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Added conditional rendering

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Former-commit-id: 30c062a469ad5f534b95a33c07c92c89036aacf7
This commit is contained in:
Lynix
2013-09-06 17:38:34 +02:00
parent e60b1c010e
commit 10f7d185a6
5 changed files with 121 additions and 15 deletions
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43
src/Nazara/Renderer/Renderer.cpp
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@@ -184,6 +184,27 @@ namespace
ResourceListener s_listener;
}
void NzRenderer::BeginCondition(const NzGpuQuery& query, nzGpuQueryCondition condition)
{
#ifdef NAZARA_DEBUG
if (NzContext::GetCurrent() == nullptr)
{
NazaraError("No active context");
return;
}
#endif
#if NAZARA_RENDERER_SAFE
if (!s_capabilities[nzRendererCap_ConditionalRendering])
{
NazaraError("Conditional rendering is not supported");
return;
}
#endif
glBeginConditionalRender(query.GetOpenGLID(), NzOpenGL::QueryCondition[condition]);
}
void NzRenderer::Clear(nzUInt32 flags)
{
#ifdef NAZARA_DEBUG
@@ -463,6 +484,27 @@ void NzRenderer::Enable(nzRendererParameter parameter, bool enable)
s_states.parameters[parameter] = enable;
}
void NzRenderer::EndCondition()
{
#ifdef NAZARA_DEBUG
if (NzContext::GetCurrent() == nullptr)
{
NazaraError("No active context");
return;
}
#endif
#if NAZARA_RENDERER_SAFE
if (!s_capabilities[nzRendererCap_ConditionalRendering])
{
NazaraError("Conditional rendering is not supported");
return;
}
#endif
glEndConditionalRender();
}
void NzRenderer::Flush()
{
#ifdef NAZARA_DEBUG
@@ -617,6 +659,7 @@ bool NzRenderer::Initialize()
// Récupération des capacités d'OpenGL
s_capabilities[nzRendererCap_AnisotropicFilter] = NzOpenGL::IsSupported(nzOpenGLExtension_AnisotropicFilter);
s_capabilities[nzRendererCap_ConditionalRendering] = NzOpenGL::IsSupported(nzOpenGLExtension_ConditionalRender);
s_capabilities[nzRendererCap_FP64] = NzOpenGL::IsSupported(nzOpenGLExtension_FP64);
s_capabilities[nzRendererCap_HardwareBuffer] = true; // Natif depuis OpenGL 1.5
s_capabilities[nzRendererCap_Instancing] = NzOpenGL::IsSupported(nzOpenGLExtension_DrawInstanced) && NzOpenGL::IsSupported(nzOpenGLExtension_InstancedArray);