From 08958e832e930a1efafcf1dfd503585a3729b6b1 Mon Sep 17 00:00:00 2001
From: Brendan Hansen <brendan.f.hansen@gmail.com>
Date: Sun, 25 Oct 2020 09:46:11 -0500
Subject: [PATCH] moved planet colors uniform to fragment shader

---
 res/shaders/planet_frag.glsl | 6 ++++--
 res/shaders/planet_vert.glsl | 5 ++---
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/res/shaders/planet_frag.glsl b/res/shaders/planet_frag.glsl
index 6363dc4..eed53c3 100644
--- a/res/shaders/planet_frag.glsl
+++ b/res/shaders/planet_frag.glsl
@@ -2,9 +2,11 @@
 
 precision mediump float;
 
-in vec4 planet_color;
+uniform vec4 u_planet_colors[4];
+
+in float planet_color_idx;
 out vec4 fragColor;
 
 void main() {
-	fragColor = planet_color;
+	fragColor = u_planet_colors[int(planet_color_idx)];
 }
diff --git a/res/shaders/planet_vert.glsl b/res/shaders/planet_vert.glsl
index 83962d9..ee7ccde 100644
--- a/res/shaders/planet_vert.glsl
+++ b/res/shaders/planet_vert.glsl
@@ -7,13 +7,12 @@ layout(location = 1) in vec2 a_obj_pos;
 layout(location = 2) in float a_mass;
 layout(location = 3) in float a_planet_color_idx;
 
-uniform vec4 u_planet_colors[4];
-out vec4 planet_color;
+out float planet_color_idx;
 
 uniform mat4 u_proj;
 
 void main() {
 	gl_Position = u_proj * vec4(a_shape_pos * a_mass + a_obj_pos, 0, 1);
 
-	planet_color = u_planet_colors[int(a_planet_color_idx)];
+	planet_color_idx = a_planet_color_idx;
 }
\ No newline at end of file
-- 
2.25.1