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Removed dependency on GL_ARB_shading_language_420pack

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This commit is contained in:
parax0 2015-07-29 20:25:27 -04:00
parent ae0b6f97df
commit dafa05d5d2
2 changed files with 65 additions and 58 deletions
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4
OpenGL/CShaderGenerator.cpp
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@ -306,8 +306,6 @@ bool CShaderGenerator::CreatePixelShader(const CMaterial& Mat)
{ {
std::stringstream ShaderCode; std::stringstream ShaderCode;
ShaderCode << "#version 330 core\n" ShaderCode << "#version 330 core\n"
<< "\n"
<< "#extension GL_ARB_shading_language_420pack : enable\n" // Needed to set texture binding layouts
<< "\n"; << "\n";
EVertexDescription VtxDesc = Mat.VtxDesc(); EVertexDescription VtxDesc = Mat.VtxDesc();
@ -335,7 +333,7 @@ bool CShaderGenerator::CreatePixelShader(const CMaterial& Mat)
for (u32 iPass = 0; iPass < PassCount; iPass++) for (u32 iPass = 0; iPass < PassCount; iPass++)
if (Mat.Pass(iPass)->Texture() != nullptr) if (Mat.Pass(iPass)->Texture() != nullptr)
ShaderCode << "layout(binding = " << iPass << ") uniform sampler2D Texture" << iPass << ";\n"; ShaderCode << "uniform sampler2D Texture" << iPass << ";\n";
ShaderCode <<"\n"; ShaderCode <<"\n";

119
Resource/CMaterial.cpp
View File

@ -49,70 +49,79 @@ void CMaterial::GenerateShader()
bool CMaterial::SetCurrent(ERenderOptions Options) bool CMaterial::SetCurrent(ERenderOptions Options)
{ {
// Bind textures // Bind textures
for (u32 iPass = 0; iPass < mPasses.size(); iPass++) const char *skpSamplers[8] = {
mPasses[iPass]->LoadTexture(iPass); "Texture0", "Texture1", "Texture2", "Texture3",
"Texture4", "Texture5", "Texture6", "Texture7"
};
// Skip material setup if the currently bound material is identical // Skip material setup if the currently bound material is identical
if (sCurrentMaterial == HashParameters()) if (sCurrentMaterial != HashParameters())
{ {
GLuint NumLightsLoc = CShader::CurrentShader()->GetUniformLocation("NumLights"); // Shader setup
glUniform1i(NumLightsLoc, CGraphics::sNumLights); if (mShaderStatus == eNoShader) GenerateShader();
return true; mpShader->SetCurrent();
if (mShaderStatus == eShaderFailed)
return false;
// Set RGB blend equation - force to ZERO/ONE if alpha is disabled
GLenum srcRGB, dstRGB, srcAlpha, dstAlpha;
if (Options & eNoAlpha) {
srcRGB = GL_ONE;
dstRGB = GL_ZERO;
} else {
srcRGB = mBlendSrcFac;
dstRGB = mBlendDstFac;
}
// Set alpha blend equation
bool AlphaBlended = ((mBlendSrcFac == GL_SRC_ALPHA) && (mBlendDstFac == GL_ONE_MINUS_SRC_ALPHA));
if ((mEnableBloom) && (Options & eEnableBloom) && (!AlphaBlended)) {
srcAlpha = mBlendSrcFac;
dstAlpha = mBlendDstFac;
} else {
srcAlpha = GL_ZERO;
dstAlpha = GL_ZERO;
}
glBlendFuncSeparate(srcRGB, dstRGB, srcAlpha, dstAlpha);
// Set konst inputs
for (u32 iKonst = 0; iKonst < 4; iKonst++)
CGraphics::sPixelBlock.Konst[iKonst] = mKonstColors[iKonst].ToVector4f();
// Set color channels
// COLOR0_Amb is initialized by the node instead of by the material
CGraphics::sVertexBlock.COLOR0_Mat = CColor::skWhite.ToVector4f();
// Set depth write - force on if alpha is disabled (lots of weird depth issues otherwise)
if ((mOptions & eDepthWrite) || (Options & eNoAlpha)) glDepthMask(GL_TRUE);
else glDepthMask(GL_FALSE);
// Load uniforms
for (u32 iPass = 0; iPass < mPasses.size(); iPass++)
mPasses[iPass]->SetAnimCurrent(Options, iPass);
CGraphics::UpdateVertexBlock();
CGraphics::UpdatePixelBlock();
sCurrentMaterial = HashParameters();
} }
// Shader setup // Bind textures
if (mShaderStatus == eNoShader) GenerateShader(); CShader *pShader = CShader::CurrentShader();
mpShader->SetCurrent();
if (mShaderStatus == eShaderFailed)
return false;
// Set RGB blend equation - force to ZERO/ONE if alpha is disabled
GLenum srcRGB, dstRGB, srcAlpha, dstAlpha;
if (Options & eNoAlpha) {
srcRGB = GL_ONE;
dstRGB = GL_ZERO;
} else {
srcRGB = mBlendSrcFac;
dstRGB = mBlendDstFac;
}
// Set alpha blend equation
bool AlphaBlended = ((mBlendSrcFac == GL_SRC_ALPHA) && (mBlendDstFac == GL_ONE_MINUS_SRC_ALPHA));
if ((mEnableBloom) && (Options & eEnableBloom) && (!AlphaBlended)) {
srcAlpha = mBlendSrcFac;
dstAlpha = mBlendDstFac;
} else {
srcAlpha = GL_ZERO;
dstAlpha = GL_ZERO;
}
glBlendFuncSeparate(srcRGB, dstRGB, srcAlpha, dstAlpha);
// Set konst inputs
for (u32 iKonst = 0; iKonst < 4; iKonst++)
CGraphics::sPixelBlock.Konst[iKonst] = mKonstColors[iKonst].ToVector4f();
// Set color channels
// COLOR0_Amb is initialized by the node instead of by the material
CGraphics::sVertexBlock.COLOR0_Mat = CColor::skWhite.ToVector4f();
// Set depth write - force on if alpha is disabled (lots of weird depth issues otherwise)
if ((mOptions & eDepthWrite) || (Options & eNoAlpha)) glDepthMask(GL_TRUE);
else glDepthMask(GL_FALSE);
// Load uniforms
for (u32 iPass = 0; iPass < mPasses.size(); iPass++) for (u32 iPass = 0; iPass < mPasses.size(); iPass++)
mPasses[iPass]->SetAnimCurrent(Options, iPass); {
mPasses[iPass]->LoadTexture(iPass);
GLint sampler = pShader->GetUniformLocation(skpSamplers[iPass]);
glUniform1i(sampler, iPass);
}
GLuint NumLightsLoc = mpShader->GetUniformLocation("NumLights"); // Bind num lights
GLuint NumLightsLoc = pShader->GetUniformLocation("NumLights");
glUniform1i(NumLightsLoc, CGraphics::sNumLights); glUniform1i(NumLightsLoc, CGraphics::sNumLights);
CGraphics::UpdateVertexBlock();
CGraphics::UpdatePixelBlock();
sCurrentMaterial = HashParameters();
return true; return true;
} }