Differential D11032 Diff 36347 source/blender/compositor/intern/COM_FullFrameOperation.h

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source/blender/compositor/intern/COM_FullFrameOperation.h

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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 2011, Blender Foundation.
				*/

				#pragma once

				#include "COM_WriteBufferOperation.h"

				namespace blender::compositor {

				class FullFrameOperation {
				protected:
				/**
				* Executes a write buffer operation region.
				*/
				void execute_write_buffer_region(WriteBufferOperation write_buffer_op, rcti rect);

				/**
				* Executes an output operation region.
				*/
				void execute_output_region(NodeOperation output_op, rcti rect);

				/**
				* Updates output memory buffer area by executing operation algorithm.
				* output_buffer will be null when operation has no output socket (output operations).
				*/
				virtual void update_memory_buffer(MemoryBuffer *output_buffer,
				rcti *output_rect,
				blender::Span<MemoryBuffer *> inputs) = 0;

				/**
				* Get input area used by this operation. Only this area will be rendered.
				*/
				virtual void get_input_area_of_interest(int input_socket_index,
				const rcti *output_rect,
				rcti *r_input_area);

				private:
				blender::Vector<MemoryBuffer > get_input_buffers(NodeOperation operation,
				const rcti *output_rect);
				};

				} // namespace blender::compositor