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Properly linearize depth buffer for SSAO when using orthogonal camera #94153

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merged 1 commit into from
Jul 10, 2024
Merged

Properly linearize depth buffer for SSAO when using orthogonal camera #94153

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4 changes: 2 additions & 2 deletions servers/rendering/renderer_rd/shaders/effects/ss_effects_downsample.glsl
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Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,7 @@ layout(r16f, set = 2, binding = 3) uniform restrict writeonly image2DArray dest_
vec4 screen_space_to_view_space_depth(vec4 p_depth) {
if (params.orthogonal) {
vec4 depth = p_depth * 2.0 - 1.0;
return ((depth + (params.z_far + params.z_near) / (params.z_far - params.z_near)) * (params.z_far - params.z_near)) / 2.0;
return -(depth * (params.z_far - params.z_near) - (params.z_far + params.z_near)) / 2.0;
}

float depth_linearize_mul = params.z_near;
Expand All @@ -68,7 +68,7 @@ vec4 screen_space_to_view_space_depth(vec4 p_depth) {
float screen_space_to_view_space_depth(float p_depth) {
if (params.orthogonal) {
float depth = p_depth * 2.0 - 1.0;
return ((depth + (params.z_far + params.z_near) / (params.z_far - params.z_near)) * (params.z_far - params.z_near)) / (2.0 * params.z_far);
return -(depth * (params.z_far - params.z_near) - (params.z_far + params.z_near)) / 2.0;
}

float depth_linearize_mul = params.z_near;
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