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Fix fragPosition using wrong matrix in lighting_instancing.vs #4056

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Merged
merged 1 commit into from
Jun 11, 2024
+3 −6
Merged

Fix fragPosition using wrong matrix in lighting_instancing.vs #4056

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9 changes: 3 additions & 6 deletions examples/shaders/resources/shaders/glsl330/lighting_instancing.vs
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Original file line number Diff line number Diff line change
Expand Up @@ -22,15 +22,12 @@ out vec3 fragNormal;

void main()
{
// Compute MVP for current instance
mat4 mvpi = mvp*instanceTransform;

// Send vertex attributes to fragment shader
fragPosition = vec3(mvpi*vec4(vertexPosition, 1.0));
fragPosition = vec3(instanceTransform*vec4(vertexPosition, 1.0));
fragTexCoord = vertexTexCoord;
//fragColor = vertexColor;
fragNormal = normalize(vec3(matNormal*vec4(vertexNormal, 1.0)));

// Calculate final vertex position
gl_Position = mvpi*vec4(vertexPosition, 1.0);
// Calculate final vertex position, note that we multiply mvp by instanceTransform
gl_Position = mvp*instanceTransform*vec4(vertexPosition, 1.0);
}
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