Files
SingularityViewer/indra/llappearance/llavatarjoint.cpp
2017-03-14 04:02:53 -05:00

337 lines
8.0 KiB
C++

/**
* @file llavatarjoint.cpp
* @brief Implementation of LLAvatarJoint class
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
//-----------------------------------------------------------------------------
// Header Files
//-----------------------------------------------------------------------------
#include "linden_common.h"
#include "llavatarjoint.h"
#include "llgl.h"
#include "llrender.h"
#include "llmath.h"
#include "llglheaders.h"
#include "llavatarappearance.h"
const F32 DEFAULT_AVATAR_JOINT_LOD = 0.0f;
//-----------------------------------------------------------------------------
// Static Data
//-----------------------------------------------------------------------------
BOOL LLAvatarJoint::sDisableLOD = FALSE;
//-----------------------------------------------------------------------------
// LLAvatarJoint()
// Class Constructors
//-----------------------------------------------------------------------------
LLAvatarJoint::LLAvatarJoint() :
LLJoint()
{
init();
}
LLAvatarJoint::LLAvatarJoint(S32 joint_num) :
LLJoint(joint_num)
{
init();
}
LLAvatarJoint::LLAvatarJoint(const std::string &name, LLJoint *parent) :
LLJoint(name, parent)
{
init();
}
void LLAvatarJoint::init()
{
mValid = FALSE;
mComponents = SC_JOINT | SC_BONE | SC_AXES;
mMinPixelArea = DEFAULT_AVATAR_JOINT_LOD;
mPickName = PN_DEFAULT;
mVisible = TRUE;
mMeshID = 0;
mIsTransparent = FALSE;
}
//-----------------------------------------------------------------------------
// ~LLAvatarJoint()
// Class Destructor
//-----------------------------------------------------------------------------
LLAvatarJoint::~LLAvatarJoint()
{
}
//--------------------------------------------------------------------
// setValid()
//--------------------------------------------------------------------
void LLAvatarJoint::setValid( BOOL valid, BOOL recursive )
{
//----------------------------------------------------------------
// set visibility for this joint
//----------------------------------------------------------------
mValid = valid;
//----------------------------------------------------------------
// set visibility for children
//----------------------------------------------------------------
if (recursive)
{
for (child_list_t::iterator iter = mChildren.begin();
iter != mChildren.end(); ++iter)
{
LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(*iter);
if (joint)
joint->setValid(valid, TRUE);
}
}
}
//--------------------------------------------------------------------
// setSkeletonComponents()
//--------------------------------------------------------------------
void LLAvatarJoint::setSkeletonComponents( U32 comp, BOOL recursive )
{
mComponents = comp;
if (recursive)
{
for (child_list_t::iterator iter = mChildren.begin();
iter != mChildren.end(); ++iter)
{
LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(*iter);
if (joint)
joint->setSkeletonComponents(comp, recursive);
}
}
}
void LLAvatarJoint::setVisible(BOOL visible, BOOL recursive)
{
mVisible = visible;
if (recursive)
{
for (child_list_t::iterator iter = mChildren.begin();
iter != mChildren.end(); ++iter)
{
LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(*iter);
if(joint)
joint->setVisible(visible, recursive);
}
}
}
void LLAvatarJoint::updateFaceSizes(U32 &num_vertices, U32& num_indices, F32 pixel_area)
{
for (child_list_t::iterator iter = mChildren.begin();
iter != mChildren.end(); ++iter)
{
LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(*iter);
if (joint)
joint->updateFaceSizes(num_vertices, num_indices, pixel_area);
}
}
void LLAvatarJoint::updateFaceData(LLFace *face, F32 pixel_area, BOOL damp_wind, bool terse_update)
{
for (child_list_t::iterator iter = mChildren.begin();
iter != mChildren.end(); ++iter)
{
LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(*iter);
if (joint)
joint->updateFaceData(face, pixel_area, damp_wind, terse_update);
}
}
void LLAvatarJoint::updateJointGeometry()
{
for (child_list_t::iterator iter = mChildren.begin();
iter != mChildren.end(); ++iter)
{
LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(*iter);
if (joint)
joint->updateJointGeometry();
}
}
BOOL LLAvatarJoint::updateLOD(F32 pixel_area, BOOL activate)
{
BOOL lod_changed = FALSE;
BOOL found_lod = FALSE;
for (child_list_t::iterator iter = mChildren.begin();
iter != mChildren.end(); ++iter)
{
LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(*iter);
if (joint)
{
F32 jointLOD = joint->getLOD();
if (found_lod || jointLOD == DEFAULT_AVATAR_JOINT_LOD)
{
// we've already found a joint to enable, so enable the rest as alternatives
lod_changed |= joint->updateLOD(pixel_area, TRUE);
}
else
{
if (pixel_area >= jointLOD || sDisableLOD)
{
lod_changed |= joint->updateLOD(pixel_area, TRUE);
found_lod = TRUE;
}
else
{
lod_changed |= joint->updateLOD(pixel_area, FALSE);
}
}
}
}
return lod_changed;
}
void LLAvatarJoint::dump()
{
for (child_list_t::iterator iter = mChildren.begin();
iter != mChildren.end(); ++iter)
{
LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(*iter);
if (joint)
joint->dump();
}
}
void LLAvatarJoint::setMeshesToChildren()
{
removeAllChildren();
for (avatar_joint_mesh_list_t::iterator iter = mMeshParts.begin();
iter != mMeshParts.end(); ++iter)
{
addChild((*iter));
}
}
//-----------------------------------------------------------------------------
// LLAvatarJointCollisionVolume()
//-----------------------------------------------------------------------------
LLAvatarJointCollisionVolume::LLAvatarJointCollisionVolume()
{
mUpdateXform = FALSE;
}
/*virtual*/
U32 LLAvatarJointCollisionVolume::render( F32 pixelArea, BOOL first_pass, BOOL is_dummy )
{
LL_ERRS() << "Cannot call render() on LLAvatarJointCollisionVolume" << LL_ENDL;
return 0;
}
LLVector3 LLAvatarJointCollisionVolume::getVolumePos(LLVector3 &offset)
{
mUpdateXform = TRUE;
LLVector3 result = offset;
result.scaleVec(getScale());
result.rotVec(getWorldRotation());
result += getWorldPosition();
return result;
}
void LLAvatarJointCollisionVolume::renderCollision()
{
updateWorldMatrix();
gGL.pushMatrix();
gGL.multMatrix( mXform.getWorldMatrix() );
gGL.diffuseColor3f( 0.f, 0.f, 1.f );
gGL.begin(LLRender::LINES);
LLVector3 v[] =
{
LLVector3(1,0,0),
LLVector3(-1,0,0),
LLVector3(0,1,0),
LLVector3(0,-1,0),
LLVector3(0,0,-1),
LLVector3(0,0,1),
};
//sides
gGL.vertex3fv(v[0].mV);
gGL.vertex3fv(v[2].mV);
gGL.vertex3fv(v[0].mV);
gGL.vertex3fv(v[3].mV);
gGL.vertex3fv(v[1].mV);
gGL.vertex3fv(v[2].mV);
gGL.vertex3fv(v[1].mV);
gGL.vertex3fv(v[3].mV);
//top
gGL.vertex3fv(v[0].mV);
gGL.vertex3fv(v[4].mV);
gGL.vertex3fv(v[1].mV);
gGL.vertex3fv(v[4].mV);
gGL.vertex3fv(v[2].mV);
gGL.vertex3fv(v[4].mV);
gGL.vertex3fv(v[3].mV);
gGL.vertex3fv(v[4].mV);
//bottom
gGL.vertex3fv(v[0].mV);
gGL.vertex3fv(v[5].mV);
gGL.vertex3fv(v[1].mV);
gGL.vertex3fv(v[5].mV);
gGL.vertex3fv(v[2].mV);
gGL.vertex3fv(v[5].mV);
gGL.vertex3fv(v[3].mV);
gGL.vertex3fv(v[5].mV);
gGL.end();
gGL.popMatrix();
}
// End