libs/rs/driver/rsdRuntimeMath.cpp - platform/frameworks/base.git - Git at Google

 /*
  * Copyright (C) 2011 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 #include "rsContext.h"
 #include "rsScriptC.h"
 #include "rsMatrix4x4.h"
 #include "rsMatrix3x3.h"
 #include "rsMatrix2x2.h"

 #include "rsdCore.h"
 #include "rsdRuntime.h"


 using namespace android;
 using namespace android::renderscript;


 static float SC_exp10(float v) {
     return pow(10.f, v);
 }

 static float SC_fract(float v, int *iptr) {
     int i = (int)floor(v);
     iptr[0] = i;
     return fmin(v - i, 0x1.fffffep-1f);
 }

 static float SC_log2(float v) {
     return log10(v) / log10(2.f);
 }

 static float SC_mad(float v1, float v2, float v3) {
     return v1 * v2 + v3;
 }

 #if 0
 static float SC_pown(float v, int p) {
     return powf(v, (float)p);
 }

 static float SC_powr(float v, float p) {
     return powf(v, p);
 }
 #endif

 float SC_rootn(float v, int r) {
     return pow(v, 1.f / r);
 }

 float SC_rsqrt(float v) {
     return 1.f / sqrtf(v);
 }

 float SC_sincos(float v, float *cosptr) {
     *cosptr = cosf(v);
     return sinf(v);
 }

 //////////////////////////////////////////////////////////////////////////////
 // Integer
 //////////////////////////////////////////////////////////////////////////////


 static uint32_t SC_abs_i32(int32_t v) {return abs(v);}
 static uint16_t SC_abs_i16(int16_t v) {return (uint16_t)abs(v);}
 static uint8_t SC_abs_i8(int8_t v) {return (uint8_t)abs(v);}

 static uint32_t SC_clz_u32(uint32_t v) {return __builtin_clz(v);}
 static uint16_t SC_clz_u16(uint16_t v) {return (uint16_t)__builtin_clz(v);}
 static uint8_t SC_clz_u8(uint8_t v) {return (uint8_t)__builtin_clz(v);}
 static int32_t SC_clz_i32(int32_t v) {return (int32_t)__builtin_clz((uint32_t)v);}
 static int16_t SC_clz_i16(int16_t v) {return (int16_t)__builtin_clz(v);}
 static int8_t SC_clz_i8(int8_t v) {return (int8_t)__builtin_clz(v);}

 static uint32_t SC_max_u32(uint32_t v, uint32_t v2) {return rsMax(v, v2);}
 static uint16_t SC_max_u16(uint16_t v, uint16_t v2) {return rsMax(v, v2);}
 static uint8_t SC_max_u8(uint8_t v, uint8_t v2) {return rsMax(v, v2);}
 static int32_t SC_max_i32(int32_t v, int32_t v2) {return rsMax(v, v2);}
 static int16_t SC_max_i16(int16_t v, int16_t v2) {return rsMax(v, v2);}
 static int8_t SC_max_i8(int8_t v, int8_t v2) {return rsMax(v, v2);}

 static uint32_t SC_min_u32(uint32_t v, uint32_t v2) {return rsMin(v, v2);}
 static uint16_t SC_min_u16(uint16_t v, uint16_t v2) {return rsMin(v, v2);}
 static uint8_t SC_min_u8(uint8_t v, uint8_t v2) {return rsMin(v, v2);}
 static int32_t SC_min_i32(int32_t v, int32_t v2) {return rsMin(v, v2);}
 static int16_t SC_min_i16(int16_t v, int16_t v2) {return rsMin(v, v2);}
 static int8_t SC_min_i8(int8_t v, int8_t v2) {return rsMin(v, v2);}

 //////////////////////////////////////////////////////////////////////////////
 // Float util
 //////////////////////////////////////////////////////////////////////////////

 static float SC_clamp_f32(float amount, float low, float high) {
     return amount < low ? low : (amount > high ? high : amount);
 }

 static float SC_degrees(float radians) {
     return radians * (180.f / M_PI);
 }

 static float SC_max_f32(float v, float v2) {
     return rsMax(v, v2);
 }

 static float SC_min_f32(float v, float v2) {
     return rsMin(v, v2);
 }

 static float SC_mix_f32(float start, float stop, float amount) {
     //LOGE("lerpf %f  %f  %f", start, stop, amount);
     return start + (stop - start) * amount;
 }

 static float SC_radians(float degrees) {
     return degrees * (M_PI / 180.f);
 }

 static float SC_step_f32(float edge, float v) {
     if (v < edge) return 0.f;
     return 1.f;
 }

 static float SC_sign_f32(float value) {
     if (value > 0) return 1.f;
     if (value < 0) return -1.f;
     return value;
 }

 static void SC_MatrixLoadIdentity_4x4(Matrix4x4 *m) {
     m->loadIdentity();
 }
 static void SC_MatrixLoadIdentity_3x3(Matrix3x3 *m) {
     m->loadIdentity();
 }
 static void SC_MatrixLoadIdentity_2x2(Matrix2x2 *m) {
     m->loadIdentity();
 }

