Ambient lightning + Multitexture (Les shaders ne se superposent pas)

enginecustom/light.ps

@@ -11,6 +11,7 @@ SamplerState SampleType : register(s0);
 
 cbuffer LightBuffer
 {
+    float4 ambientColor;
     float4 diffuseColor;
     float3 lightDirection;
 	float padding;
@@ -42,17 +43,23 @@ float4 LightPixelShader(PixelInputType input) : SV_TARGET
 	// Sample the pixel color from the texture using the sampler at this texture coordinate location.
 	textureColor = shaderTexture.Sample(SampleType, input.tex);
 
+    // Set the default output color to the ambient light value for all pixels.
+    color = ambientColor;
+
 	// Invert the light direction for calculations.
     lightDir = -lightDirection;
 
     // Calculate the amount of light on this pixel.
     lightIntensity = saturate(dot(input.normal, lightDir));
 
-    // Change the diffuse color to red (0, 1, 0)
-    float3 greenDiffuseColor = float3(1, 0, 0);
+      if(lightIntensity > 0.0f)
+    {
+        // Determine the final diffuse color based on the diffuse color and the amount of light intensity.
+        color += (diffuseColor * lightIntensity);
+    }
 
-    // Determine the final amount of diffuse color based on the diffuse color combined with the light intensity.
-    color = saturate(diffuseColor * lightIntensity);
+    // Saturate the final light color.
+    color = saturate(color);
 
     // Multiply the texture pixel and the final diffuse color to get the final pixel color result.
 	color = color * textureColor;