mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-11-24 08:06:13 +00:00
CHANGED: #1471 CViewPolygon is now part of the NELGUI library and is under the NLGUI namespace.
This commit is contained in:
dfighter1985
parent
6115a122c9
commit
e28e452649
3 changed files with 228 additions and 220 deletions
|
|
@ -20,20 +20,22 @@
|
||||||
|
|
||||||
#include "nel/gui/view_base.h"
|
#include "nel/gui/view_base.h"
|
||||||
#include "nel/gui/view_renderer.h"
|
#include "nel/gui/view_renderer.h"
|
||||||
//
|
|
||||||
#include "nel/misc/geom_ext.h"
|
#include "nel/misc/geom_ext.h"
|
||||||
#include "nel/misc/polygon.h"
|
#include "nel/misc/polygon.h"
|
||||||
|
|
||||||
/** Display of an arbitrary polygon in the ui.
|
namespace NLGUI
|
||||||
|
{
|
||||||
|
|
||||||
|
/** Display of an arbitrary polygon in the ui.
|
||||||
* polygon is clipped & batched
|
* polygon is clipped & batched
|
||||||
*
|
*
|
||||||
* \author Nicolas Vizerie
|
* \author Nicolas Vizerie
|
||||||
* \author Nevrax France
|
* \author Nevrax France
|
||||||
* \date 1/2006
|
* \date 1/2006
|
||||||
*/
|
*/
|
||||||
class CViewPolygon : public CViewBase
|
class CViewPolygon : public CViewBase
|
||||||
{
|
{
|
||||||
public:
|
public:
|
||||||
CViewPolygon();
|
CViewPolygon();
|
||||||
virtual uint32 getMemory() { return (uint32)(sizeof(*this)+_Id.size()); }
|
virtual uint32 getMemory() { return (uint32)(sizeof(*this)+_Id.size()); }
|
||||||
virtual void updateCoords();
|
virtual void updateCoords();
|
||||||
|
|
@ -45,13 +47,15 @@ public:
|
||||||
// from CViewBase
|
// from CViewBase
|
||||||
virtual sint32 getAlpha() const { return (sint32) _Color.A; }
|
virtual sint32 getAlpha() const { return (sint32) _Color.A; }
|
||||||
virtual void setAlpha (sint32 a);
|
virtual void setAlpha (sint32 a);
|
||||||
private:
|
private:
|
||||||
NLMISC::CPolygon _Poly;
|
NLMISC::CPolygon _Poly;
|
||||||
bool _Touched;
|
bool _Touched;
|
||||||
NLMISC::CRGBA _Color;
|
NLMISC::CRGBA _Color;
|
||||||
std::vector<NLMISC::CTriangle> _Tris;
|
std::vector<NLMISC::CTriangle> _Tris;
|
||||||
std::vector<NLMISC::CTriangle> _RealTris; // clipped tris in screen coordinates
|
std::vector<NLMISC::CTriangle> _RealTris; // clipped tris in screen coordinates
|
||||||
};
|
};
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
196
code/nel/src/gui/view_polygon.cpp
Normal file
196
code/nel/src/gui/view_polygon.cpp
Normal file
|
|
@ -0,0 +1,196 @@
|
||||||
|
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
|
||||||
|
// Copyright (C) 2010 Winch Gate Property Limited
|
||||||
|
//
|
||||||
|
// This program is free software: you can redistribute it and/or modify
|
||||||
|
// it under the terms of the GNU Affero General Public License as
|
||||||
|
// published by the Free Software Foundation, either version 3 of the
|
||||||
|
// License, or (at your option) any later version.
|
||||||
|
//
|
||||||
|
// This program 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 Affero General Public License for more details.