 static void SC_MatrixLoad_4x4_f(Matrix4x4 *m, const float *f) {
     m->load(f);
 }
 static void SC_MatrixLoad_3x3_f(Matrix3x3 *m, const float *f) {
     m->load(f);
 }
 static void SC_MatrixLoad_2x2_f(Matrix2x2 *m, const float *f) {
     m->load(f);
 }

 static void SC_MatrixLoad_4x4_4x4(Matrix4x4 *m, const Matrix4x4 *s) {
     m->load(s);
 }
 static void SC_MatrixLoad_4x4_3x3(Matrix4x4 *m, const Matrix3x3 *s) {
     m->load(s);
 }
 static void SC_MatrixLoad_4x4_2x2(Matrix4x4 *m, const Matrix2x2 *s) {
     m->load(s);
 }
 static void SC_MatrixLoad_3x3_3x3(Matrix3x3 *m, const Matrix3x3 *s) {
     m->load(s);
 }
 static void SC_MatrixLoad_2x2_2x2(Matrix2x2 *m, const Matrix2x2 *s) {
     m->load(s);
 }

 static void SC_MatrixLoadRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
     m->loadRotate(rot, x, y, z);
 }
 static void SC_MatrixLoadScale(Matrix4x4 *m, float x, float y, float z) {
     m->loadScale(x, y, z);
 }
 static void SC_MatrixLoadTranslate(Matrix4x4 *m, float x, float y, float z) {
     m->loadTranslate(x, y, z);
 }
 static void SC_MatrixRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
     m->rotate(rot, x, y, z);
 }
 static void SC_MatrixScale(Matrix4x4 *m, float x, float y, float z) {
     m->scale(x, y, z);
 }
 static void SC_MatrixTranslate(Matrix4x4 *m, float x, float y, float z) {
     m->translate(x, y, z);
 }

 static void SC_MatrixLoadMultiply_4x4_4x4_4x4(Matrix4x4 *m, const Matrix4x4 *lhs, const Matrix4x4 *rhs) {
     m->loadMultiply(lhs, rhs);
 }
 static void SC_MatrixLoadMultiply_3x3_3x3_3x3(Matrix3x3 *m, const Matrix3x3 *lhs, const Matrix3x3 *rhs) {
     m->loadMultiply(lhs, rhs);
 }
 static void SC_MatrixLoadMultiply_2x2_2x2_2x2(Matrix2x2 *m, const Matrix2x2 *lhs, const Matrix2x2 *rhs) {
     m->loadMultiply(lhs, rhs);
 }

 static void SC_MatrixMultiply_4x4_4x4(Matrix4x4 *m, const Matrix4x4 *rhs) {
     m->multiply(rhs);
 }
 static void SC_MatrixMultiply_3x3_3x3(Matrix3x3 *m, const Matrix3x3 *rhs) {
     m->multiply(rhs);
 }
 static void SC_MatrixMultiply_2x2_2x2(Matrix2x2 *m, const Matrix2x2 *rhs) {
     m->multiply(rhs);
 }

 static void SC_MatrixLoadOrtho(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
     m->loadOrtho(l, r, b, t, n, f);
 }
 static void SC_MatrixLoadFrustum(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
     m->loadFrustum(l, r, b, t, n, f);
 }
 static void SC_MatrixLoadPerspective(Matrix4x4 *m, float fovy, float aspect, float near, float far) {
     m->loadPerspective(fovy, aspect, near, far);
 }

 static bool SC_MatrixInverse_4x4(Matrix4x4 *m) {
     return m->inverse();
 }
 static bool SC_MatrixInverseTranspose_4x4(Matrix4x4 *m) {
     return m->inverseTranspose();
 }
 static void SC_MatrixTranspose_4x4(Matrix4x4 *m) {
     m->transpose();
 }
 static void SC_MatrixTranspose_3x3(Matrix3x3 *m) {
     m->transpose();
 }
 static void SC_MatrixTranspose_2x2(Matrix2x2 *m) {
     m->transpose();
 }

 static float SC_randf(float max) {
     float r = (float)rand();
     r *= max;
     r /= RAND_MAX;
     return r;
 }

 static float SC_randf2(float min, float max) {
     float r = (float)rand();
     r /= RAND_MAX;
     r = r * (max - min) + min;
     return r;
 }

 static int SC_randi(int max) {
     return (int)SC_randf(max);
 }

 static int SC_randi2(int min, int max) {
     return (int)SC_randf2(min, max);
 }

 static float SC_frac(float v) {
     int i = (int)floor(v);
     return fmin(v - i, 0x1.fffffep-1f);
 }


 //////////////////////////////////////////////////////////////////////////////
 // Class implementation
 //////////////////////////////////////////////////////////////////////////////

