Bit of cleanup

- Commend vertex slice
- Add helper for binding mask texture (and specify that it's a mask)
- Prefix uniform members of ShaderProgram with u_. This makes it easy to
  identify in the rest of code.

1 files changed, 2 insertions, 2 deletions

diff --git a/res/text.f.glsl b/res/text.f.glsl
index fccddafc..ce9dd41e 100644
--- a/res/text.f.glsl
+++ b/res/text.f.glsl
@@ -1,11 +1,11 @@
 #version 330 core
 in vec2 TexCoords;
 
-uniform sampler2D text;
+uniform sampler2D mask;
 uniform vec3 textColor;
 
 void main()
 {
-    vec4 sampled = vec4(1.0, 1.0, 1.0, texture(text, TexCoords).r);
+    vec4 sampled = vec4(1.0, 1.0, 1.0, texture(mask, TexCoords).r);
     gl_FragColor = vec4(textColor, 1.0) * sampled;
 }