|
||||||
|
//
|
||||||
|
// You should have received a copy of the GNU Affero General Public License
|
||||||
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
#include "nel/gui/view_polygon.h"
|
||||||
|
#include "nel/gui/view_renderer.h"
|
||||||
|
#include "nel/gui/interface_group.h"
|
||||||
|
#include "nel/gui/widget_manager.h"
|
||||||
|
|
||||||
|
using namespace NLMISC;
|
||||||
|
|
||||||
|
namespace NLGUI
|
||||||
|
{
|
||||||
|
|
||||||
|
// *********************************************************************************
|
||||||
|
CViewPolygon::CViewPolygon() : CViewBase(TCtorParam())
|
||||||
|
{
|
||||||
|
// Construct
|
||||||
|
_Color = CRGBA::White;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
// *********************************************************************************
|
||||||
|
void CViewPolygon::setVertices(const std::vector<NLMISC::CVector> &vertices)
|
||||||
|
{
|
||||||
|
if (vertices.size() == _Poly.Vertices.size() &&
|
||||||
|
std::equal(vertices.begin(), vertices.end(), _Poly.Vertices.begin())) return; // remains unchanged
|
||||||
|
_Poly.Vertices = vertices;
|
||||||
|
_Tris.clear();
|
||||||
|
std::list<CPolygon> polys;
|
||||||
|
if (_Poly.toConvexPolygons(polys, NLMISC::CMatrix::Identity))
|
||||||
|
{
|
||||||
|
_Tris.clear();
|
||||||
|
for(std::list<CPolygon>::iterator it = polys.begin(); it != polys.end(); ++it)
|
||||||
|
{
|
||||||
|
it->toTriFan(_Tris);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
nlwarning("CViewPolygon : conversion to conex polygons failed");
|
||||||
|
_Tris.clear();
|
||||||
|
}
|
||||||
|
_Touched = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
static inline bool totallyInside(const CVector &minCorner, const CVector &maxCorner, sint32 cx, sint32 cy, sint32 cw, sint32 ch)
|
||||||
|
{
|
||||||
|
return (sint32) maxCorner.x < (cx + cw) &&
|
||||||
|
(sint32) minCorner.x >= cx &&
|
||||||
|
(sint32) maxCorner.y < (cy + ch) &&
|
||||||
|
(sint32) minCorner.y >= cy;
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline bool totallyOutside(const CVector &minCorner, const CVector &maxCorner, sint32 cx, sint32 cy, sint32 cw, sint32 ch)
|
||||||
|
{
|
||||||
|
return (sint32) minCorner.x >= (cx + cw) ||
|
||||||
|
(sint32) maxCorner.x < cx ||
|
||||||
|
(sint32) minCorner.y >= (cy + ch) ||
|
||||||
|
(sint32) maxCorner.y < cy;
|
||||||
|
}
|
||||||
|
|
||||||
|
// *********************************************************************************
|
||||||
|
void CViewPolygon::draw()
|
||||||
|
{
|
||||||
|
if (_Tris.empty()) return;
|
||||||
|
if (!_Parent) return;
|
||||||
|
CViewRenderer &vr = *CViewRenderer::getInstance();
|
||||||
|
if (_Touched)
|
||||||
|
{
|
||||||
|
_RealTris.clear();
|
||||||
|
uint numTris = (uint)_Tris.size();
|
||||||
|
sint32 cornerX, cornerY;
|
||||||
|
static std::vector<NLMISC::CTriangle> winTris;
|
||||||
|
winTris.resize(numTris);
|
||||||
|
_Parent->getCorner(cornerX, cornerY, _ParentPosRef);
|
||||||
|
for(uint k = 0; k < numTris; ++k)
|
||||||
|
{
|
||||||
|
winTris[k].V0.set((float) (_Tris[k].V0.x + cornerX), (float) (_Tris[k].V0.y + cornerY), 0.f);
|
||||||
|
winTris[k].V1.set((float) (_Tris[k].V1.x + cornerX), (float) (_Tris[k].V1.y + cornerY), 0.f);
|
||||||
|
winTris[k].V2.set((float) (_Tris[k].V2.x + cornerX), (float) (_Tris[k].V2.y + cornerY), 0.f);
|
||||||
|
}
|
||||||
|
// recompute & reclip poly
|
||||||
|
_RealTris.clear();
|
||||||
|
sint32 cx, cy, cw, ch;
|
||||||
|
vr.getClipWindow(cx, cy, cw, ch);
|
||||||
|
// per tri clip
|
||||||
|
NLMISC::CVector minCorner;
|
||||||
|
NLMISC::CVector maxCorner;
|
||||||
|
for(uint k = 0; k < numTris; ++k)
|
||||||
|
{
|
||||||
|
winTris[k].getMinCorner(minCorner);
|
||||||
|
