Merge pull request avaraline#484 from rherriman/rendering-improvements

rherriman · web-flow · commit 42a8f25a34f6 · 2025-05-19T18:12:16.000-06:00
diff --git a/rsrc/shaders/world_frag.glsl b/rsrc/shaders/world_frag.glsl
@@ -56,6 +56,7 @@ vec3 spec_light(int i, vec3 viewDir) {
     vec3 lightDir = normalize(adjustedLightPos[i] - fragPos);
     vec3 halfwayDir = normalize(lightDir + viewDir);
     float spec = pow(max(dot(fragmentNormal, halfwayDir), 0.0), fragmentShininess);
+    spec = spec * float(dot(fragmentNormal, lightDir) >= 0.0);
     return lightColor[i] * (spec * fragmentSpecular);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -56,6 +56,7 @@ vec3 spec_light(int i, vec3 viewDir) {`
`56`	`56`	`vec3 lightDir = normalize(adjustedLightPos[i] - fragPos);`
`57`	`57`	`vec3 halfwayDir = normalize(lightDir + viewDir);`
`58`	`58`	`float spec = pow(max(dot(fragmentNormal, halfwayDir), 0.0), fragmentShininess);`
	`59`	`+ spec = spec * float(dot(fragmentNormal, lightDir) >= 0.0);`
`59`	`60`	`return lightColor[i] * (spec * fragmentSpecular);`
`60`	`61`	`}`
`61`	`62`