69 lines
2.0 KiB
C
69 lines
2.0 KiB
C
//
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// Created by bruno on 4/24/25.
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//
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#include "belt.h"
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#include "../util/util.h"
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#include "tile.h"
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#include "../player/player.h"
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#include "../items/item.h"
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void renderBelt(int x, int y, int w, int h, OrientDirection dir, SDL_Rect playerRect, SDL_Renderer *renderer) {
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int px = x * TILE_SIZE;
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int py = y * TILE_SIZE;
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Tile *t = &tileMap[y][x];
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uint16_t tileType = t->type;
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SDL_Rect src1, src2, dst1, dst2;
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if (dir == ORIENT_LEFT || dir == ORIENT_RIGHT) {
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int offset = scrollFrame % TILE_SIZE;
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if (dir == ORIENT_RIGHT) {
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offset = TILE_SIZE - offset; // reverse scroll
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}
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src1 = (SDL_Rect) {offset, 0, TILE_SIZE - offset, TILE_SIZE};
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dst1 = (SDL_Rect) {px, py, (w - offset), h};
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src2 = (SDL_Rect) {0, 0, offset, TILE_SIZE};
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dst2 = (SDL_Rect) {px + (w - offset), py, offset, h};
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adjustRect(&dst1, playerRect);
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adjustRect(&dst2, playerRect);
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SDL_RenderCopy(renderer, TileRegistry[tileType].textures[dir], &src1, &dst1);
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SDL_RenderCopy(renderer, TileRegistry[tileType].textures[dir], &src2, &dst2);
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} else {
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int offset = scrollFrame % TILE_SIZE;
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if (dir == ORIENT_DOWN) {
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offset = TILE_SIZE - offset; // reverse scroll
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}
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src1 = (SDL_Rect) {0, offset, TILE_SIZE, TILE_SIZE - offset};
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dst1 = (SDL_Rect) {px, py, w, h - offset};
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src2 = (SDL_Rect) {0, 0, TILE_SIZE, offset};
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dst2 = (SDL_Rect) {px, py + (h - offset), w, offset};
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adjustRect(&dst1, playerRect);
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adjustRect(&dst2, playerRect);
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// Rotate to make the belt vertical
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SDL_RenderCopy(renderer, TileRegistry[tileType].textures[dir], &src1, &dst1);
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SDL_RenderCopy(renderer, TileRegistry[tileType].textures[dir], &src2, &dst2);
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}
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SDL_SetRenderTarget(renderer, itemsTexture);
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for (uint8_t lane = 0; lane < 2; lane++) {
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if (t->items[lane].type != 0) {
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renderItem(t->items[lane], renderer, lane, playerRect);
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}
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}
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} |