start template refactor

This commit is contained in:
2026-02-07 11:45:43 -06:00
parent 8b0192c9b8
commit 9a89ab3bbc
8 changed files with 475 additions and 0 deletions

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#ifndef RENDERER_IMPL
#define RENDERER_IMPL
#include "pch.hpp"
namespace Archimedes {
template <typename T>
class RendererImpl {
public:
typedef void renderCmd();
RendererImpl() {};
~RendererImpl() {};
bool init(void* p) {
return false;
};
void render(std::list<std::function<void()>> cmdList, int& w, int& h) {
for(auto f : cmdList)
f();
}
private:
T rendererImpl;
};
}
#endif

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#ifndef RENDERER_OPENGL
#define RENDERER_OPENGL
#include "pch.hpp"
#define GLEW_STATIC
#include <GL/glew.h>
namespace Archimedes {
class RendererOpenGL {
public:
typedef void renderCmd();
RendererOpenGL() {};
~RendererOpenGL() {};
bool init(void* p) {
return glewInit() == GLEW_OK;
};
void render(std::list<std::function<void()>> cmdList, int& w, int& h) {
glViewport(0, 0, w, h);
glClearColor(0.2, 0.2, 0.4, 1);
glClear(GL_COLOR_BUFFER_BIT);
for(auto f : cmdList)
f();
}
};
}
#endif

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#ifndef RENDERER_SDL3
#define RENDERER_SDL3
#include "pch.hpp"
#include <SDL3/SDL.h>
namespace Archimedes {
class RendererSDL3 {
public:
typedef void renderCmd();
RendererSDL3() {};
~RendererSDL3() { SDL_DestroyRenderer(renderer); };
bool init(void* window) {
renderer = SDL_CreateRenderer((SDL_Window*) window, nullptr);
SDL_SetRenderVSync(renderer, 1);
return renderer != nullptr;
};
void render(std::list<std::function<void()>> cmdList, int& w, int& h) {
//SDL_SetRenderScale(renderer, w, h);
SDL_RenderClear(renderer);
for(auto f : cmdList)
f();
SDL_RenderPresent(renderer);
}
SDL_Renderer* renderer = nullptr;
};
}
#endif

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#ifndef RENDERER_CONCEPTS
#define RENDERER_CONCEPTS
#include "pch.hpp"
namespace Archimedes {
class RendererOpenGL;
class RendererSDL3;
template <class RendererImpl>
concept allowed_renderers = requires (RendererImpl r) {
#ifndef CUSTOM_RENDERER
requires std::same_as<RendererImpl, RendererOpenGL>
|| std::same_as<RendererImpl, RendererSDL3>;
#endif
};
}
#endif

