mipgen preserve coverage alpha fix

WickedEngine/shaders/generateMIPChain2DCS_float4.hlsl

@@ -30,11 +30,12 @@ void main(uint3 DTid : SV_DispatchThreadID)
 			// Weight by alpha if it has even partially opaque pixels:
 			//	This avoids losing alpha coverage, it will extrude the areas which have alpha
 			//	And also avoids bleeding in background color from transparent area
-			color += float4(rrrr.x, gggg.x, bbbb.x, 1) * aaaa.x;
-			color += float4(rrrr.y, gggg.y, bbbb.y, 1) * aaaa.y;
-			color += float4(rrrr.z, gggg.z, bbbb.z, 1) * aaaa.z;
-			color += float4(rrrr.w, gggg.w, bbbb.w, 1) * aaaa.w;
-			color /= sum;
+			color.rgb += float3(rrrr.x, gggg.x, bbbb.x) * aaaa.x;
+			color.rgb += float3(rrrr.y, gggg.y, bbbb.y) * aaaa.y;
+			color.rgb += float3(rrrr.z, gggg.z, bbbb.z) * aaaa.z;
+			color.rgb += float3(rrrr.w, gggg.w, bbbb.w) * aaaa.w;
+			color.rgb /= sum;
+			color.a = max(aaaa.x, max(aaaa.y, max(aaaa.z, aaaa.w)));
 		}
 		else
 		{

WickedEngine/wiRenderer.cpp

@@ -4134,6 +4134,7 @@ void UpdateRenderData(
 
 		wi::profiler::EndRange(range); // Morph Targets
 	}
+	device->EventEnd(cmd);
 
 	device->EventBegin("Skinning", cmd);
 	{

WickedEngine/wiVersion.cpp

@@ -9,7 +9,7 @@ namespace wi::version
 	// minor features, major updates, breaking compatibility changes
 	const int minor = 71;
 	// minor bug fixes, alterations, refactors, updates
-	const int revision = 165;
+	const int revision = 166;
 
 	const std::string version_string = std::to_string(major) + "." + std::to_string(minor) + "." + std::to_string(revision);