79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
#ifndef CORE_H_SENTRY
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#define CORE_H_SENTRY
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/* ---- Types ---------------------------------------------------------- */
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typedef unsigned char U8;
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typedef unsigned short U16;
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typedef unsigned int U32;
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typedef unsigned long long U64;
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typedef signed char S8;
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typedef short S16;
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typedef int S32;
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typedef long long S64;
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typedef S8 B8;
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typedef S16 B16;
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typedef S32 B32;
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typedef S64 B64;
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typedef float F32;
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typedef double F64;
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/* ---- Units ---------------------------------------------------------- */
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#define KB(n) (((U64)(n)) << 10)
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#define MB(n) (((U64)(n)) << 20)
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#define GB(n) (((U64)(n)) << 30)
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#define TB(n) (((U64)(n)) << 40)
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/* ---- Clamps, Min/Max ------------------------------------------------ */
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#define MIN(A,B) (((A)<(B)) ? (A) : (B))
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#define MAX(A,B) (((A)>(B)) ? (A) : (B))
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#define CLAMP_TOP(A,X) Min(A,X)
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#define CLAMP_BOT(X,B) Max(X,B)
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#define CLAMP(A,X,B) (((X)<(A)) ? (A) : ((X)>(B)) ? (B) : (X))
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/* ---- Asserts -------------------------------------------------------- */
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#define Trap() __builtin_trap()
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#define AssertAlways(x) do { if(!(x)) { Trap(); } } while(0)
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#if BUILD_DEBUG
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#define Assert(x) AssertAlways(x)
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#else
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#define Assert(x) (void)(x)
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#endif
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/* ---- Helper Macros -------------------------------------------------- */
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#define STRINGIFY_(S) #S
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#define STRINGIFY(S) STRINGIFY_(S)
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#define GLUE_(A, B) A##B
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#define GLUE(A, B) GLUE_(A,B)
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#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
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#define SWAP(T, a, b) do{ T t__ = a; a = b; b = t__; } while(0)
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/* ---- Constants ------------------------------------------------------ */
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#define PI 3.14159265358979323846
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#define MAX_U64 (U64)0xffffffffffffffff
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#define MAX_U32 (U32)0xffffffff
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#define MAX_U16 (U16)0xffff
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#define MAX_U8 (U8)0xff
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#define MAX_S64 (S64)0x7fffffffffffffff
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#define MAX_S32 (S32)0x7fffffff
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#define MAX_S16 (S16)0x7fff
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#define MAX_S8 (S8)0x7f
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#define MIN_S64 (S64)0x8000000000000000
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#define MIN_S32 (S32)0x80000000
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#define MIN_S16 (S16)0x8000
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#define MIN_S8 (S8)0x80
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#endif
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