Make all compute shaders run on 1024 cores instead of 1, add Lissajous simulation and Voronoi Diagram simulation, make main menu buttons smaller

game/lissajous_simulator/shader.py

@@ -0,0 +1,63 @@
+import pyglet, pyglet.graphics
+
+from pyglet.gl import GL_NEAREST
+
+shader_source = """#version 430 core
+
+uniform float x_amp;
+uniform float y_amp;
+uniform float x_freq;
+uniform float y_freq;
+uniform float phase_shift;
+
+uniform float thickness;
+uniform int samples;
+uniform float time;
+uniform vec2 resolution;
+
+layout (local_size_x = 32, local_size_y = 32, local_size_z = 1) in;
+layout (location = 0, rgba32f) uniform image2D img_output;
+
+vec2 lissajous(float t) {
+    return vec2(
+        x_amp * sin(x_freq * t + phase_shift + time),
+        y_amp * sin(y_freq * t)
+    );
+}
+
+float curve_distribution(vec2 uv) {
+    float d = 1e5;
+
+    for (int i = 0; i < samples; i++) {
+        float t = float(i) / float(samples) * 6.28318;
+        vec2 p = lissajous(t);
+        d = min(d, length(uv - p));
+    }
+
+    return d;
+}
+
+void main() {
+    ivec2 texel_coord = ivec2(gl_GlobalInvocationID.xy);
+
+    vec2 uv = (vec2(texel_coord) / resolution) * 2.0 - 1.0;
+    uv.x *= float(resolution.x) / float(resolution.y);
+
+    float d = curve_distribution(uv);
+
+    float line = smoothstep(thickness, thickness * 0.3, d);
+
+    vec4 color = vec4(vec3(line), 1.0);
+    imageStore(img_output, texel_coord, color);
+}
+"""
+
+def create_shader(width, height):
+    shader_program = pyglet.graphics.shader.ComputeShaderProgram(shader_source)
+
+    lissajous_image = pyglet.image.Texture.create(width, height, internalformat=pyglet.gl.GL_RGBA32F, min_filter=GL_NEAREST, mag_filter=GL_NEAREST)
+
+    uniform_location = shader_program["img_output"]
+    lissajous_image.bind_image_texture(unit=uniform_location)
+
+    return shader_program, lissajous_image