BadQuanta
47 lines
1.9 KiB
C++
47 lines
1.9 KiB
C++
#pragma once
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/**
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* @file video.hpp
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* @brief Marries the two classes together resolving what would otherwise be circular dependencies between Window and
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* Renderer
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*/
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#include <hdk/sdl/video/Display.hpp>
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#include <hdk/sdl/video/Surface.hpp>
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#include <hdk/sdl/video/Window.hpp>
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/// We need to be able to return a Renderer from Window, but Renderer also needs to be able to return a Window, so we
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/// have to include both headers here to resolve the circular dependency.
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#include <hdk/sdl/render/Renderer.hpp>
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namespace hdk::sdl {
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/** @see SDL_GetRenderer
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* https://wiki.libsdl.org/SDL3/SDL_GetRenderer
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* @brief Get the renderer associated with a window.
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* @return Renderer The renderer associated with the window. If the window is invalid or has no renderer, returns an
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* invalid renderer.
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*/
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inline Renderer Window::GetRenderer() const { return Renderer(Renderer::get_or_view(SDL_GetRenderer(*this))); }
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/** @see SDL_GetRenderWindow
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* https://wiki.libsdl.org/SDL3/SDL_GetRenderWindow
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*/
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inline Window Renderer::GetWindow() const { return Window(Window::get_or_view(SDL_GetRenderWindow(*this))); }
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/** @see SDL_CreateWindowAndRenderer
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* https://wiki.libsdl.org/SDL3/SDL_CreateWindowAndRenderer
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* @brief Create a window and renderer with one function call.
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* @param title
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* @param width
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* @param height
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* @param window_flags
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* @return std::pair<Window, Renderer>
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*/
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inline std::pair<Window, Renderer> CreateWindowAndRenderer(
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const char* title, int width, int height, SDL_WindowFlags window_flags) {
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SDL_Window* window_ptr = nullptr;
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SDL_Renderer* renderer_ptr = nullptr;
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if (SDL_CreateWindowAndRenderer(title, width, height, window_flags, &window_ptr, &renderer_ptr)) {
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return { Window::get_or_cache(window_ptr, SDL_DestroyWindow),
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Renderer::get_or_cache(renderer_ptr, SDL_DestroyRenderer) };
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} else {
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return { Window(nullptr), Renderer(nullptr) };
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}
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}
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} |