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#ifndef WINDOW_GLFW
#define WINDOW_GLFW
#include "pch.hpp"
#include "utils/Window/WindowEvents.h"
#define GLFW_INCLUDE_NONE
#include <GLFW/glfw3.h>
namespace Archimedes {
template <class WindowImpl, class RendererImpl>
requires allowed_windows<WindowImpl, RendererImpl>
&& allowed_renderers<RendererImpl>
class Window;
template <class R>
class WindowGLFW {
public:
WindowGLFW(Window<WindowGLFW<R>, R>* p, const std::function<void(Event*)>& sendEvent) {
/*if(glfwPlatformSupported(GLFW_PLATFORM_WAYLAND)) {
glfwInitHint(GLFW_PLATFORM, GLFW_PLATFORM_WAYLAND);
}*/
data.window = p;
data.sendEvent = sendEvent;
glfwSetErrorCallback([](int e, const char* m){
std::cout << "GLFW Error " << e << ": " << m << std::endl;
});
if(!glfwInit()) {
std::cout << "glfwInit failed!\n";
std::abort();
}
#if RENDRER == 1
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
#endif
w = glfwCreateWindow(640, 480, "Archimedes", NULL, NULL);
if(!w) {
std::cout << "glfwCreateWindow failed!\n";
glfwTerminate();
std::abort();
}
glfwMakeContextCurrent(w);
glfwSwapInterval(1);
glfwSetWindowUserPointer(w, &data);
glfwSetWindowSizeCallback(w, [](GLFWwindow* window, int w, int h){
WindowData<WindowGLFW<R>, R>& d = *(WindowData<WindowGLFW<R>, R>*) glfwGetWindowUserPointer(window);
d.sendEvent(new ResizeWindowEvent(w, h));
});
glfwSetWindowCloseCallback(w, [](GLFWwindow* window){
WindowData<WindowGLFW<R>, R>& d = *(WindowData<WindowGLFW<R>, R>*) glfwGetWindowUserPointer(window);
d.sendEvent(new CloseWindowEvent(d.window));
});
glfwSetKeyCallback(w, [](GLFWwindow* window, int key, int scancode, int action, int mods){
WindowData<WindowGLFW<R>, R>& d = *(WindowData<WindowGLFW<R>, R>*) glfwGetWindowUserPointer(window);
switch(action) {
case GLFW_PRESS:
d.sendEvent(new KeyPressedWindowEvent(key, 0));
break;
case GLFW_RELEASE:
d.sendEvent(new KeyReleasedWindowEvent(key));
break;
case GLFW_REPEAT:
d.sendEvent(new KeyPressedWindowEvent(key, 1));
break;
}
});
glfwSetMouseButtonCallback(w, [](GLFWwindow* window, int button, int action, int mods){
WindowData<WindowGLFW<R>, R>& d = *(WindowData<WindowGLFW<R>, R>*) glfwGetWindowUserPointer(window);
switch(action) {
case GLFW_PRESS:
d.sendEvent(new MouseButtonPressedWindowEvent(button));
break;
case GLFW_RELEASE:
d.sendEvent(new MouseButtonReleasedWindowEvent(button));
break;
}
});
glfwSetScrollCallback(w, [](GLFWwindow* window, double dx, double dy){
WindowData<WindowGLFW<R>, R>& d = *(WindowData<WindowGLFW<R>, R>*) glfwGetWindowUserPointer(window);
d.sendEvent(new ScrollWindowEvent(dx, dy));
});
glfwSetCursorPosCallback(w, [](GLFWwindow* window, double dx, double dy){
WindowData<WindowGLFW<R>, R>& d = *(WindowData<WindowGLFW<R>, R>*) glfwGetWindowUserPointer(window);
d.sendEvent(new MouseMovedWindowEvent(dx, dy));
});
}
~WindowGLFW() {
glfwTerminate();
}
bool shouldClose() {
return glfwWindowShouldClose(w);
}
void doFrame() { restoreContext(); glfwSwapBuffers(w); }
void pollEvents() { glfwPollEvents(); }
void restoreContext() { glfwMakeContextCurrent(w); }
void getSize(int& w, int& h) {
glfwGetFramebufferSize(this->w, &w, &h);
}
GLFWwindow* getWindow() { return w; }
WindowData<WindowGLFW<R>, R> data;
private:
GLFWwindow* w;
};
}
#endif

