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/*
* Copyright 2011-2013 Blender Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __DEVICE_TASK_H__
#define __DEVICE_TASK_H__
#include "device/device_memory.h"
#include "util/util_function.h"
#include "util/util_list.h"
#include "util/util_task.h"
CCL_NAMESPACE_BEGIN
/* Device Task */
class Device;
class RenderBuffers;
class RenderTile;
class Tile;
class DeviceTask : public Task {
public:
typedef enum { PATH_TRACE, FILM_CONVERT, SHADER } Type;
Type type;
int x, y, w, h;
device_ptr rgba_byte;
device_ptr rgba_half;
device_ptr buffer;
int sample;
int num_samples;
int offset, stride;
device_ptr shader_input;
device_ptr shader_output, shader_output_luma;
int shader_eval_type;
int shader_filter;
int shader_x, shader_w;
int passes_size;
explicit DeviceTask(Type type = PATH_TRACE);
int get_subtask_count(int num, int max_size = 0);
void split(list<DeviceTask>& tasks, int num, int max_size = 0);
void update_progress(RenderTile *rtile, int pixel_samples = -1);
function<bool(Device *device, RenderTile&)> acquire_tile;
function<void(long, int)> update_progress_sample;
function<void(RenderTile&)> update_tile_sample;
function<void(RenderTile&)> release_tile;
function<bool(void)> get_cancel;
bool need_finish_queue;
bool integrator_branched;
int2 requested_tile_size;
protected:
double last_update_time;
};
CCL_NAMESPACE_END
#endif /* __DEVICE_TASK_H__ */
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