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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can
* be found in the LICENSE file.
*
*/
#pragma once
//
//
//
#include <CL/opencl.h>
#include "composition.h"
#include "assert_state.h"
#include "grid.h"
#include "extent_cl_12.h"
#include "extent_ring.h"
//
// composition states
//
typedef enum skc_composition_state_e {
SKC_COMPOSITION_STATE_UNSEALING,
SKC_COMPOSITION_STATE_UNSEALED,
SKC_COMPOSITION_STATE_SEALING,
SKC_COMPOSITION_STATE_SEALED
} skc_composition_state_e;
//
// IMPL
//
struct skc_composition_impl
{
struct skc_composition * composition;
struct skc_runtime * runtime;
SKC_ASSERT_STATE_DECLARE(skc_composition_state_e);
skc_int lock_count; // wip renders
struct {
skc_grid_t place;
skc_grid_t sort;
} grids;
cl_command_queue cq;
struct {
cl_kernel place;
cl_kernel segment;
} kernels;
// raster ids must be held until the composition is reset or
// released and then their refcounts can be decremented
struct {
struct skc_extent_phrw extent;
skc_uint count;
} saved;
struct {
struct skc_extent_ring ring; // how many slots left?
struct skc_extent_phw1g_tdrNs extent; // wip command extent
} cmds;
// composition extent length
struct skc_extent_phr_pdrw atomics;
// composition ttck extent
struct skc_extent_pdrw keys;
// key offsets in sealed and sorted ttck extent
struct skc_extent_pdrw offsets;
};
//
// ATOMICS
//
struct skc_place_atomics
{
skc_uint keys;
skc_uint offsets;
};
//
// ONLY VISIBLE WITHIN THIS RUNTIME
//
void
skc_composition_retain_and_lock(struct skc_composition * const composition);
void
skc_composition_unlock_and_release(struct skc_composition * const composition);
//
//
//
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