 // llvm name mangling ref
 //  <builtin-type> ::= v  # void
 //                 ::= b  # bool
 //                 ::= c  # char
 //                 ::= a  # signed char
 //                 ::= h  # unsigned char
 //                 ::= s  # short
 //                 ::= t  # unsigned short
 //                 ::= i  # int
 //                 ::= j  # unsigned int
 //                 ::= l  # long
 //                 ::= m  # unsigned long
 //                 ::= x  # long long, __int64
 //                 ::= y  # unsigned long long, __int64
 //                 ::= f  # float
 //                 ::= d  # double

 static RsdSymbolTable gSyms[] = {
     { "_Z4acosf", (void *)&acosf, true },
     { "_Z5acoshf", (void *)&acoshf, true },
     { "_Z4asinf", (void *)&asinf, true },
     { "_Z5asinhf", (void *)&asinhf, true },
     { "_Z4atanf", (void *)&atanf, true },
     { "_Z5atan2ff", (void *)&atan2f, true },
     { "_Z5atanhf", (void *)&atanhf, true },
     { "_Z4cbrtf", (void *)&cbrtf, true },
     { "_Z4ceilf", (void *)&ceilf, true },
     { "_Z8copysignff", (void *)&copysignf, true },
     { "_Z3cosf", (void *)&cosf, true },
     { "_Z4coshf", (void *)&coshf, true },
     { "_Z4erfcf", (void *)&erfcf, true },
     { "_Z3erff", (void *)&erff, true },
     { "_Z3expf", (void *)&expf, true },
     { "_Z4exp2f", (void *)&exp2f, true },
     { "_Z5exp10f", (void *)&SC_exp10, true },
     { "_Z5expm1f", (void *)&expm1f, true },
     { "_Z4fabsf", (void *)&fabsf, true },
     { "_Z4fdimff", (void *)&fdimf, true },
     { "_Z5floorf", (void *)&floorf, true },
     { "_Z3fmafff", (void *)&fmaf, true },
     { "_Z4fmaxff", (void *)&fmaxf, true },
     { "_Z4fminff", (void *)&fminf, true },  // float fmin(float, float)
     { "_Z4fmodff", (void *)&fmodf, true },
     { "_Z5fractfPf", (void *)&SC_fract, true },
     { "_Z5frexpfPi", (void *)&frexpf, true },
     { "_Z5hypotff", (void *)&hypotf, true },
     { "_Z5ilogbf", (void *)&ilogbf, true },
     { "_Z5ldexpfi", (void *)&ldexpf, true },
     { "_Z6lgammaf", (void *)&lgammaf, true },
     { "_Z6lgammafPi", (void *)&lgammaf_r, true },
     { "_Z3logf", (void *)&logf, true },
     { "_Z4log2f", (void *)&SC_log2, true },
     { "_Z5log10f", (void *)&log10f, true },
     { "_Z5log1pf", (void *)&log1pf, true },
     { "_Z4logbf", (void *)&logbf, true },
     { "_Z3madfff", (void *)&SC_mad, true },
     { "_Z4modffPf", (void *)&modff, true },
     //{ "_Z3nanj", (void *)&SC_nan, true },
     { "_Z9nextafterff", (void *)&nextafterf, true },
     { "_Z3powff", (void *)&powf, true },
     { "_Z9remainderff", (void *)&remainderf, true },
     { "_Z6remquoffPi", (void *)&remquof, true },
     { "_Z4rintf", (void *)&rintf, true },
     { "_Z5rootnfi", (void *)&SC_rootn, true },
     { "_Z5roundf", (void *)&roundf, true },
     { "_Z5rsqrtf", (void *)&SC_rsqrt, true },
     { "_Z3sinf", (void *)&sinf, true },
     { "_Z6sincosfPf", (void *)&SC_sincos, true },
     { "_Z4sinhf", (void *)&sinhf, true },
     { "_Z4sqrtf", (void *)&sqrtf, true },
     { "_Z3tanf", (void *)&tanf, true },
     { "_Z4tanhf", (void *)&tanhf, true },
     { "_Z6tgammaf", (void *)&tgammaf, true },
     { "_Z5truncf", (void *)&truncf, true },

     { "_Z3absi", (void *)&SC_abs_i32, true },
     { "_Z3abss", (void *)&SC_abs_i16, true },
     { "_Z3absc", (void *)&SC_abs_i8, true },
     { "_Z3clzj", (void *)&SC_clz_u32, true },
     { "_Z3clzt", (void *)&SC_clz_u16, true },
     { "_Z3clzh", (void *)&SC_clz_u8, true },
     { "_Z3clzi", (void *)&SC_clz_i32, true },
     { "_Z3clzs", (void *)&SC_clz_i16, true },
     { "_Z3clzc", (void *)&SC_clz_i8, true },
     { "_Z3maxjj", (void *)&SC_max_u32, true },
     { "_Z3maxtt", (void *)&SC_max_u16, true },
     { "_Z3maxhh", (void *)&SC_max_u8, true },
     { "_Z3maxii", (void *)&SC_max_i32, true },
     { "_Z3maxss", (void *)&SC_max_i16, true },
     { "_Z3maxcc", (void *)&SC_max_i8, true },
     { "_Z3minjj", (void *)&SC_min_u32, true },
     { "_Z3mintt", (void *)&SC_min_u16, true },
     { "_Z3minhh", (void *)&SC_min_u8, true },
     { "_Z3minii", (void *)&SC_min_i32, true },
     { "_Z3minss", (void *)&SC_min_i16, true },
     { "_Z3mincc", (void *)&SC_min_i8, true },

