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// Copyright 2022 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "fb/Tile.ih"
// c++ shared
#include "SparseFBShared.h"
OSPRAY_BEGIN_ISPC_NAMESPACE
SYCL_EXTERNAL uniform RenderTaskDesc SparseFB_getRenderTaskDesc(
FrameBuffer *uniform _fb, const uniform uint32 taskID);
SYCL_EXTERNAL void SparseFB_accumulateSample(FrameBuffer *uniform _fb,
const varying ScreenSample &screenSample,
uniform RenderTaskDesc &taskDesc);
SYCL_EXTERNAL void SparseFB_completeTask(
FrameBuffer *uniform _fb, const uniform RenderTaskDesc &taskDesc);
inline uniform uint32 SparseFB_getTileIndexForTask(
const SparseFB *uniform fb, const uniform uint32 taskID)
{
// Find which tile this task falls into
const uniform vec2i tileDims = make_vec2i(TILE_SIZE);
const uniform vec2i tasksPerTile = tileDims / fb->super.renderTaskSize;
const uniform int nTasksPerTile = tasksPerTile.x * tasksPerTile.y;
// tileIdx -> index in the SparseFB's list of tiles
return taskID / nTasksPerTile;
}
OSPRAY_END_ISPC_NAMESPACE
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