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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* state.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/24 09:58:01 by cacharle #+# #+# */
/* Updated: 2020/02/24 12:34:50 by cacharle ### ########.fr */
/* */
/* ************************************************************************** */
#include "fractol.h"
/* #define PALETTE_START 0x000022 */
/* #define PALETTE_END 0xd62f2f */
#define PALETTE_START 0x000000
#define PALETTE_END 0xffffff
static void st_state_init_palette(t_state *state)
{
t_color tmp;
int step_r;
int step_g;
int step_b;
int i;
tmp.hexcode = PALETTE_START;
step_r = ft_abs((PALETTE_END >> 16) - (PALETTE_START >> 16) ) / PALETTE_SIZE;
step_g = ft_abs(((PALETTE_END >> 8) & 0xff) - ((PALETTE_START >> 8) & 0xff)) / PALETTE_SIZE;
step_b = ft_abs((PALETTE_END & 0xff) - (PALETTE_START & 0xff) ) / PALETTE_SIZE;
i = -1;
while (++i < PALETTE_SIZE)
{
state->palette[i] = tmp;
tmp.rgb.r += step_r;
tmp.rgb.g += step_g;
tmp.rgb.b += step_b;
}
}
int state_init(t_state *state, char *fractal_name)
{
(void)fractal_name;
if ((state->mlx_ptr = mlx_init()) == NULL)
return (-1);
if ((state->window_ptr = mlx_new_window(state->mlx_ptr, 640, 480, WINDOW_TITLE)) == NULL)
return (state_destroy(state));
state->window.width = WINDOW_WIDTH;
state->window.height = WINDOW_HEIGHT;
if ((state->window.id = mlx_new_image(state->mlx_ptr, state->window.width, state->window.height)) == NULL)
return (state_destroy(state));
state->window.data = mlx_get_data_addr(state->window.id, &state->window.depth,
&state->window.size_line, &state->window.endian);
state->running = true;
state->func = &mandelbrot;
state->center.a = 0.0;
state->center.b = 0.0;
state->plane.a = 4.0;
state->plane.b = 4.0;
render_update_window_complex(state);
st_state_init_palette(state);
return (0);
}
int state_destroy(t_state *state)
{
if (state == NULL)
return (-1);
if (state->mlx_ptr != NULL && state->window.id != NULL)
mlx_destroy_image(state->mlx_ptr, state->window.id);
if (state->mlx_ptr != NULL && state->window_ptr != NULL)
mlx_destroy_window(state->mlx_ptr, state->window_ptr);
return (-1);
}
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