     { "_Z5clampfff", (void *)&SC_clamp_f32, true },
     { "_Z7degreesf", (void *)&SC_degrees, true },
     { "_Z3maxff", (void *)&SC_max_f32, true },
     { "_Z3minff", (void *)&SC_min_f32, true },
     { "_Z3mixfff", (void *)&SC_mix_f32, true },
     { "_Z7radiansf", (void *)&SC_radians, true },
     { "_Z4stepff", (void *)&SC_step_f32, true },
     //{ "smoothstep", (void *)&, true },
     { "_Z4signf", (void *)&SC_sign_f32, true },

     // matrix
     { "_Z20rsMatrixLoadIdentityP12rs_matrix4x4", (void *)&SC_MatrixLoadIdentity_4x4, true },
     { "_Z20rsMatrixLoadIdentityP12rs_matrix3x3", (void *)&SC_MatrixLoadIdentity_3x3, true },
     { "_Z20rsMatrixLoadIdentityP12rs_matrix2x2", (void *)&SC_MatrixLoadIdentity_2x2, true },

     { "_Z12rsMatrixLoadP12rs_matrix4x4PKf", (void *)&SC_MatrixLoad_4x4_f, true },
     { "_Z12rsMatrixLoadP12rs_matrix3x3PKf", (void *)&SC_MatrixLoad_3x3_f, true },
     { "_Z12rsMatrixLoadP12rs_matrix2x2PKf", (void *)&SC_MatrixLoad_2x2_f, true },

     { "_Z12rsMatrixLoadP12rs_matrix4x4PKS_", (void *)&SC_MatrixLoad_4x4_4x4, true },
     { "_Z12rsMatrixLoadP12rs_matrix4x4PK12rs_matrix3x3", (void *)&SC_MatrixLoad_4x4_3x3, true },
     { "_Z12rsMatrixLoadP12rs_matrix4x4PK12rs_matrix2x2", (void *)&SC_MatrixLoad_4x4_2x2, true },
     { "_Z12rsMatrixLoadP12rs_matrix3x3PKS_", (void *)&SC_MatrixLoad_3x3_3x3, true },
     { "_Z12rsMatrixLoadP12rs_matrix2x2PKS_", (void *)&SC_MatrixLoad_2x2_2x2, true },

     { "_Z18rsMatrixLoadRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadRotate, true },
     { "_Z17rsMatrixLoadScaleP12rs_matrix4x4fff", (void *)&SC_MatrixLoadScale, true },
     { "_Z21rsMatrixLoadTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixLoadTranslate, true },
     { "_Z14rsMatrixRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixRotate, true },
     { "_Z13rsMatrixScaleP12rs_matrix4x4fff", (void *)&SC_MatrixScale, true },
     { "_Z17rsMatrixTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixTranslate, true },

     { "_Z20rsMatrixLoadMultiplyP12rs_matrix4x4PKS_S2_", (void *)&SC_MatrixLoadMultiply_4x4_4x4_4x4, true },
     { "_Z16rsMatrixMultiplyP12rs_matrix4x4PKS_", (void *)&SC_MatrixMultiply_4x4_4x4, true },
     { "_Z20rsMatrixLoadMultiplyP12rs_matrix3x3PKS_S2_", (void *)&SC_MatrixLoadMultiply_3x3_3x3_3x3, true },
     { "_Z16rsMatrixMultiplyP12rs_matrix3x3PKS_", (void *)&SC_MatrixMultiply_3x3_3x3, true },
     { "_Z20rsMatrixLoadMultiplyP12rs_matrix2x2PKS_S2_", (void *)&SC_MatrixLoadMultiply_2x2_2x2_2x2, true },
     { "_Z16rsMatrixMultiplyP12rs_matrix2x2PKS_", (void *)&SC_MatrixMultiply_2x2_2x2, true },

     { "_Z17rsMatrixLoadOrthoP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadOrtho, true },
     { "_Z19rsMatrixLoadFrustumP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadFrustum, true },
     { "_Z23rsMatrixLoadPerspectiveP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadPerspective, true },

     { "_Z15rsMatrixInverseP12rs_matrix4x4", (void *)&SC_MatrixInverse_4x4, true },
     { "_Z24rsMatrixInverseTransposeP12rs_matrix4x4", (void *)&SC_MatrixInverseTranspose_4x4, true },
     { "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_4x4, true },
     { "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_3x3, true },
     { "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_2x2, true },

     // RS Math
     { "_Z6rsRandi", (void *)&SC_randi, true },
     { "_Z6rsRandii", (void *)&SC_randi2, true },
     { "_Z6rsRandf", (void *)&SC_randf, true },
     { "_Z6rsRandff", (void *)&SC_randf2, true },
     { "_Z6rsFracf", (void *)&SC_frac, true },

     { NULL, NULL, false }
 };

 const RsdSymbolTable * rsdLookupSymbolMath(const char *sym) {
     const RsdSymbolTable *syms = gSyms;

     while (syms->mPtr) {
         if (!strcmp(syms->mName, sym)) {
             return syms;
         }
         syms++;
     }
     return NULL;
 }
	/*
	* Copyright (C) 2011 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	#include "rsContext.h"
	#include "rsScriptC.h"
	#include "rsMatrix4x4.h"
	#include "rsMatrix3x3.h"
	#include "rsMatrix2x2.h"

