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path: root/drivers/gles3/shaders/ssao_minify.glsl
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Diffstat (limited to 'drivers/gles3/shaders/ssao_minify.glsl')
-rw-r--r--drivers/gles3/shaders/ssao_minify.glsl4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gles3/shaders/ssao_minify.glsl b/drivers/gles3/shaders/ssao_minify.glsl
index 6e46a1842c..647c762438 100644
--- a/drivers/gles3/shaders/ssao_minify.glsl
+++ b/drivers/gles3/shaders/ssao_minify.glsl
@@ -41,7 +41,11 @@ void main() {
#ifdef MINIFY_START
float fdepth = texelFetch(source_depth, clamp(ssP * 2 + ivec2(ssP.y & 1, ssP.x & 1), ivec2(0), from_size - ivec2(1)), source_mipmap).r;
fdepth = fdepth * 2.0 - 1.0;
+#ifdef USE_ORTHOGONAL_PROJECTION
+ fdepth = ((fdepth + (camera_z_far + camera_z_near)/(camera_z_far - camera_z_near)) * (camera_z_far - camera_z_near))/2.0;
+#else
fdepth = 2.0 * camera_z_near * camera_z_far / (camera_z_far + camera_z_near - fdepth * (camera_z_far - camera_z_near));
+#endif
fdepth /= camera_z_far;
depth = uint(clamp(fdepth*65535.0,0.0,65535.0));