camera uniform!

1 files changed, 3 insertions, 2 deletions

diff --git a/shader/tri.frag b/shader/tri.frag
index 5599421..dea0868 100644
--- a/shader/tri.frag
+++ b/shader/tri.frag
@@ -1,8 +1,9 @@
 #version 450
 
-layout(location = 0) in vec4 in_pos;
+layout(location = 0) in vec2 uv;
 layout(location = 0) out vec4 out_color;
 
 void main(void) {
-	out_color = vec4(in_pos.xy + vec2(0.5,0.5), 0, 1.0);
+	float n = 2 * length(uv - 0.5);
+	out_color = vec4(vec3(uv, 1) * (1.75 - n), float(n<1));
 }