core_func_common.cpp - OpenGL Mathematics Copyright (c) 200…

/deps/glm-0.9.4.0/test/core/core_func_common.cpp

https://bitbucket.org/sturmh/dirtygraphics · C++ · 425 lines · 356 code · 57 blank · 12 comment · 104 complexity · 3b7fb4778b54ee2380bf2f24bd4d6726 MD5 · raw file

///////////////////////////////////////////////////////////////////////////////////////////////////

// OpenGL Mathematics Copyright (c) 2005 - 2012 G-Truc Creation (www.g-truc.net)

///////////////////////////////////////////////////////////////////////////////////////////////////

// Created : 2011-01-15

// Updated : 2011-09-13

// Licence : This source is under MIT licence

// File    : test/core/func_common.cpp

///////////////////////////////////////////////////////////////////////////////////////////////////



//#include <boost/array.hpp>

//#include <boost/date_time/posix_time/posix_time.hpp>

//#include <boost/thread/thread.hpp>

#include <glm/glm.hpp>

#include <glm/gtc/epsilon.hpp>

#include <cstdio>



int test_modf()

{

	int Error(0);



	{

		float X(1.5f);

		float I(0.0f);

		float A = glm::modf(X, I);



		Error += I == 1.0f ? 0 : 1;

		Error += A == 0.5f ? 0 : 1;

	}



	{

		glm::vec4 X(1.1f, 1.2f, 1.5f, 1.7f);

		glm::vec4 I(0.0f);

		glm::vec4 A = glm::modf(X, I);



		Error += I == glm::vec4(1.0f) ? 0 : 1;

		Error += glm::all(glm::epsilonEqual(A, glm::vec4(0.1f, 0.2f, 0.5f, 0.7f), 0.00001f)) ? 0 : 1;

	}



	{

		glm::dvec4 X(1.1, 1.2, 1.5, 1.7);

		glm::dvec4 I(0.0);

		glm::dvec4 A = glm::modf(X, I);



		Error += I == glm::dvec4(1.0) ? 0 : 1;

		Error += glm::all(glm::epsilonEqual(A, glm::dvec4(0.1, 0.2, 0.5, 0.7), 0.000000001)) ? 0 : 1;

	}



	{

		double X(1.5);

		double I(0.0);

		double A = glm::modf(X, I);



		Error += I == 1.0 ? 0 : 1;

		Error += A == 0.5 ? 0 : 1;

	}



	return Error;

}



int test_floatBitsToInt()

{

	int Error = 0;

	

	{

		float A = 1.0f;

		int B = glm::floatBitsToInt(A);

		float C = glm::intBitsToFloat(B);

		int D = *(int*)&A;

		Error += B == D ? 0 : 1;

		Error += A == C ? 0 : 1;

	}



	{

		glm::vec2 A(1.0f, 2.0f);

		glm::ivec2 B = glm::floatBitsToInt(A);

		glm::vec2 C = glm::intBitsToFloat(B);

		Error += B.x == *(int*)&(A.x) ? 0 : 1;

		Error += B.y == *(int*)&(A.y) ? 0 : 1;

		Error += A == C? 0 : 1;

	}



	{

		glm::vec3 A(1.0f, 2.0f, 3.0f);

		glm::ivec3 B = glm::floatBitsToInt(A);

		glm::vec3 C = glm::intBitsToFloat(B);

		Error += B.x == *(int*)&(A.x) ? 0 : 1;

		Error += B.y == *(int*)&(A.y) ? 0 : 1;

		Error += B.z == *(int*)&(A.z) ? 0 : 1;

		Error += A == C? 0 : 1;

	}

	

	{

		glm::vec4 A(1.0f, 2.0f, 3.0f, 4.0f);

		glm::ivec4 B = glm::floatBitsToInt(A);

		glm::vec4 C = glm::intBitsToFloat(B);

		Error += B.x == *(int*)&(A.x) ? 0 : 1;

		Error += B.y == *(int*)&(A.y) ? 0 : 1;

		Error += B.z == *(int*)&(A.z) ? 0 : 1;

		Error += B.w == *(int*)&(A.w) ? 0 : 1;

		Error += A == C? 0 : 1;

	}

	

	return Error;

}



int test_floatBitsToUint()

{

	int Error = 0;

	

	{

		float A = 1.0f;

		glm::uint B = glm::floatBitsToUint(A);

		float C = glm::intBitsToFloat(B);

		Error += B == *(glm::uint*)&A ? 0 : 1;

		Error += A == C? 0 : 1;

	}

	

	{

		glm::vec2 A(1.0f, 2.0f);

		glm::uvec2 B = glm::floatBitsToUint(A);

		glm::vec2 C = glm::uintBitsToFloat(B);

		Error += B.x == *(glm::uint*)&(A.x) ? 0 : 1;

		Error += B.y == *(glm::uint*)&(A.y) ? 0 : 1;

		Error += A == C ? 0 : 1;

	}

	

