taisei/src/util/fbpair.h
2024-05-17 04:58:47 +02:00

33 lines
1.1 KiB
C

/*
* This software is licensed under the terms of the MIT License.
* See COPYING for further information.
* ---
* Copyright (c) 2011-2024, Lukas Weber <laochailan@web.de>.
* Copyright (c) 2012-2024, Andrei Alexeyev <akari@taisei-project.org>.
*/
#pragma once
#include "taisei.h"
#include "fbutil.h"
typedef struct FBPair {
/*
* Rule of thumb:
* 1. Bind back buffer;
* 2. Draw front buffer;
* 3. Call fbpair_swap;
* 4. Rinse, repeat.
*/
Framebuffer *front;
Framebuffer *back;
} FBPair;
void fbpair_create(FBPair *pair, uint num_attachments, FBAttachmentConfig attachments[num_attachments], const char *debug_label) attr_nonnull(1, 3);
void fbpair_resize(FBPair *pair, FramebufferAttachment attachment, uint width, uint height) attr_nonnull(1);
void fbpair_resize_all(FBPair *pair, uint width, uint height) attr_nonnull(1);
void fbpair_destroy(FBPair *pair) attr_nonnull(1);
void fbpair_swap(FBPair *pair) attr_nonnull(1);
void fbpair_viewport(FBPair *pair, float x, float y, float w, float h) attr_nonnull(1);
void fbpair_viewport_rect(FBPair *pair, FloatRect vp) attr_nonnull(1);