/// <inheritdoc/>
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
{
if (material == null)
{
Debug.LogErrorFormat("{0}.Execute(): Missing material. {1} render pass will not execute. Check for missing reference in the renderer resources.", GetType().Name, profilerTag);
return;
}
CommandBuffer cmd = CommandBufferPool.Get();
using (new ProfilingScope(cmd, m_ProfilingSampler))
{
CoreUtils.SetKeyword(cmd, ShaderKeywordStrings.ScreenSpaceOcclusion, true);
PostProcessUtils.SetSourceSize(cmd, m_Descriptor);
// Execute the SSAO
Render(cmd, m_SSAOTexture1Target, ShaderPasses.AO);
// Execute the Blur Passes
RenderAndSetBaseMap(cmd, m_SSAOTexture1Target, m_SSAOTexture2Target, ShaderPasses.BlurHorizontal);
RenderAndSetBaseMap(cmd, m_SSAOTexture2Target, m_SSAOTexture3Target, ShaderPasses.BlurVertical);
RenderAndSetBaseMap(cmd, m_SSAOTexture3Target, m_SSAOTexture2Target, ShaderPasses.BlurFinal);
// Set the global SSAO texture and AO Params
cmd.SetGlobalTexture(k_SSAOTextureName, m_SSAOTexture2Target);
cmd.SetGlobalVector(k_SSAOAmbientOcclusionParamName, new Vector4(0f, 0f, 0f, m_CurrentSettings.DirectLightingStrength));
}
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
/// <inheritdoc/>
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
{
if (m_Material == null)
{
Debug.LogErrorFormat("{0}.Execute(): Missing material. ScreenSpaceAmbientOcclusion pass will not execute. Check for missing reference in the renderer resources.", GetType().Name);
return;
}
CommandBuffer cmd = CommandBufferPool.Get();
using (new ProfilingScope(cmd, m_ProfilingSampler))
{
if (!m_CurrentSettings.AfterOpaque)
{
CoreUtils.SetKeyword(cmd, ShaderKeywordStrings.ScreenSpaceOcclusion, true);
}
PostProcessUtils.SetSourceSize(cmd, m_AOPassDescriptor);
// Execute the SSAO
Render(cmd, m_SSAOTexture1, ShaderPasses.AO);
// Execute the Blur Passes
RenderAndSetBaseMap(cmd, m_SSAOTexture1, m_SSAOTexture2, ShaderPasses.BlurHorizontal);
PostProcessUtils.SetSourceSize(cmd, m_BlurPassesDescriptor);
RenderAndSetBaseMap(cmd, m_SSAOTexture2, m_SSAOTexture3, ShaderPasses.BlurVertical);
RenderAndSetBaseMap(cmd, m_SSAOTexture3, m_SSAOTextureFinal, ShaderPasses.BlurFinal);
// Set the global SSAO texture and AO Params
cmd.SetGlobalTexture(k_SSAOTextureName, m_SSAOTextureFinal);
cmd.SetGlobalVector(k_SSAOAmbientOcclusionParamName, new Vector4(0f, 0f, 0f, m_CurrentSettings.DirectLightingStrength));
// If true, SSAO pass is inserted after opaque pass and is expected to modulate lighting result now.
if (m_CurrentSettings.AfterOpaque)
{
CoreUtils.SetRenderTarget(
cmd,
m_Renderer.cameraColorTargetHandle,
RenderBufferLoadAction.Load,
RenderBufferStoreAction.Store,
m_Renderer.cameraDepthTargetHandle,
RenderBufferLoadAction.Load,
RenderBufferStoreAction.Store,
ClearFlag.None,
Color.clear
);
cmd.DrawMesh(RenderingUtils.fullscreenMesh, Matrix4x4.identity, m_Material, 0, (int)ShaderPasses.AfterOpaque);
}
}
context.ExecuteCommandBuffer(cmd);
CommandBufferPool.Release(cmd);
}
