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/*
* Author: Sven Gothel <sgothel@jausoft.com>
* Copyright (c) 2024 Gothel Software e.K.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <thread>
#include <cassert>
#include <cinttypes>
#include <cstring>
#include <jau/test/catch2_ext.hpp>
#include <jau/math/util/pmvmat4f.hpp>
using namespace jau;
using namespace jau::math;
using namespace jau::math::util;
static const float NaN = std::numeric_limits<float>::quiet_NaN();
TEST_CASE( "Test 01 Unproject NaN", "[unproject][mat4f][linear_algebra][math]" ) {
const Mat4f mMv({1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1});
const Mat4f mP({1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1});
const Recti viewport(0,0,800,600);
const float pick[] = { 400, 300, 0 };
Vec3f objPos(NaN, NaN, NaN);
Mat4f tmp;
// gluUnProject
bool res = Mat4f::mapWinToObj(pick[0], pick[1], pick[2],
mMv, mP, viewport,
objPos, tmp);
REQUIRE( false == std::isnan(objPos.x) );
REQUIRE( false == std::isnan(objPos.y) );
REQUIRE( false == std::isnan(objPos.z) );
REQUIRE( true == res );
}
TEST_CASE( "Test 10 Unproject Pick 1", "[unproject][mat4f][linear_algebra][math]" ) {
const Mat4f mMv({ 1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 });
const Mat4f mP({ 2.3464675f, 0, 0, 0,
0, 2.4142134f, 0, 0,
0, 0, -1.0002f, -1,
0, 0, -20.002f, 0 });
const Recti viewport(0, 0, 1000, 1000);
const float pick[] = { 250, 250, 0.5f };
const Vec3f expected(-4.2612f, -4.1417f, -19.9980f );
Vec3f result;
Mat4f tmp;
// gluUnProject
bool res = Mat4f::mapWinToObj(pick[0], pick[1], pick[2],
mMv, mP, viewport,
result, tmp);
REQUIRE( true == res );
COMPARE_NARRAYS_EPS(expected.cbegin(), result.cbegin(), 3, 0.0001f);
}
TEST_CASE( "Test 11 Unproject Pick 2", "[unproject][mat4f][linear_algebra][math]" ) {
const Mat4f mMv({ 1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, -200, 1 });
const Mat4f mP({ 2.3464675f, 0, 0, 0,
0, 2.4142134f, 0, 0,
0, 0, -1.0002f, -1,
0, 0, -20.002f, 0 });
const Recti viewport(0, 0, 1000, 1000);
const float pick[] = { 250, 250, 0.5f };
const Vec3f expected(-4.2612f, -4.1417f, 180.002f );
Vec3f result;
Mat4f tmp;
// gluUnProject
bool res = Mat4f::mapWinToObj(pick[0], pick[1], pick[2],
mMv, mP, viewport,
result, tmp);
REQUIRE( true == res );
COMPARE_NARRAYS_EPS(expected.cbegin(), result.cbegin(), 3, 0.0001f);
}
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