91 lines
2.2 KiB
C
91 lines
2.2 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>.
|
|
*/
|
|
|
|
#include "video_postprocess.h"
|
|
|
|
#include "resource/postprocess.h"
|
|
#include "util/fbmgr.h"
|
|
#include "util/graphics.h"
|
|
#include "video.h"
|
|
|
|
struct VideoPostProcess {
|
|
ManagedFramebufferGroup *mfb_group;
|
|
FBPair framebuffers;
|
|
PostprocessShader *pp_pipeline;
|
|
int frames;
|
|
};
|
|
|
|
VideoPostProcess *video_postprocess_init(void) {
|
|
// TODO separate group?
|
|
res_group_preload(NULL, RES_POSTPROCESS, RESF_OPTIONAL, "global", NULL);
|
|
PostprocessShader *pps = res_get_data(RES_POSTPROCESS, "global", RESF_OPTIONAL);
|
|
|
|
if(!pps) {
|
|
return NULL;
|
|
}
|
|
|
|
auto vpp = ALLOC(VideoPostProcess, {
|
|
.pp_pipeline = pps,
|
|
.mfb_group = fbmgr_group_create(),
|
|
});
|
|
|
|
FBAttachmentConfig a = { 0 };
|
|
a.attachment = FRAMEBUFFER_ATTACH_COLOR0;
|
|
a.tex_params.anisotropy = 1;
|
|
a.tex_params.filter.mag = TEX_FILTER_LINEAR;
|
|
a.tex_params.filter.min = TEX_FILTER_LINEAR;
|
|
a.tex_params.mipmap_mode = TEX_MIPMAP_MANUAL;
|
|
a.tex_params.mipmaps = 1;
|
|
a.tex_params.type = TEX_TYPE_RGB_8;
|
|
a.tex_params.wrap.s = TEX_WRAP_MIRROR;
|
|
a.tex_params.wrap.t = TEX_WRAP_MIRROR;
|
|
|
|
FramebufferConfig fbconf = { 0 };
|
|
fbconf.num_attachments = 1;
|
|
fbconf.attachments = &a;
|
|
fbconf.resize_strategy.resize_func = fbmgr_resize_strategy_screensized;
|
|
|
|
fbmgr_group_fbpair_create(vpp->mfb_group, "Global postprocess", &fbconf, &vpp->framebuffers);
|
|
return vpp;
|
|
}
|
|
|
|
void video_postprocess_shutdown(VideoPostProcess *vpp) {
|
|
if(vpp) {
|
|
fbmgr_group_destroy(vpp->mfb_group);
|
|
mem_free(vpp);
|
|
}
|
|
}
|
|
|
|
Framebuffer *video_postprocess_get_framebuffer(VideoPostProcess *vpp) {
|
|
return vpp ? vpp->framebuffers.front : NULL;
|
|
}
|
|
|
|
static void postprocess_prepare(Framebuffer *fb, ShaderProgram *s, void *arg) {
|
|
VideoPostProcess *vpp = arg;
|
|
r_uniform_int("frames", vpp->frames);
|
|
r_uniform_vec2("viewport", SCREEN_W, SCREEN_H);
|
|
}
|
|
|
|
Framebuffer *video_postprocess_render(VideoPostProcess *vpp) {
|
|
if(!vpp) {
|
|
return NULL;
|
|
}
|
|
|
|
postprocess(
|
|
vpp->pp_pipeline,
|
|
&vpp->framebuffers,
|
|
postprocess_prepare,
|
|
draw_framebuffer_tex,
|
|
SCREEN_W,
|
|
SCREEN_H,
|
|
vpp
|
|
);
|
|
|
|
++vpp->frames;
|
|
return vpp->framebuffers.front;
|
|
}
|