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/**
* @file llagpmempoolati.cpp
* @brief LLAGPMemPoolATI base class
*
* Copyright (c) 2001-2007, 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 "linden_common.h"
#include "llagpmempoolati.h"
#include "llgl.h"
#include "llglheaders.h"
LLAGPMemPoolATI::LLAGPMemPoolATI(S32 request) : LLAGPMemPool()
{
llinfos << "Creating LLAGPMemPoolATI" << llendl;
stop_glerror();
if (!gGLManager.mHasATIVAO)
{
llerrs << "No ATI AGI memory extension!" << llendl;
}
mName = 0;
// More than 4MB of agp available
while (!mName && (request > 0))
{
mName = glNewObjectBufferATI(request, NULL, GL_DYNAMIC_ATI);
mSize = request;
request >>= 1;
}
if (mName)
{
mFreeList.append(*(new LLFreeBlock(0, mSize)));
}
else
{
llinfos << "Unable to allocate AGP memory!" << llendl;
mSize = 0;
}
flush_glerror();
}
LLAGPMemPoolATI::~LLAGPMemPoolATI()
{
if (mName)
{
glFreeObjectBufferATI(mName);
}
}
LLAGPMemBlock *LLAGPMemPoolATI::createBlock(const U32 offset, const U32 size)
{
return new LLAGPMemBlockATI(this, mName, offset, size);
}
void LLAGPMemPoolATI::dump()
{
}
/////////////////////////////
//
// LLAGPMemBlockATI
//
// ATI Implementation of an AGP memory block
//
LLAGPMemBlockATI::LLAGPMemBlockATI(LLAGPMemPool *mem_poolp, const U32 name, const U32 offset, const U32 size) :
LLAGPMemBlock(mem_poolp)
{
mName = name;
mOffset = offset;
mSize = size;
}
void LLAGPMemBlockATI::bindGLVertexPointer(const U32 stride, const U32 offset)
{
glArrayObjectATI(GL_VERTEX_ARRAY, 3, GL_FLOAT, stride, mName, mOffset + offset);
}
void LLAGPMemBlockATI::bindGLNormalPointer(const U32 stride, const U32 offset)
{
glArrayObjectATI(GL_NORMAL_ARRAY, 3, GL_FLOAT, stride, mName, mOffset + offset);
}
void LLAGPMemBlockATI::bindGLColorPointer(const U32 stride, const U32 offset)
{
glArrayObjectATI(GL_COLOR_ARRAY, 4, GL_UNSIGNED_BYTE, stride, mName, mOffset + offset);
}
void LLAGPMemBlockATI::bindGLTexCoordPointer(const U32 stride, const U32 offset)
{
glArrayObjectATI(GL_TEXTURE_COORD_ARRAY, 2, GL_FLOAT, stride, mName, mOffset + offset);
}
void LLAGPMemBlockATI::bindGLBinormalPointer(const S32 index, const U32 stride, const U32 offset)
{
glVertexAttribArrayObjectATI(index, 3, GL_FLOAT, FALSE, stride, mName, mOffset + offset);
}
void LLAGPMemBlockATI::bindGLVertexWeightPointer(const S32 index, const U32 stride, const U32 offset)
{
//glArrayObjectATI(GL_WEIGHT_ARRAY_ARB, 1, GL_FLOAT, stride, mName, mOffset + offset);
glVertexAttribArrayObjectATI(index, 1, GL_FLOAT, FALSE, stride, mName, mOffset + offset);
}
void LLAGPMemBlockATI::bindGLVertexClothingWeightPointer(const S32 index, const U32 stride, const U32 offset)
{
glVertexAttribArrayObjectATI(index, 4, GL_FLOAT, FALSE, stride, mName, mOffset + offset);
}
U8* LLAGPMemBlockATI::getMappedMem()
{
return NULL;
}
void LLAGPMemBlockATI::copy(void *mem, const U32 size)
{
llassert(size <= mSize);
glUpdateObjectBufferATI(mName, mOffset, size, mem, GL_PRESERVE_ATI);
}
void LLAGPMemBlockATI::copyColor(void *mem, const U32 size)
{
llassert(size <= mSize);
glUpdateObjectBufferATI(mName, mOffset, size, mem, GL_PRESERVE_ATI);
}
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