src/shaders: Fixup GLSL, pass color from vertex to frag shader

Signed-off-by: Edward O'Callaghan <funfunctor@folklore1984.net>

2 files changed, 13 insertions, 5 deletions

diff --git a/src/shaders/triangle.frag b/src/shaders/triangle.frag
index 76dae17..df447fa 100644
--- a/src/shaders/triangle.frag
+++ b/src/shaders/triangle.frag
@@ -1,9 +1,9 @@
 #version 450
+#extension GL_ARB_separate_shader_objects : enable
 
-#extension GL_ARB_seperate_shader_objects : enable
-
+layout(location = 0) in vec3 fragColor;
 layout(location = 0) out vec4 outColor;
 
 void main() {
-	outColor = vec4(1.0 0.0, 0.0, 1.0);
+	outColor = vec4(fragColor, 1.0);
 }
diff --git a/src/shaders/triangle.vs b/src/shaders/triangle.vert
index ef28c81..eab0768 100644
--- a/src/shaders/triangle.vs
+++ b/src/shaders/triangle.vert
@@ -1,11 +1,12 @@
 #version 450
-
-Extension GL_ARB_seperate_shader_objects : enable
+#extension GL_ARB_separate_shader_objects : enable
 
 out gl_PerVertex {
 	vec4 gl_Position;
 };
 
+layout(location = 0) out vec3 fragColor;
+
 // Vertex buffers are hard in Vk fuuccck..
 vec2 positions[3] = vec2[](
 	vec2(0.0, -0.5),
@@ -13,6 +14,13 @@ vec2 positions[3] = vec2[](
 	vec2(-0.5, 0.5)
 );
 
+vec3 colors[3] = vec3[](
+	vec3(1.0, 0.0, 0.0),
+	vec3(0.0, 1.0, 0.0),
+	vec3(0.0, 0.0, 1.0)
+);
+
 void main() {
 	gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
+	fragColor = colors[gl_VertexIndex];
 }