Method Mat_QuickInverse

extensions/olcPGEX_Graphics3D.h:407–418

	}

	olc::GFX3D::mat4x4 olc::GFX3D::Math::Mat_QuickInverse(olc::GFX3D::mat4x4 &m) // Only for Rotation/Translation Matrices
	{
		olc::GFX3D::mat4x4 matrix;
		matrix.m[0][0] = m.m[0][0]; matrix.m[0][1] = m.m[1][0]; matrix.m[0][2] = m.m[2][0]; matrix.m[0][3] = 0.0f;
		matrix.m[1][0] = m.m[0][1]; matrix.m[1][1] = m.m[1][1]; matrix.m[1][2] = m.m[2][1]; matrix.m[1][3] = 0.0f;
		matrix.m[2][0] = m.m[0][2]; matrix.m[2][1] = m.m[1][2]; matrix.m[2][2] = m.m[2][2]; matrix.m[2][3] = 0.0f;
		matrix.m[3][0] = -(m.m[3][0] * matrix.m[0][0] + m.m[3][1] * matrix.m[1][0] + m.m[3][2] * matrix.m[2][0]);
		matrix.m[3][1] = -(m.m[3][0] * matrix.m[0][1] + m.m[3][1] * matrix.m[1][1] + m.m[3][2] * matrix.m[2][1]);
		matrix.m[3][2] = -(m.m[3][0] * matrix.m[0][2] + m.m[3][1] * matrix.m[1][2] + m.m[3][2] * matrix.m[2][2]);
		matrix.m[3][3] = 1.0f;
		return matrix;
	}

	olc::GFX3D::mat4x4 olc::GFX3D::Math::Mat_Inverse(olc::GFX3D::mat4x4 &m)
	{