void LLVertexBuffer::allocateClientIndexBuffer()
{
if(!mMappedIndexData)
{
mMappedIndexData = (U8*)ll_aligned_malloc_16(getIndicesSize());
if (!sOmitBlank) memset((void*)mMappedIndexData, 0, getIndicesSize());
}
}
void LLVertexBuffer::createGLIndices()
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
U32 size = getIndicesSize();
if (mGLIndices)
{
destroyGLIndices();
}
if (size == 0)
{
return;
}
mMappedIndexData = new U8[size];
memset(mMappedIndexData, 0, size);
mEmpty = TRUE;
if (useVBOs())
{
glGenBuffersARB(1, (GLuint*) &mGLIndices);
mResized = TRUE;
sGLCount++;
}
else
{
static int gl_buffer_idx = 0;
mGLIndices = ++gl_buffer_idx;
}
}
void LLVertexBuffer::destroyGLIndices()
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
if (mGLIndices)
{
if (useVBOs())
{
freeClientBuffer() ;
if (mMappedData || mMappedIndexData)
{
llerrs << "Vertex buffer destroyed while mapped." << llendl;
}
releaseIndices();
}
else
{
delete [] mMappedIndexData;
mMappedIndexData = NULL;
mEmpty = TRUE;
}
sAllocatedBytes -= getIndicesSize();
}
mGLIndices = 0;
unbind();
}
void LLVertexBuffer::createGLIndices()
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
U32 size = getIndicesSize();
if (mGLIndices)
{
destroyGLIndices();
}
if (size == 0)
{
return;
}
mEmpty = TRUE;
if (useVBOs())
{
mMappedIndexData = NULL;
genIndices();
mResized = TRUE;
}
else
{
mMappedIndexData = new U8[size];
if(!sOmitBlank) memset((void*)mMappedIndexData, 0, size);
static int gl_buffer_idx = 0;
mGLIndices = ++gl_buffer_idx;
}
}
SWIGEXPORT jint JNICALL Java_org_scilab_modules_graphic_1objects_DataLoaderJNI_getIndicesSize(JNIEnv *jenv, jclass jcls, jstring jarg1)
{
jint jresult = 0 ;
char *arg1 = (char *) 0 ;
int result;
(void)jenv;
(void)jcls;
arg1 = 0;
if (jarg1)
{
arg1 = (char *)(*jenv)->GetStringUTFChars(jenv, jarg1, 0);
if (!arg1)
{
return 0;
}
}
result = (int)getIndicesSize(arg1);
jresult = (jint)result;
if (arg1)
{
(*jenv)->ReleaseStringUTFChars(jenv, jarg1, (const char *)arg1);
}
return jresult;
}
void LLVertexBuffer::allocateBuffer(S32 nverts, S32 nindices, bool create)
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
if (nverts < 0 || nindices < 0 ||
nverts > 65535)
{
llerrs << "Bad vertex buffer allocation: " << nverts << " : " << nindices << llendl;
}
updateNumVerts(nverts);
updateNumIndices(nindices);
if (mMappedData)
{
llerrs << "LLVertexBuffer::allocateBuffer() called redundantly." << llendl;
}
if (create && (nverts || nindices))
{
createGLBuffer();
createGLIndices();
}
sAllocatedBytes += getSize() + getIndicesSize();
}
void LLVertexBuffer::allocateClientIndexBuffer()
{
if(!mMappedIndexData)
{
U32 size = getIndicesSize();
mMappedIndexData = new U8[size];
memset((void*)mMappedIndexData, 0, size);
}
}
SWIGEXPORT jint JNICALL Java_org_scilab_modules_graphic_1objects_DataLoaderJNI_getIndicesSize(JNIEnv *jenv, jclass jcls, jint jarg1) {
jint jresult = 0 ;
int arg1 ;
int result;
(void)jenv;
(void)jcls;
arg1 = (int)jarg1;
result = (int)getIndicesSize(arg1);
jresult = (jint)result;
return jresult;
}
void LLVertexBuffer::destroyGLIndices()
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
if (mGLIndices)
{
if (useVBOs())
{
sDeleteList.push_back(mGLIndices);
}
delete [] mMappedIndexData;
mMappedIndexData = NULL;
mEmpty = TRUE;
sAllocatedBytes -= getIndicesSize();
}
mGLIndices = 0;
}
void LLVertexBuffer::allocateBuffer(S32 nverts, S32 nindices, bool create)
{
LLMemType mt2(LLMemType::MTYPE_VERTEX_ALLOCATE_BUFFER);
updateNumVerts(nverts);
updateNumIndices(nindices);
