From fa90ee5c494ef7db5c779fe7eec33d6312237f9b Mon Sep 17 00:00:00 2001 From: cursed22bc Date: Mon, 9 Mar 2026 12:58:53 +0200 Subject: missing texture shader --- shaders/missing_texture.glsl | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 shaders/missing_texture.glsl (limited to 'shaders/missing_texture.glsl') diff --git a/shaders/missing_texture.glsl b/shaders/missing_texture.glsl new file mode 100644 index 0000000..3824ade --- /dev/null +++ b/shaders/missing_texture.glsl @@ -0,0 +1,21 @@ +// missing_texture.glsl + +extern float scale = 16.0; + +vec4 effect(vec4 color, Image texture, vec2 uv, vec2 screen_coords) +{ + vec4 tex = Texel(texture, uv); + + // checker pattern + float cx = floor(screen_coords.x / scale); + float cy = floor(screen_coords.y / scale); + + float checker = mod(cx + cy, 2.0); + + vec3 magenta = vec3(1.0, 0.0, 1.0); + vec3 black = vec3(0.0, 0.0, 0.0); + + vec3 pattern = mix(magenta, black, checker); + + return vec4(pattern, tex.a) * color; +} \ No newline at end of file -- cgit v1.2.3