Differential D15817 Diff 55261 source/blender/draw/intern/draw_view_data.cc

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source/blender/draw/intern/draw_view_data.cc

	/* SPDX-License-Identifier: GPL-2.0-or-later			/* SPDX-License-Identifier: GPL-2.0-or-later
	* Copyright 2021 Blender Foundation. */			* Copyright 2021 Blender Foundation. */

	/** \file			/** \file
	* \ingroup draw			* \ingroup draw
	*/			*/

	#include "BLI_vector.hh"			#include "BLI_vector.hh"

				#include "GPU_capabilities.h"
	#include "GPU_viewport.h"			#include "GPU_viewport.h"

	#include "DRW_render.h"			#include "DRW_render.h"

	#include "draw_instance_data.h"			#include "draw_instance_data.h"

	#include "draw_manager_text.h"			#include "draw_manager_text.h"

	#include "draw_manager.h"			#include "draw_manager.h"
				#include "draw_manager.hh"
	#include "draw_view_data.h"			#include "draw_view_data.h"

	using namespace blender;			using namespace blender;

	struct DRWViewData {			struct DRWViewData {
	DefaultFramebufferList dfbl = {};			DefaultFramebufferList dfbl = {};
	DefaultTextureList dtxl = {};			DefaultTextureList dtxl = {};
	/** True indicates the textures inside dtxl are from the viewport and should not be freed. */			/** True indicates the textures inside dtxl are from the viewport and should not be freed. */
	bool from_viewport = false;			bool from_viewport = false;
	/** Common size for texture in the engines texture list.			/** Common size for texture in the engines texture list.
	* We free all texture lists if it changes. */			* We free all texture lists if it changes. */
	int texture_list_size[2] = {0, 0};			int texture_list_size[2] = {0, 0};

	double cache_time = 0.0;			double cache_time = 0.0;

	Vector<ViewportEngineData> engines;			Vector<ViewportEngineData> engines;
	Vector<ViewportEngineData *> enabled_engines;			Vector<ViewportEngineData *> enabled_engines;

				/** New per view/viewport manager. Null if not supported by current hardware. */
				draw::Manager *manager = nullptr;

				DRWViewData()
				{
				/* Only for GL >= 4.3 implementation for now. */
				if (GPU_shader_storage_buffer_objects_support() && GPU_compute_shader_support()) {
				manager = new draw::Manager();
				}
				};

				~DRWViewData()
				{
				delete manager;
				};
	};			};

	DRWViewData DRW_view_data_create(ListBase engine_types)			DRWViewData DRW_view_data_create(ListBase engine_types)
	{			{
	const int engine_types_len = BLI_listbase_count(engine_types);			const int engine_types_len = BLI_listbase_count(engine_types);

	DRWViewData *view_data = new DRWViewData();			DRWViewData *view_data = new DRWViewData();
	view_data->engines.reserve(engine_types_len);			view_data->engines.reserve(engine_types_len);
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	ViewportEngineData DRW_view_data_enabled_engine_iter_step(DRWEngineIterator iterator)			ViewportEngineData DRW_view_data_enabled_engine_iter_step(DRWEngineIterator iterator)
	{			{
	if (iterator->id >= iterator->end) {			if (iterator->id >= iterator->end) {
	return nullptr;			return nullptr;
	}			}
	ViewportEngineData *engine = iterator->engines[iterator->id++];			ViewportEngineData *engine = iterator->engines[iterator->id++];
	return engine;			return engine;
	}			}

				draw::Manager *DRW_manager_get()
				{
				BLI_assert(DST.view_data_active->manager);
				return reinterpret_cast<draw::Manager *>(DST.view_data_active->manager);
				}

				draw::ObjectRef DRW_object_ref_get(Object *object)
				{
				BLI_assert(DST.view_data_active->manager);
				return {object, DST.dupli_source, DST.dupli_parent};
				}

				void DRW_manager_begin_sync()
				{
				if (DST.view_data_active->manager == nullptr) {
				return;
				}
				reinterpret_cast<draw::Manager *>(DST.view_data_active->manager)->begin_sync();
				}

				void DRW_manager_end_sync()
				{
				if (DST.view_data_active->manager == nullptr) {
				return;
				}
				reinterpret_cast<draw::Manager *>(DST.view_data_active->manager)->end_sync();
				}