Allow use of NPOT textures as a config option. Useful for some mobile GPUs

1 files changed, 2 insertions, 1 deletions

diff --git a/shaders/default.v.glsl b/shaders/default.v.glsl
index 82a2439..5609680 100644
--- a/shaders/default.v.glsl
+++ b/shaders/default.v.glsl
@@ -2,9 +2,10 @@
 attribute vec2 pos;
 varying mediump vec2 texcoord;
 uniform mediump float width, height;
+uniform mediump vec2 texsize;
 
 void main()
 {
 	gl_Position = vec4(pos, 0.0, 1.0);
-	texcoord = sign(pos) * vec2(width / 1024.0, height / -1024.0) + vec2(width / 1024.0, height / 1024.0);
+	texcoord = sign(pos) * vec2(0.5 * width / texsize.x, -0.5 * height / texsize.y) + vec2(0.5 * width / texsize.x, 0.5 * height / texsize.y);
 }