diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/CMakeLists.txt | 7 | ||||
| -rw-r--r-- | src/crepe/CMakeLists.txt | 6 | ||||
| -rw-r--r-- | src/crepe/Particle.cpp | 14 | ||||
| -rw-r--r-- | src/crepe/Particle.hpp | 19 | ||||
| -rw-r--r-- | src/crepe/ParticleEmitter.cpp | 40 | ||||
| -rw-r--r-- | src/crepe/ParticleEmitter.hpp | 28 | ||||
| -rw-r--r-- | src/crepe/crepe/CMakeFiles/CMakeDirectoryInformation.cmake | 16 | ||||
| -rw-r--r-- | src/crepe/crepe/CMakeFiles/progress.marks | 1 | ||||
| -rw-r--r-- | src/crepe/crepe/Makefile | 140 | ||||
| -rw-r--r-- | src/crepe/crepe/cmake_install.cmake | 44 | ||||
| -rw-r--r-- | src/crepe/main.cpp | 84 |
11 files changed, 394 insertions, 5 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 0090188..b8ed359 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -4,13 +4,16 @@ set(CMAKE_C_STANDARD 11) set(CMAKE_CXX_STANDARD 20) set(CMAKE_EXPORT_COMPILE_COMMANDS 1) -# enable debug features set(CMAKE_BUILD_TYPE Debug) add_compile_definitions(DEBUG) project(crepe C CXX) +find_package(SDL2 REQUIRED) +include_directories(${SDL2_INCLUDE_DIRS}) + add_executable(main) -add_subdirectory(crepe) +target_link_libraries(main ${SDL2_LIBRARIES}) +add_subdirectory(crepe)
\ No newline at end of file diff --git a/src/crepe/CMakeLists.txt b/src/crepe/CMakeLists.txt index 392b7d7..c825529 100644 --- a/src/crepe/CMakeLists.txt +++ b/src/crepe/CMakeLists.txt @@ -1,3 +1,7 @@ target_sources(main PUBLIC - main.cpp + main.cpp + Particle.cpp + ParticleEmitter.cpp ) + +target_include_directories(main PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}) diff --git a/src/crepe/Particle.cpp b/src/crepe/Particle.cpp new file mode 100644 index 0000000..90957db --- /dev/null +++ b/src/crepe/Particle.cpp @@ -0,0 +1,14 @@ +#include "Particle.hpp" + +Particle::Particle(float lifespan, Position position, Position velocity) + : lifespan(lifespan), position(position), velocity(velocity), timeInLife(0.0f) {} + +void Particle::update(float deltaTime) { + timeInLife += deltaTime; + position.x += static_cast<int>(velocity.x * deltaTime); + position.y += static_cast<int>(velocity.y * deltaTime); +} + +bool Particle::isAlive() const { + return timeInLife < lifespan; +} diff --git a/src/crepe/Particle.hpp b/src/crepe/Particle.hpp new file mode 100644 index 0000000..f8d2770 --- /dev/null +++ b/src/crepe/Particle.hpp @@ -0,0 +1,19 @@ +#pragma once + +class Particle { +public: + struct Position { + int x; + int y; + }; + + Position position; + Position velocity; + float lifespan; + + Particle(float lifespan, Position position, Position velocity); + void update(float deltaTime); + bool isAlive() const; +private: + float timeInLife; +}; diff --git a/src/crepe/ParticleEmitter.cpp b/src/crepe/ParticleEmitter.cpp new file mode 100644 index 0000000..13aaeae --- /dev/null +++ b/src/crepe/ParticleEmitter.cpp @@ -0,0 +1,40 @@ +#include "ParticleEmitter.hpp" + +ParticleEmitter::ParticleEmitter(int maxParticles, float emissionRate) + : maxParticles(maxParticles), emissionRate(emissionRate), elapsedTime(0.0f) { + position = { 0, 0 }; + std::srand(static_cast<unsigned int>(std::time(nullptr))); / +} + +void ParticleEmitter::update(float deltaTime) { + elapsedTime += deltaTime; + + while (elapsedTime >= (1.0f / emissionRate) && particles.size() < maxParticles) { + elapsedTime -= (1.0f / emissionRate); + emitParticle(); + } + + for (auto it = particles.begin(); it != particles.end();) { + it->update(deltaTime); + if (!it->isAlive()) { + it = particles.erase(it); + } else { + ++it; + } + } +} + +void