	#include "rsdCore.h"
	#include "rsdRuntime.h"


	using namespace android;
	using namespace android::renderscript;


	static float SC_exp10(float v) {
	return pow(10.f, v);
	}

	static float SC_fract(float v, int *iptr) {
	int i = (int)floor(v);
	iptr[0] = i;
	return fmin(v - i, 0x1.fffffep-1f);
	}

	static float SC_log2(float v) {
	return log10(v) / log10(2.f);
	}

	static float SC_mad(float v1, float v2, float v3) {
	return v1 * v2 + v3;
	}

	#if 0
	static float SC_pown(float v, int p) {
	return powf(v, (float)p);
	}

	static float SC_powr(float v, float p) {
	return powf(v, p);
	}
	#endif

	float SC_rootn(float v, int r) {
	return pow(v, 1.f / r);
	}

	float SC_rsqrt(float v) {
	return 1.f / sqrtf(v);
	}

	float SC_sincos(float v, float *cosptr) {
	*cosptr = cosf(v);
	return sinf(v);
	}

	//////////////////////////////////////////////////////////////////////////////
	// Integer
	//////////////////////////////////////////////////////////////////////////////


	static uint32_t SC_abs_i32(int32_t v) {return abs(v);}
	static uint16_t SC_abs_i16(int16_t v) {return (uint16_t)abs(v);}
	static uint8_t SC_abs_i8(int8_t v) {return (uint8_t)abs(v);}

	static uint32_t SC_clz_u32(uint32_t v) {return __builtin_clz(v);}
	static uint16_t SC_clz_u16(uint16_t v) {return (uint16_t)__builtin_clz(v);}
	static uint8_t SC_clz_u8(uint8_t v) {return (uint8_t)__builtin_clz(v);}
	static int32_t SC_clz_i32(int32_t v) {return (int32_t)__builtin_clz((uint32_t)v);}
	static int16_t SC_clz_i16(int16_t v) {return (int16_t)__builtin_clz(v);}
	static int8_t SC_clz_i8(int8_t v) {return (int8_t)__builtin_clz(v);}

	static uint32_t SC_max_u32(uint32_t v, uint32_t v2) {return rsMax(v, v2);}
	static uint16_t SC_max_u16(uint16_t v, uint16_t v2) {return rsMax(v, v2);}
	static uint8_t SC_max_u8(uint8_t v, uint8_t v2) {return rsMax(v, v2);}
	static int32_t SC_max_i32(int32_t v, int32_t v2) {return rsMax(v, v2);}
	static int16_t SC_max_i16(int16_t v, int16_t v2) {return rsMax(v, v2);}
	static int8_t SC_max_i8(int8_t v, int8_t v2) {return rsMax(v, v2);}

	static uint32_t SC_min_u32(uint32_t v, uint32_t v2) {return rsMin(v, v2);}
	static uint16_t SC_min_u16(uint16_t v, uint16_t v2) {return rsMin(v, v2);}
	static uint8_t SC_min_u8(uint8_t v, uint8_t v2) {return rsMin(v, v2);}
	static int32_t SC_min_i32(int32_t v, int32_t v2) {return rsMin(v, v2);}
	static int16_t SC_min_i16(int16_t v, int16_t v2) {return rsMin(v, v2);}
	static int8_t SC_min_i8(int8_t v, int8_t v2) {return rsMin(v, v2);}

	//////////////////////////////////////////////////////////////////////////////
	// Float util
	//////////////////////////////////////////////////////////////////////////////

	static float SC_clamp_f32(float amount, float low, float high) {
	return amount < low ? low : (amount > high ? high : amount);
	}

	static float SC_degrees(float radians) {
	return radians * (180.f / M_PI);
	}

	static float SC_max_f32(float v, float v2) {
	return rsMax(v, v2);
	}

	static float SC_min_f32(float v, float v2) {
	return rsMin(v, v2);
	}

	static float SC_mix_f32(float start, float stop, float amount) {
	//LOGE("lerpf %f %f %f", start, stop, amount);
	return start + (stop - start) * amount;
	}

	static float SC_radians(float degrees) {
	return degrees * (M_PI / 180.f);
	}

	static float SC_step_f32(float edge, float v) {
	if (v < edge) return 0.f;
	return 1.f;
	}

	static float SC_sign_f32(float value) {
	if (value > 0) return 1.f;
	if (value < 0) return -1.f;
	return value;
	}

	static void SC_MatrixLoadIdentity_4x4(Matrix4x4 *m) {
	m->loadIdentity();
	}
	static void SC_MatrixLoadIdentity_3x3(Matrix3x3 *m) {
	m->loadIdentity();
	}
	static void SC_MatrixLoadIdentity_2x2(Matrix2x2 *m) {
	m->loadIdentity();
	}