if (mMappedData)
{
llerrs << "LLVertexBuffer::allocateBuffer() called redundantly." << llendl;
}
if (create && (nverts || nindices))
{
createGLBuffer();
createGLIndices();
}
sAllocatedBytes += getSize() + getIndicesSize();
}
void LLVertexBuffer::createGLIndices()
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
U32 size = getIndicesSize();
if (mGLIndices)
{
destroyGLIndices();
}
if (size == 0)
{
return;
}
mEmpty = TRUE;
//pad by 16 bytes for aligned copies
size += 16;
if (useVBOs())
{
//pad by another 16 bytes for VBO pointer adjustment
size += 16;
mMappedIndexData = NULL;
genIndices();
mResized = TRUE;
}
else
{
mMappedIndexData = (U8*) ll_aligned_malloc_16(size);
if(!sOmitBlank) memset((void*)mMappedIndexData, 0, size);
static int gl_buffer_idx = 0;
mGLIndices = ++gl_buffer_idx;
}
}
void LLVertexBuffer::unmapBuffer()
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
if (mMappedData || mMappedIndexData)
{
if (useVBOs() && mLocked)
{
if (mGLBuffer)
{
if (mResized)
{
glBufferDataARB(GL_ARRAY_BUFFER_ARB, getSize(), mMappedData, mUsage);
}
else
{
if (mEmpty || mDirtyRegions.empty())
{
glBufferSubDataARB(GL_ARRAY_BUFFER_ARB, 0, getSize(), mMappedData);
}
else
{
for (std::vector<DirtyRegion>::iterator i = mDirtyRegions.begin(); i != mDirtyRegions.end(); ++i)
{
DirtyRegion& region = *i;
glBufferSubDataARB(GL_ARRAY_BUFFER_ARB, region.mIndex*mStride, region.mCount*mStride, mMappedData + region.mIndex*mStride);
}
}
}
}
if (mGLIndices)
{
if (mResized)
{
glBufferDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB, getIndicesSize(), mMappedIndexData, mUsage);
}
else
{
if (mEmpty || mDirtyRegions.empty())
{
glBufferSubDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB, 0, getIndicesSize(), mMappedIndexData);
}
else
{
for (std::vector<DirtyRegion>::iterator i = mDirtyRegions.begin(); i != mDirtyRegions.end(); ++i)
{
DirtyRegion& region = *i;
glBufferSubDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB, region.mIndicesIndex*sizeof(U32),
region.mIndicesCount*sizeof(U32), mMappedIndexData + region.mIndicesIndex*sizeof(U32));
}
}
}
}
mDirtyRegions.clear();
mFilthy = FALSE;
mResized = FALSE;
if (mUsage == GL_STATIC_DRAW_ARB)
{ //static draw buffers can only be mapped a single time
//throw out client data (we won't be using it again)
delete [] mMappedData;
delete [] mMappedIndexData;
mMappedIndexData = NULL;
mMappedData = NULL;
mEmpty = TRUE;
mFinal = TRUE;
}
else
{
mEmpty = FALSE;
}
mLocked = FALSE;
glFlush();
}
}
}
void LLVertexBuffer::resizeBuffer(S32 newnverts, S32 newnindices)
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
mDynamicSize = TRUE;
if (mUsage == GL_STATIC_DRAW_ARB)
{ //always delete/allocate static buffers on resize
destroyGLBuffer();
destroyGLIndices();
allocateBuffer(newnverts, newnindices, TRUE);
mFinal = FALSE;
}
else if (newnverts > mNumVerts || newnindices > mNumIndices ||
newnverts < mNumVerts/2 || newnindices < mNumIndices/2)
{
sAllocatedBytes -= getSize() + getIndicesSize();
S32 oldsize = getSize();
S32 old_index_size = getIndicesSize();
updateNumVerts(newnverts);
updateNumIndices(newnindices);
S32 newsize = getSize();
S32 new_index_size = getIndicesSize();
sAllocatedBytes += newsize + new_index_size;
if (newsize)
{
if (!mGLBuffer)
{ //no buffer exists, create a new one
createGLBuffer();
}
else
{
//delete old buffer, keep GL buffer for now
U8* old = mMappedData;
mMappedData = new U8[newsize];
if (old)
{
memcpy(mMappedData, old, llmin(newsize, oldsize));
if (newsize > oldsize)
{