	{

		glm::vec3 A(1.0f, 2.0f, 3.0f);

		glm::uvec3 B = glm::floatBitsToUint(A);

		glm::vec3 C = glm::uintBitsToFloat(B);

		Error += B.x == *(glm::uint*)&(A.x) ? 0 : 1;

		Error += B.y == *(glm::uint*)&(A.y) ? 0 : 1;

		Error += B.z == *(glm::uint*)&(A.z) ? 0 : 1;

		Error += A == C? 0 : 1;

	}

	

	{

		glm::vec4 A(1.0f, 2.0f, 3.0f, 4.0f);

		glm::uvec4 B = glm::floatBitsToUint(A);

		glm::vec4 C = glm::uintBitsToFloat(B);

		Error += B.x == *(glm::uint*)&(A.x) ? 0 : 1;

		Error += B.y == *(glm::uint*)&(A.y) ? 0 : 1;

		Error += B.z == *(glm::uint*)&(A.z) ? 0 : 1;

		Error += B.w == *(glm::uint*)&(A.w) ? 0 : 1;

		Error += A == C? 0 : 1;

	}

	

	return Error;

}



int test_mix()

{

	int Error = 0;



	{

		float A = glm::mix(0.f, 1.f, true);

		Error += A == 1.f ? 0 : 1;

		float B = glm::mix(0.f, 1.f, false);

		Error += B == 0.f ? 0 : 1;

	}



	{

		float A = glm::mix(0.f, 1.f, 1.f);

		Error += A == 1.f ? 0 : 1;

		float B = glm::mix(0.f, 1.f, 0.f);

		Error += B == 0.f ? 0 : 1;

	}



	return Error;

}



int test_round()

{

	int Error = 0;

	

	{

		float A = glm::round(0.0f);

		Error += A == 0.0f ? 0 : 1;

		float B = glm::round(0.5f);

		Error += B == 1.0f ? 0 : 1;

		float C = glm::round(1.0f);

		Error += C == 1.0f ? 0 : 1;

		float D = glm::round(0.1f);

		Error += D == 0.0f ? 0 : 1;

		float E = glm::round(0.9f);

		Error += E == 1.0f ? 0 : 1;

		float F = glm::round(1.5f);

		Error += F == 2.0f ? 0 : 1;

		float G = glm::round(1.9f);

		Error += G == 2.0f ? 0 : 1;

	}

	

	{

		float A = glm::round(-0.0f);

		Error += A ==  0.0f ? 0 : 1;

		float B = glm::round(-0.5f);

		Error += B == -1.0f ? 0 : 1;

		float C = glm::round(-1.0f);

		Error += C == -1.0f ? 0 : 1;

		float D = glm::round(-0.1f);

		Error += D ==  0.0f ? 0 : 1;

		float E = glm::round(-0.9f);

		Error += E == -1.0f ? 0 : 1;

		float F = glm::round(-1.5f);

		Error += F == -2.0f ? 0 : 1;

		float G = glm::round(-1.9f);

		Error += G == -2.0f ? 0 : 1;

	}

	

	return Error;

}



int test_roundEven()

{

	int Error = 0;



	{

		float A = glm::roundEven(-1.5f);

		Error += glm::epsilonEqual(A, -2.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}

	{

		float A = glm::roundEven(1.5f);

		Error += glm::epsilonEqual(A, 2.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}



	{

		float A = glm::roundEven(-3.5f);

		Error += glm::epsilonEqual(A, -4.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}

	{

		float A = glm::roundEven(3.5f);

		Error += glm::epsilonEqual(A, 4.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}



	{

		float A = glm::roundEven(-2.5f);

		Error += glm::epsilonEqual(A, -2.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}

	{

		float A = glm::roundEven(2.5f);

		Error += glm::epsilonEqual(A, 2.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}



	{

		float A = glm::roundEven(-2.4f);

		Error += glm::epsilonEqual(A, -2.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}

	{

		float A = glm::roundEven(2.4f);

		Error += glm::epsilonEqual(A, 2.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}



	{

		float A = glm::roundEven(-2.6f);

		Error += glm::epsilonEqual(A, -3.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}

	{

		float A = glm::roundEven(2.6f);

		Error += glm::epsilonEqual(A, 3.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}



	{

		float A = glm::roundEven(-2.0f);

		Error += glm::epsilonEqual(A, -2.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}

	{

		float A = glm::roundEven(2.0f);

		Error += glm::epsilonEqual(A, 2.0f, 0.0001f) ? 0 : 1;

		Error += 0;

	}



	{

		float A = glm::roundEven(0.0f);

		Error += A == 0.0f ? 0 : 1;

		float B = glm::roundEven(0.5f);

		Error += B == 0.0f ? 0 : 1;

		float C = glm::roundEven(1.0f);

		Error += C == 1.0f ? 0 : 1;

		float D = glm::roundEven(0.1f);

		Error += D == 0.0f ? 0 : 1;

		float E = glm::roundEven(0.9f);

		Error += E == 1.0f ? 0 : 1;

		float F = glm::roundEven(1.5f);

		Error += F == 2.0f ? 0 : 1;

		float G = glm::roundEven(1.9f);

