76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
/*
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* This software is licensed under the terms of the MIT License.
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* See COPYING for further information.
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* ---
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* Copyright (c) 2011-2024, Lukas Weber <laochailan@web.de>.
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* Copyright (c) 2012-2024, Andrei Alexeyev <akari@taisei-project.org>.
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*/
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#include "fbpair.h"
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static void fbpair_destroy_fb(Framebuffer *fb) {
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fbutil_destroy_attachments(fb);
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r_framebuffer_destroy(fb);
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}
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static void fbpair_resize_fb(Framebuffer *fb, FramebufferAttachment attachment, uint width, uint height) {
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fbutil_resize_attachment(fb, attachment, width, height);
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}
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void fbpair_create(FBPair *pair, uint num_attachments, FBAttachmentConfig attachments[num_attachments], const char *debug_label) {
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assert(num_attachments > 0 && num_attachments <= FRAMEBUFFER_MAX_ATTACHMENTS);
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memset(pair, 0, sizeof(*pair));
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char buf[R_DEBUG_LABEL_SIZE];
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snprintf(buf, sizeof(buf), "%s FB 1", debug_label);
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pair->front = r_framebuffer_create();
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r_framebuffer_set_debug_label(pair->front, buf);
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fbutil_create_attachments(pair->front, num_attachments, attachments);
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snprintf(buf, sizeof(buf), "%s FB 2", debug_label);
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pair->back = r_framebuffer_create();
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r_framebuffer_set_debug_label(pair->back, buf);
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fbutil_create_attachments(pair->back, num_attachments, attachments);
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}
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void fbpair_destroy(FBPair *pair) {
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fbpair_destroy_fb(pair->front);
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fbpair_destroy_fb(pair->back);
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}
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void fbpair_swap(FBPair *pair) {
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void *tmp = pair->front;
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pair->front = pair->back;
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pair->back = tmp;
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}
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static void fbpair_clear(FBPair *pair) {
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r_framebuffer_clear(pair->front, BUFFER_ALL, RGBA(0, 0, 0, 0), 1);
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r_framebuffer_clear(pair->back, BUFFER_ALL, RGBA(0, 0, 0, 0), 1);
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}
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void fbpair_resize(FBPair *pair, FramebufferAttachment attachment, uint width, uint height) {
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fbpair_resize_fb(pair->front, attachment, width, height);
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fbpair_resize_fb(pair->back, attachment, width, height);
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fbpair_clear(pair);
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}
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void fbpair_resize_all(FBPair *pair, uint width, uint height) {
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for(uint i = 0; i < FRAMEBUFFER_MAX_ATTACHMENTS; ++i) {
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fbpair_resize_fb(pair->front, i, width, height);
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fbpair_resize_fb(pair->back, i, width, height);
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}
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fbpair_clear(pair);
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}
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void fbpair_viewport(FBPair *pair, float x, float y, float w, float h) {
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r_framebuffer_viewport(pair->front, x, y, w, h);
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r_framebuffer_viewport(pair->back, x, y, w, h);
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}
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void fbpair_viewport_rect(FBPair *pair, FloatRect vp) {
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r_framebuffer_viewport_rect(pair->front, vp);
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r_framebuffer_viewport_rect(pair->back, vp);
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}
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