91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
//
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// Created by Wouter Groeneveld on 09/08/18.
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//
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#include <libgba-sprite-engine/sprites/sprite_builder.h>
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#include <libgba-sprite-engine/gba_engine.h>
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#include <algorithm>
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#include <libgba-sprite-engine/background/text_stream.h>
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#include "food_scene.h"
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#include "avatar.h"
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#include "bullet.h"
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#define AVATAR_ROTATION_DIFF 300
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#define MAX_AMOUNT_OF_BULLETS 40
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FoodScene::FoodScene(const std::shared_ptr<GBAEngine> &engine) : Scene(engine) {}
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std::vector<Background *> FoodScene::backgrounds() {
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return {};
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}
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std::vector<Sprite *> FoodScene::sprites() {
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std::vector<Sprite*> sprites = {
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avatar.get() // order is important for affine transformations because of updateSpritesInScene()
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};
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for(auto& b : bullets) {
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if(!b->isOffScreen()) {
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sprites.push_back(b.get());
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}
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}
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return sprites;
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}
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void FoodScene::removeBulletsOffScreen() {
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// TODO crashes after this
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bullets.erase(
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std::remove_if(bullets.begin(), bullets.end(), [](std::unique_ptr<Sprite> &s) { return s->isOffScreen(); }),
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bullets.end());
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}
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void FoodScene::tick(u16 keys) {
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avatar->animateToFrame(0);
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//removeBulletsOffScreen();
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TextStream::instance().setText(std::to_string(bullets.size()) + std::string(" bullets"), 1, 1);
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if(keys & KEY_LEFT) {
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avatarRotation -= AVATAR_ROTATION_DIFF;
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} else if(keys & KEY_RIGHT) {
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avatarRotation += AVATAR_ROTATION_DIFF;
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}
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if(keys & KEY_A) {
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if(bullets.size() < MAX_AMOUNT_OF_BULLETS) {
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avatar->animateToFrame(1);
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bullets.push_back(createBullet());
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engine->updateSpritesInScene();
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//addSprite(bullets.at(bullets.size() - 1).get());
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}
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}
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avatar->rotate(avatarRotation);
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}
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std::unique_ptr<Sprite> FoodScene::createBullet() {
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// TODO shared bullet data tiles
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return this->spriteBuilder->withData(bullet_data, sizeof(bullet_data))
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.withSize(SIZE_16_16)
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.withVelocity(1, 1)
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.withLocation(avatar->getX(), avatar->getY())
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.buildPtr();
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}
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void FoodScene::load() {
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foregroundPalette = std::unique_ptr<ForegroundPaletteManager>(new ForegroundPaletteManager(avatar_palette, sizeof(avatar_palette)));
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backgroundPalette = std::unique_ptr<BackgroundPaletteManager>(new BackgroundPaletteManager());
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spriteBuilder = std::unique_ptr<SpriteBuilder<Sprite>>(new SpriteBuilder<Sprite>);
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SpriteBuilder<AffineSprite> affineBuilder;
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// Doom avatar copyright iD Software
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avatar = affineBuilder.withData(avatar_data, sizeof(avatar_data))
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.withSize(SIZE_64_64)
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.withAnimated(2, 3)
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.withLocation(GBA_SCREEN_WIDTH / 2 - 32, GBA_SCREEN_HEIGHT / 2 - 32)
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.buildPtr();
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avatar->stopAnimating();
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avatarRotation = 0;
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} |