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test2/source/blender/draw/engines/select/select_debug_engine.cc

106 lines
2.5 KiB
C++

/* SPDX-FileCopyrightText: 2019 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup draw_engine
*
* Engine for debugging the selection map drawing.
*/
#include "DNA_ID.h"
#include "DNA_vec_types.h"
#include "DRW_engine.hh"
#include "DRW_select_buffer.hh"
#include "draw_manager.hh"
#include "draw_manager_c.hh"
#include "draw_pass.hh"
#include "select_engine.hh"
#define SELECT_DEBUG_ENGINE "SELECT_DEBUG_ENGINE"
/* -------------------------------------------------------------------- */
/** \name Structs and static variables
* \{ */
struct SELECTIDDEBUG_Data {
void *engine_type;
DRWViewportEmptyList *fbl;
DRWViewportEmptyList *txl;
DRWViewportEmptyList *psl;
DRWViewportEmptyList *stl;
};
static struct {
struct GPUShader *select_debug_sh;
} e_data = {nullptr}; /* Engine data */
/** \} */
/* -------------------------------------------------------------------- */
/** \name Engine Functions
* \{ */
static void select_debug_draw_scene(void * /*vedata*/)
{
GPUTexture *texture_u32 = DRW_engine_select_texture_get();
if (texture_u32 == nullptr) {
return;
}
if (!e_data.select_debug_sh) {
e_data.select_debug_sh = GPU_shader_create_from_info_name("select_debug_fullscreen");
}
using namespace blender::draw;
PassSimple pass = {"SelectEngineDebug"};
pass.init();
pass.state_set(DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND_ALPHA);
pass.shader_set(e_data.select_debug_sh);
pass.bind_texture("image", texture_u32);
pass.bind_texture("image", texture_u32);
pass.draw_procedural(GPU_PRIM_TRIS, 1, 3);
DRW_manager_get()->submit(pass);
}
static void select_debug_engine_free()
{
GPU_SHADER_FREE_SAFE(e_data.select_debug_sh);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Engine Type
* \{ */
static const DrawEngineDataSize select_debug_data_size = DRW_VIEWPORT_DATA_SIZE(
SELECTIDDEBUG_Data);
DrawEngineType draw_engine_debug_select_type = {
/*next*/ nullptr,
/*prev*/ nullptr,
/*idname*/ N_("Select ID Debug"),
/*vedata_size*/ &select_debug_data_size,
/*engine_init*/ nullptr,
/*engine_free*/ &select_debug_engine_free,
/*instance_free*/ nullptr,
/*cache_init*/ nullptr,
/*cache_populate*/ nullptr,
/*cache_finish*/ nullptr,
/*draw_scene*/ &select_debug_draw_scene,
/*view_update*/ nullptr,
/*id_update*/ nullptr,
/*render_to_image*/ nullptr,
/*store_metadata*/ nullptr,
};
/** \} */
#undef SELECT_DEBUG_ENGINE