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Cosmetic: Newlines were corrected
[ode.git] / OPCODE / Ice / IceTypes.h
blobc89662397da9edb6b56c397dbc91d81c85d0b578
1 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
2 /**
3 * Contains custom types.
4 * \file IceTypes.h
5 * \author Pierre Terdiman
6 * \date April, 4, 2000
7 */
8 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
9
10 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
11 // Include Guard
12 #ifndef __ICETYPES_H__
13 #define __ICETYPES_H__
14
15 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
16 // Things to help us compile on non-windows platforms
17
18 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
19
20 #define USE_HANDLE_MANAGER
21
22 // Constants
23 #define PI 3.1415926535897932384626433832795028841971693993751f //!< PI
24 #define HALFPI 1.57079632679489661923f //!< 0.5 * PI
25 #define TWOPI 6.28318530717958647692f //!< 2.0 * PI
26 #define INVPI 0.31830988618379067154f //!< 1.0 / PI
27
28 #define RADTODEG 57.2957795130823208768f //!< 180.0 / PI, convert radians to degrees
29 #define DEGTORAD 0.01745329251994329577f //!< PI / 180.0, convert degrees to radians
30
31 #define EXP 2.71828182845904523536f //!< e
32 #define INVLOG2 3.32192809488736234787f //!< 1.0 / log10(2)
33 #define LN2 0.693147180559945f //!< ln(2)
34 #define INVLN2 1.44269504089f //!< 1.0f / ln(2)
35
36 #define INV3 0.33333333333333333333f //!< 1/3
37 #define INV6 0.16666666666666666666f //!< 1/6
38 #define INV7 0.14285714285714285714f //!< 1/7
39 #define INV9 0.11111111111111111111f //!< 1/9
40 #define INV255 0.00392156862745098039f //!< 1/255
41
42 #define SQRT2 1.41421356237f //!< sqrt(2)
43 #define INVSQRT2 0.707106781188f //!< 1 / sqrt(2)
44
45 #define SQRT3 1.73205080757f //!< sqrt(3)
46 #define INVSQRT3 0.577350269189f //!< 1 / sqrt(3)
47
48 #define null 0 //!< our own NULL pointer
49
50 // Custom types used in ICE
51 typedef signed char sbyte; //!< sizeof(sbyte) must be 1
52 typedef unsigned char ubyte; //!< sizeof(ubyte) must be 1
53 typedef signed short sword; //!< sizeof(sword) must be 2
54 typedef unsigned short uword; //!< sizeof(uword) must be 2
55 typedef signed int sdword; //!< sizeof(sdword) must be 4
56 typedef unsigned int udword; //!< sizeof(udword) must be 4
57 typedef signed __int64 sqword; //!< sizeof(sqword) must be 8
58 typedef unsigned __int64 uqword; //!< sizeof(uqword) must be 8
59 typedef float float32; //!< sizeof(float32) must be 4
60 typedef double float64; //!< sizeof(float64) must be 4
61
62 ICE_COMPILE_TIME_ASSERT(sizeof(ubyte)==1);
63 ICE_COMPILE_TIME_ASSERT(sizeof(sbyte)==1);
64 ICE_COMPILE_TIME_ASSERT(sizeof(sword)==2);
65 ICE_COMPILE_TIME_ASSERT(sizeof(uword)==2);
66 ICE_COMPILE_TIME_ASSERT(sizeof(udword)==4);
67 ICE_COMPILE_TIME_ASSERT(sizeof(sdword)==4);
68 ICE_COMPILE_TIME_ASSERT(sizeof(uqword)==8);
69 ICE_COMPILE_TIME_ASSERT(sizeof(sqword)==8);
70
71 //! TO BE DOCUMENTED
72 #define DECLARE_ICE_HANDLE(name) struct name##__ { int unused; }; typedef struct name##__ *name
73
74 typedef udword DynID; //!< Dynamic identifier
75 #ifdef USE_HANDLE_MANAGER
76 typedef udword KID; //!< Kernel ID
77 // DECLARE_ICE_HANDLE(KID);
78 #else
79 typedef uword KID; //!< Kernel ID
80 #endif
81 typedef udword RTYPE; //!< Relationship-type (!) between owners and references
82 #define INVALID_ID 0xffffffff //!< Invalid dword ID (counterpart of null pointers)
83 #ifdef USE_HANDLE_MANAGER
84 #define INVALID_KID 0xffffffff //!< Invalid Kernel ID
85 #else
86 #define INVALID_KID 0xffff //!< Invalid Kernel ID
87 #endif
88 #define INVALID_NUMBER 0xDEADBEEF //!< Standard junk value
89
90 // Define BOOL if needed
91 #ifndef BOOL
92 typedef int BOOL; //!< Another boolean type.
