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* [OpenGL] BugFix: Correct shader errors being thrown during the load phase due to direct use of glUseProgram causing desync with GFXGLDevice.

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This commit is contained in:
Robert MacGregor 2021-09-17 17:37:19 -04:00
parent 328319b853
commit c8a5ccb191
3 changed files with 10 additions and 6 deletions
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8
Engine/source/gfx/gl/gfxGLShader.cpp
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@ -382,10 +382,11 @@ void GFXGLShaderConstBuffer::onShaderReload( GFXGLShader *shader )
mWasLost = true;
}
GFXGLShader::GFXGLShader() :
GFXGLShader::GFXGLShader(GFXGLDevice* device) :
mVertexShader(0),
mPixelShader(0),
mProgram(0),
mDevice(device),
mConstBufferSize(0),
mConstBuffer(NULL)
{
@ -706,7 +707,8 @@ void GFXGLShader::initHandles()
dMemset(mConstBuffer, 0, mConstBufferSize);
// Set our program so uniforms are assigned properly.
glUseProgram(mProgram);
mDevice->setShader(this, false);
// Iterate through uniforms to set sampler numbers.
for (HandleMap::Iterator iter = mHandles.begin(); iter != mHandles.end(); ++iter)
{
@ -723,7 +725,6 @@ void GFXGLShader::initHandles()
dMemcpy(mConstBuffer + handle->mOffset, &handle->mSamplerNum, handle->getSize());
}
}
glUseProgram(0);
//instancing
if (!mInstancingFormat)
@ -830,6 +831,7 @@ void GFXGLShader::setConstantsFromBuffer(GFXGLShaderConstBuffer* buffer)
// Copy new value into our const buffer and set in GL.
dMemcpy(mConstBuffer + handle->mOffset, buffer->mBuffer + handle->mOffset, handle->getSize());
switch(handle->mDesc.constType)
{
case GFXSCT_Float: