gfx.c

#include "tetris.h"


static void _draw_rect_internal(SDL_Renderer *renderer, SDL_Rect *rect, Uint8 r, Uint8 g, Uint8 b)
{
	SDL_SetRenderDrawColor(renderer, r, g, b, 255);
	SDL_RenderFillRect(renderer, rect);
}

void tetramino_draw(tetramino_t *tetramino, SDL_Renderer *renderer, int size)
{
	SDL_Rect rect;
	rect.x = tetramino->x * size;
	rect.y = tetramino->y * size;
	rect.h = size;
	rect.w = size;
	_draw_rect_internal(renderer, &rect, tetramino->r, tetramino->g, tetramino->b);
}

void tetraminoes_draw(tetramino_t tetramini[], SDL_Renderer *renderer, int size)
{
	for (int i = 0; i < 4; i++)
	{
		tetramino_draw(&tetramini[i], renderer, size);
	}
}

void tetris_map_draw(tetris_map_t *map, SDL_Renderer *renderer, int size)
{
	int y, x;
	for (y = 0; y < map->height; y++)
	{
		for (x = 0; x < map->width; x++)
		{
			int index = map->width * y + x;
			if (map->cell[index] != 0)
			{
				SDL_Rect rect;
				rect.x = x * size;
				rect.y = y * size;
				rect.h = size;
				rect.w = size;
				_draw_rect_internal(renderer, &rect, 134, 136, 137);
			}
		}
	}
}