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src/display/display.h

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+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "error/error.h"
+
+#if DUSK_DISPLAY_SDL2
+  #include <SDL2/SDL.h>
+  #define GL_GLEXT_PROTOTYPES
+  #include <GL/gl.h>
+  #include <GL/glext.h>
+#endif
+
+#ifndef DISPLAY_WIDTH
+  #define DISPLAY_WIDTH 320
+#endif
+#ifndef DISPLAY_HEIGHT
+  #define DISPLAY_HEIGHT 240
+#endif
+
+#ifndef DISPLAY_WINDOW_WIDTH_DEFAULT
+  #define DISPLAY_WINDOW_WIDTH_DEFAULT DISPLAY_WIDTH
+#endif
+#ifndef DISPLAY_WINDOW_HEIGHT_DEFAULT
+  #define DISPLAY_WINDOW_HEIGHT_DEFAULT DISPLAY_HEIGHT
+#endif
+
+typedef struct {
+  #if DUSK_DISPLAY_SDL2
+    SDL_Window *window;
+    SDL_GLContext glContext;
+  #endif
+} display_t;
+
+extern display_t DISPLAY;
+
+/**
+ * Initializes the display system.
+ */
+errorret_t displayInit(void);
+
+/**
+ * Tells the display system to actually draw the frame.
+ */
+errorret_t displayUpdate(void);
+
+/**
+ * Disposes of the display system.
+ */
+errorret_t displayDispose(void);