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Optimized Renderer 

Renderer was doing useless glActiveTexture calls


Former-commit-id: 5b27c6dcf9382cae79f5fc92577b42e92b851351
This commit is contained in:
Lynix 2014-04-16 09:11:38 +02:00
parent 4026e310bc
commit 3ddcd3b7ed
1 changed files with 7 additions and 21 deletions
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28
src/Nazara/Renderer/Renderer.cpp
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@ -64,7 +64,6 @@ namespace
NzTextureSampler sampler;
const NzTexture* texture = nullptr;
bool samplerUpdated = false;
bool textureUpdated = true;
};
using VAO_Key = std::tuple<const NzIndexBuffer*, const NzVertexBuffer*, const NzVertexDeclaration*, const NzVertexDeclaration*>;
@ -1372,7 +1371,6 @@ void NzRenderer::SetTexture(nzUInt8 unit, const NzTexture* texture)
if (s_textureUnits[unit].texture != texture)
{
s_textureUnits[unit].texture = texture;
s_textureUnits[unit].textureUpdated = false;
if (texture)
{
@ -1583,21 +1581,10 @@ bool NzRenderer::EnsureStateUpdate()
{
TextureUnit& unit = s_textureUnits[i];
if (unit.texture)
if (unit.texture && !unit.samplerUpdated)
{
if (!unit.textureUpdated)
{
NzOpenGL::BindTextureUnit(i);
unit.texture->EnsureMipmapsUpdate();
unit.textureUpdated = true;
}
if (!unit.samplerUpdated)
{
unit.sampler.Bind(i);
unit.samplerUpdated = true;
}
unit.sampler.Bind(i);
unit.samplerUpdated = true;
}
}
}
@ -1607,13 +1594,9 @@ bool NzRenderer::EnsureStateUpdate()
{
TextureUnit& unit = s_textureUnits[i];
if (unit.texture)
if (unit.texture && !unit.samplerUpdated)
{
NzOpenGL::BindTextureUnit(i);
unit.texture->EnsureMipmapsUpdate();
unit.textureUpdated = true;
unit.sampler.Apply(unit.texture);
unit.samplerUpdated = true;
}
@ -1819,7 +1802,10 @@ bool NzRenderer::EnsureStateUpdate()
{
const NzTexture* texture = s_textureUnits[i].texture;
if (texture)
{
NzOpenGL::BindTexture(i, texture->GetType(), texture->GetOpenGLID());
texture->EnsureMipmapsUpdate();
}
}
// Et on termine par envoyer nos états au driver