winTris[k].getMaxCorner(maxCorner);
|
||||||
|
if (totallyOutside(minCorner, maxCorner, cx, cy, cw, ch)) continue;
|
||||||
|
if (totallyInside(minCorner, maxCorner, cx, cy, cw, ch))
|
||||||
|
{
|
||||||
|
_RealTris.push_back(winTris[k]);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
const uint maxNumCorners = 8;
|
||||||
|
static CVector outPos0[maxNumCorners];
|
||||||
|
static CVector outPos1[maxNumCorners];
|
||||||
|
//
|
||||||
|
outPos0[0] = winTris[k].V0;
|
||||||
|
outPos0[1] = winTris[k].V1;
|
||||||
|
outPos0[2] = winTris[k].V2;
|
||||||
|
//
|
||||||
|
CVector *pPos0 = outPos0;
|
||||||
|
CVector *pPos1 = outPos1;
|
||||||
|
//
|
||||||
|
sint count = 3;
|
||||||
|
//
|
||||||
|
if ((sint32) minCorner.x < cx)
|
||||||
|
{
|
||||||
|
// clip left
|
||||||
|
CPlane clipper(-1.f, 0.f, 0.f, (float) cx);
|
||||||
|
count = clipper.clipPolygonBack(pPos0, pPos1, count);
|
||||||
|
std::swap(pPos0, pPos1);
|
||||||
|
}
|
||||||
|
if ((sint32) maxCorner.x > cx + cw)
|
||||||
|
{
|
||||||
|
// clip right
|
||||||
|
CPlane clipper(1.f, 0.f, 0.f, - (float) (cx + cw));
|
||||||
|
count = clipper.clipPolygonBack(pPos0, pPos1, count);
|
||||||
|
std::swap(pPos0, pPos1);
|
||||||
|
}
|
||||||
|
//
|
||||||
|
if ((sint32) minCorner.y < cy)
|
||||||
|
{
|
||||||
|
// clip bottom
|
||||||
|
CPlane clipper(0.f, -1.f, 0.f, (float) cy);
|
||||||
|
count = clipper.clipPolygonBack(pPos0, pPos1, count);
|
||||||
|
std::swap(pPos0, pPos1);
|
||||||
|
}
|
||||||
|
if ((sint32) maxCorner.y > cy + ch)
|
||||||
|
{
|
||||||
|
// clip top
|
||||||
|
CPlane clipper(0.f, 1.f, 0.f, - (float) (cy + ch));
|
||||||
|
count = clipper.clipPolygonBack(pPos0, pPos1, count);
|
||||||
|
std::swap(pPos0, pPos1);
|
||||||
|
}
|
||||||
|
nlassert(count <= 8);
|
||||||
|
if (count >= 3)
|
||||||
|
{
|
||||||
|
for(uint k = 0; k < (uint) (count - 2); ++k)
|
||||||
|
{
|
||||||
|
_RealTris.push_back(NLMISC::CTriangle(pPos0[0], pPos0[k + 1], pPos0[k + 2]));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
_Touched = false;
|
||||||
|
}
|
||||||
|
if (_RealTris.empty()) return;
|
||||||
|
CRGBA col;
|
||||||
|
if(getModulateGlobalColor())
|
||||||
|
{
|
||||||
|
col.modulateFromColor (_Color, CWidgetManager::getInstance()->getGlobalColorForContent());
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
col= _Color;
|
||||||
|
col.A = (uint8)(((sint32)col.A*((sint32)CWidgetManager::getInstance()->getGlobalColorForContent().A+1))>>8);
|
||||||
|
}
|
||||||
|
vr.drawUnclippedTriangles(_RenderLayer, _RealTris, col);
|
||||||
|
}
|
||||||
|
|
||||||
|
// *********************************************************************************
|
||||||
|
void CViewPolygon::updateCoords()
|
||||||
|
{
|
||||||
|
// assume that clipping will have to be done again, real update of triangle will be done at render time
|
||||||
|
_Touched = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
// *********************************************************************************
|
||||||
|
void CViewPolygon::setAlpha(sint32 a)
|
||||||
|
{
|
||||||
|
_Color.A = (uint8) a;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
@ -1,192 +0,0 @@
|
||||||
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
|
|
||||||
// Copyright (C) 2010 Winch Gate Property Limited
|
|
||||||
//
|
|
||||||
// This program is free software: you can redistribute it and/or modify
|
|
||||||
// it under the terms of the GNU Affero General Public License as
|
|
||||||
// published by the Free Software Foundation, either version 3 of the
|
|
||||||
// License, or (at your option) any later version.
|
|
||||||
//
|
|
||||||
// This program 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 Affero General Public License for more details.
