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/**
* @file xform_test.cpp
* @author Adroit
* @date March 2007
* @brief Test cases for LLXform
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "linden_common.h"
#include "../test/lltut.h"
#include "../xform.h"
namespace tut
{
struct xform_test
{
};
typedef test_group<xform_test> xform_test_t;
typedef xform_test_t::object xform_test_object_t;
tut::xform_test_t tut_xform_test("LLXForm");
//test case for init(), getParent(), getRotation(), getPositionW(), getWorldRotation() fns.
template<> template<>
void xform_test_object_t::test<1>()
{
LLXform xform_obj;
LLVector3 emptyVec(0.f,0.f,0.f);
LLVector3 initialScaleVec(1.f,1.f,1.f);
ensure("LLXform empty constructor failed: ", !xform_obj.getParent() && !xform_obj.isChanged() &&
xform_obj.getPosition() == emptyVec &&
(xform_obj.getRotation()).isIdentity() &&
xform_obj.getScale() == initialScaleVec &&
xform_obj.getPositionW() == emptyVec &&
(xform_obj.getWorldRotation()).isIdentity() &&
!xform_obj.getScaleChildOffset());
}
// test cases for
// setScale(const LLVector3& scale)
// setScale(const F32 x, const F32 y, const F32 z)
// setRotation(const F32 x, const F32 y, const F32 z)
// setPosition(const F32 x, const F32 y, const F32 z)
// getLocalMat4(LLMatrix4 &mat)
template<> template<>
void xform_test_object_t::test<2>()
{
LLMatrix4 llmat4;
LLXform xform_obj;
F32 x = 3.6f;
F32 y = 5.5f;
F32 z = 4.2f;
F32 w = 0.f;
F32 posz = z + 2.122f;
LLVector3 vec(x, y, z);
xform_obj.setScale(x, y, z);
xform_obj.setPosition(x, y, posz);
ensure("setScale failed: ", xform_obj.getScale() == vec);
vec.setVec(x, y, posz);
ensure("getPosition failed: ", xform_obj.getPosition() == vec);
x = x * 2.f;
y = y + 2.3f;
z = posz * 4.f;
vec.setVec(x, y, z);
xform_obj.setPositionX(x);
xform_obj.setPositionY(y);
xform_obj.setPositionZ(z);
ensure("setPositionX/Y/Z failed: ", xform_obj.getPosition() == vec);
xform_obj.setScaleChildOffset(TRUE);
ensure("setScaleChildOffset failed: ", xform_obj.getScaleChildOffset());
vec.setVec(x, y, z);
xform_obj.addPosition(vec);
vec += vec;
ensure("addPosition failed: ", xform_obj.getPosition() == vec);
xform_obj.setScale(vec);
ensure("setScale vector failed: ", xform_obj.getScale() == vec);
LLQuaternion quat(x, y, z, w);
xform_obj.setRotation(quat);
ensure("setRotation quat failed: ", xform_obj.getRotation() == quat);
xform_obj.setRotation(x, y, z, w);
ensure("getRotation 2 failed: ", xform_obj.getRotation() == quat);
xform_obj.setRotation(x, y, z);
quat.setQuat(x,y,z);
ensure("setRotation xyz failed: ", xform_obj.getRotation() == quat);
// LLXform::setRotation(const F32 x, const F32 y, const F32 z)
// Does normalization
// LLXform::setRotation(const F32 x, const F32 y, const F32 z, const F32 s)
// Simply copies the individual values - does not do any normalization.
// Is that the expected behavior?
}
// test cases for inline BOOL setParent(LLXform *parent) and getParent() fn.
