96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
#include <extra2d.h>
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#include <cstdint>
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#include <fstream>
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#include <cstdio>
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#include <string>
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#include <vector>
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using namespace extra2d;
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static bool writeTestWav(const std::string &path) {
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const int sampleRate = 22050;
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const int channels = 1;
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const int bitsPerSample = 16;
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const int durationMs = 250;
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const int sampleCount = sampleRate * durationMs / 1000;
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const int byteRate = sampleRate * channels * bitsPerSample / 8;
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const int blockAlign = channels * bitsPerSample / 8;
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const int dataSize = sampleCount * blockAlign;
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const int riffSize = 36 + dataSize;
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std::ofstream file(path, std::ios::binary);
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if (!file.is_open()) {
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return false;
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}
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file.write("RIFF", 4);
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file.write(reinterpret_cast<const char *>(&riffSize), 4);
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file.write("WAVE", 4);
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file.write("fmt ", 4);
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const int fmtChunkSize = 16;
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const short audioFormat = 1;
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const short numChannels = static_cast<short>(channels);
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const short bps = static_cast<short>(bitsPerSample);
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file.write(reinterpret_cast<const char *>(&fmtChunkSize), 4);
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file.write(reinterpret_cast<const char *>(&audioFormat), 2);
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file.write(reinterpret_cast<const char *>(&numChannels), 2);
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file.write(reinterpret_cast<const char *>(&sampleRate), 4);
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file.write(reinterpret_cast<const char *>(&byteRate), 4);
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const short ba = static_cast<short>(blockAlign);
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file.write(reinterpret_cast<const char *>(&ba), 2);
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file.write(reinterpret_cast<const char *>(&bps), 2);
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file.write("data", 4);
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file.write(reinterpret_cast<const char *>(&dataSize), 4);
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std::vector<int16_t> samples(static_cast<size_t>(sampleCount), 0);
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file.write(reinterpret_cast<const char *>(samples.data()), dataSize);
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return file.good();
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}
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int main(int argc, char **argv) {
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// 创建应用（自动创建窗口）
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auto app = Application::create();
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AppConfig config;
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config.title = "Hello World";
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config.width = 1280;
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config.height = 720;
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if (!app->init(config)) {
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printf("初始化失败！\n");
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return -1;
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}
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printf("窗口: %dx%d\n", app->getWindowWidth(), app->getWindowHeight());
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AssetsModule *assets = getAssets();
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if (assets) {
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Handle<Font> font = assets->load<Font>("assets/font.ttf");
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if (font.isValid()) {
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Font *fontPtr = assets->get(font);
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float lineHeight = fontPtr ? fontPtr->lineHeight(32.0f) : 0.0f;
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printf("字体加载成功，32px 行高: %.2f\n", lineHeight);
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} else {
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printf("字体加载失败\n");
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}
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const std::string testMusicPath = "assets/generated_test.wav";
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if (writeTestWav(testMusicPath)) {
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Handle<Music> music = assets->load<Music>(testMusicPath);
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if (music.isValid()) {
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printf("音乐加载成功: %s\n", testMusicPath.c_str());
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} else {
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printf("音乐加载失败: %s\n", testMusicPath.c_str());
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}
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} else {
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printf("测试音频文件生成失败\n");
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}
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}
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// 运行应用
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app->run();
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// 自动销毁
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return 0;
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}
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