	static void SC_MatrixLoad_4x4_f(Matrix4x4 m, const float f) {
	m->load(f);
	}
	static void SC_MatrixLoad_3x3_f(Matrix3x3 m, const float f) {
	m->load(f);
	}
	static void SC_MatrixLoad_2x2_f(Matrix2x2 m, const float f) {
	m->load(f);
	}

	static void SC_MatrixLoad_4x4_4x4(Matrix4x4 m, const Matrix4x4 s) {
	m->load(s);
	}
	static void SC_MatrixLoad_4x4_3x3(Matrix4x4 m, const Matrix3x3 s) {
	m->load(s);
	}
	static void SC_MatrixLoad_4x4_2x2(Matrix4x4 m, const Matrix2x2 s) {
	m->load(s);
	}
	static void SC_MatrixLoad_3x3_3x3(Matrix3x3 m, const Matrix3x3 s) {
	m->load(s);
	}
	static void SC_MatrixLoad_2x2_2x2(Matrix2x2 m, const Matrix2x2 s) {
	m->load(s);
	}

	static void SC_MatrixLoadRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
	m->loadRotate(rot, x, y, z);
	}
	static void SC_MatrixLoadScale(Matrix4x4 *m, float x, float y, float z) {
	m->loadScale(x, y, z);
	}
	static void SC_MatrixLoadTranslate(Matrix4x4 *m, float x, float y, float z) {
	m->loadTranslate(x, y, z);
	}
	static void SC_MatrixRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
	m->rotate(rot, x, y, z);
	}
	static void SC_MatrixScale(Matrix4x4 *m, float x, float y, float z) {
	m->scale(x, y, z);
	}
	static void SC_MatrixTranslate(Matrix4x4 *m, float x, float y, float z) {
	m->translate(x, y, z);
	}

	static void SC_MatrixLoadMultiply_4x4_4x4_4x4(Matrix4x4 m, const Matrix4x4 lhs, const Matrix4x4 *rhs) {
	m->loadMultiply(lhs, rhs);
	}
	static void SC_MatrixLoadMultiply_3x3_3x3_3x3(Matrix3x3 m, const Matrix3x3 lhs, const Matrix3x3 *rhs) {
	m->loadMultiply(lhs, rhs);
	}
	static void SC_MatrixLoadMultiply_2x2_2x2_2x2(Matrix2x2 m, const Matrix2x2 lhs, const Matrix2x2 *rhs) {
	m->loadMultiply(lhs, rhs);
	}

	static void SC_MatrixMultiply_4x4_4x4(Matrix4x4 m, const Matrix4x4 rhs) {
	m->multiply(rhs);
	}
	static void SC_MatrixMultiply_3x3_3x3(Matrix3x3 m, const Matrix3x3 rhs) {
	m->multiply(rhs);
	}
	static void SC_MatrixMultiply_2x2_2x2(Matrix2x2 m, const Matrix2x2 rhs) {
	m->multiply(rhs);
	}

	static void SC_MatrixLoadOrtho(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
	m->loadOrtho(l, r, b, t, n, f);
	}
	static void SC_MatrixLoadFrustum(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
	m->loadFrustum(l, r, b, t, n, f);
	}
	static void SC_MatrixLoadPerspective(Matrix4x4 *m, float fovy, float aspect, float near, float far) {
	m->loadPerspective(fovy, aspect, near, far);
	}

	static bool SC_MatrixInverse_4x4(Matrix4x4 *m) {
	return m->inverse();
	}
	static bool SC_MatrixInverseTranspose_4x4(Matrix4x4 *m) {
	return m->inverseTranspose();
	}
	static void SC_MatrixTranspose_4x4(Matrix4x4 *m) {
	m->transpose();
	}
	static void SC_MatrixTranspose_3x3(Matrix3x3 *m) {
	m->transpose();
	}
	static void SC_MatrixTranspose_2x2(Matrix2x2 *m) {
	m->transpose();
	}

	static float SC_randf(float max) {
	float r = (float)rand();
	r *= max;
	r /= RAND_MAX;
	return r;
	}

	static float SC_randf2(float min, float max) {
	float r = (float)rand();
	r /= RAND_MAX;
	r = r * (max - min) + min;
	return r;
	}

	static int SC_randi(int max) {
	return (int)SC_randf(max);
	}

	static int SC_randi2(int min, int max) {
	return (int)SC_randf2(min, max);
	}

	static float SC_frac(float v) {
	int i = (int)floor(v);
	return fmin(v - i, 0x1.fffffep-1f);
	}


	//////////////////////////////////////////////////////////////////////////////
	// Class implementation
	//////////////////////////////////////////////////////////////////////////////

