Differential D12370 Diff 41359 intern/cycles/integrator/path_trace_work_cpu.cpp

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intern/cycles/integrator/path_trace_work_cpu.cpp

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	{			{
	half4 *rgba_half = gpu_display->map_texture_buffer();			half4 *rgba_half = gpu_display->map_texture_buffer();
	if (!rgba_half) {			if (!rgba_half) {
	/* TODO(sergey): Look into using copy_to_gpu_display() if mapping failed. Might be needed for			/* TODO(sergey): Look into using copy_to_gpu_display() if mapping failed. Might be needed for
	* some implementations of GPUDisplay which can not map memory? */			* some implementations of GPUDisplay which can not map memory? */
	return;			return;
	}			}

	const int offset_y = effective_buffer_params_.full_y - effective_big_tile_params_.full_y;
	const int width = effective_buffer_params_.width;

	const KernelFilm &kfilm = device_scene_->data.film;			const KernelFilm &kfilm = device_scene_->data.film;

	const PassAccessor::PassAccessInfo pass_access_info = get_display_pass_access_info(pass_mode);			const PassAccessor::PassAccessInfo pass_access_info = get_display_pass_access_info(pass_mode);

	const PassAccessorCPU pass_accessor(pass_access_info, kfilm.exposure, num_samples);			const PassAccessorCPU pass_accessor(pass_access_info, kfilm.exposure, num_samples);

	PassAccessor::Destination destination(pass_access_info.type, rgba_half);			PassAccessor::Destination destination = get_gpu_display_destination_template(gpu_display);
	destination.offset = offset_y * width;			destination.pixels_half_rgba = rgba_half;

	tbb::task_arena local_arena = local_tbb_arena_create(device_);			tbb::task_arena local_arena = local_tbb_arena_create(device_);
	local_arena.execute([&]() {			local_arena.execute([&]() {
	pass_accessor.get_render_tile_pixels(buffers_.get(), effective_buffer_params_, destination);			pass_accessor.get_render_tile_pixels(buffers_.get(), effective_buffer_params_, destination);
	});			});

	gpu_display->unmap_texture_buffer();			gpu_display->unmap_texture_buffer();
	}			}
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