Implements #223 colour based smooth, but is too simplistic

applications/reconstruct/src/filters/smoothing.cu

@@ -27,15 +27,15 @@ __global__ void depth_smooth_kernel(
 		float contrib = 0.0f;
 		float new_depth = 0.0f;
 
-		for (int u=-RADIUS; u<=RADIUS; ++u) {
-			for (int v=-RADIUS; v<=RADIUS; ++v) {
+		for (int v=-RADIUS; v<=RADIUS; ++v) {
+			for (int u=-RADIUS; u<=RADIUS; ++u) {
 				// Get colour difference to center
-				uchar4 cN = colour_in.tex2D((int)x+u, (int)y+v);
-				float colourWeight = ftl::cuda::colourWeighting(c, cN, thresh);
-				float dN = depth_in.tex2D((int)x + u, (int)y + v);
-				float3 posN = camera.screenToCam(x+u, y+v, dN);
+				const uchar4 cN = colour_in.tex2D((int)x+u, (int)y+v);
+				const float colourWeight = ftl::cuda::colourWeighting(c, cN, thresh);
+				const float dN = depth_in.tex2D((int)x + u, (int)y + v);
+				const float3 posN = camera.screenToCam(x+u, y+v, dN);
+				const float weight = ftl::cuda::spatialWeighting(posN, pos, factor * colourWeight);
 				
-				float weight = ftl::cuda::spatialWeighting(posN, pos, factor * colourWeight);
 				contrib += weight;
 				new_depth += dN * weight;
 			}