	// llvm name mangling ref
	// <builtin-type> ::= v # void
	// ::= b # bool
	// ::= c # char
	// ::= a # signed char
	// ::= h # unsigned char
	// ::= s # short
	// ::= t # unsigned short
	// ::= i # int
	// ::= j # unsigned int
	// ::= l # long
	// ::= m # unsigned long
	// ::= x # long long, __int64
	// ::= y # unsigned long long, __int64
	// ::= f # float
	// ::= d # double

	static RsdSymbolTable gSyms[] = {
	{ "_Z4acosf", (void *)&acosf, true },
	{ "_Z5acoshf", (void *)&acoshf, true },
	{ "_Z4asinf", (void *)&asinf, true },
	{ "_Z5asinhf", (void *)&asinhf, true },
	{ "_Z4atanf", (void *)&atanf, true },
	{ "_Z5atan2ff", (void *)&atan2f, true },
	{ "_Z5atanhf", (void *)&atanhf, true },
	{ "_Z4cbrtf", (void *)&cbrtf, true },
	{ "_Z4ceilf", (void *)&ceilf, true },
	{ "_Z8copysignff", (void *)&copysignf, true },
	{ "_Z3cosf", (void *)&cosf, true },
	{ "_Z4coshf", (void *)&coshf, true },
	{ "_Z4erfcf", (void *)&erfcf, true },
	{ "_Z3erff", (void *)&erff, true },
	{ "_Z3expf", (void *)&expf, true },
	{ "_Z4exp2f", (void *)&exp2f, true },
	{ "_Z5exp10f", (void *)&SC_exp10, true },
	{ "_Z5expm1f", (void *)&expm1f, true },
	{ "_Z4fabsf", (void *)&fabsf, true },
	{ "_Z4fdimff", (void *)&fdimf, true },
	{ "_Z5floorf", (void *)&floorf, true },
	{ "_Z3fmafff", (void *)&fmaf, true },
	{ "_Z4fmaxff", (void *)&fmaxf, true },
	{ "_Z4fminff", (void *)&fminf, true }, // float fmin(float, float)
	{ "_Z4fmodff", (void *)&fmodf, true },
	{ "_Z5fractfPf", (void *)&SC_fract, true },
	{ "_Z5frexpfPi", (void *)&frexpf, true },
	{ "_Z5hypotff", (void *)&hypotf, true },
	{ "_Z5ilogbf", (void *)&ilogbf, true },
	{ "_Z5ldexpfi", (void *)&ldexpf, true },
	{ "_Z6lgammaf", (void *)&lgammaf, true },
	{ "_Z6lgammafPi", (void *)&lgammaf_r, true },
	{ "_Z3logf", (void *)&logf, true },
	{ "_Z4log2f", (void *)&SC_log2, true },
	{ "_Z5log10f", (void *)&log10f, true },
	{ "_Z5log1pf", (void *)&log1pf, true },
	{ "_Z4logbf", (void *)&logbf, true },
	{ "_Z3madfff", (void *)&SC_mad, true },
	{ "_Z4modffPf", (void *)&modff, true },
	//{ "_Z3nanj", (void *)&SC_nan, true },
	{ "_Z9nextafterff", (void *)&nextafterf, true },
	{ "_Z3powff", (void *)&powf, true },
	{ "_Z9remainderff", (void *)&remainderf, true },
	{ "_Z6remquoffPi", (void *)&remquof, true },
	{ "_Z4rintf", (void *)&rintf, true },
	{ "_Z5rootnfi", (void *)&SC_rootn, true },
	{ "_Z5roundf", (void *)&roundf, true },
	{ "_Z5rsqrtf", (void *)&SC_rsqrt, true },
	{ "_Z3sinf", (void *)&sinf, true },
	{ "_Z6sincosfPf", (void *)&SC_sincos, true },
	{ "_Z4sinhf", (void *)&sinhf, true },
	{ "_Z4sqrtf", (void *)&sqrtf, true },
	{ "_Z3tanf", (void *)&tanf, true },
	{ "_Z4tanhf", (void *)&tanhf, true },
	{ "_Z6tgammaf", (void *)&tgammaf, true },
	{ "_Z5truncf", (void *)&truncf, true },

	{ "_Z3absi", (void *)&SC_abs_i32, true },
	{ "_Z3abss", (void *)&SC_abs_i16, true },
	{ "_Z3absc", (void *)&SC_abs_i8, true },
	{ "_Z3clzj", (void *)&SC_clz_u32, true },
	{ "_Z3clzt", (void *)&SC_clz_u16, true },
	{ "_Z3clzh", (void *)&SC_clz_u8, true },
	{ "_Z3clzi", (void *)&SC_clz_i32, true },
	{ "_Z3clzs", (void *)&SC_clz_i16, true },
	{ "_Z3clzc", (void *)&SC_clz_i8, true },
	{ "_Z3maxjj", (void *)&SC_max_u32, true },
	{ "_Z3maxtt", (void *)&SC_max_u16, true },
	{ "_Z3maxhh", (void *)&SC_max_u8, true },
	{ "_Z3maxii", (void *)&SC_max_i32, true },
	{ "_Z3maxss", (void *)&SC_max_i16, true },
	{ "_Z3maxcc", (void *)&SC_max_i8, true },
	{ "_Z3minjj", (void *)&SC_min_u32, true },
	{ "_Z3mintt", (void *)&SC_min_u16, true },
	{ "_Z3minhh", (void *)&SC_min_u8, true },
	{ "_Z3minii", (void *)&SC_min_i32, true },
	{ "_Z3minss", (void *)&SC_min_i16, true },
	{ "_Z3mincc", (void *)&SC_min_i8, true },