memset(mMappedData+oldsize, 0, newsize-oldsize);
}
delete [] old;
}
else
{
memset(mMappedData, 0, newsize);
mEmpty = TRUE;
}
mResized = TRUE;
}
}
else if (mGLBuffer)
{
destroyGLBuffer();
}
if (new_index_size)
{
if (!mGLIndices)
{
createGLIndices();
}
else
{
//delete old buffer, keep GL buffer for now
U8* old = mMappedIndexData;
mMappedIndexData = new U8[new_index_size];
if (old)
{
memcpy(mMappedIndexData, old, llmin(new_index_size, old_index_size));
if (new_index_size > old_index_size)
{
memset(mMappedIndexData+old_index_size, 0, new_index_size - old_index_size);
}
delete [] old;
}
else
{
memset(mMappedIndexData, 0, new_index_size);
mEmpty = TRUE;
}
mResized = TRUE;
}
}
else if (mGLIndices)
{
destroyGLIndices();
}
}
}
void LLVertexBuffer::unmapBuffer(S32 type)
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
if (!useVBOs())
{
return ; //nothing to unmap
}
bool updated_all = false ;
if (mMappedData && mVertexLocked && type != TYPE_INDEX)
{
updated_all = (mIndexLocked && type < 0) ; //both vertex and index buffers done updating
if(sDisableVBOMapping)
{
stop_glerror();
glBufferSubDataARB(GL_ARRAY_BUFFER_ARB, 0, getSize(), (void*)mMappedData);
stop_glerror();
}
else
{
stop_glerror();
glUnmapBufferARB(GL_ARRAY_BUFFER_ARB);
stop_glerror();
mMappedData = NULL;
}
mVertexLocked = FALSE ;
sMappedCount--;
}
if(mMappedIndexData && mIndexLocked && (type < 0 || type == TYPE_INDEX))
{
if(sDisableVBOMapping)
{
stop_glerror();
glBufferSubDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB, 0, getIndicesSize(), (void*)mMappedIndexData);
stop_glerror();
}
else
{
stop_glerror();
glUnmapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB);
stop_glerror();
mMappedIndexData = NULL ;
}
mIndexLocked = FALSE ;
sMappedCount--;
}
if(updated_all)
{
if(mUsage == GL_STATIC_DRAW_ARB)
{
//static draw buffers can only be mapped a single time
//throw out client data (we won't be using it again)
mEmpty = TRUE;
mFinal = TRUE;
if(sDisableVBOMapping)
{
freeClientBuffer() ;
}
}
else
{
mEmpty = FALSE;
}
}
}
// Set for rendering
void LLVertexBuffer::setBuffer(U32 data_mask, S32 type)
{
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
//set up pointers if the data mask is different ...
BOOL setup = (sLastMask != data_mask);
if (useVBOs())
{
if (mGLBuffer && (mGLBuffer != sGLRenderBuffer || !sVBOActive))
{
/*if (sMapped)
{
llerrs << "VBO bound while another VBO mapped!" << llendl;
}*/
stop_glerror();
glBindBufferARB(GL_ARRAY_BUFFER_ARB, mGLBuffer);
stop_glerror();
sBindCount++;
sVBOActive = TRUE;
setup = TRUE; // ... or the bound buffer changed
}
if (mGLIndices && (mGLIndices != sGLRenderIndices || !sIBOActive))
{
/*if (sMapped)
{
llerrs << "VBO bound while another VBO mapped!" << llendl;
}*/
stop_glerror();
glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, mGLIndices);
stop_glerror();
sBindCount++;
sIBOActive = TRUE;
}
BOOL error = FALSE;
if (gDebugGL)
{
GLint buff;
glGetIntegerv(GL_ARRAY_BUFFER_BINDING_ARB, &buff);
if ((GLuint)buff != mGLBuffer)
{
llerrs << "Invalid GL vertex buffer bound: " << buff << llendl;
}
if (mGLIndices)
{
glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB, &buff);
if ((GLuint)buff != mGLIndices)
{
llerrs << "Invalid GL index buffer bound: " << buff << llendl;
}
}
}
if (mResized)
{
if (gDebugGL)
{
GLint buff;
glGetIntegerv(GL_ARRAY_BUFFER_BINDING_ARB, &buff);
if ((GLuint)buff != mGLBuffer)
{
llerrs << "Invalid GL vertex buffer bound: " << buff << llendl;
}
if (mGLIndices != 0)
{
glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB, &buff);
