Some tweaks

components/renderers/cpp/src/triangle_render.cu

@@ -31,7 +31,7 @@ __device__ inline float length2(int dx, int dy) { return dx*dx + dy*dy; }
 
     // Is this triangle valid
 	if (fabs(d[0] - d[1]) > 0.04f || fabs(d[0] - d[2]) > 0.04f) return;
-	if (d[0] < params.camera.minDepth || d[1] < params.camera.minDepth || d[2] < params.camera.minDepth) return;
+	if (d[0] < params.camera.minDepth || d[0] > params.camera.maxDepth) return;
 
     short2 s[3];
     s[0] = screen.tex2D(x+A,y+B);
@@ -46,11 +46,13 @@ __device__ inline float length2(int dx, int dy) { return dx*dx + dy*dy; }
     s[2].x -= s[0].x;
 	s[2].y = (B) ? s[0].y - s[2].y : s[2].y - s[0].y;
 
-    s[1].x = min(s[1].x,10);
-	s[2].y = min(s[2].y,10);
+	//if (s[1].y < 0 || s[2].x < 0) return;
 
-    for (int sx=0; sx <= s[1].x; ++sx) {
-        for (int sy=0; sy <= min(s[1].x - sx, s[2].y); ++sy) {
+    s[1].x = min(s[1].x,20);
+	s[2].y = min(s[2].y,20);
+
+    for (int sx=0; sx < s[1].x+1; ++sx) {
+        for (int sy=0; sy < min(s[1].x - sx, s[2].y)+1; ++sy) {
 			//if (sx > s[2].y-sy) continue;
             if (dx*sx+s[0].x >= params.camera.width || dy*sy+s[0].y >= params.camera.height) continue;
 
@@ -58,7 +60,7 @@ __device__ inline float length2(int dx, int dy) { return dx*dx + dy*dy; }
             float dist2 = length2(s[1].x-sx, s[1].y-sy);
             float dist3 = length2(s[2].x-sx, s[2].y-sy);
 
-			float new_depth = (d[0]*dist1 + d[1]*dist2 + d[2] * dist3) / (dist1+dist2+dist3);
+			float new_depth = (dist1+dist2+dist3 == 0.0f) ? d[0] : (d[0]*dist1 + d[1]*dist2 + d[2] * dist3) / (dist1+dist2+dist3);
 			//if (new_depth < params.camera.minDepth || new_depth > params.camera.maxDepth) continue;
 
             atomicMin(&depth_out(dx*sx+s[0].x,dy*sy+s[0].y), int(new_depth*1000.0f));