summaryrefslogtreecommitdiff
path: root/themes/src/shaders
diff options
context:
space:
mode:
Diffstat (limited to 'themes/src/shaders')
-rw-r--r--themes/src/shaders/sun_frag.cpp45
1 files changed, 1 insertions, 44 deletions
diff --git a/themes/src/shaders/sun_frag.cpp b/themes/src/shaders/sun_frag.cpp
index d5af4be..d1ea160 100644
--- a/themes/src/shaders/sun_frag.cpp
+++ b/themes/src/shaders/sun_frag.cpp
@@ -2,50 +2,7 @@
const char* shader_sun_frag = "varying lowp vec4 VertexColor; \n"
" \n"
-"#ifdef GL_ES \n"
-"precision mediump float; \n"
-"#endif \n"
-" \n"
-"uniform vec2 u_resolution; \n"
-" \n"
-"vec2 skew (vec2 st) { \n"
-" vec2 r = vec2(0.0); \n"
-" r.x = 1.1547*st.x; \n"
-" r.y = st.y+0.5*r.x; \n"
-" return r; \n"
-"} \n"
-" \n"
-"vec3 simplexGrid (vec2 st) { \n"
-" vec3 xyz = vec3(0.0); \n"
-" \n"
-" vec2 p = fract(skew(st)); \n"
-" if (p.x > p.y) { \n"
-" xyz.xy = 1.0-vec2(p.x,p.y-p.x); \n"
-" xyz.z = p.y; \n"
-" } else { \n"
-" xyz.yz = 1.0-vec2(p.x-p.y,p.y); \n"
-" xyz.x = p.x; \n"
-" } \n"
-" \n"
-" return fract(xyz); \n"
-"} \n"
-" \n"
"void main() { \n"
-" vec2 st = gl_FragCoord.xy/u_resolution.xy; \n"
-" vec3 color = VertexColor.xyz \n"
-" \n"
-" // Scale the space to see the grid \n"
-" st *= 10.; \n"
-" \n"
-" // Show the 2D grid \n"
-" color.rg = fract(st); \n"
-" \n"
-" // Skew the 2D grid \n"
-" // color.rg = fract(skew(st)); \n"
-" \n"
-" // Subdivide the grid into to equilateral triangles \n"
-" // color = simplexGrid(st); \n"
-" \n"
-" gl_FragColor = vec4(color,1.0); \n"
+" gl_FragColor = VertexColor; \n"
"} \n"
" \n";