diff options
Diffstat (limited to 'indra/llrender/llglslshader.cpp')
| -rw-r--r-- | indra/llrender/llglslshader.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/indra/llrender/llglslshader.cpp b/indra/llrender/llglslshader.cpp index f51d83abe4..674d6dcf7e 100644 --- a/indra/llrender/llglslshader.cpp +++ b/indra/llrender/llglslshader.cpp @@ -31,6 +31,7 @@ #include "llshadermgr.h" #include "llfile.h" #include "llrender.h" +#include "llvertexbuffer.h" #if LL_DARWIN #include "OpenGL/OpenGL.h" @@ -75,6 +76,7 @@ hasAlphaMask(false) LLGLSLShader::LLGLSLShader() : mProgramObject(0), mActiveTextureChannels(0), mShaderLevel(0), mShaderGroup(SG_DEFAULT), mUniformsDirty(FALSE) { + } void LLGLSLShader::unload() @@ -110,16 +112,25 @@ void LLGLSLShader::unload() BOOL LLGLSLShader::createShader(vector<string> * attributes, vector<string> * uniforms) { + //reloading, reset matrix hash values + for (U32 i = 0; i < LLRender::NUM_MATRIX_MODES; ++i) + { + mMatHash[i] = 0xFFFFFFFF; + } + mLightHash = 0xFFFFFFFF; + llassert_always(!mShaderFiles.empty()); BOOL success = TRUE; // Create program mProgramObject = glCreateProgramObjectARB(); +#if !LL_DARWIN if (gGLManager.mGLVersion < 3.1f) { //force indexed texture channels to 1 if GL version is old (performance improvement for drivers with poor branching shader model support) mFeatures.mIndexedTextureChannels = llmin(mFeatures.mIndexedTextureChannels, 1); } +#endif // !LL_DARWIN //compile new source vector< pair<string,GLenum> >::iterator fileIter = mShaderFiles.begin(); @@ -235,6 +246,13 @@ void LLGLSLShader::attachObjects(GLhandleARB* objects, S32 count) BOOL LLGLSLShader::mapAttributes(const vector<string> * attributes) { + //before linking, make sure reserved attributes always have consistent locations + for (U32 i = 0; i < LLShaderMgr::instance()->mReservedAttribs.size(); i++) + { + const char* name = LLShaderMgr::instance()->mReservedAttribs[i].c_str(); + glBindAttribLocationARB(mProgramObject, i, (const GLcharARB *) name); + } + //link the program BOOL res = link(); @@ -386,6 +404,7 @@ void LLGLSLShader::bind() gGL.flush(); if (gGLManager.mHasShaderObjects) { + LLVertexBuffer::unbind(); glUseProgramObjectARB(mProgramObject); sCurBoundShader = mProgramObject; sCurBoundShaderPtr = this; @@ -411,6 +430,7 @@ void LLGLSLShader::unbind() stop_glerror(); } } + LLVertexBuffer::unbind(); glUseProgramObjectARB(0); sCurBoundShader = 0; sCurBoundShaderPtr = NULL; @@ -420,6 +440,7 @@ void LLGLSLShader::unbind() void LLGLSLShader::bindNoShader(void) { + LLVertexBuffer::unbind(); glUseProgramObjectARB(0); sCurBoundShader = 0; sCurBoundShaderPtr = NULL; @@ -930,7 +951,9 @@ void LLGLSLShader::uniform4fv(const string& uniform, U32 count, const GLfloat* v std::map<GLint, LLVector4>::iterator iter = mValue.find(location); if (iter == mValue.end() || shouldChange(iter->second,vec) || count != 1) { + stop_glerror(); glUniform4fvARB(location, count, v); + stop_glerror(); mValue[location] = vec; } } @@ -987,6 +1010,7 @@ void LLGLSLShader::vertexAttrib4fv(U32 index, GLfloat* v) void LLGLSLShader::setAlphaRange(F32 minimum, F32 maximum) { + gGL.flush(); uniform1f("minimum_alpha", minimum); uniform1f("maximum_alpha", maximum); } |