ParticleEmitter::emitParticle() { + Particle::Position initialPosition = { position.x, position.y }; + Particle::Position initialVelocity = { + static_cast<int>(randFloat(-50.0f, 50.0f, 10.0f, 100.0f)), + static_cast<int>(randFloat(-50.0f, 50.0f, 10.0f, 100.0f)) + }; + particles.emplace_back(2.0f, initialPosition, initialVelocity); +} + +float ParticleEmitter::randFloat(float minangle, float maxangle, float minVel, float maxVel) { + float angle = static_cast<float>(rand()) / RAND_MAX * (maxangle - minangle) + minangle; + float velocity = static_cast<float>(rand()) / RAND_MAX * (maxVel - minVel) + minVel; + return velocity * std::cos(angle); +} diff --git a/src/crepe/ParticleEmitter.hpp b/src/crepe/ParticleEmitter.hpp new file mode 100644 index 0000000..682a2ae --- /dev/null +++ b/src/crepe/ParticleEmitter.hpp @@ -0,0 +1,28 @@ +#pragma once + +#include <vector> +#include <cstdlib> +#include <ctime> +#include "Particle.hpp" +#include <cmath> + +class ParticleEmitter { +public: + std::vector<Particle> particles; + + struct Position { + int x; + int y; + } position; + + int maxParticles; + float emissionRate; + float elapsedTime; + + ParticleEmitter(int maxParticles, float emissionRate); + void update(float deltaTime); + +private: + void emitParticle(); + float randFloat(float minangle, float maxangle, float minVel, float maxVel); +}; diff --git a/src/crepe/crepe/CMakeFiles/CMakeDirectoryInformation.cmake b/src/crepe/crepe/CMakeFiles/CMakeDirectoryInformation.cmake new file mode 100644 index 0000000..8d03506 --- /dev/null +++ b/src/crepe/crepe/CMakeFiles/CMakeDirectoryInformation.cmake @@ -0,0 +1,16 @@ +# CMAKE generated file: DO NOT EDIT! +# Generated by "Unix Makefiles" Generator, CMake Version 3.28 + +# Relative path conversion top directories. +set(CMAKE_RELATIVE_PATH_TOP_SOURCE "/home/jaro/crepe/src") +set(CMAKE_RELATIVE_PATH_TOP_BINARY "/home/jaro/crepe/src/crepe") + +# Force unix paths in dependencies. +set(CMAKE_FORCE_UNIX_PATHS 1) + + +# The C and CXX include file regular expressions for this directory. +set(CMAKE_C_INCLUDE_REGEX_SCAN "^.*$") +set(CMAKE_C_INCLUDE_REGEX_COMPLAIN "^$") +set(CMAKE_CXX_INCLUDE_REGEX_SCAN ${CMAKE_C_INCLUDE_REGEX_SCAN}) +set(CMAKE_CXX_INCLUDE_REGEX_COMPLAIN ${CMAKE_C_INCLUDE_REGEX_COMPLAIN}) diff --git a/src/crepe/crepe/CMakeFiles/progress.marks b/src/crepe/crepe/CMakeFiles/progress.marks new file mode 100644 index 0000000..573541a --- /dev/null +++ b/src/crepe/crepe/CMakeFiles/progress.marks @@ -0,0 +1 @@ +0 diff --git a/src/crepe/crepe/Makefile b/src/crepe/crepe/Makefile new file mode 100644 index 0000000..094215a --- /dev/null +++ b/src/crepe/crepe/Makefile @@ -0,0 +1,140 @@ +# CMAKE generated file: DO NOT EDIT! +# Generated by "Unix Makefiles" Generator, CMake Version 3.28 + +# Default target executed when no arguments are given to make. +default_target: all +.PHONY : default_target + +# Allow only one "make -f Makefile2" at a time, but pass parallelism. +.NOTPARALLEL: + +#============================================================================= +# Special targets provided by cmake. + +# Disable implicit rules so canonical targets will work. +.SUFFIXES: + +# Disable VCS-based implicit rules. +% : %,v + +# Disable VCS-based implicit rules. +% : RCS/% + +# Disable VCS-based implicit rules. +% : RCS/%,v + +# Disable VCS-based implicit rules. +% : SCCS/s.% + +# Disable VCS-based implicit rules. +% : s.