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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
//////////////////////////////////////////////////////////////////////////////
// //
// plDrawableGenerator Header //
// //
// Static helper class for creating various kind of drawable primitives. //
// Can be very useful for visualization stuff ;) //
// //
//// Version History /////////////////////////////////////////////////////////
// //
// 5.15.2001 mcn - Created. //
// //
//////////////////////////////////////////////////////////////////////////////
#ifndef _plDrawableGenerator_h
#define _plDrawableGenerator_h
#include "hsTemplates.h"
#include "hsBounds.h"
#include "hsMatrix44.h"
class hsGMaterial;
class plDrawableSpans;
class plGeometrySpan;
struct hsColorRGBA;
//// Class Definition ////////////////////////////////////////////////////////
class plDrawableGenerator
{
public:
// Set the colors for the faux lighting on generated drawables
static void SetFauxLightColors( hsColorRGBA &lite, hsColorRGBA &dark );
// Refills a drawable previously created with GenerateDrawable with the new data. New data
// must match previous data in counts.
hsBool RegenerateDrawable( UInt32 vertCount, hsPoint3 *positions, hsVector3 *normals,
hsPoint3 *uvws, UInt32 uvwsPerVtx,
hsColorRGBA *origColors, hsBool fauxShade, const hsColorRGBA* multColor,
UInt32 numIndices, UInt16 *indices,
hsGMaterial *material, const hsMatrix44 &localToWorld, hsBool blended,
UInt32 diIndex, plDrawableSpans *destDraw );
// Generates a drawable based on the vertex/index data given
// uvws is an array vertCount*uvwsPerVtx long in order [uvw(s) for vtx0, uvw(s) for vtx1, ...], or is nil
static plDrawableSpans *GenerateDrawable( UInt32 vertCount, hsPoint3 *positions, hsVector3 *normals,
hsPoint3 *uvws, UInt32 uvwsPerVtx,
hsColorRGBA *origColors, hsBool fauxShade, const hsColorRGBA* multColor,
UInt32 numIndices, UInt16 *indices,
hsGMaterial *material, const hsMatrix44 &localToWorld, hsBool blended = false,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil );
// Generates a spherical drawable
static plDrawableSpans *GenerateSphericalDrawable( const hsPoint3& localPos, hsScalar radius, hsGMaterial *material,
const hsMatrix44 &localToWorld, hsBool blended = false,
const hsColorRGBA* multColor = nil,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil,
hsScalar qualityScalar = 1.f );
// Generates a rectangular drawable
static plDrawableSpans *GenerateBoxDrawable( hsScalar width, hsScalar height, hsScalar depth,
hsGMaterial *material, const hsMatrix44 &localToWorld, hsBool blended = false,
const hsColorRGBA* multColor = nil,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil );
// Generate a rectangular drawable based on a corner and three vectors
static plDrawableSpans *GenerateBoxDrawable( const hsPoint3 &corner, const hsVector3 &xVec, const hsVector3 &yVec, const hsVector3 &zVec,
hsGMaterial *material, const hsMatrix44 &localToWorld, hsBool blended = false,
const hsColorRGBA* multColor = nil,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil );
// Generates a bounds-based drawable
static plDrawableSpans *GenerateBoundsDrawable( hsBounds3Ext *bounds,
hsGMaterial *material, const hsMatrix44 &localToWorld, hsBool blended = false,
const hsColorRGBA* multColor = nil,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil );
// Generates a conical drawable
static plDrawableSpans *GenerateConicalDrawable( hsScalar radius, hsScalar height, hsGMaterial *material,
const hsMatrix44 &localToWorld, hsBool blended = false,
const hsColorRGBA* multColor = nil,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil );
// Generates a general conical drawable based on a center and direction
static plDrawableSpans *GenerateConicalDrawable( hsPoint3 &apex, hsVector3 &direction, hsScalar radius, hsGMaterial *material,
const hsMatrix44 &localToWorld, hsBool blended = false,
const hsColorRGBA* multColor = nil,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil );
// Generates a drawable representing 3 axes
static plDrawableSpans *GenerateAxesDrawable( hsGMaterial *material,
const hsMatrix44 &localToWorld, hsBool blended = false,
const hsColorRGBA* multColor = nil,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil );
// Generate a planar drawable based on a corner and two vectors
static plDrawableSpans *GeneratePlanarDrawable( const hsPoint3 &corner, const hsVector3 &xVec, const hsVector3 &yVec,
hsGMaterial *material, const hsMatrix44 &localToWorld, hsBool blended = false,
const hsColorRGBA* multColor = nil,
hsTArray<UInt32> *retIndex = nil, plDrawableSpans *toAddTo = nil );
protected:
// Shade the vertices given based on a quick fake directional light.
// If origColors is non-nil, it must be an array of length count. Each outColor[i] *= origColor[i].
// If multColor is non-nil, modulate the output by multColor.
static void IQuickShadeVerts( UInt32 count, hsVector3 *normals,
hsColorRGBA *colors,
hsColorRGBA* origColors = nil,
const hsColorRGBA* multColor = nil );
// Take the vertex and connectivity info supplied and fill out a geometry span with it.
// Output span is ready to be added to a Drawable, or refreshed in a Drawable if it's
// already in the SourceSpans.
static void IFillSpan( UInt32 vertCount, hsPoint3 *positions, hsVector3 *normals,
hsPoint3 *uvws, UInt32 uvwsPerVtx,
hsColorRGBA *origColors, hsBool fauxShade, const hsColorRGBA* multColor,
UInt32 numIndices, UInt16 *indices,
hsGMaterial *material, const hsMatrix44 &localToWorld, hsBool blended,
plGeometrySpan* span );
static hsColorRGBA fLiteColor;
static hsColorRGBA fDarkColor;
};
#endif // _plDrawableGenerator_h