#include "rs_core.rsh" #include "rs_structs.h" /* Function declarations from libRS */ extern float4 __attribute__((overloadable)) convert_float4(uchar4 c); /* Implementation of Core Runtime */ extern float4 rsUnpackColor8888(uchar4 c) { return convert_float4(c) * 0.003921569f; } extern float __attribute__((overloadable)) rsClamp(float v, float l, float h) { return clamp(v, l, h); } extern char __attribute__((overloadable)) rsClamp(char v, char l, char h) { return clamp(v, l, h); } extern uchar __attribute__((overloadable)) rsClamp(uchar v, uchar l, uchar h) { return clamp(v, l, h); } extern short __attribute__((overloadable)) rsClamp(short v, short l, short h) { return clamp(v, l, h); } extern ushort __attribute__((overloadable)) rsClamp(ushort v, ushort l, ushort h) { return clamp(v, l, h); } extern int __attribute__((overloadable)) rsClamp(int v, int l, int h) { return clamp(v, l, h); } extern uint __attribute__((overloadable)) rsClamp(uint v, uint l, uint h) { return clamp(v, l, h); } extern int32_t __attribute__((overloadable)) rsAtomicCas(volatile int32_t *ptr, int32_t expectedValue, int32_t newValue) { return __sync_val_compare_and_swap(ptr, expectedValue, newValue); } extern uint32_t __attribute__((overloadable)) rsAtomicCas(volatile uint32_t *ptr, uint32_t expectedValue, uint32_t newValue) { return __sync_val_compare_and_swap(ptr, expectedValue, newValue); } extern int32_t __attribute__((overloadable)) rsAtomicInc(volatile int32_t *ptr) { return __sync_fetch_and_add(ptr, 1); } extern int32_t __attribute__((overloadable)) rsAtomicInc(volatile uint32_t *ptr) { return __sync_fetch_and_add(ptr, 1); } extern int32_t __attribute__((overloadable)) rsAtomicDec(volatile int32_t *ptr) { return __sync_fetch_and_sub(ptr, 1); } extern int32_t __attribute__((overloadable)) rsAtomicDec(volatile uint32_t *ptr) { return __sync_fetch_and_sub(ptr, 1); } extern int32_t __attribute__((overloadable)) rsAtomicAdd(volatile int32_t *ptr, int32_t value) { return __sync_fetch_and_add(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicAdd(volatile uint32_t *ptr, uint32_t value) { return __sync_fetch_and_add(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicSub(volatile int32_t *ptr, int32_t value) { return __sync_fetch_and_sub(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicSub(volatile uint32_t *ptr, uint32_t value) { return __sync_fetch_and_sub(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicAnd(volatile int32_t *ptr, int32_t value) { return __sync_fetch_and_and(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicAnd(volatile uint32_t *ptr, uint32_t value) { return __sync_fetch_and_and(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicOr(volatile int32_t *ptr, int32_t value) { return __sync_fetch_and_or(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicOr(volatile uint32_t *ptr, uint32_t value) { return __sync_fetch_and_or(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicXor(volatile int32_t *ptr, int32_t value) { return __sync_fetch_and_xor(ptr, value); } extern int32_t __attribute__((overloadable)) rsAtomicXor(volatile uint32_t *ptr, uint32_t value) { return __sync_fetch_and_xor(ptr, value); } extern uint32_t __attribute__((overloadable)) min(uint32_t, uint32_t); extern int32_t __attribute__((overloadable)) min(int32_t, int32_t); extern uint32_t __attribute__((overloadable)) max(uint32_t, uint32_t); extern int32_t __attribute__((overloadable)) max(int32_t, int32_t); extern uint32_t __attribute__((overloadable)) rsAtomicMin(volatile uint32_t *ptr, uint32_t value) { uint32_t prev, status; do { prev = *ptr; uint32_t n = min(value, prev); status = __sync_val_compare_and_swap(ptr, prev, n); } while (status != prev); return prev; } extern int32_t __attribute__((overloadable)) rsAtomicMin(volatile int32_t *ptr, int32_t value) { int32_t prev, status; do { prev = *ptr; int32_t n = min(value, prev); status = __sync_val_compare_and_swap(ptr, prev, n); } while (status != prev); return prev; } extern uint32_t __attribute__((overloadable)) rsAtomicMax(volatile uint32_t *ptr, uint32_t value) { uint32_t prev, status; do { prev = *ptr; uint32_t n = max(value, prev); status = __sync_val_compare_and_swap(ptr, prev, n); } while (status != prev); return prev; } extern int32_t __attribute__((overloadable)) rsAtomicMax(volatile int32_t *ptr, int32_t value) { int32_t prev, status; do { prev = *ptr; int32_t n = max(value, prev); status = __sync_val_compare_and_swap(ptr, prev, n); } while (status != prev); return prev; } extern int32_t rand(); #define RAND_MAX 0x7fffffff extern float __attribute__((overloadable)) rsRand(float min, float max);/* { float r = (float)rand(); r /= RAND_MAX; r = r * (max - min) + min; return r; } */ extern float __attribute__((overloadable)) rsRand(float max) { return rsRand(0.f, max); //float r = (float)rand(); //r *= max; //r /= RAND_MAX; //return r; } extern int __attribute__((overloadable)) rsRand(int max) { return (int)rsRand((float)max); } extern int __attribute__((overloadable)) rsRand(int min, int max) { return (int)rsRand((float)min, (float)max); } #define PRIM_DEBUG(T) \ extern void __attribute__((overloadable)) rsDebug(const char *, const T *); \ void __attribute__((overloadable)) rsDebug(const char *txt, T val) { \ rsDebug(txt, &val); \ } PRIM_DEBUG(char2) PRIM_DEBUG(char3) PRIM_DEBUG(char4) PRIM_DEBUG(uchar2) PRIM_DEBUG(uchar3) PRIM_DEBUG(uchar4) PRIM_DEBUG(short2) PRIM_DEBUG(short3) PRIM_DEBUG(short4) PRIM_DEBUG(ushort2) PRIM_DEBUG(ushort3) PRIM_DEBUG(ushort4) PRIM_DEBUG(int2) PRIM_DEBUG(int3) PRIM_DEBUG(int4) PRIM_DEBUG(uint2) PRIM_DEBUG(uint3) PRIM_DEBUG(uint4) PRIM_DEBUG(long2) PRIM_DEBUG(long3) PRIM_DEBUG(long4) PRIM_DEBUG(ulong2) PRIM_DEBUG(ulong3) PRIM_DEBUG(ulong4) PRIM_DEBUG(float2) PRIM_DEBUG(float3) PRIM_DEBUG(float4) PRIM_DEBUG(double2) PRIM_DEBUG(double3) PRIM_DEBUG(double4) #undef PRIM_DEBUG