|
|
||||||
//
|
|
||||||
// You should have received a copy of the GNU Affero General Public License
|
|
||||||
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
|
|
||||||
#include "stdpch.h"
|
|
||||||
#include "view_polygon.h"
|
|
||||||
#include "nel/gui/view_renderer.h"
|
|
||||||
#include "interface_manager.h"
|
|
||||||
|
|
||||||
|
|
||||||
using namespace NLMISC;
|
|
||||||
|
|
||||||
// *********************************************************************************
|
|
||||||
CViewPolygon::CViewPolygon() : CViewBase(TCtorParam())
|
|
||||||
{
|
|
||||||
// Construct
|
|
||||||
_Color = CRGBA::White;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
// *********************************************************************************
|
|
||||||
void CViewPolygon::setVertices(const std::vector<NLMISC::CVector> &vertices)
|
|
||||||
{
|
|
||||||
if (vertices.size() == _Poly.Vertices.size() &&
|
|
||||||
std::equal(vertices.begin(), vertices.end(), _Poly.Vertices.begin())) return; // remains unchanged
|
|
||||||
_Poly.Vertices = vertices;
|
|
||||||
_Tris.clear();
|
|
||||||
std::list<CPolygon> polys;
|
|
||||||
if (_Poly.toConvexPolygons(polys, NLMISC::CMatrix::Identity))
|
|
||||||
{
|
|
||||||
_Tris.clear();
|
|
||||||
for(std::list<CPolygon>::iterator it = polys.begin(); it != polys.end(); ++it)
|
|
||||||
{
|
|
||||||
it->toTriFan(_Tris);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
nlwarning("CViewPolygon : conversion to conex polygons failed");
|
|
||||||
_Tris.clear();
|
|
||||||
}
|
|
||||||
_Touched = true;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
static inline bool totallyInside(const CVector &minCorner, const CVector &maxCorner, sint32 cx, sint32 cy, sint32 cw, sint32 ch)
|
|
||||||
{
|
|
||||||
return (sint32) maxCorner.x < (cx + cw) &&
|
|
||||||
(sint32) minCorner.x >= cx &&
|
|
||||||
(sint32) maxCorner.y < (cy + ch) &&
|
|
||||||
(sint32) minCorner.y >= cy;
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline bool totallyOutside(const CVector &minCorner, const CVector &maxCorner, sint32 cx, sint32 cy, sint32 cw, sint32 ch)
|
|
||||||
{
|
|
||||||
return (sint32) minCorner.x >= (cx + cw) ||
|
|
||||||
(sint32) maxCorner.x < cx ||
|
|
||||||
(sint32) minCorner.y >= (cy + ch) ||
|
|
||||||
(sint32) maxCorner.y < cy;
|
|
||||||
}
|
|
||||||
|
|
||||||
// *********************************************************************************
|
|
||||||
void CViewPolygon::draw()
|
|
||||||
{
|
|
||||||
if (_Tris.empty()) return;
|
|
||||||
if (!_Parent) return;
|
|
||||||
CInterfaceManager *im = CInterfaceManager::getInstance();
|
|
||||||
CViewRenderer &vr = *CViewRenderer::getInstance();
|
|
||||||
if (_Touched)
|
|
||||||
{
|
|
||||||
_RealTris.clear();
|
|
||||||
uint numTris = (uint)_Tris.size();
|
|
||||||
sint32 cornerX, cornerY;
|
|
||||||
static std::vector<NLMISC::CTriangle> winTris;
|
|
||||||
winTris.resize(numTris);
|
|
||||||
_Parent->getCorner(cornerX, cornerY, _ParentPosRef);
|
|
||||||
for(uint k = 0; k < numTris; ++k)
|
|
||||||
{
|
|
||||||
winTris[k].V0.set((float) (_Tris[k].V0.x + cornerX), (float) (_Tris[k].V0.y + cornerY), 0.f);
|
|
||||||
winTris[k].V1.set((float) (_Tris[k].V1.x + cornerX), (float) (_Tris[k].V1.y + cornerY), 0.f);
|
|
||||||
winTris[k].V2.set((float) (_Tris[k].V2.x + cornerX), (float) (_Tris[k].V2.y + cornerY), 0.f);
|
|
||||||
}
|
|
||||||
// recompute & reclip poly
|
|
||||||
