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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright 2020, Blender Foundation.
*/
/** \file
* \ingroup draw_engine
*/
#include "DRW_render.h"
#include "workbench_engine.h"
#include "workbench_private.h"
#if 0
{
{
/* AO Samples Tex */
int num_iterations = workbench_taa_calculate_num_iterations(vedata);
const int ssao_samples_single_iteration = scene->display.matcap_ssao_samples;
const int ssao_samples = MIN2(num_iterations * ssao_samples_single_iteration, 500);
if (e_data.sampling_ubo && (e_data.cached_sample_num != ssao_samples)) {
DRW_UBO_FREE_SAFE(e_data.sampling_ubo);
DRW_TEXTURE_FREE_SAFE(e_data.jitter_tx);
}
if (e_data.sampling_ubo == NULL) {
float *samples = create_disk_samples(ssao_samples_single_iteration, num_iterations);
e_data.jitter_tx = create_jitter_texture(ssao_samples);
e_data.sampling_ubo = DRW_uniformbuffer_create(sizeof(float[4]) * ssao_samples, samples);
e_data.cached_sample_num = ssao_samples;
MEM_freeN(samples);
}
}
}
if (CAVITY_ENABLED(wpd)) {
int state = DRW_STATE_WRITE_COLOR;
GPUShader *shader = workbench_cavity_shader_get(SSAO_ENABLED(wpd), CURVATURE_ENABLED(wpd));
psl->cavity_pass = DRW_pass_create("Cavity", state);
DRWShadingGroup *grp = DRW_shgroup_create(shader, psl->cavity_pass);
DRW_shgroup_uniform_texture_ref(grp, "normalBuffer", &e_data.normal_buffer_tx);
DRW_shgroup_uniform_block(grp, "samples_block", e_data.sampling_ubo);
if (SSAO_ENABLED(wpd)) {
DRW_shgroup_uniform_texture_ref(grp, "depthBuffer", &dtxl->depth);
DRW_shgroup_uniform_vec2(grp, "invertedViewportSize", DRW_viewport_invert_size_get(), 1);
DRW_shgroup_uniform_vec4(grp, "viewvecs[0]", (float *)wpd->viewvecs, 3);
DRW_shgroup_uniform_vec4(grp, "ssao_params", wpd->ssao_params, 1);
DRW_shgroup_uniform_vec4(grp, "ssao_settings", wpd->ssao_settings, 1);
DRW_shgroup_uniform_mat4(grp, "WinMatrix", wpd->winmat);
DRW_shgroup_uniform_texture(grp, "ssao_jitter", e_data.jitter_tx);
}
if (CURVATURE_ENABLED(wpd)) {
DRW_shgroup_uniform_texture_ref(grp, "objectId", &e_data.object_id_tx);
DRW_shgroup_uniform_vec2(grp, "curvature_settings", &wpd->world_data.curvature_ridge, 1);
}
DRW_shgroup_call(grp, DRW_cache_fullscreen_quad_get(), NULL);
}
#endif
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