From 76dc3f0af36775d2fdaab61134dd0f875ee48292 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Sat, 30 Dec 2023 19:32:19 -0500
Subject: WIP graphics engine rewrite.

---
 data/shaders/path-fill-frag.glsl | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'data/shaders/path-fill-frag.glsl')

diff --git a/data/shaders/path-fill-frag.glsl b/data/shaders/path-fill-frag.glsl
index e839318..3e10bf0 100644
--- a/data/shaders/path-fill-frag.glsl
+++ b/data/shaders/path-fill-frag.glsl
@@ -12,11 +12,25 @@ varying vec2 fragPosition;
 in vec2 fragPosition;
 #endif
 
+#ifdef GLSL120
 uniform int mode;
 uniform vec4 color;
 uniform vec4 endColor;
+uniform mat3 gradientMatrix;
 uniform vec2 gradientRange;
 uniform float radialGradientRatio;
+#else
+layout (std140) uniform Fill
+{
+  mat4 mvp;
+  vec4 color;
+  int mode;
+  vec4 endColor;
+  mat3 gradientMatrix;
+  vec2 gradientRange;
+  float radialGradientRatio;
+};
+#endif
 
 vec4 gradientMix(float x) {
   float start = gradientRange.x;
-- 
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