void testMakeMesh()
{
setUpFreetype(COMPLEX_CHARACTER_INDEX);
FTVectoriser vectoriser(face->glyph);
vectoriser.MakeMesh(FTGL_FRONT_FACING);
int d = 0;
const FTMesh* mesh = vectoriser.GetMesh();
unsigned int tesselations = mesh->TesselationCount();
CPPUNIT_ASSERT_EQUAL(14U, tesselations);
for(unsigned int index = 0; index < tesselations; ++index)
{
const FTTesselation* subMesh = mesh->Tesselation(index);
unsigned int polyType = subMesh->PolygonType();
CPPUNIT_ASSERT_EQUAL(testMeshPolygonTypes[index], polyType);
unsigned int numberOfVertices = subMesh->PointCount();
CPPUNIT_ASSERT_EQUAL(testMeshPointCount[index], numberOfVertices);
for(unsigned int x = 0; x < numberOfVertices; ++x)
{
CPPUNIT_ASSERT_DOUBLES_EQUAL(*(testMesh + d), subMesh->Point(x).X() / 64, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL(*(testMesh + d + 1), subMesh->Point(x).Y() / 64, 0.01);
d += 3;
}
}
tearDownFreetype();
}
void testPlusEquals() {
setUpFreetype();
FTBBox boundingBox1;
FTBBox boundingBox2( face->glyph);
boundingBox1 += boundingBox2;
CPPUNIT_ASSERT_DOUBLES_EQUAL( 2, boundingBox2.lowerX, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( -15, boundingBox2.lowerY, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, boundingBox2.lowerZ, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 35, boundingBox2.upperX, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 38, boundingBox2.upperY, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, boundingBox2.upperZ, 0.01);
float advance = 40;
boundingBox2.Move( FTPoint( advance, 0, 0));
boundingBox1 += boundingBox2;
CPPUNIT_ASSERT_DOUBLES_EQUAL( 42, boundingBox2.lowerX, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( -15, boundingBox2.lowerY, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, boundingBox2.lowerZ, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 75, boundingBox2.upperX, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 38, boundingBox2.upperY, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, boundingBox2.upperZ, 0.01);
tearDownFreetype();
}
void testBadGlyphProcess()
{
setUpFreetype(NULL_CHARACTER_INDEX);
FTVectoriser vectoriser(face->glyph);
CPPUNIT_ASSERT_EQUAL((size_t)0, vectoriser.ContourCount());
tearDownFreetype();
}
void testGetMesh()
{
setUpFreetype(SIMPLE_CHARACTER_INDEX);
FTVectoriser vectoriser(face->glyph);
CPPUNIT_ASSERT(vectoriser.GetMesh() == NULL);
vectoriser.MakeMesh(FTGL_FRONT_FACING);
CPPUNIT_ASSERT(vectoriser.GetMesh());
}
void testGetContour()
{
setUpFreetype(SIMPLE_CHARACTER_INDEX);
FTVectoriser vectoriser(face->glyph);
CPPUNIT_ASSERT(vectoriser.Contour(1));
CPPUNIT_ASSERT(vectoriser.Contour(99) == NULL);
tearDownFreetype();
}
void testComplexGlyphProcess()
{
setUpFreetype(COMPLEX_CHARACTER_INDEX);
FTVectoriser vectoriser(face->glyph);
CPPUNIT_ASSERT_EQUAL((size_t)2, vectoriser.ContourCount());
CPPUNIT_ASSERT_EQUAL((size_t)91, vectoriser.PointCount());
tearDownFreetype();
}
void testConstructor()
{
setUpFreetype();
buildGLContext();
FTPixmapGlyph* PixmapGlyph = new FTPixmapGlyph( face->glyph);
CPPUNIT_ASSERT( PixmapGlyph->Error() == 0);
CPPUNIT_ASSERT( glGetError() == GL_NO_ERROR);
tearDownFreetype();
}
void testConstructor()
{
setUpFreetype();
buildGLContext();
FTExtrdGlyph* extrudedGlyph = new FTExtrdGlyph( face->glyph, 0.0f, true);