template<> template<>
void xform_test_object_t::test<3>()
{
LLXform xform_obj;
LLXform par;
LLXform grandpar;
xform_obj.setParent(&par);
par.setParent(&grandpar);
ensure("setParent/getParent failed: ", &par == xform_obj.getParent());
ensure("getRoot failed: ", &grandpar == xform_obj.getRoot());
ensure("isRoot failed: ", grandpar.isRoot() && !par.isRoot() && !xform_obj.isRoot());
ensure("isRootEdit failed: ", grandpar.isRootEdit() && !par.isRootEdit() && !xform_obj.isRootEdit());
}
template<> template<>
void xform_test_object_t::test<4>()
{
LLXform xform_obj;
xform_obj.setChanged(LLXform::TRANSLATED | LLXform::ROTATED | LLXform::SCALED);
ensure("setChanged/isChanged failed: ", xform_obj.isChanged());
xform_obj.clearChanged(LLXform::TRANSLATED | LLXform::ROTATED | LLXform::SCALED);
ensure("clearChanged failed: ", !xform_obj.isChanged());
LLVector3 llvect3(12.4f, -5.6f, 0.34f);
xform_obj.setScale(llvect3);
ensure("setScale did not set SCALED flag: ", xform_obj.isChanged(LLXform::SCALED));
xform_obj.setPosition(1.2f, 2.3f, 3.4f);
ensure("setScale did not set TRANSLATED flag: ", xform_obj.isChanged(LLXform::TRANSLATED));
ensure("TRANSLATED reset SCALED flag: ", xform_obj.isChanged(LLXform::TRANSLATED | LLXform::SCALED));
xform_obj.clearChanged(LLXform::SCALED);
ensure("reset SCALED failed: ", !xform_obj.isChanged(LLXform::SCALED));
xform_obj.setRotation(1, 2, 3, 4);
ensure("ROTATION flag not set ", xform_obj.isChanged(LLXform::TRANSLATED | LLXform::ROTATED));
xform_obj.setScale(llvect3);
ensure("ROTATION flag not set ", xform_obj.isChanged(LLXform::MOVED));
}
//to test init() and getWorldMatrix() fns.
template<> template<>
void xform_test_object_t::test<5>()
{
LLXformMatrix formMatrix_obj;
formMatrix_obj.init();
LLMatrix4 mat4_obj;
ensure("1. The value is not NULL", 1.f == formMatrix_obj.getWorldMatrix().mMatrix[0][0]);
ensure("2. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[0][1]);
ensure("3. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[0][2]);
ensure("4. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[0][3]);
ensure("5. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[1][0]);
ensure("6. The value is not NULL", 1.f == formMatrix_obj.getWorldMatrix().mMatrix[1][1]);
ensure("7. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[1][2]);
ensure("8. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[1][3]);
ensure("9. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[2][0]);
ensure("10. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[2][1]);
ensure("11. The value is not NULL", 1.f == formMatrix_obj.getWorldMatrix().mMatrix[2][2]);
ensure("12. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[2][3]);
ensure("13. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[3][0]);
ensure("14. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[3][1]);
ensure("15. The value is not NULL", 0.f == formMatrix_obj.getWorldMatrix().mMatrix[3][2]);
ensure("16. The value is not NULL", 1.f == formMatrix_obj.getWorldMatrix().mMatrix[3][3]);
}
//to test mMin.clearVec() and mMax.clearVec() fns
template<> template<>
void xform_test_object_t::test<6>()
{
LLXformMatrix formMatrix_obj;
formMatrix_obj.init();
LLVector3 llmin_vec3;
LLVector3 llmax_vec3;
formMatrix_obj.getMinMax(llmin_vec3, llmax_vec3);
ensure("1. The value is not NULL", 0.f == llmin_vec3.mV[0]);
ensure("2. The value is not NULL", 0.f == llmin_vec3.mV[1]);
ensure("3. The value is not NULL", 0.f == llmin_vec3.mV[2]);
ensure("4. The value is not NULL", 0.f == llmin_vec3.mV[0]);
ensure("5. The value is not NULL", 0.f == llmin_vec3.mV[1]);
ensure("6. The value is not NULL", 0.f == llmin_vec3.mV[2]);
}
//test case of update() fn.
template<> template<>
void xform_test_object_t::test<7>()
{
LLXformMatrix formMatrix_obj;
LLXformMatrix parent;
LLVector3 llvecpos(1.0, 2.0, 3.0);
LLVector3 llvecpospar(10.0, 20.0, 30.0);
formMatrix_obj.setPosition(llvecpos);
parent.setPosition(llvecpospar);
LLVector3 llvecparentscale(1.0, 2.0, 0);
parent.setScaleChildOffset(TRUE);
parent.setScale(llvecparentscale);
LLQuaternion quat(1, 2, 3, 4);
LLQuaternion quatparent(5, 6, 7, 8);
formMatrix_obj.setRotation(quat);
parent.setRotation(quatparent);
formMatrix_obj.setParent(&parent);
parent.update();
formMatrix_obj.update();
LLVector3 worldPos = llvecpos;
worldPos.scaleVec(llvecparentscale);
worldPos *= quatparent;
worldPos += llvecpospar;
LLQuaternion worldRot = quat * quatparent;
ensure("getWorldPosition failed: ", formMatrix_obj.getWorldPosition() == worldPos);
ensure("getWorldRotation failed: ", formMatrix_obj.getWorldRotation() == worldRot);
ensure("getWorldPosition for parent failed: ", parent.getWorldPosition() == llvecpospar);
ensure("getWorldRotation for parent failed: ", parent.getWorldRotation() == quatparent);
}
}
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