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Add UniformBlock::updateTextureParameters() optimization by Francisco Zurita

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This commit is contained in:
Sergey Lipskiy 2016-06-29 12:24:22 +06:00
parent d691d98451
commit 99af3839e3
1 changed files with 6 additions and 2 deletions
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8
src/OGL3X/UniformBlock.cpp
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@ -156,7 +156,8 @@ void UniformBlock::updateTextureParameters()
if (m_textureBlock.m_buffer == 0)
return;
GLbyte * pData = m_textureBlockData.data();
std::vector<GLbyte> temp(m_textureBlockData.size(), 0);
GLbyte * pData = temp.data();
f32 texScale[4] = { gSP.texture.scales, gSP.texture.scalet, 0, 0 };
memcpy(pData + m_textureBlock.m_offsets[tuTexScale], texScale, m_textureBlock.m_offsets[tuTexOffset] - m_textureBlock.m_offsets[tuTexScale]);
@ -228,7 +229,10 @@ void UniformBlock::updateTextureParameters()
glBindBuffer(GL_UNIFORM_BUFFER, m_textureBlock.m_buffer);
}
glBufferSubData(GL_UNIFORM_BUFFER, m_textureBlock.m_offsets[tuTexScale], m_textureBlockData.size(), pData);
if(temp != m_textureBlockData) {
m_textureBlockData = temp;
glBufferSubData(GL_UNIFORM_BUFFER, m_textureBlock.m_offsets[tuTexScale], m_textureBlockData.size(), pData);
}
}
void UniformBlock::updateLightParameters()