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