		Error += G == 2.0f ? 0 : 1;

	}



	{

		float A = glm::roundEven(-0.0f);

		Error += A ==  0.0f ? 0 : 1;

		float B = glm::roundEven(-0.5f);

		Error += B == -0.0f ? 0 : 1;

		float C = glm::roundEven(-1.0f);

		Error += C == -1.0f ? 0 : 1;

		float D = glm::roundEven(-0.1f);

		Error += D ==  0.0f ? 0 : 1;

		float E = glm::roundEven(-0.9f);

		Error += E == -1.0f ? 0 : 1;

		float F = glm::roundEven(-1.5f);

		Error += F == -2.0f ? 0 : 1;

		float G = glm::roundEven(-1.9f);

		Error += G == -2.0f ? 0 : 1;

	}



	{

		float A = glm::roundEven(1.5f);

		Error += A == 2.0f ? 0 : 1;

		float B = glm::roundEven(2.5f);

		Error += B == 2.0f ? 0 : 1;

		float C = glm::roundEven(3.5f);

		Error += C == 4.0f ? 0 : 1;

		float D = glm::roundEven(4.5f);

		Error += D == 4.0f ? 0 : 1;

		float E = glm::roundEven(5.5f);

		Error += E == 6.0f ? 0 : 1;

		float F = glm::roundEven(6.5f);

		Error += F == 6.0f ? 0 : 1;

		float G = glm::roundEven(7.5f);

		Error += G == 8.0f ? 0 : 1;

	}

	

	{

		float A = glm::roundEven(-1.5f);

		Error += A == -2.0f ? 0 : 1;

		float B = glm::roundEven(-2.5f);

		Error += B == -2.0f ? 0 : 1;

		float C = glm::roundEven(-3.5f);

		Error += C == -4.0f ? 0 : 1;

		float D = glm::roundEven(-4.5f);

		Error += D == -4.0f ? 0 : 1;

		float E = glm::roundEven(-5.5f);

		Error += E == -6.0f ? 0 : 1;

		float F = glm::roundEven(-6.5f);

		Error += F == -6.0f ? 0 : 1;

		float G = glm::roundEven(-7.5f);

		Error += G == -8.0f ? 0 : 1;

	}



	return Error;

}



int test_isnan()

{

	int Error = 0;



	float Zero_f = 0.0;

	double Zero_d = 0.0;



	{

 		Error += true == glm::isnan(0.0/Zero_d) ? 0 : 1;

 		Error += true == glm::any(glm::isnan(glm::dvec2(0.0 / Zero_d))) ? 0 : 1;

 		Error += true == glm::any(glm::isnan(glm::dvec3(0.0 / Zero_d))) ? 0 : 1;

 		Error += true == glm::any(glm::isnan(glm::dvec4(0.0 / Zero_d))) ? 0 : 1;

	}



	{

 		Error += true == glm::isnan(0.0f/Zero_f) ? 0 : 1;

 		Error += true == glm::any(glm::isnan(glm::vec2(0.0f/Zero_f))) ? 0 : 1;

 		Error += true == glm::any(glm::isnan(glm::vec3(0.0f/Zero_f))) ? 0 : 1;

 		Error += true == glm::any(glm::isnan(glm::vec4(0.0f/Zero_f))) ? 0 : 1;

	}



	return Error;

}

 

int test_isinf()

{

	int Error = 0;

 

	float Zero_f = 0.0;

	double Zero_d = 0.0;



	{

 		Error += true == glm::isinf( 1.0/Zero_d) ? 0 : 1;

		Error += true == glm::isinf(-1.0/Zero_d) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::dvec2( 1.0/Zero_d))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::dvec2(-1.0/Zero_d))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::dvec3( 1.0/Zero_d))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::dvec3(-1.0/Zero_d))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::dvec4( 1.0/Zero_d))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::dvec4(-1.0/Zero_d))) ? 0 : 1;

	}

 

	{

 		Error += true == glm::isinf( 1.0f/Zero_f) ? 0 : 1;

 		Error += true == glm::isinf(-1.0f/Zero_f) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::vec2( 1.0f/Zero_f))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::vec2(-1.0f/Zero_f))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::vec3( 1.0f/Zero_f))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::vec3(-1.0f/Zero_f))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::vec4( 1.0f/Zero_f))) ? 0 : 1;

 		Error += true == glm::any(glm::isinf(glm::vec4(-1.0f/Zero_f))) ? 0 : 1;

	}

 

	return Error;

}



int main()

{

	int Error(0);



	Error += test_modf();

	Error += test_floatBitsToInt();

	Error += test_floatBitsToUint();

	Error += test_mix();

	Error += test_round();

	Error += test_roundEven();

	Error += test_isnan();

	//Error += test_isinf();



	return Error;

}
Alerts (16)

Complexity hotspot; lines 386 to 393 (total complexity: 8)
386 387 388 389 390 391 392 393
Complexity hotspot; lines 397 to 404 (total complexity: 8)
397 398 399 400 401 402 403 404