// 1=OK, 0=error (?)
int load_game_data(uint8_t *data)
{
// XXX asserts loaded data
// last line
f_lseek (&file,file_header.offbits);
return load_pixels(LEVEL_HEIGHT, data);
}
int load_texture(const std::string &filename, GLuint *id, int filter) {
unsigned char* pixel_buf;
img_info_t img_info;
if (!load_pixels(filename, &pixel_buf, &img_info)) {
fprintf(stderr, "[load_texture]: load_pixels failed!\n");
return 0;
}
glGenTextures(1, id);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, *id);
GLint colortype;
switch (img_info.num_channels) {
case 3:
colortype = GL_RGB;
break;
case 4:
colortype = GL_RGBA;
break;
default:
fprintf(stderr, "load_texture: error: invalid number of channels in image resource file (%d)\n", img_info.num_channels);
return 0;
}
glTexImage2D(GL_TEXTURE_2D, 0, colortype, img_info.width, img_info.height, 0, colortype, GL_UNSIGNED_BYTE, pixel_buf);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR_MIPMAP_NEAREST);
glGenerateMipmap(GL_TEXTURE_2D);
free(pixel_buf);
return 1;
}
