mother of all typos and premature optimizations

Author: devsh

22.RaytracedAO/Renderer.cpp

@@ -1378,7 +1378,7 @@ void Renderer::initScreenSizedResources(
 		if (static_cast<COpenGLDriver*>(m_driver)->runningInRenderdoc()) // makes Renderdoc capture the modifications done by OpenCL
 		{
 			interopBuffer.buffer = m_driver->createUpStreamingGPUBufferOnDedMem(size);
-			//interopBuffer.buffer->getBoundMemory()->mapMemoryRange(IDriverMemoryAllocation::EMCAF_WRITE,{0u,size})
+//			interopBuffer.buffer->getBoundMemory()->mapMemoryRange(IDriverMemoryAllocation::EMCAF_READ_AND_WRITE,{0u,size});
 		}
 		else
 			interopBuffer.buffer = m_driver->createDeviceLocalGPUBufferOnDedMem(size);
@@ -2136,7 +2136,17 @@ bool Renderer::traceBounce(uint32_t& raycount)
 				std::cout << "[ERROR] RadeonRays Timed Out" << std::endl;
 				return false;
 			}
+
+			if (static_cast<COpenGLDriver*>(m_driver)->runningInRenderdoc())
+			{
+				auto touchAllBytes = [](IGPUBuffer* buf)->void
+				{
+					auto ptr = reinterpret_cast<uint8_t*>(buf->getBoundMemory()->getMappedPointer());
+				};
+				touchAllBytes(m_intersectionBuffer[descSetIx].buffer.get());
+			}
 		}
+
 
 		// compute bounce (accumulate contributions and optionally generate rays)
 		{

22.RaytracedAO/raygen.comp

@@ -173,7 +173,7 @@ void main()
 					{
 						const vec3 prev = fetchAccumulation(coord);
 						const vec3 delta = (contrib.color-prev)*pc.cummon.rcpFramesDispatched;
-						if (any(greaterThan(delta,vec3(exp2(-19.f)))))
+						if (any(greaterThan(abs(delta),vec3(exp2(-19.f)))))
 							storeAccumulation(prev+delta,coord);
 					}
 					addAlbedo(contrib.albedo,coord,pc.cummon.rcpFramesDispatched);

22.RaytracedAO/raytraceCommon.glsl

@@ -91,7 +91,7 @@ void storeAccumulation(in vec3 color, in uvec3 coord)
 }
 void addAccumulation(in vec3 delta, in uvec3 coord)
 {
-	if (any(greaterThan(delta,vec3(exp2(-19.f)))))
+	if (any(greaterThan(abs(delta),vec3(exp2(-19.f)))))
 	{
 		const vec3 prev = fetchAccumulation(coord);
 		const vec3 newVal = prev+delta;
@@ -117,7 +117,7 @@ void nextSampleAccumulationCascade(in vec3 weightedDelta, uvec3 coord, in uint s
 }
 void addAccumulationCascade(in vec3 weightedDelta, uvec3 coord, in uint samplesPerPixelPerDispatch, in uint cascadeIndex)
 {
-	if (any(greaterThan(weightedDelta,vec3(exp2(-19.f)))))
+	if (any(greaterThan(abs(weightedDelta),vec3(exp2(-19.f)))))
 	{
 		// but leave first index in the array for the ray accumulation metadata, hence the +1
 		coord.z += (cascadeIndex+1u)*samplesPerPixelPerDispatch;