% + +.SUFFIXES: .hpux_make_needs_suffix_list + +# Command-line flag to silence nested $(MAKE). +$(VERBOSE)MAKESILENT = -s + +#Suppress display of executed commands. +$(VERBOSE).SILENT: + +# A target that is always out of date. +cmake_force: +.PHONY : cmake_force + +#============================================================================= +# Set environment variables for the build. + +# The shell in which to execute make rules. +SHELL = /bin/sh + +# The CMake executable. +CMAKE_COMMAND = /usr/bin/cmake + +# The command to remove a file. +RM = /usr/bin/cmake -E rm -f + +# Escaping for special characters. +EQUALS = = + +# The top-level source directory on which CMake was run. +CMAKE_SOURCE_DIR = /home/jaro/crepe/src + +# The top-level build directory on which CMake was run. +CMAKE_BINARY_DIR = /home/jaro/crepe/src/crepe + +#============================================================================= +# Targets provided globally by CMake. + +# Special rule for the target edit_cache +edit_cache: + @$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "No interactive CMake dialog available..." + /usr/bin/cmake -E echo No\ interactive\ CMake\ dialog\ available. +.PHONY : edit_cache + +# Special rule for the target edit_cache +edit_cache/fast: edit_cache +.PHONY : edit_cache/fast + +# Special rule for the target rebuild_cache +rebuild_cache: + @$(CMAKE_COMMAND) -E cmake_echo_color "--switch=$(COLOR)" --cyan "Running CMake to regenerate build system..." + /usr/bin/cmake --regenerate-during-build -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR) +.PHONY : rebuild_cache + +# Special rule for the target rebuild_cache +rebuild_cache/fast: rebuild_cache +.PHONY : rebuild_cache/fast + +# The main all target +all: cmake_check_build_system + cd /home/jaro/crepe/src/crepe && $(CMAKE_COMMAND) -E cmake_progress_start /home/jaro/crepe/src/crepe/CMakeFiles /home/jaro/crepe/src/crepe/crepe//CMakeFiles/progress.marks + cd /home/jaro/crepe/src/crepe && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 crepe/all + $(CMAKE_COMMAND) -E cmake_progress_start /home/jaro/crepe/src/crepe/CMakeFiles 0 +.PHONY : all + +# The main clean target +clean: + cd /home/jaro/crepe/src/crepe && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 crepe/clean +.PHONY : clean + +# The main clean target +clean/fast: clean +.PHONY : clean/fast + +# Prepare targets for installation. +preinstall: all + cd /home/jaro/crepe/src/crepe && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 crepe/preinstall +.PHONY : preinstall + +# Prepare targets for installation. +preinstall/fast: + cd /home/jaro/crepe/src/crepe && $(MAKE) $(MAKESILENT) -f CMakeFiles/Makefile2 crepe/preinstall +.PHONY : preinstall/fast + +# clear depends +depend: + cd /home/jaro/crepe/src/crepe && $(CMAKE_COMMAND) -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR) --check-build-system CMakeFiles/Makefile.cmake 1 +.PHONY : depend + +# Help Target +help: + @echo "The following are some of the valid targets for this Makefile:" + @echo "... all (the default if no target is provided)" + @echo "... clean" + @echo "... depend" + @echo "... edit_cache" + @echo "... rebuild_cache" +.PHONY : help + + + +#============================================================================= +# Special targets to cleanup operation of make. + +# Special rule to run CMake to check the build system integrity. +# No rule that depends on this can have commands that come from listfiles +# because they might be regenerated. +cmake_check_build_system: + cd /home/jaro/crepe/src/crepe && $(CMAKE_COMMAND) -S$(CMAKE_SOURCE_DIR) -B$(CMAKE_BINARY_DIR) --check-build-system CMakeFiles/Makefile.cmake 0 +.PHONY : cmake_check_build_system + diff --git