Function lf_load_texture

leif.c:1897–1931

}

LfTexture lf_load_texture(const char* filepath, bool flip, LfTextureFiltering filter) {
  LfTexture tex;
  int width, height, channels;
  unsigned char* image = stbi_load(filepath, &width, &height, &channels, STBI_rgb_alpha);
  if (!image) {
    LF_ERROR("Failed to load texture at '%s'.", filepath);
    return tex;
  }

  glGenTextures(1, &tex.id);
  glBindTexture(GL_TEXTURE_2D, tex.id); 

  // Set texture parameters
  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
  switch(filter) {
    case LF_TEX_FILTER_LINEAR:
      glTextureParameteri(tex.id, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
      glTextureParameteri(tex.id, GL_TEXTURE_MAG_FILTER, GL_LINEAR_MIPMAP_LINEAR);
      break;
    case LF_TEX_FILTER_NEAREST:
      glTextureParameteri(tex.id, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
      glTextureParameteri(tex.id, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
      break;
  }

  // Load texture data
  glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, image);
  glGenerateMipmap(GL_TEXTURE_2D);
  stbi_image_free(image); // Free image data 
  //
  tex.width = width;
  tex.height = height;
  return tex;
}

LfTexture lf_load_texture_resized(const char* filepath, bool flip, LfTextureFiltering filter, uint32_t w, uint32_t h) {
  LfTexture tex;