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/**
* @file lldrawpooltreenew.cpp
* @brief LLDrawPoolTreeNew class implementation
*
* Copyright (c) 2003-2007, Linden Research, Inc.
*
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlife.com/developers/opensource/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at http://secondlife.com/developers/opensource/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
*/
#include "llviewerprecompiledheaders.h"
#include "lldrawpooltreenew.h"
#include "llagparray.h"
#include "lldrawable.h"
#include "llface.h"
#include "llsky.h"
#include "llvotreenew.h"
#include "pipeline.h"
LLDrawPoolTreeNew::LLDrawPoolTreeNew(LLViewerImage *texturep) :
LLDrawPool(POOL_TREE_NEW,
DATA_VERTICES_MASK | DATA_TEX_COORDS0_MASK | DATA_NORMALS_MASK,
0),
mTexturep(texturep)
{
}
LLDrawPool *LLDrawPoolTreeNew::instancePool()
{
return new LLDrawPoolTreeNew(mTexturep);
}
void LLDrawPoolTreeNew::prerender()
{
mVertexShaderLevel = gPipeline.getVertexShaderLevel(LLPipeline::SHADER_OBJECT);
}
void LLDrawPoolTreeNew::render( S32 pass )
{
if (mDrawFace.empty())
{
return;
}
LLGLSPipelineAlpha gls_pipeline_alpha;
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glEnableClientState(GL_NORMAL_ARRAY);
bindGLVertexPointer();
bindGLTexCoordPointer();
bindGLNormalPointer();
LLOverrideFaceColor color(this, 1.f, 1.f, 1.f, 1.f);
renderTree();
}
void LLDrawPoolTreeNew::renderForSelect()
{
if (mDrawFace.empty())
{
return;
}
LLGLSPipelineAlpha gls_pipeline_alpha;
glEnableClientState(GL_VERTEX_ARRAY);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glDisableClientState(GL_NORMAL_ARRAY);
bindGLVertexPointer();
renderTree(TRUE);
glDisableClientState(GL_VERTEX_ARRAY);
}
void LLDrawPoolTreeNew::renderTree(BOOL selecting)
{
// Bind the texture for this tree.
LLViewerImage::bindTexture(mTexturep);
glMatrixMode(GL_MODELVIEW);
for (std::vector<LLFace*>::iterator iter = mDrawFace.begin();
iter != mDrawFace.end(); iter++)
{
LLFace *face = *iter;
LLDrawable *drawablep = face->getDrawable();
if (drawablep->isDead())
{
continue;
}
// Render each of the trees
LLVOTreeNew *treep = (LLVOTreeNew *)drawablep->getVObj();
if (!selecting || treep->mGLName != 0)
{
glPushMatrix();
// Translate to tree base HACK - adjustment in Z plants tree underground
const LLVector3 &pos_agent = treep->getPositionAgent();
glTranslatef(pos_agent.mV[VX], pos_agent.mV[VY], pos_agent.mV[VZ] - 0.1f);
// Rotate to tree position
F32 angle_radians, x, y, z;
treep->getRotation().getAngleAxis(&angle_radians, &x, &y, &z);
glRotatef(angle_radians * RAD_TO_DEG, x, y, z);
//glAlphaFunc(GL_GREATER, 0.5f);
treep->drawTree(*this);
glPopMatrix();
}
}
glAlphaFunc(GL_GREATER, 0.01f);
}
S32 LLDrawPoolTreeNew::rebuild()
{
mRebuildTime++;
if (mRebuildTime > mRebuildFreq)
{
// Flush AGP to force an AGP realloc and reduce AGP fragmentation
flushAGP();
mRebuildTime = 0;
}
return 0;
}
BOOL LLDrawPoolTreeNew::verify() const
{
BOOL ok = TRUE;
// shared geometry. Just verify that it's there and correct.
// Verify all indices in the pool are in the right range
const U32 *indicesp = getRawIndices();
U32 i;
for (i = 0; i < getIndexCount(); i++)
{
if (indicesp[i] > getVertexCount())
{
ok = FALSE;
llinfos << "Bad index in tree pool!" << llendl;
}
}
if (!ok)
{
printDebugInfo();
}
return ok;
}
LLViewerImage *LLDrawPoolTreeNew::getTexture()
{
return mTexturep;
}
LLViewerImage *LLDrawPoolTreeNew::getDebugTexture()
{
return mTexturep;
}
LLColor3 LLDrawPoolTreeNew::getDebugColor() const
{
return LLColor3(1.f, 0.f, 1.f);
}
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