if ((GLuint)buff != mGLIndices)
{
llerrs << "Invalid GL index buffer bound: " << buff << llendl;
}
}
}
if (mGLBuffer)
{
stop_glerror();
glBufferDataARB(GL_ARRAY_BUFFER_ARB, getSize(), NULL, mUsage);
stop_glerror();
}
if (mGLIndices)
{
stop_glerror();
glBufferDataARB(GL_ELEMENT_ARRAY_BUFFER_ARB, getIndicesSize(), NULL, mUsage);
stop_glerror();
}
mEmpty = TRUE;
mResized = FALSE;
if (data_mask != 0)
{
llerrs << "Buffer set for rendering before being filled after resize." << llendl;
}
}
if (error)
{
llerrs << "LLVertexBuffer::mapBuffer failed" << llendl;
}
unmapBuffer(type);
}
else
{
if (mGLBuffer)
{
if (sVBOActive)
{
glBindBufferARB(GL_ARRAY_BUFFER_ARB, 0);
sBindCount++;
sVBOActive = FALSE;
setup = TRUE; // ... or a VBO is deactivated
}
if (sGLRenderBuffer != mGLBuffer)
{
setup = TRUE; // ... or a client memory pointer changed
}
}
if (mGLIndices && sIBOActive)
{
/*if (sMapped)
{
llerrs << "VBO unbound while potentially mapped!" << llendl;
}*/
glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, 0);
sBindCount++;
sIBOActive = FALSE;
}
}
setupClientArrays(data_mask);
if (mGLIndices)
{
sGLRenderIndices = mGLIndices;
}
if (mGLBuffer)
{
sGLRenderBuffer = mGLBuffer;
if (data_mask && setup)
{
setupVertexBuffer(data_mask); // subclass specific setup (virtual function)
sSetCount++;
}
}
}
void LLVertexBuffer::resizeBuffer(S32 newnverts, S32 newnindices)
{
llassert(newnverts >= 0);
llassert(newnindices >= 0);
mRequestedNumVerts = newnverts;
mRequestedNumIndices = newnindices;
LLMemType mt(LLMemType::MTYPE_VERTEX_DATA);
mDynamicSize = TRUE;
if (mUsage == GL_STATIC_DRAW_ARB)
{ //always delete/allocate static buffers on resize
destroyGLBuffer();
destroyGLIndices();
allocateBuffer(newnverts, newnindices, TRUE);
mFinal = FALSE;
}
else if (newnverts > mNumVerts || newnindices > mNumIndices ||
newnverts < mNumVerts/2 || newnindices < mNumIndices/2)
{
sAllocatedBytes -= getSize() + getIndicesSize();
S32 oldsize = getSize();
S32 old_index_size = getIndicesSize();
updateNumVerts(newnverts);
updateNumIndices(newnindices);
S32 newsize = getSize();
S32 new_index_size = getIndicesSize();
sAllocatedBytes += newsize + new_index_size;
if (newsize)
{
if (!mGLBuffer)
{ //no buffer exists, create a new one
createGLBuffer();
}
else
{
//delete old buffer, keep GL buffer for now
if (!useVBOs())
{
volatile U8* old = mMappedData;
mMappedData = (U8*) ll_aligned_malloc_16(newsize);
if (old)
{
memcpy((void*)mMappedData, (void*)old, llmin(newsize, oldsize));
if ((newsize > oldsize) && !sOmitBlank)
{
memset((void*)(mMappedData+oldsize), 0, newsize-oldsize);
}
ll_aligned_free_16((void*)old);
}
else
{
if (!sOmitBlank) memset((void*)mMappedData, 0, newsize);
mEmpty = TRUE;
}
}
mResized = TRUE;
}
}
else if (mGLBuffer)
{
destroyGLBuffer();
}
if (new_index_size)
{
if (!mGLIndices)
{
createGLIndices();
}
else
{
if (!useVBOs())
{
//delete old buffer, keep GL buffer for now
volatile U8* old = mMappedIndexData;
mMappedIndexData = (U8*) ll_aligned_malloc_16(new_index_size);
if (old)
{
memcpy((void*)mMappedIndexData, (void*)old, llmin(new_index_size, old_index_size));
if ((new_index_size > old_index_size) && !sOmitBlank)
{
memset((void*)(mMappedIndexData+old_index_size), 0, new_index_size - old_index_size);
}
ll_aligned_free_16((void*)old);
}
else
{
if (!sOmitBlank) memset((void*)mMappedIndexData, 0, new_index_size);
mEmpty = TRUE;
}
}
mResized = TRUE;
}
}
else if (mGLIndices)
{
destroyGLIndices();
}
}
if (mResized && useVBOs())
{
freeClientBuffer() ;
setBuffer(0);
}
}