diff options
Diffstat (limited to 'src/example')
| -rw-r--r-- | src/example/CMakeLists.txt | 6 | ||||
| -rw-r--r-- | src/example/audio_internal.cpp | 45 | ||||
| -rw-r--r-- | src/example/particel.cpp | 82 | 
3 files changed, 133 insertions, 0 deletions
| diff --git a/src/example/CMakeLists.txt b/src/example/CMakeLists.txt new file mode 100644 index 0000000..17e995b --- /dev/null +++ b/src/example/CMakeLists.txt @@ -0,0 +1,6 @@ +add_executable(audio_internal EXCLUDE_FROM_ALL audio_internal.cpp) +target_link_libraries(audio_internal PUBLIC crepe) + +add_executable(particel EXCLUDE_FROM_ALL particel.cpp) +target_link_libraries(particel PUBLIC crepe) + diff --git a/src/example/audio_internal.cpp b/src/example/audio_internal.cpp new file mode 100644 index 0000000..1199e2d --- /dev/null +++ b/src/example/audio_internal.cpp @@ -0,0 +1,45 @@ +/** \file + *  + * Standalone example for usage of the internal \c Sound class. + */ + +#include <crepe/Sound.h> +#include <crepe/util/log.h> + +#include <chrono> +#include <thread> + +using namespace crepe; +using namespace std; +using namespace std::chrono_literals; +using std::make_unique; + +int main() { +	dbg_trace(); + +	auto bgm = Sound("../mwe/audio/bgm.ogg"); +	auto sfx1 = Sound("../mwe/audio/sfx1.wav"); +	auto sfx2 = Sound("../mwe/audio/sfx2.wav"); +	auto sfx3 = Sound("../mwe/audio/sfx3.wav"); + +	bgm.play(); + +	// play each sample sequentially +	this_thread::sleep_for(500ms); +	sfx1.play(); +	this_thread::sleep_for(500ms); +	sfx2.play(); +	bgm.pause(); +	this_thread::sleep_for(500ms); +	sfx3.play(); +	bgm.play(); +	this_thread::sleep_for(500ms); + +	// play all samples simultaniously +	sfx1.play(); +	sfx2.play(); +	sfx3.play(); +	this_thread::sleep_for(1000ms); + +	return 0; +} diff --git a/src/example/particel.cpp b/src/example/particel.cpp new file mode 100644 index 0000000..58480a9 --- /dev/null +++ b/src/example/particel.cpp @@ -0,0 +1,82 @@ +#include <iostream> +#include <thread> +#include <chrono> +#include "SDLApp.hpp" +#include "ParticleEmitter.hpp" +#include "ParticleSystem.hpp" +#include "Particle.hpp" +#include <chrono> + +const int WINDOW_WIDTH = 800; +const int WINDOW_HEIGHT = 600; + +int main(int argc, char* argv[]) { +    SDLApp app(WINDOW_WIDTH, WINDOW_HEIGHT); + +    if (!app.initialize()) { +        std::cerr << "Failed to initialize SDLApp." << std::endl; +        return 1; +    } + +    ParticleSystem particleSystem; + +    unsigned int maxParticles = 100;         // maximum number of particles +    unsigned int emissionRate = 1;          // particles created per second +    unsigned int speed = 50;                 // base speed of particles +    unsigned int speedOffset = 10;           // random offset for particle speed +    unsigned int angle = 90;                 // base angle of particle emission +    unsigned int angleOffset = 30;           // random offset for particle angle +    float beginLifespan = 0.0f;             // beginning lifespan of particles +    float endLifespan = 2.0f;               // ending lifespan of particles + +    // Vector to hold all the emitters +    std::vector<ParticleEmitter> emitters; + +    // Loop to create 1000 emitters +    for (unsigned int i = 0; i < 1000; ++i) { +        ParticleEmitter emitter(maxParticles, emissionRate, speed, speedOffset, angle, angleOffset, beginLifespan, endLifespan); +         +        // Set a position for each emitter, modifying the position for demonstration +        emitter.m_position = {static_cast<float>(200 + (i % 100)), static_cast<float>(200 + (i / 100) * 10)}; // Adjust position for each emitter +         +        emitters.push_back(emitter); // Add the emitter to the vector +    } +    float deltaTime = 0.1f; +    bool running = true; +    std::cout << "start loop " << std::endl; +    while (running) { +        app.handleEvents(running); + +        // Start timing +        auto start = std::chrono::high_resolution_clock::now(); + +        particleSystem.update(deltaTime, emitters); // update particle system with delta time and emitters + +        // End timing +        auto end = std::chrono::high_resolution_clock::now(); +        std::chrono::duration<float, std::milli> duration = end - start; // get duration in milliseconds + +        std::cout << "Update took " << duration.count() << " ms" << std::endl; +        app.clearScreen(); + +        start = std::chrono::high_resolution_clock::now(); +        // render particles using the drawSquare method from SDLApp +        for (const ParticleEmitter& emitter : emitters) { +            for (const Particle& particle : emitter.particles) { +                if(particle.active)app.drawSquare(particle.position.x, particle.position.y, 5); // draw each particle +            } +        } +         + +        app.presentScreen(); +        end = std::chrono::high_resolution_clock::now(); +         duration = end - start; // get duration in milliseconds + +        std::cout << "screen took " << duration.count() << " ms" << std::endl; + +        std::this_thread::sleep_for(std::chrono::milliseconds(20)); // simulate ~50 FPS +    } + +    app.cleanUp(); +    return 0; +} |