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

game/voronoi_diagram_simulator/shader.py

@@ -0,0 +1,67 @@
+import pyglet, pyglet.graphics
+
+from pyglet.gl import GL_NEAREST, glBindBufferBase, GL_SHADER_STORAGE_BUFFER
+
+shader_source = """#version 430 core
+
+layout (std430, binding = 3) buffer Points {
+    vec2 points[];
+};
+
+uniform int point_count;
+uniform vec2 resolution;
+uniform float edge_thickness;
+uniform float edge_smoothness;
+
+layout (local_size_x = 32, local_size_y = 32, local_size_z = 1) in;
+layout (location = 0, rgba32f) uniform image2D img_output;
+
+vec3 hash3(float p) {
+    vec3 p3 = vec3(p * 127.1, p * 311.7, p * 74.7);
+    return fract(sin(p3) * 43758.5453123);
+}
+
+void main() {
+    ivec2 texel_coord = ivec2(gl_GlobalInvocationID.xy);
+    vec2 uv = vec2(texel_coord) / resolution;
+
+    float min_dist = 1e5;
+    float second_min = 1e5;
+    int closest_id = 0;
+
+    for (int i = 0; i < point_count; i++) {
+        vec2 point = points[i] / resolution;
+        float dist = length(uv - point);
+
+        if (dist < min_dist) {
+            second_min = min_dist;
+            min_dist = dist;
+            closest_id = i;
+        }
+        else if (dist < second_min) {
+            second_min = dist;
+        }
+    }
+
+    float edge_dist = second_min - min_dist;
+    float edge = 1.0 - smoothstep(edge_thickness - edge_smoothness, edge_thickness + edge_smoothness, edge_dist);
+
+    vec3 cell_color = hash3(float(closest_id));
+    vec3 color = mix(cell_color, vec3(0.0), edge);
+
+    imageStore(img_output, texel_coord, vec4(color, 1.0));
+}
+"""
+
+def create_shader(width, height):
+    shader_program = pyglet.graphics.shader.ComputeShaderProgram(shader_source)
+
+    voronoi_diagram_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"]
+    voronoi_diagram_image.bind_image_texture(unit=uniform_location)
+
+    points_ssbo = pyglet.graphics.BufferObject(128 * 8)
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 3, points_ssbo.id)
+
+    return shader_program, voronoi_diagram_image, points_ssbo