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Fix 'crt_pi.glsl' OpenGL ES compatibility.

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Global variables require constant initialisers.
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Clownacy 2024-12-19 21:41:03 +00:00 committed by GitHub
parent b1537ca232
commit 0c1b31a7a1
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1 changed files with 4 additions and 4 deletions
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8
Data/Sys/Shaders/crt_pi.glsl
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@ -159,12 +159,12 @@ much the mask type darkens the screen.
[MASK_TYPE has been replaced with SHADOW_MASK and MASK_TRINITRON]
*/
vec2 CURVATURE_DISTORTION = vec2(GetOption(CURVATURE_X), GetOption(CURVATURE_Y));
// Barrel distortion shrinks the display area a bit, this will allow us to counteract that.
vec2 barrelScale = 1.0 - (0.23 * CURVATURE_DISTORTION);
vec2 Distort(vec2 coord)
{
vec2 CURVATURE_DISTORTION = vec2(GetOption(CURVATURE_X), GetOption(CURVATURE_Y));
// Barrel distortion shrinks the display area a bit, this will allow us to counteract that.
vec2 barrelScale = 1.0 - (0.23 * CURVATURE_DISTORTION);
// coord *= screenScale; // not necessary in slang
coord -= vec2(0.5);
float rsq = coord.x * coord.x + coord.y * coord.y;