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implement setting coloured shapes

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Quinn
2025-01-20 00:27:01 +01:00
parent 2933f5bdd8
commit 34fd24b01f
5 changed files with 86 additions and 51 deletions
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33
src/game/game.c
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@@ -1,22 +1,43 @@
#include "game.h"
#include <stdbool.h>
#include "../main.h"
#include "../window/renderer.h"
#include "shapes.h"
static void add_shape(const Shape shape, Uint16* row) {
for (int i = 0; i < 4; i++) {
Uint8 rowData = (shape >> (4 * i)) & 0x0F;
static void _add_shape(Row* row, const Shape shape, const uint8_t colour, const uint8_t pos_x) {
for (uint8_t y = 0; y < SHAPE_HEIGHT; y++) {
ShapeRow shape_row = shape_get_row(shape, y);
if (rowData != 0)
row[4 - i] |= rowData;
if (shape_row == 0)
continue;
for (uint8_t x = 0; x < SHAPE_WIDTH; x++)
if (is_set(shape_row, x))
row[y].columns[x + pos_x].block = colour;
}
}
static inline void add_shape(Row* row, const Shape shape, const uint8_t colour, const uint8_t pos_x, const uint8_t pos_y) {
_add_shape(&row[pos_y], shape, colour, pos_x);
}
// called every time the game's state is updated
void game_update(GameData* game_data, const Uint8* keys) {
if (keys[SDL_SCANCODE_ESCAPE]) {
stop();
}
add_shape(TETROMINO_I, &game_data->row[4]);
add_shape(game_data->row, TETROMINO_I, CYAN, 1, 0);
add_shape(game_data->row, TETROMINO_O, YELLOW, 5, 4);
add_shape(game_data->row, TETROMINO_Z, GREEN, 1, 8);
add_shape(game_data->row, TETROMINO_S, RED, 5, 8);
add_shape(game_data->row, TETROMINO_J, BLUE, 1, 12);
add_shape(game_data->row, TETROMINO_L, YELLOW | RED, 5, 12);
add_shape(game_data->row, TETROMINO_T, MAGENTA, 5, 16);
}