Fix use of camera matrices in the ambient occlusion effect

[libs/gl.git] / builtin_data / _ambientocclusion.glsl

diff --git a/builtin_data/_ambientocclusion.glsl b/builtin_data/_ambientocclusion.glsl
index dca636bb646092da6cd0a823f5fe3783186c851f..81aac182acb4683412d429d7d33b58938bdd1722 100644 (file)
--- a/builtin_data/_ambientocclusion.glsl
+++ b/builtin_data/_ambientocclusion.glsl
@@ -1,6 +1,12 @@
 const int max_samples = 32;
 
-uniform mat4 projection_matrix;
+uniform CameraTransform
+{
+       mat4 eye_world_matrix;
+       mat4 world_eye_matrix;
+       mat4 clip_eye_matrix;
+       mat4 eye_clip_matrix;
+};
 
 uniform sampler2D source;
 uniform sampler2D depth;
@@ -8,7 +14,6 @@ uniform sampler2D occlusion;
 uniform sampler2D rotate;
 uniform AmbientOcclusionParams
 {
-       mat4 inverse_projection;
        float darkness;
        vec3 sample_points[max_samples];
        int n_samples;
@@ -21,12 +26,12 @@ vec3 project(vec3 position)
 {
        if(position.z>=0.0)
                return vec3(0.0, 0.0, -1.0);
-       vec4 pp = projection_matrix*vec4(position, 1.0);
+       vec4 pp = clip_eye_matrix*vec4(position, 1.0);
        return pp.xyz/pp.w;
 }
 
 vec3 unproject(vec3 position)
 {
-       vec4 upp = inverse_projection*vec4(position, 1.0);
+       vec4 upp = eye_clip_matrix*vec4(position, 1.0);
        return upp.xyz/upp.w;
 }