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[diderot] Annotation of /branches/pure-cfg/src/include/Diderot/diderot.h
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Annotation of /branches/pure-cfg/src/include/Diderot/diderot.h

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1 : jhr 438 /*! \file diderot.h
2 :     *
3 :     * \author John Reppy
4 : jhr 441 *
5 :     * This is the interface to the Diderot runtime for the C target. For now,
6 :     * we are targetting single-precision computations.
7 : jhr 438 */
8 :    
9 :     /*
10 :     * COPYRIGHT (c) 2010 The Diderot Project (http://diderot-language.cs.uchicago.edu)
11 :     * All rights reserved.
12 :     */
13 :    
14 :     #ifndef _DIDEROT_H_
15 :     #define _DIDEROT_H_
16 :    
17 : jhr 1196 #include "Diderot/config.h"
18 :    
19 : jhr 1273 // include OpenCL headers when the target is OpenCL
20 :     #if defined(DIDEROT_TARGET_CL)
21 :     # ifdef HAVE_CL_CL_H
22 :     # include <CL/cl.h>
23 :     # elif defined(HAVE_OPENCL_CL_H)
24 :     # include <OpenCL/cl.h>
25 :     # else
26 :     # error no cl.h
27 :     # endif
28 :     #endif
29 :    
30 : jhr 601 /* gcc has a bug that breaks code that uses 8-byte vectors (e.g., vec2f_t), but clang
31 :     * handles the code correctly.
32 :     */
33 :     #if defined(__clang__)
34 :     # define VEC2_OK
35 :     #endif
36 :    
37 : jhr 579 #ifdef NDEBUG
38 : jhr 1268 #define STATIC_INLINE static inline
39 : jhr 579 #else
40 : jhr 1268 #define STATIC_INLINE static
41 : jhr 579 #endif
42 : jhr 440
43 : jhr 438 #include <stdint.h>
44 :     #include <stdbool.h>
45 : jhr 558 #include <stdlib.h>
46 :     #include <math.h>
47 : jhr 654 #include <stdio.h> // for printing output
48 : jhr 438
49 : jhr 710 #include "types.h"
50 :     #include "strands.h"
51 : jhr 1237 #include "options.h"
52 : jhr 438
53 :     /* load image data from Nrrd files */
54 : jhr 561 extern Status_t Diderot_LoadImage1D (Diderot_string_t name, Diderot_image1D_t **img);
55 :     extern Status_t Diderot_LoadImage2D (Diderot_string_t name, Diderot_image2D_t **img);
56 :     extern Status_t Diderot_LoadImage3D (Diderot_string_t name, Diderot_image3D_t **img);
57 : jhr 438
58 : jhr 439 /* functions to get input-parameter values */
59 : jhr 438 extern Status_t Diderot_InputString (const char *, const char **, bool);
60 : jhr 1229 extern Status_t Diderot_InputReal (const char *, Diderot_real_t *, bool);
61 : jhr 1231 extern Status_t Diderot_InputVec2 (const char *, Diderot_vec2_t *, bool);
62 : jhr 1229 extern Status_t Diderot_InputVec3 (const char *, Diderot_vec3_t *, bool);
63 : jhr 438
64 : lamonts 1271 extern char * loadKernel (const char * filename);
65 :    
66 : jhr 1268 //! Summary information about the CPU configuration.
67 : jhr 1196 typedef struct {
68 : jhr 1268 int numHWNodes; //!< \brief number of (possibly multicore) processors
69 :     int numHWCores; //!< \brief total number of (possibly
70 :     //! mulithreaded) cores
71 :     int numHWThreads; //!< \brief total number of hardware threads
72 :     int numCoresPerNode; //!< \brief number of cores per thread
73 :     int numThdsPerCore; //!< \brief number of threads per core
74 : jhr 1196 } CPUInfo_t;
75 :    
76 : jhr 1268 //! \brief function to get information about the CPU configuration
77 : jhr 1196 bool GetNumCPUs (CPUInfo_t *info);
78 :    
79 : jhr 1276 //! get the current time in seconds
80 :     double GetTime ();
81 : jhr 1196
82 : jhr 1276
83 : jhr 561 /********** scalar math functions **********/
84 :    
85 : glk 758 STATIC_INLINE float minf (float a, float b)
86 :     {
87 :     return (a < b)? a : b;
88 :     }
89 :    
90 : jhr 561 STATIC_INLINE float maxf (float a, float b)
91 :     {
92 :     return (a < b)? b : a;
93 :     }
94 :    
95 : jhr 756 STATIC_INLINE float lerpf (float a, float b, float t)
96 :     {
97 :     return a + t*(b - a);
98 :     }
99 :    
100 : jhr 710 /********** vector math functions **********/
101 : jhr 588
102 : jhr 710 #include "inline-vec2.h"
103 :     #include "inline-vec3.h"
104 :     #include "inline-vec4.h"
105 : jhr 727 #include "inline-matrix.h"
106 : jhr 588
107 :    
108 : jhr 560 /********** other Diderot support functions **********/
109 :    
110 : jhr 710 #include "inline-image.h"
111 : jhr 449
112 : jhr 438 #endif /* !_DIDEROT_H_ */

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