/*
 * Tuxánci 2 - A first person shooter
 * Copyright (C) 2025-2026  Connor Thomson
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#include "gpu.h"
#include "model.h"
#include "teapot.h"
#include "models/teapot_data.h"
#include "models/floor_data.h"
#include "window.h"

static ta_model ta_teapot_model;
static ta_model ta_floor_model;

void ta_teapot_init(void) {
    ta_model_init(
        &ta_teapot_model,
        ta_gpu_device,
        ta_teapot_positions,
        ta_teapot_position_count,
        ta_teapot_faces,
        ta_teapot_face_count,
        ta_gpu_swapchain_format,
        SDL_GPU_TEXTUREFORMAT_D32_FLOAT,
        ta_gpu_sample_count
    );
    ta_model_init(
        &ta_floor_model,
        ta_gpu_device,
        ta_floor_positions,
        ta_floor_position_count,
        ta_floor_faces,
        ta_floor_face_count,
        ta_gpu_swapchain_format,
        SDL_GPU_TEXTUREFORMAT_D32_FLOAT,
        ta_gpu_sample_count
    );
    ta_floor_model.position[1] = -0.7f;
}

void ta_teapot_upload(SDL_GPUCommandBuffer *command_buffer) {
    ta_model_upload(&ta_teapot_model, command_buffer, ta_gpu_device);
    ta_model_upload(&ta_floor_model, command_buffer, ta_gpu_device);
}

void ta_teapot_render(SDL_GPUCommandBuffer *command_buffer, SDL_GPURenderPass *render_pass) {
    ta_model_render(&ta_teapot_model, command_buffer, render_pass, ta_window_width, ta_window_height);
    ta_model_render(&ta_floor_model, command_buffer, render_pass, ta_window_width, ta_window_height);
}

void ta_teapot_render_shadow(SDL_GPUCommandBuffer *command_buffer, SDL_GPURenderPass *render_pass) {
    ta_model_render_shadow(&ta_teapot_model, command_buffer, render_pass);
    ta_model_render_shadow(&ta_floor_model, command_buffer, render_pass);
}

void ta_teapot_shutdown(void) {
    ta_model_destroy(&ta_teapot_model, ta_gpu_device);
    ta_model_destroy(&ta_floor_model, ta_gpu_device);
}