1 /*
2 * Copyright (c) 2007-2017, Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 //!
23 //! \file cm_sampler_rt.cpp
24 //! \brief Contains CmSamplerRT implementations.
25 //!
26
27 #include "cm_sampler_rt.h"
28
29 #include "cm_debug.h"
30 #include "cm_mem.h"
31
32 namespace CMRT_UMD
33 {
34 //*-----------------------------------------------------------------------------
35 //| Purpose: Create CmSampler
36 //| Returns: Result of the operation.
37 //*-----------------------------------------------------------------------------
Create(uint32_t index,CmSamplerRT * & sampler)38 int32_t CmSamplerRT::Create( uint32_t index, CmSamplerRT* & sampler )
39 {
40 int32_t result = CM_SUCCESS;
41 sampler = new (std::nothrow) CmSamplerRT();
42 if( sampler )
43 {
44 result = sampler->Initialize( index );
45 if( result != CM_SUCCESS )
46 {
47 CmSamplerRT::Destroy( sampler );
48 }
49 }
50 else
51 {
52 CM_ASSERTMESSAGE("Error: Failed to create CmSampler due to out of system memory.")
53 result = CM_OUT_OF_HOST_MEMORY;
54 }
55 return result;
56 }
57
58 //*-----------------------------------------------------------------------------
59 //| Purpose: Destory CmSampler
60 //| Returns: Result of the operation.
61 //*-----------------------------------------------------------------------------
Destroy(CmSamplerRT * & sampler)62 int32_t CmSamplerRT::Destroy( CmSamplerRT* &sampler )
63 {
64 CmSafeDelete( sampler );
65
66 return CM_SUCCESS;
67 }
68
69 //*-----------------------------------------------------------------------------
70 //| Purpose: Construtor of CmSamplerRT
71 //| Returns: Result of the operation.
72 //*-----------------------------------------------------------------------------
CmSamplerRT(void)73 CmSamplerRT::CmSamplerRT( void ):
74 m_index( nullptr )
75 {
76 }
77
78 //*-----------------------------------------------------------------------------
79 //| Purpose: Destructor of CmSamplerRT
80 //| Returns: Result of the operation.
81 //*-----------------------------------------------------------------------------
~CmSamplerRT(void)82 CmSamplerRT::~CmSamplerRT( void )
83 {
84 if( m_index )
85 {
86 MOS_Delete(m_index);
87 }
88 }
89
90 //*-----------------------------------------------------------------------------
91 //| Purpose: Initialize CmSamplerRT and get its index
92 //| Returns: Result of the operation.
93 //*-----------------------------------------------------------------------------
Initialize(uint32_t index)94 int32_t CmSamplerRT::Initialize( uint32_t index )
95 {
96 // using CM compiler data structures
97 m_index = MOS_New(SamplerIndex, index);
98 if( m_index )
99 {
100 return CM_SUCCESS;
101 }
102 else
103 {
104 return CM_OUT_OF_HOST_MEMORY;
105 }
106 }
107
108 //*-----------------------------------------------------------------------------
109 //! Each CmSamplerRT is assigned an index when it is created by the CmDevice_RT.
110 //! CmDevice_RT keep a mapping b/w index and CmSamplerRT.
111 //! The index is passed to CM kernel function (genx_main) as argument to indicate sampler.
112 //! INPUT:
113 //! Reference to index
114 //! OUTPUT:
115 //! CM_SUCCESS if index is successfully returned
116 //*-----------------------------------------------------------------------------
GetIndex(SamplerIndex * & index)117 CM_RT_API int32_t CmSamplerRT::GetIndex( SamplerIndex* & index )
118 {
119 index = m_index;
120 return CM_SUCCESS;
121 }
122
123 } // namespace
124