src/3d/renderer_helpers.cc


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// This file is part of the 64k demo project.
// Implementation of Renderer3D helper functions.

#include "3d/renderer_helpers.h"

void setup_standard_textures(Renderer3D& renderer, TextureManager& tex_mgr,
                             WGPUDevice device, WGPUQueue queue) {
  tex_mgr.init(device, queue);

  // Standard noise texture (256x256, seed 1234, frequency 16)
  GpuProceduralParams noise_params = {};
  noise_params.width = 256;
  noise_params.height = 256;
  float noise_vals[2] = {1234.0f, 16.0f};
  noise_params.params = noise_vals;
  noise_params.num_params = 2;
  tex_mgr.create_gpu_noise_texture("noise", noise_params);
  renderer.set_noise_texture(tex_mgr.get_texture_view("noise"));

  // Standard sky texture (512x256 Perlin)
  GpuProceduralParams sky_params = {};
  sky_params.width = 512;
  sky_params.height = 256;
  float sky_vals[5] = {42.0f, 4.0f, 1.0f, 0.5f, 6.0f};
  sky_params.params = sky_vals;
  sky_params.num_params = 5;
  tex_mgr.create_gpu_perlin_texture("sky", sky_params);
  renderer.set_sky_texture(tex_mgr.get_texture_view("sky"));
}