Fixed issue when using SSAO2 with viewports (#16146)

Co-authored-by: David Catuhe <david@catuhe.com>
BabylonJS · Feb 5, 2025 · 6f6d383 · 6f6d383
1 parent 7621a0e
commit 6f6d383
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Showing 2 changed files with 6 additions and 4 deletions.
diff --git a/packages/dev/core/src/Shaders/ssaoCombine.fragment.fx b/packages/dev/core/src/Shaders/ssaoCombine.fragment.fx
@@ -11,8 +11,9 @@ void main(void) {
 
 #define CUSTOM_FRAGMENT_MAIN_BEGIN
 
-	vec4 ssaoColor = texture2D(textureSampler, viewport.xy + vUV * viewport.zw);
-	vec4 sceneColor = texture2D(originalColor, vUV);
+	vec2 uv = viewport.xy + vUV * viewport.zw;
+	vec4 ssaoColor = texture2D(textureSampler, uv);
+	vec4 sceneColor = texture2D(originalColor, uv);
 
 	gl_FragColor = sceneColor * ssaoColor;
 

diff --git a/packages/dev/core/src/ShadersWGSL/ssaoCombine.fragment.fx b/packages/dev/core/src/ShadersWGSL/ssaoCombine.fragment.fx
@@ -12,8 +12,9 @@ fn main(input: FragmentInputs) -> FragmentOutputs {
 
 #define CUSTOM_FRAGMENT_MAIN_BEGIN
 
-	var ssaoColor: vec4f = textureSample(textureSampler, textureSamplerSampler, uniforms.viewport.xy + input.vUV * uniforms.viewport.zw);
-	var sceneColor: vec4f = textureSample(originalColor, originalColorSampler, input.vUV);
+	var uv: vec2f = uniforms.viewport.xy + input.vUV * uniforms.viewport.zw;
+	var ssaoColor: vec4f = textureSample(textureSampler, textureSamplerSampler, uv);
+	var sceneColor: vec4f = textureSample(originalColor, originalColorSampler, uv);
 
 	fragmentOutputs.color = sceneColor * ssaoColor;