opencl-private.h revision 711ed1853197209a24264065ac0458934e124fa7 
1/*
2Copyright 1999-2014 ImageMagick Studio LLC, a non-profit organization
3dedicated to making software imaging solutions freely available.
4
5You may not use this file except in compliance with the License.
6obtain a copy of the License at
7
8http://www.imagemagick.org/script/license.php
9
10Unless required by applicable law or agreed to in writing, software
11distributed under the License is distributed on an "AS IS" BASIS,
12WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13See the License for the specific language governing permissions and
14limitations under the License.
15
16MagickCore OpenCL private methods.
17*/
18#ifndef _MAGICKCORE_OPENCL_PRIVATE_H
19#define _MAGICKCORE_OPENCL_PRIVATE_H
20
21/*
22Include declarations.
23*/
24#include "MagickCore/studio.h"
25
26#if defined(__cplusplus) || defined(c_plusplus)
27extern "C" {
28#endif
29
30#if defined(MAGICKCORE_OPENCL_SUPPORT)
31#include <CL/cl.h>
32#else
33  typedef void* cl_platform_id;
34  typedef void* cl_device_id;
35  typedef void* cl_context;
36  typedef void* cl_command_queue;
37  typedef void* cl_kernel;
38  typedef struct { unsigned char t[8]; } cl_device_type; /* 64-bit */
39#endif
40
41#if defined(MAGICKCORE_HDRI_SUPPORT)
42#define CLOptions "-cl-single-precision-constant -cl-mad-enable -DMAGICKCORE_HDRI_SUPPORT=1 "\
43  "-DCLQuantum=float -DCLSignedQuantum=float -DCLPixelType=float4 -DQuantumRange=%f " \
44  "-DQuantumScale=%f -DCharQuantumScale=%f -DMagickEpsilon=%f -DMagickPI=%f "\
45  " -DMaxMap=%u -DMAGICKCORE_QUANTUM_DEPTH=%u"
46#define CLPixelPacket  cl_float4
47#define CLCharQuantumScale 1.0f
48#elif (MAGICKCORE_QUANTUM_DEPTH == 8)
49#define CLOptions "-cl-single-precision-constant -cl-mad-enable " \
50  "-DCLQuantum=uchar -DCLSignedQuantum=char -DCLPixelType=uchar4 -DQuantumRange=%f " \
51  "-DQuantumScale=%f -DCharQuantumScale=%f -DMagickEpsilon=%f -DMagickPI=%f "\
52  "-DMaxMap=%u -DMAGICKCORE_QUANTUM_DEPTH=%u"
53#define CLPixelPacket  cl_uchar4
54#define CLCharQuantumScale 1.0f
55#elif (MAGICKCORE_QUANTUM_DEPTH == 16)
56#define CLOptions "-cl-single-precision-constant -cl-mad-enable " \
57  "-DCLQuantum=ushort -DCLSignedQuantum=short -DCLPixelType=ushort4 -DQuantumRange=%f "\
58  "-DQuantumScale=%f -DCharQuantumScale=%f -DMagickEpsilon=%f -DMagickPI=%f "\
59  "-DMaxMap=%u -DMAGICKCORE_QUANTUM_DEPTH=%u"
60#define CLPixelPacket  cl_ushort4
61#define CLCharQuantumScale 257.0f
62#elif (MAGICKCORE_QUANTUM_DEPTH == 32)
63#define CLOptions "-cl-single-precision-constant -cl-mad-enable " \
64  "-DCLQuantum=uint -DCLSignedQuantum=int -DCLPixelType=uint4 -DQuantumRange=%f "\
65  "-DQuantumScale=%f -DCharQuantumScale=%f -DMagickEpsilon=%f -DMagickPI=%f "\
66  "-DMaxMap=%u -DMAGICKCORE_QUANTUM_DEPTH=%u"
67#define CLPixelPacket  cl_uint4
68#define CLCharQuantumScale 16843009.0f
69#elif (MAGICKCORE_QUANTUM_DEPTH == 64)
70#define CLOptions "-cl-single-precision-constant -cl-mad-enable " \
71  "-DCLQuantum=ulong -DCLSignedQuantum=long -DCLPixelType=ulong4 -DQuantumRange=%f "\
72  "-DQuantumScale=%f -DCharQuantumScale=%f -DMagickEpsilon=%f -DMagickPI=%f "\
73  "-DMaxMap=%u -DMAGICKCORE_QUANTUM_DEPTH=%u"
74#define CLPixelPacket  cl_ulong4
75#define CLCharQuantumScale 72340172838076673.0f
76#endif
77
78extern MagickExport cl_context
79  GetOpenCLContext(MagickCLEnv);
80
81extern MagickExport cl_kernel
82  AcquireOpenCLKernel(MagickCLEnv, MagickOpenCLProgram, const char*);
83
84extern MagickExport cl_command_queue
85  AcquireOpenCLCommandQueue(MagickCLEnv);
86
87extern MagickExport MagickBooleanType
88  RelinquishOpenCLCommandQueue(MagickCLEnv, cl_command_queue),
89  RelinquishOpenCLKernel(MagickCLEnv, cl_kernel);
90
91extern MagickExport unsigned long
92  GetOpenCLDeviceLocalMemorySize(MagickCLEnv),
93  GetOpenCLDeviceMaxMemAllocSize(MagickCLEnv);
94
95extern MagickExport const char*
96  GetOpenCLCachedFilesDirectory();
97
98extern MagickExport void
99  OpenCLLog(const char*);
100
101/* #define ACCELERATE_LOG_EXCEPTION 1 */
102static inline void OpenCLLogException(const char* function,
103                        const unsigned int line,
104                        ExceptionInfo* exception) {
105  if (exception->severity!=0) {
106    char message[MaxTextExtent];
107    /*  dump the source into a file */
108    (void) FormatLocaleString(message,MaxTextExtent,"%s:%d Exception(%d)"
109      ,function,line,exception->severity);
110#ifdef ACCELERATE_LOG_EXCEPTION
111    OpenCLLog(message);
112#endif
113  }
114}
115
116#if defined(__cplusplus) || defined(c_plusplus)
117}
118#endif
119
120#endif
121