Ogre::MeshPtr STLLoader::toMesh(const std::string& name)
{
Ogre::ManualObject* object = new Ogre::ManualObject( "the one and only" );
object->begin( "BaseWhiteNoLighting", Ogre::RenderOperation::OT_TRIANGLE_LIST );
unsigned int vertexCount = 0;
V_Triangle::const_iterator it = triangles_.begin();
V_Triangle::const_iterator end = triangles_.end();
for (; it != end; ++it )
{
if( vertexCount >= 2004 )
{
// Subdivide large meshes into submeshes with at most 2004
// vertices to prevent problems on some graphics cards.
object->end();
object->begin( "BaseWhiteNoLighting", Ogre::RenderOperation::OT_TRIANGLE_LIST );
vertexCount = 0;
}
const STLLoader::Triangle& tri = *it;
float u, v;
u = v = 0.0f;
object->position( tri.vertices_[0] );
object->normal( tri.normal_);
calculateUV( tri.vertices_[0], u, v );
object->textureCoord( u, v );
object->position( tri.vertices_[1] );
object->normal( tri.normal_);
calculateUV( tri.vertices_[1], u, v );
object->textureCoord( u, v );
object->position( tri.vertices_[2] );
object->normal( tri.normal_);
calculateUV( tri.vertices_[2], u, v );
object->textureCoord( u, v );
object->triangle( vertexCount + 0, vertexCount + 1, vertexCount + 2 );
vertexCount += 3;
}
object->end();
Ogre::MeshPtr mesh = object->convertToMesh( name, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME );
mesh->buildEdgeList();
delete object;
return mesh;
}
void StateButton::Init(Eegeo::UI::IUIQuadFactory& quadFactory, UI::IUIRenderableFilter& uiRenderableFilter, const std::string& assetPath, const UIProgressBarConfig& progressBarConfig, const Eegeo::v2& size, const Eegeo::dv3& ecefPosition, const Eegeo::v3& scale, const Eegeo::v4& color, int activeSpriteId, int deactiveSpriteId, int spriteSheetSize)
{
Eegeo::v2 minUV;
Eegeo::v2 maxUV;
calculateUV(activeSpriteId, spriteSheetSize, minUV, maxUV);
m_pActiveState = Eegeo_NEW(UISprite)(uiRenderableFilter
, quadFactory.CreateUIQuad(assetPath, size, minUV, maxUV)
, size
, ecefPosition
, scale
, color
);
calculateUV(deactiveSpriteId, spriteSheetSize, minUV, maxUV);
m_pDeactiveState = Eegeo_NEW(UISprite)(uiRenderableFilter
, quadFactory.CreateUIQuad(assetPath, size, minUV, maxUV)
, size
, ecefPosition
, scale
, color
);
m_pGazeProgress = Eegeo_NEW(Eegeo::UI::UIAnimatedSprite)(uiRenderableFilter,
quadFactory,
progressBarConfig.textureFilename,
progressBarConfig.frameRate,
progressBarConfig.spriteGridSize,
progressBarConfig.spriteId,
size,
ecefPosition,
progressBarConfig.scale,
progressBarConfig.color,
progressBarConfig.renderLayer);
m_pActiveState->SetItemShouldRender(true);
m_pDeactiveState->SetItemShouldRender(false);
}
PolygonInfo AutoPolygon::generateTriangles(const Rect& rect, const float& epsilon, const float& threshold)
{
Rect realRect = getRealRect(rect);
auto p = trace(realRect, threshold);
p = reduce(p, realRect, epsilon);
p = expand(p, realRect, epsilon);
auto tri = triangulate(p);
calculateUV(realRect, tri.verts, tri.vertCount);
PolygonInfo ret;
ret.triangles = tri;
ret.filename = _filename;
ret.rect = realRect;
return ret;
}