CPPUNIT_ASSERT( extrudedGlyph->Error() == 0);
CPPUNIT_ASSERT( glGetError() == GL_NO_ERROR);
tearDownFreetype();
}
void testRender()
{
setUpFreetype();
buildGLContext();
FTPixmapGlyph* pixmapGlyph = new FTPixmapGlyph( face->glyph);
CPPUNIT_ASSERT( pixmapGlyph->Error() == 0);
pixmapGlyph->Render(FTPoint( 0, 0, 0));
CPPUNIT_ASSERT( glGetError() == GL_NO_ERROR);
tearDownFreetype();
}
void testGlyphConstructor() {
setUpFreetype();
FTBBox boundingBox( face->glyph);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 2, boundingBox.lowerX, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( -15, boundingBox.lowerY, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, boundingBox.lowerZ, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 35, boundingBox.upperX, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 38, boundingBox.upperY, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, boundingBox.upperZ, 0.01);
tearDownFreetype();
}
void testGoodConstructor()
{
setUpFreetype( CHARACTER_CODE_A);
TestGlyph testGlyph(face->glyph);
FTPoint testPoint(47.0f, 0.0f, 0.0f);
CPPUNIT_ASSERT( testPoint == testGlyph.Advance());
CPPUNIT_ASSERT_DOUBLES_EQUAL( 51.39, testGlyph.BBox().upperY, 0.01);
CPPUNIT_ASSERT( testGlyph.Error() == 0);
tearDownFreetype();
}
void testRender()
{
setUpFreetype();
buildGLContext();
FTExtrudeGlyph* extrudedGlyph = new FTExtrudeGlyph(face->glyph,
0.0f, 0.0f, 0.0f, true);
CPPUNIT_ASSERT(extrudedGlyph->Error() == 0);
extrudedGlyph->Render(FTPoint(0, 0, 0), FTGL::RENDER_FRONT |
FTGL::RENDER_BACK |
FTGL::RENDER_SIDE);
CPPUNIT_ASSERT(glGetError() == GL_NO_ERROR);
tearDownFreetype();
}
void testFreetypeVersion()
{
setUpFreetype(NULL_CHARACTER_INDEX);
FT_Int major;
FT_Int minor;
FT_Int patch;
FT_Library_Version(library, &major, &minor, &patch);
// If you hit these asserts then you have the wrong library version to run the tests.
// You can still run the tests but some will fail because the hinter changed in 2.1.4
CPPUNIT_ASSERT_EQUAL(2, major);
CPPUNIT_ASSERT_EQUAL(1, minor);
CPPUNIT_ASSERT(4 <= patch);
tearDownFreetype();
}
void testSetCharSize()
{
setUpFreetype();
FTSize size;
CPPUNIT_ASSERT( size.CharSize( &face, FONT_POINT_SIZE, RESOLUTION, RESOLUTION));
CPPUNIT_ASSERT( size.Error() == 0);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 72, size.CharSize(), 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 52, size.Ascender(), 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( -15, size.Descender(), 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 81.86, size.Height(), 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 76.32, size.Width(), 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, size.Underline(), 0.01);
tearDownFreetype();
}
void testGetOutline()
{
setUpFreetype(COMPLEX_CHARACTER_INDEX);
FTVectoriser vectoriser(face->glyph);
unsigned int d = 0;
for(size_t c = 0; c < vectoriser.ContourCount(); ++c)
{
const FTContour* contour = vectoriser.Contour(c);
for(size_t p = 0; p < contour->PointCount(); ++p)
{
CPPUNIT_ASSERT_DOUBLES_EQUAL(*(testOutline + d), contour->Point(p).X() / 64.0f, 0.01);
CPPUNIT_ASSERT_DOUBLES_EQUAL(*(testOutline + d + 1), contour->Point(p).Y() / 64.0f, 0.01);
d += 3;
}
}
tearDownFreetype();
}