_RealTris.clear();
|
|
||||||
sint32 cx, cy, cw, ch;
|
|
||||||
vr.getClipWindow(cx, cy, cw, ch);
|
|
||||||
// per tri clip
|
|
||||||
NLMISC::CVector minCorner;
|
|
||||||
NLMISC::CVector maxCorner;
|
|
||||||
for(uint k = 0; k < numTris; ++k)
|
|
||||||
{
|
|
||||||
winTris[k].getMinCorner(minCorner);
|
|
||||||
winTris[k].getMaxCorner(maxCorner);
|
|
||||||
if (totallyOutside(minCorner, maxCorner, cx, cy, cw, ch)) continue;
|
|
||||||
if (totallyInside(minCorner, maxCorner, cx, cy, cw, ch))
|
|
||||||
{
|
|
||||||
_RealTris.push_back(winTris[k]);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
const uint maxNumCorners = 8;
|
|
||||||
static CVector outPos0[maxNumCorners];
|
|
||||||
static CVector outPos1[maxNumCorners];
|
|
||||||
//
|
|
||||||
outPos0[0] = winTris[k].V0;
|
|
||||||
outPos0[1] = winTris[k].V1;
|
|
||||||
outPos0[2] = winTris[k].V2;
|
|
||||||
//
|
|
||||||
CVector *pPos0 = outPos0;
|
|
||||||
CVector *pPos1 = outPos1;
|
|
||||||
//
|
|
||||||
sint count = 3;
|
|
||||||
//
|
|
||||||
if ((sint32) minCorner.x < cx)
|
|
||||||
{
|
|
||||||
// clip left
|
|
||||||
CPlane clipper(-1.f, 0.f, 0.f, (float) cx);
|
|
||||||
count = clipper.clipPolygonBack(pPos0, pPos1, count);
|
|
||||||
std::swap(pPos0, pPos1);
|
|
||||||
}
|
|
||||||
if ((sint32) maxCorner.x > cx + cw)
|
|
||||||
{
|
|
||||||
// clip right
|
|
||||||
CPlane clipper(1.f, 0.f, 0.f, - (float) (cx + cw));
|
|
||||||
count = clipper.clipPolygonBack(pPos0, pPos1, count);
|
|
||||||
std::swap(pPos0, pPos1);
|
|
||||||
}
|
|
||||||
//
|
|
||||||
if ((sint32) minCorner.y < cy)
|
|
||||||
{
|
|
||||||
// clip bottom
|
|
||||||
CPlane clipper(0.f, -1.f, 0.f, (float) cy);
|
|
||||||
count = clipper.clipPolygonBack(pPos0, pPos1, count);
|
|
||||||
std::swap(pPos0, pPos1);
|
|
||||||
}
|
|
||||||
if ((sint32) maxCorner.y > cy + ch)
|
|
||||||
{
|
|
||||||
// clip top
|
|
||||||
CPlane clipper(0.f, 1.f, 0.f, - (float) (cy + ch));
|
|
||||||
count = clipper.clipPolygonBack(pPos0, pPos1, count);
|
|
||||||
std::swap(pPos0, pPos1);
|
|
||||||
}
|
|
||||||
nlassert(count <= 8);
|
|
||||||
if (count >= 3)
|
|
||||||
{
|
|
||||||
for(uint k = 0; k < (uint) (count - 2); ++k)
|
|
||||||
{
|
|
||||||
_RealTris.push_back(NLMISC::CTriangle(pPos0[0], pPos0[k + 1], pPos0[k + 2]));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
_Touched = false;
|
|
||||||
}
|
|
||||||
if (_RealTris.empty()) return;
|
|
||||||
CRGBA col;
|
|
||||||
if(getModulateGlobalColor())
|
|
||||||
{
|
|
||||||
col.modulateFromColor (_Color, CWidgetManager::getInstance()->getGlobalColorForContent());
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
col= _Color;
|
|
||||||
col.A = (uint8)(((sint32)col.A*((sint32)CWidgetManager::getInstance()->getGlobalColorForContent().A+1))>>8);
|
|
||||||
}
|
|
||||||
vr.drawUnclippedTriangles(_RenderLayer, _RealTris, col);
|
|
||||||
}
|
|
||||||
|
|
||||||
// *********************************************************************************
|
|
||||||
void CViewPolygon::updateCoords()
|
|
||||||
{
|
|
||||||
// assume that clipping will have to be done again, real update of triangle will be done at render time
|
|
||||||
_Touched = true;
|
|
||||||
}
|
|
||||||
|
|
||||||
// *********************************************************************************
|
|
||||||
void CViewPolygon::setAlpha(sint32 a)
|
|
||||||
{
|
|
||||||
_Color.A = (uint8) a;
|
|
||||||
}
|
|
||||||
Loading…
Reference in a new issue