	{ "_Z5clampfff", (void *)&SC_clamp_f32, true },
	{ "_Z7degreesf", (void *)&SC_degrees, true },
	{ "_Z3maxff", (void *)&SC_max_f32, true },
	{ "_Z3minff", (void *)&SC_min_f32, true },
	{ "_Z3mixfff", (void *)&SC_mix_f32, true },
	{ "_Z7radiansf", (void *)&SC_radians, true },
	{ "_Z4stepff", (void *)&SC_step_f32, true },
	//{ "smoothstep", (void *)&, true },
	{ "_Z4signf", (void *)&SC_sign_f32, true },

	// matrix
	{ "_Z20rsMatrixLoadIdentityP12rs_matrix4x4", (void *)&SC_MatrixLoadIdentity_4x4, true },
	{ "_Z20rsMatrixLoadIdentityP12rs_matrix3x3", (void *)&SC_MatrixLoadIdentity_3x3, true },
	{ "_Z20rsMatrixLoadIdentityP12rs_matrix2x2", (void *)&SC_MatrixLoadIdentity_2x2, true },

	{ "_Z12rsMatrixLoadP12rs_matrix4x4PKf", (void *)&SC_MatrixLoad_4x4_f, true },
	{ "_Z12rsMatrixLoadP12rs_matrix3x3PKf", (void *)&SC_MatrixLoad_3x3_f, true },
	{ "_Z12rsMatrixLoadP12rs_matrix2x2PKf", (void *)&SC_MatrixLoad_2x2_f, true },

	{ "_Z12rsMatrixLoadP12rs_matrix4x4PKS_", (void *)&SC_MatrixLoad_4x4_4x4, true },
	{ "_Z12rsMatrixLoadP12rs_matrix4x4PK12rs_matrix3x3", (void *)&SC_MatrixLoad_4x4_3x3, true },
	{ "_Z12rsMatrixLoadP12rs_matrix4x4PK12rs_matrix2x2", (void *)&SC_MatrixLoad_4x4_2x2, true },
	{ "_Z12rsMatrixLoadP12rs_matrix3x3PKS_", (void *)&SC_MatrixLoad_3x3_3x3, true },
	{ "_Z12rsMatrixLoadP12rs_matrix2x2PKS_", (void *)&SC_MatrixLoad_2x2_2x2, true },

	{ "_Z18rsMatrixLoadRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadRotate, true },
	{ "_Z17rsMatrixLoadScaleP12rs_matrix4x4fff", (void *)&SC_MatrixLoadScale, true },
	{ "_Z21rsMatrixLoadTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixLoadTranslate, true },
	{ "_Z14rsMatrixRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixRotate, true },
	{ "_Z13rsMatrixScaleP12rs_matrix4x4fff", (void *)&SC_MatrixScale, true },
	{ "_Z17rsMatrixTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixTranslate, true },

	{ "_Z20rsMatrixLoadMultiplyP12rs_matrix4x4PKS_S2_", (void *)&SC_MatrixLoadMultiply_4x4_4x4_4x4, true },
	{ "_Z16rsMatrixMultiplyP12rs_matrix4x4PKS_", (void *)&SC_MatrixMultiply_4x4_4x4, true },
	{ "_Z20rsMatrixLoadMultiplyP12rs_matrix3x3PKS_S2_", (void *)&SC_MatrixLoadMultiply_3x3_3x3_3x3, true },
	{ "_Z16rsMatrixMultiplyP12rs_matrix3x3PKS_", (void *)&SC_MatrixMultiply_3x3_3x3, true },
	{ "_Z20rsMatrixLoadMultiplyP12rs_matrix2x2PKS_S2_", (void *)&SC_MatrixLoadMultiply_2x2_2x2_2x2, true },
	{ "_Z16rsMatrixMultiplyP12rs_matrix2x2PKS_", (void *)&SC_MatrixMultiply_2x2_2x2, true },

	{ "_Z17rsMatrixLoadOrthoP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadOrtho, true },
	{ "_Z19rsMatrixLoadFrustumP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadFrustum, true },
	{ "_Z23rsMatrixLoadPerspectiveP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadPerspective, true },

	{ "_Z15rsMatrixInverseP12rs_matrix4x4", (void *)&SC_MatrixInverse_4x4, true },
	{ "_Z24rsMatrixInverseTransposeP12rs_matrix4x4", (void *)&SC_MatrixInverseTranspose_4x4, true },
	{ "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_4x4, true },
	{ "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_3x3, true },
	{ "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_2x2, true },

	// RS Math
	{ "_Z6rsRandi", (void *)&SC_randi, true },
	{ "_Z6rsRandii", (void *)&SC_randi2, true },
	{ "_Z6rsRandf", (void *)&SC_randf, true },
	{ "_Z6rsRandff", (void *)&SC_randf2, true },
	{ "_Z6rsFracf", (void *)&SC_frac, true },

	{ NULL, NULL, false }
	};

	const RsdSymbolTable * rsdLookupSymbolMath(const char *sym) {
	const RsdSymbolTable *syms = gSyms;

	while (syms->mPtr) {
	if (!strcmp(syms->mName, sym)) {
	return syms;
	}
	syms++;
	}
	return NULL;
	}