93 #endif
94
95 //! Union of a float and a sdword
96 typedef union {
97 float f; //!< The float
98 sdword d; //!< The integer
99 }scell;
100
101 //! Union of a float and a udword
102 typedef union {
103 float f; //!< The float
104 udword d; //!< The integer
105 }ucell;
106
107 // Type ranges
108 #define MAX_SBYTE 0x7f //!< max possible sbyte value
109 #define MIN_SBYTE 0x80 //!< min possible sbyte value
110 #define MAX_UBYTE 0xff //!< max possible ubyte value
111 #define MIN_UBYTE 0x00 //!< min possible ubyte value
112 #define MAX_SWORD 0x7fff //!< max possible sword value
113 #define MIN_SWORD 0x8000 //!< min possible sword value
114 #define MAX_UWORD 0xffff //!< max possible uword value
115 #define MIN_UWORD 0x0000 //!< min possible uword value
116 #define MAX_SDWORD 0x7fffffff //!< max possible sdword value
117 #define MIN_SDWORD 0x80000000 //!< min possible sdword value
118 #define MAX_UDWORD 0xffffffff //!< max possible udword value
119 #define MIN_UDWORD 0x00000000 //!< min possible udword value
120 #define MAX_FLOAT FLT_MAX //!< max possible float value
121 #define MIN_FLOAT (-FLT_MAX) //!< min possible loat value
122 #define IEEE_1_0 0x3f800000 //!< integer representation of 1.0
123 #define IEEE_255_0 0x437f0000 //!< integer representation of 255.0
124 #define IEEE_MAX_FLOAT 0x7f7fffff //!< integer representation of MAX_FLOAT
125 #define IEEE_MIN_FLOAT 0xff7fffff //!< integer representation of MIN_FLOAT
126 #define IEEE_UNDERFLOW_LIMIT 0x1a000000
127
128 #define ONE_OVER_RAND_MAX (1.0f / float(RAND_MAX)) //!< Inverse of the max possible value returned by rand()
129
130 // typedef int (__stdcall* PROC)(); -- Oleh Derevenko: Conflicts with Windows headers in x64 mode //!< A standard procedure call.
131 typedef bool (*ENUMERATION)(udword value, udword param, udword context); //!< ICE standard enumeration call
132 typedef void** VTABLE; //!< A V-Table.
133
134 #undef MIN
135 #undef MAX
136 #define MIN(a, b) ((a) < (b) ? (a) : (b)) //!< Returns the min value between a and b
137 #define MAX(a, b) ((a) > (b) ? (a) : (b)) //!< Returns the max value between a and b
138 #define MAXMAX(a,b,c) ((a) > (b) ? MAX (a,c) : MAX (b,c)) //!< Returns the max value between a, b and c
139
140 template<class T> inline_ const T& TMin (const T& a, const T& b) { return b < a ? b : a; }
141 template<class T> inline_ const T& TMax (const T& a, const T& b) { return a < b ? b : a; }
142 template<class T> inline_ void TSetMin (T& a, const T& b) { if(a>b) a = b; }
143 template<class T> inline_ void TSetMax (T& a, const T& b) { if(a<b) a = b; }
144
145 #define SQR(x) ((x)*(x)) //!< Returns x square
146 #define CUBE(x) ((x)*(x)*(x)) //!< Returns x cube
147
148 #define AND & //!< ...
149 #define OR | //!< ...
150 #define XOR ^ //!< ...
151
152 #define QUADRAT(x) ((x)*(x)) //!< Returns x square
153
154 #ifdef _WIN32
155 # define srand48(x) srand((unsigned int) (x))
156 # define srandom(x) srand((unsigned int) (x))
157 # define random() ((double) rand())
158 # define drand48() ((double) (((double) rand()) / ((double) RAND_MAX)))
159 #endif
160
161 #endif // __ICETYPES_H__
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