Added screen

src/display/displaydefs.h

@@ -0,0 +1,36 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+
+#if DISPLAY_SDL2
+  #include <SDL2/SDL.h>
+
+  #define GL_GLEXT_PROTOTYPES
+  #include <GL/gl.h>
+  #include <GL/glext.h>
+
+  #ifndef DISPLAY_SIZE_DYNAMIC
+    #define DISPLAY_SIZE_DYNAMIC 1
+  #endif
+#else
+  #error "Need to specify display backend."
+#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