
return true;
error:
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);
free(listing_f);
free(listing_v);
return false;
}
/*-------------------------------------------------------------------------
-------------------------------------------------------------------------*/
void FilterBox::Draw(float f)
{
if(!bValid)
return;
glPolygonMode( GL_FRONT_AND_BACK, GL_FILL);
CGbool bRes;
bRes = cgValidateTechnique(cgTechnique);
if(!bRes)
{
bValid = false;
const char * pszErrors = NULL;
fprintf(stderr, "Validation of FilterRect failed");
fprintf(stderr, "CgFx Parse error : %s", pszErrors);
const char *listing = cgGetLastListing(cgContext);
return;
}
//
// intermediate stage : bluring horizontal
//
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb[1]);
glPushAttrib(GL_VIEWPORT_BIT);
glViewport(0,0,bufw,bufh);
cgGLSetupSampler(srcSampler, textureID[0]);
cgSetPassState(cgPassFilterH);
FULLSCRQUAD();
glPopAttrib();
//
// intermediate stage : bluring vertical
//
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb[0]);
glPushAttrib(GL_VIEWPORT_BIT);
glViewport(0,0,bufw,bufh);
cgGLSetupSampler(srcSampler, textureID[1]);
cgSetPassState(cgPassFilterV);
FULLSCRQUAD();
glPopAttrib();
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
//
// Final stage : Blend the final texture to the screen
//
cgGLSetupSampler(tempSampler, textureID[0]);
cgSetPassState(cgPassBlend);
glBlendColor(f,f,f,f);
float xoffset = -1.0f + 2.0f*(float)posx/(float)vpw;
float yoffset = -1.0f + 2.0f*(float)posy/(float)vph;
float xoffset2 = xoffset + 2.0f*(float)width/(float)vpw;
float yoffset2 = yoffset + 2.0f*(float)height/(float)vph;
glBegin(GL_QUADS);
glTexCoord2f(0,0);
glVertex4f(xoffset, yoffset, 0,1);
glTexCoord2f(1,0);
glVertex4f(xoffset2, yoffset,0,1);
glTexCoord2f(1,1);
glVertex4f(xoffset2, yoffset2,0,1);
glTexCoord2f(0,1);
glVertex4f(xoffset, yoffset2,0,1);
glEnd();
cgResetPassState(cgPassBlend);
}
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 CD3D9CgMaterialRenderer::init(s32& pMaterialType,
const c8* pVertexProgram, const c8* pVertexEntry, E_VERTEX_SHADER_TYPE pVertexProfile,
const c8* pFragmentProgram, const c8* pFragmentEntry, E_PIXEL_SHADER_TYPE pFragmentProfile,
const c8* pGeometryProgram, const c8* pGeometryEntry, E_GEOMETRY_SHADER_TYPE pGeometryProfile,
scene::E_PRIMITIVE_TYPE pInType, scene::E_PRIMITIVE_TYPE pOutType, u32 pVertices)
{
bool Status = true;
CGerror Error = CG_NO_ERROR;
pMaterialType = -1;
// TODO: add profile selection
if (pVertexProgram)
{
VertexProfile = cgD3D9GetLatestVertexProfile();
if (VertexProfile)
VertexProgram = cgCreateProgram(Driver->getCgContext(), CG_SOURCE, pVertexProgram, VertexProfile, pVertexEntry, 0);
if (!VertexProgram)
{
Error = cgGetError();
os::Printer::log("Cg vertex program failed to compile:", ELL_ERROR);
os::Printer::log(cgGetLastListing(Driver->getCgContext()), ELL_ERROR);
Status = false;
}
else
cgD3D9LoadProgram(VertexProgram, 0, 0);
}
if (pFragmentProgram)
{
FragmentProfile = cgD3D9GetLatestPixelProfile();
if (FragmentProfile)
FragmentProgram = cgCreateProgram(Driver->getCgContext(), CG_SOURCE, pFragmentProgram, FragmentProfile, pFragmentEntry, 0);
if (!FragmentProgram)
{
Error = cgGetError();
os::Printer::log("Cg fragment program failed to compile:", ELL_ERROR);
os::Printer::log(cgGetLastListing(Driver->getCgContext()), ELL_ERROR);
Status = false;
}
else
cgD3D9LoadProgram(FragmentProgram, 0, 0);
}
/*if (pGeometryProgram)
{
GeometryProfile = cgD3D9GetLatestGeometryProfile();
if (GeometryProfile)
GeometryProgram = cgCreateProgram(Driver->getCgContext(), CG_SOURCE, pGeometryProgram, GeometryProfile, pGeometryEntry, 0);
if (!GeometryProgram)
{
Error = cgGetError();
os::Printer::log("Cg geometry program failed to compile:", ELL_ERROR);
os::Printer::log(cgGetLastListing(Driver->getCgContext()), ELL_ERROR);
Status = false;
}
else
cgD3D9LoadProgram(GeometryProgram, 0, 0);
}*/
getUniformList();
// create D3D9 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 CD3D9CgUniformSampler2D(UniformInfo[i]->getParameter(), IsGlobal);
delete UniformInfo[i];
UniformInfo[i] = Uniform;
}
}
if (Status)
pMaterialType = Driver->addMaterialRenderer(this);
}
