diff options
Diffstat (limited to 'indra/llrender/llglslshader.cpp')
| -rw-r--r-- | indra/llrender/llglslshader.cpp | 78 |
1 files changed, 74 insertions, 4 deletions
diff --git a/indra/llrender/llglslshader.cpp b/indra/llrender/llglslshader.cpp index 7cbf39096e..39ad9b9e9b 100644 --- a/indra/llrender/llglslshader.cpp +++ b/indra/llrender/llglslshader.cpp @@ -88,7 +88,12 @@ LLShaderFeatures::LLShaderFeatures() // LLGLSL Shader implementation //=============================== LLGLSLShader::LLGLSLShader() - : mProgramObject(0), mActiveTextureChannels(0), mShaderLevel(0), mShaderGroup(SG_DEFAULT), mUniformsDirty(FALSE) + : mProgramObject(0), + mAttributeMask(0), + mActiveTextureChannels(0), + mShaderLevel(0), + mShaderGroup(SG_DEFAULT), + mUniformsDirty(FALSE) { } @@ -150,7 +155,7 @@ BOOL LLGLSLShader::createShader(vector<string> * attributes, vector< pair<string,GLenum> >::iterator fileIter = mShaderFiles.begin(); for ( ; fileIter != mShaderFiles.end(); fileIter++ ) { - GLhandleARB shaderhandle = LLShaderMgr::instance()->loadShaderFile((*fileIter).first, mShaderLevel, (*fileIter).second, mFeatures.mIndexedTextureChannels); + GLhandleARB shaderhandle = LLShaderMgr::instance()->loadShaderFile((*fileIter).first, mShaderLevel, (*fileIter).second, mDefines, mFeatures.mIndexedTextureChannels); LL_DEBUGS("ShaderLoading") << "SHADER FILE: " << (*fileIter).first << " mShaderLevel=" << mShaderLevel << LL_ENDL; if (shaderhandle > 0) { @@ -285,6 +290,8 @@ BOOL LLGLSLShader::mapAttributes(const vector<string> * attributes) if (res) { //read back channel locations + mAttributeMask = 0; + //read back reserved channels first for (U32 i = 0; i < LLShaderMgr::instance()->mReservedAttribs.size(); i++) { @@ -293,6 +300,7 @@ BOOL LLGLSLShader::mapAttributes(const vector<string> * attributes) if (index != -1) { mAttribute[i] = index; + mAttributeMask |= 1 << i; LL_DEBUGS("ShaderLoading") << "Attribute " << name << " assigned to channel " << index << LL_ENDL; } } @@ -372,11 +380,21 @@ void LLGLSLShader::mapUniform(GLint index, const vector<string> * uniforms) } } } - } +} + +void LLGLSLShader::addPermutation(std::string name, std::string value) +{ + mDefines[name] = value; +} + +void LLGLSLShader::removePermutation(std::string name) +{ + mDefines[name].erase(); +} GLint LLGLSLShader::mapUniformTextureChannel(GLint location, GLenum type) { - if (type >= GL_SAMPLER_1D_ARB && type <= GL_SAMPLER_2D_RECT_SHADOW_ARB || + if ((type >= GL_SAMPLER_1D_ARB && type <= GL_SAMPLER_2D_RECT_SHADOW_ARB) || type == GL_SAMPLER_2D_MULTISAMPLE) { //this here is a texture glUniform1iARB(location, mActiveTextureChannels); @@ -471,6 +489,58 @@ void LLGLSLShader::bindNoShader(void) } } +S32 LLGLSLShader::bindTexture(const std::string &uniform, LLTexture *texture, LLTexUnit::eTextureType mode) +{ + S32 channel = 0; + channel = getUniformLocation(uniform); + + return bindTexture(channel, texture, mode); +} + +S32 LLGLSLShader::bindTexture(S32 uniform, LLTexture *texture, LLTexUnit::eTextureType mode) +{ + if (uniform < 0 || uniform >= (S32)mTexture.size()) + { + UNIFORM_ERRS << "Uniform out of range: " << uniform << LL_ENDL; + return -1; + } + + uniform = mTexture[uniform]; + + if (uniform > -1) + { + gGL.getTexUnit(uniform)->bind(texture, mode); + } + + return uniform; +} + +S32 LLGLSLShader::unbindTexture(const std::string &uniform, LLTexUnit::eTextureType mode) +{ + S32 channel = 0; + channel = getUniformLocation(uniform); + + return unbindTexture(channel); +} + +S32 LLGLSLShader::unbindTexture(S32 uniform, LLTexUnit::eTextureType mode) +{ + if (uniform < 0 || uniform >= (S32)mTexture.size()) + { + UNIFORM_ERRS << "Uniform out of range: " << uniform << LL_ENDL; + return -1; + } + + uniform = mTexture[uniform]; + + if (uniform > -1) + { + gGL.getTexUnit(uniform)->unbind(mode); + } + + return uniform; +} + S32 LLGLSLShader::enableTexture(S32 uniform, LLTexUnit::eTextureType mode) { if (uniform < 0 || uniform >= (S32)mTexture.size()) |