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/*
* Copyright (C) 2020 - Vito Caputo - <vcaputo@pengaru.com>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3 as published
* by the Free Software Foundation.
*
* 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 <http://www.gnu.org/licenses/>.
*/
#ifndef _PIG_H
#define _PIG_H
#include <SDL.h>
#include <stage.h>
#include "m4f.h"
#include "v3f.h"
typedef struct pig_t {
SDL_Window *window;
SDL_GLContext *gl;
stage_t *stage;
unsigned window_width, window_height;
unsigned windowed:1;
m4f_t transform;
float seed;
v3f_t color;
} pig_t;
void pig_canvas_size(pig_t *pig, int *res_width, int *res_height);
void pig_canvas_to_ndc(pig_t *pig, int x, int y, float *res_x, float *res_y);
void pig_canvas_from_ndc(pig_t *pig, float x, float y, int *res_x, int *res_y);
void pig_viewport_size(pig_t *pig, int *res_width, int *res_height);
void pig_viewport_to_ndc(pig_t *pig, int x, int y, float *res_x, float *res_y);
void pig_viewport_from_ndc(pig_t *pig, float x, float y, int *res_x, int *res_y);
uint32_t pig_viewport_id(pig_t *pig);
void pig_toggle_fullscreen(pig_t *pig);
#endif
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