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#ifndef WINDOW_SDL3
#define WINDOW_SDL3
#include "pch.hpp"
#include "utils/Window/WindowEvents.h"
#include <SDL3/SDL.h>
#if RENDERER == 2
#include <SDL3/SDL_opengl.h>
#endif
namespace Archimedes {
template <class WindowImpl, class RendererImpl>
requires allowed_windows<WindowImpl, RendererImpl>
&& allowed_renderers<RendererImpl>
class Window;
template <class W, class R>
static bool EventCallback(void* ptr, SDL_Event* e) {
WindowData<W, R>& data = *(WindowData<W, R>*) ptr;
switch(e->type) {
case SDL_EVENT_WINDOW_CLOSE_REQUESTED:
case SDL_EVENT_QUIT:
data.sendEvent(new CloseWindowEvent(data.window, e));
break;
case SDL_EVENT_WINDOW_RESIZED:
data.sendEvent(new ResizeWindowEvent(e->window.data1, e->window.data2, e));
break;
case SDL_EVENT_WINDOW_MOUSE_ENTER:
case SDL_EVENT_WINDOW_FOCUS_GAINED:
data.sendEvent(new FocusedWindowEvent(data.window, e));
break;
case SDL_EVENT_WINDOW_MOUSE_LEAVE:
case SDL_EVENT_WINDOW_FOCUS_LOST:
data.sendEvent(new FocusLostWindowEvent(data.window, e));
break;
case SDL_EVENT_KEY_DOWN:
data.sendEvent(new KeyPressedWindowEvent(e->key.key, e->key.repeat ? 1 : 0, e));
break;
case SDL_EVENT_KEY_UP:
data.sendEvent(new KeyReleasedWindowEvent(e->key.key, e));
break;
case SDL_EVENT_MOUSE_MOTION:
data.sendEvent(new MouseMovedWindowEvent(e->motion.x, e->motion.y, e));
break;
case SDL_EVENT_MOUSE_BUTTON_DOWN:
data.sendEvent(new MouseButtonPressedWindowEvent(e->button.button, e));
break;
case SDL_EVENT_MOUSE_BUTTON_UP:
data.sendEvent(new MouseButtonReleasedWindowEvent(e->button.button, e));
break;
case SDL_EVENT_MOUSE_WHEEL:
data.sendEvent(new ScrollWindowEvent(e->wheel.x, e->wheel.y, e));
break;
default:
data.sendEvent(new AnonymousEvent(e));
break;
}
return true;
}
template <class R>
class WindowSDL3 {
public:
WindowSDL3(Window<WindowSDL3<R>, R>* p, const std::function<void(Event*)>& sendEvent) {
data.window = p;
data.sendEvent = sendEvent;
if (!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_GAMEPAD)) {
std::cerr << "Error: SDL_Init(): " << SDL_GetError() << std::flush;
std::abort();
}
#if RENDERER == 1
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
SDL_WindowFlags window_flags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIDDEN;
#elif RENDERER == 2
SDL_WindowFlags window_flags = SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIDDEN | SDL_WINDOW_HIGH_PIXEL_DENSITY;
#endif
w = SDL_CreateWindow("Archimedes", 1280, 720, window_flags);
if (w == nullptr)
{
std::cerr << "Error: SDL_CreateWindow(): " << SDL_GetError() << std::endl;
std::abort();
}
SDL_SetWindowPosition(w, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED);
#if RENDERER == 1
gl_context = SDL_GL_CreateContext(w);
if (gl_context == nullptr)
{
std::cerr << "Error: SDL_GL_CreateContext(): " << SDL_GetError() << std::endl;
std::abort();
}
SDL_GL_MakeCurrent(w, gl_context);
SDL_GL_SetSwapInterval(1); // Enable vsync
#endif
SDL_AddEventWatch(EventCallback, &data);
SDL_ShowWindow(w);
}
~WindowSDL3() {
#if RENDERER == 1
SDL_GL_DestroyContext(gl_context);
#endif
SDL_RemoveEventWatch(EventCallback, &data);
SDL_DestroyWindow(w);
SDL_Quit();
}
bool shouldClose() { return false; }
void doFrame() {
#if RENDERER == 1
restoreContext();
SDL_GL_SwapWindow(w);
#endif
}
void pollEvents() {
static SDL_Event e;
while(SDL_PollEvent(&e)) {}
}
#if RENDERER == 1
void restoreContext() { SDL_GL_MakeCurrent(w, gl_context); }
#endif
void getSize(int& w, int& h) {
w = this->width;
h = this->height;
}
void setSize(int& w, int& h) {
this->width = w;
this->height = h;
}
SDL_Window* getWindow() { return w; }
#if RENDERER == 1
SDL_GLContext getContext() { return gl_context; }
#endif
WindowData<WindowSDL3<R>, R> data;
private:
SDL_Window* w;
int width = 0, height = 0;
#if RENDERER == 1
SDL_GLContext gl_context;
#endif
};
}
#endif

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#ifndef WINDOW_CONCEPTS
#define WINDOW_CONCEPTS
#include "pch.hpp"
#include "utils/Renderer/concepts.h"
namespace Archimedes {
template <class R>
class WindowGLFW;
template <class R>
class WindowSDL3;
template <class WindowImpl, class R>
concept allowed_windows = requires (WindowImpl a, R b) {
#ifndef CUSTOM_WINDOW
requires std::same_as<WindowImpl, WindowGLFW<R>>
|| std::same_as<WindowImpl, WindowSDL3<R>>;
#endif
};
}
#endif