a/src/crepe/crepe/cmake_install.cmake b/src/crepe/crepe/cmake_install.cmake new file mode 100644 index 0000000..cd57803 --- /dev/null +++ b/src/crepe/crepe/cmake_install.cmake @@ -0,0 +1,44 @@ +# Install script for directory: /home/jaro/crepe/src/crepe + +# Set the install prefix +if(NOT DEFINED CMAKE_INSTALL_PREFIX) + set(CMAKE_INSTALL_PREFIX "/usr/local") +endif() +string(REGEX REPLACE "/$" "" CMAKE_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}") + +# Set the install configuration name. +if(NOT DEFINED CMAKE_INSTALL_CONFIG_NAME) + if(BUILD_TYPE) + string(REGEX REPLACE "^[^A-Za-z0-9_]+" "" + CMAKE_INSTALL_CONFIG_NAME "${BUILD_TYPE}") + else() + set(CMAKE_INSTALL_CONFIG_NAME "Debug") + endif() + message(STATUS "Install configuration: \"${CMAKE_INSTALL_CONFIG_NAME}\"") +endif() + +# Set the component getting installed. +if(NOT CMAKE_INSTALL_COMPONENT) + if(COMPONENT) + message(STATUS "Install component: \"${COMPONENT}\"") + set(CMAKE_INSTALL_COMPONENT "${COMPONENT}") + else() + set(CMAKE_INSTALL_COMPONENT) + endif() +endif() + +# Install shared libraries without execute permission? +if(NOT DEFINED CMAKE_INSTALL_SO_NO_EXE) + set(CMAKE_INSTALL_SO_NO_EXE "1") +endif() + +# Is this installation the result of a crosscompile? +if(NOT DEFINED CMAKE_CROSSCOMPILING) + set(CMAKE_CROSSCOMPILING "FALSE") +endif() + +# Set default install directory permissions. +if(NOT DEFINED CMAKE_OBJDUMP) + set(CMAKE_OBJDUMP "/usr/bin/objdump") +endif() + diff --git a/src/crepe/main.cpp b/src/crepe/main.cpp index 8e9a184..73d041c 100644 --- a/src/crepe/main.cpp +++ b/src/crepe/main.cpp @@ -1,3 +1,83 @@ -#include <stdio.h> +#include <iostream> +#include <thread> +#include <chrono> +#include <SDL.h> +#include "ParticleEmitter.hpp" -int main() { printf("Hello World!\n"); } +const int WINDOW_WIDTH = 800; +const int WINDOW_HEIGHT = 600; + +void renderParticles(SDL_Renderer* renderer, const ParticleEmitter& emitter) { + for (const auto& particle : emitter.particles) { + SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255); + SDL_Rect rect = { particle.position.x, particle.position.y, 5, 5 }; + SDL_RenderFillRect(renderer, &rect); + } +} + +int main(int argc, char* argv[]) { + + if (SDL_Init(SDL_INIT_VIDEO) != 0) { + std::cerr << "SDL Initialization Error: " << SDL_GetError() << std::endl; + return 1; + } + + SDL_Window* window = SDL_CreateWindow("Particle System", + SDL_WINDOWPOS_CENTERED, + SDL_WINDOWPOS_CENTERED, + WINDOW_WIDTH, + WINDOW_HEIGHT, + SDL_WINDOW_SHOWN); + if (!window) { + std::cerr << "Window Creation Error: " << SDL_GetError() << std::endl; + SDL_Quit(); + return 1; + } + + // Create SDL renderer + SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED); + if (!renderer) { + std::cerr << "Renderer Creation Error: " << SDL_GetError() << std::endl; + SDL_DestroyWindow(window); + SDL_Quit(); + return 1; + } + + ParticleEmitter emitter(100, 10.0f); + emitter.position = { 400, 300 }; + ParticleEmitter emitter2(100, 10.0f); + emitter2.position = { 600, 600 }; + + float deltaTime = 0.1f; + + bool running = true; + SDL_Event event; + while (running) { + + while (SDL_PollEvent(&event)) { + if (event.type == SDL_QUIT) { + running = false; + } + } + + emitter.update(deltaTime); + emitter2.update(deltaTime); + + SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255); + SDL_RenderClear(renderer); + + renderParticles(renderer, emitter); + renderParticles(renderer, emitter2); + + SDL_RenderPresent(renderer); + + + } + + + SDL_DestroyRenderer(renderer); + SDL_DestroyWindow(window); + SDL_Quit(); + + return 0; +} |