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implement streaming by bufferSubData, split upload and allocation in ringbuffer

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This commit is contained in:
degasus
2013-02-01 12:30:08 +01:00
parent 30170575c8
commit 878bd7f26c
4 changed files with 31 additions and 11 deletions
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1
Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp
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@ -208,6 +208,7 @@ void ProgramShaderCache::SetMultiVSConstant4fv(unsigned int offset, const float
void ProgramShaderCache::UploadConstants()
{
if(s_ubo_dirty) {
s_buffer->Alloc(s_ubo_buffer_size);
size_t offset = s_buffer->Upload(s_ubo_buffer, s_ubo_buffer_size);
glBindBufferRange(GL_UNIFORM_BUFFER, 1, s_buffer->getBuffer(), offset, s_vs_data_offset);
glBindBufferRange(GL_UNIFORM_BUFFER, 2, s_buffer->getBuffer(), offset + s_vs_data_offset, s_ubo_buffer_size - s_vs_data_offset);