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test2/source/blender/draw/engines/overlay/overlay_next_engine.cc
2025-03-03 16:12:16 +01:00

111 lines
3.0 KiB
C++

/* SPDX-FileCopyrightText: 2019 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup draw_engine
*
* Engine for drawing a selection map where the pixels indicate the selection indices.
*/
#include "DRW_engine.hh"
#include "DRW_render.hh"
#include "BLT_translation.hh"
#include "draw_manager.hh"
#include "overlay_next_instance.hh"
#include "overlay_engine.h"
#include "overlay_next_private.hh"
using namespace blender::draw;
using Instance = blender::draw::overlay::Instance;
/* -------------------------------------------------------------------- */
/** \name Engine Instance
* \{ */
static void OVERLAY_next_engine_init(void *vedata)
{
OVERLAY_Data *ved = reinterpret_cast<OVERLAY_Data *>(vedata);
const DRWContextState *draw_ctx = DRW_context_state_get();
const RegionView3D *rv3d = draw_ctx->rv3d;
const View3D *v3d = draw_ctx->v3d;
const bool clipping_enabled = RV3D_CLIPPING_ENABLED(v3d, rv3d);
/* WORKAROUND: Restart the engine when clipping is being toggled. */
if (ved->instance != nullptr &&
reinterpret_cast<Instance *>(ved->instance)->clipping_enabled() != clipping_enabled)
{
delete reinterpret_cast<Instance *>(ved->instance);
ved->instance = nullptr;
}
if (ved->instance == nullptr) {
ved->instance = new Instance(select::SelectionType::DISABLED, clipping_enabled);
}
reinterpret_cast<Instance *>(ved->instance)->init();
}
static void OVERLAY_next_cache_init(void *vedata)
{
reinterpret_cast<Instance *>(reinterpret_cast<OVERLAY_Data *>(vedata)->instance)->begin_sync();
}
static void OVERLAY_next_cache_populate(void *vedata, blender::draw::ObjectRef &ob_ref)
{
reinterpret_cast<Instance *>(reinterpret_cast<OVERLAY_Data *>(vedata)->instance)
->object_sync(ob_ref, *DRW_manager_get());
}
static void OVERLAY_next_cache_finish(void *vedata)
{
reinterpret_cast<Instance *>(reinterpret_cast<OVERLAY_Data *>(vedata)->instance)->end_sync();
}
static void OVERLAY_next_draw_scene(void *vedata)
{
reinterpret_cast<Instance *>(reinterpret_cast<OVERLAY_Data *>(vedata)->instance)
->draw(*DRW_manager_get());
}
static void OVERLAY_next_instance_free(void *instance_)
{
Instance *instance = (Instance *)instance_;
delete instance;
}
static void OVERLAY_next_engine_free()
{
overlay::ShaderModule::module_free();
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Engine Type
* \{ */
DrawEngineType draw_engine_overlay_next_type = {
/*next*/ nullptr,
/*prev*/ nullptr,
/*idname*/ N_("Overlay"),
/*engine_init*/ &OVERLAY_next_engine_init,
/*engine_free*/ &OVERLAY_next_engine_free,
/*instance_free*/ &OVERLAY_next_instance_free,
/*cache_init*/ &OVERLAY_next_cache_init,
/*cache_populate*/ &OVERLAY_next_cache_populate,
/*cache_finish*/ &OVERLAY_next_cache_finish,
/*draw_scene*/ &OVERLAY_next_draw_scene,
/*view_update*/ nullptr,
/*id_update*/ nullptr,
/*render_to_image*/ nullptr,
/*store_metadata*/ nullptr,
};
/** \} */