archivemuh

archive/dusksdl2/display/renderbackbuffer.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 "display/renderbase.h"
+#include "display/framebuffer/framebuffer.h"
+
+#if RENDER_USE_FRAMEBUFFER
+  extern framebuffer_t RENDER_BACKBUFFER;
+#endif
+
+/**
+ * Initializes the render back buffer. May be either a framebuffer or a texture
+ * depending on the render settings.
+ */
+errorret_t renderBackBufferInit(void);
+
+/**
+ * Binds the render back buffer as the current render target.
+ */
+void renderBackBufferBind(void);
+
+/**
+ * Unbinds the render back buffer, returning to the default render target.
+ */
+void renderBackBufferUnbind(void);
+
+/**
+ * Draws the render back buffer to the screen, scaling it to fit the window.
+ */
+void renderBackBufferDraw(void);
+
+/**
+ * Disposes of the render back buffer, freeing any resources it holds.
+ * 
+ * @return An error state if an error occurred, otherwise OK.
+ */
+errorret_t renderBackBufferDispose(void);