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-rw-r--r--indra/llrender/llcubemap.cpp2
-rw-r--r--indra/llrender/llgl.cpp79
-rw-r--r--indra/llrender/llgl.h26
-rw-r--r--indra/llrender/llglheaders.h13
-rw-r--r--indra/llrender/llglslshader.cpp9
-rw-r--r--indra/llrender/llglslshader.h4
-rw-r--r--indra/llrender/llimagegl.cpp62
-rw-r--r--indra/llrender/llimagegl.h10
-rw-r--r--indra/llrender/llrendertarget.cpp8
-rw-r--r--indra/llrender/llvertexbuffer.cpp121
-rw-r--r--indra/llrender/llvertexbuffer.h25
11 files changed, 273 insertions, 86 deletions
diff --git a/indra/llrender/llcubemap.cpp b/indra/llrender/llcubemap.cpp
index 45a3b18179..32e4c0d18e 100644
--- a/indra/llrender/llcubemap.cpp
+++ b/indra/llrender/llcubemap.cpp
@@ -81,7 +81,7 @@ void LLCubeMap::initGL()
{
U32 texname = 0;
- LLImageGL::generateTextures(1, &texname);
+ LLImageGL::generateTextures(LLTexUnit::TT_CUBE_MAP, 1, &texname);
for (int i = 0; i < 6; i++)
{
diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp
index 639d967853..3946c43929 100644
--- a/indra/llrender/llgl.cpp
+++ b/indra/llrender/llgl.cpp
@@ -249,6 +249,12 @@ PFNGLTEXIMAGE3DMULTISAMPLEPROC glTexImage3DMultisample = NULL;
PFNGLGETMULTISAMPLEFVPROC glGetMultisamplefv = NULL;
PFNGLSAMPLEMASKIPROC glSampleMaski = NULL;
+//transform feedback (4.0 core)
+PFNGLBEGINTRANSFORMFEEDBACKPROC glBeginTransformFeedback = NULL;
+PFNGLENDTRANSFORMFEEDBACKPROC glEndTransformFeedback = NULL;
+PFNGLTRANSFORMFEEDBACKVARYINGSPROC glTransformFeedbackVaryings = NULL;
+PFNGLBINDBUFFERRANGEPROC glBindBufferRange = NULL;
+
//GL_ARB_debug_output
PFNGLDEBUGMESSAGECONTROLARBPROC glDebugMessageControlARB = NULL;
PFNGLDEBUGMESSAGEINSERTARBPROC glDebugMessageInsertARB = NULL;
@@ -421,6 +427,7 @@ LLGLManager::LLGLManager() :
mHasDrawBuffers(FALSE),
mHasTextureRectangle(FALSE),
mHasTextureMultisample(FALSE),
+ mHasTransformFeedback(FALSE),
mMaxSampleMaskWords(0),
mMaxColorTextureSamples(0),
mMaxDepthTextureSamples(0),
@@ -969,6 +976,7 @@ void LLGLManager::initExtensions()
mHasTextureRectangle = ExtensionExists("GL_ARB_texture_rectangle", gGLHExts.mSysExts);
mHasTextureMultisample = ExtensionExists("GL_ARB_texture_multisample", gGLHExts.mSysExts);
mHasDebugOutput = ExtensionExists("GL_ARB_debug_output", gGLHExts.mSysExts);
+ mHasTransformFeedback = mGLVersion >= 4.f ? TRUE : FALSE;
#if !LL_DARWIN
mHasPointParameters = !mIsATI && ExtensionExists("GL_ARB_point_parameters", gGLHExts.mSysExts);
#endif
@@ -1208,7 +1216,14 @@ void LLGLManager::initExtensions()
glTexImage3DMultisample = (PFNGLTEXIMAGE3DMULTISAMPLEPROC) GLH_EXT_GET_PROC_ADDRESS("glTexImage3DMultisample");
glGetMultisamplefv = (PFNGLGETMULTISAMPLEFVPROC) GLH_EXT_GET_PROC_ADDRESS("glGetMultisamplefv");
glSampleMaski = (PFNGLSAMPLEMASKIPROC) GLH_EXT_GET_PROC_ADDRESS("glSampleMaski");
- }
+ }
+ if (mHasTransformFeedback)
+ {
+ glBeginTransformFeedback = (PFNGLBEGINTRANSFORMFEEDBACKPROC) GLH_EXT_GET_PROC_ADDRESS("glBeginTransformFeedback");
+ glEndTransformFeedback = (PFNGLENDTRANSFORMFEEDBACKPROC) GLH_EXT_GET_PROC_ADDRESS("glEndTransformFeedback");
+ glTransformFeedbackVaryings = (PFNGLTRANSFORMFEEDBACKVARYINGSPROC) GLH_EXT_GET_PROC_ADDRESS("glTransformFeedbackVaryings");
+ glBindBufferRange = (PFNGLBINDBUFFERRANGEPROC) GLH_EXT_GET_PROC_ADDRESS("glBindBufferRange");
+ }
if (mHasDebugOutput)
{
glDebugMessageControlARB = (PFNGLDEBUGMESSAGECONTROLARBPROC) GLH_EXT_GET_PROC_ADDRESS("glDebugMessageControlARB");
@@ -2433,3 +2448,65 @@ LLGLSquashToFarClip::~LLGLSquashToFarClip()
gGL.matrixMode(LLRender::MM_MODELVIEW);
}
+
+
+LLGLSyncFence::LLGLSyncFence()
+{
+#ifdef GL_ARB_sync
+ mSync = 0;
+#endif
+}
+
+LLGLSyncFence::~LLGLSyncFence()
+{
+#ifdef GL_ARB_sync
+ if (mSync)
+ {
+ glDeleteSync(mSync);
+ }
+#endif
+}
+
+void LLGLSyncFence::placeFence()
+{
+#ifdef GL_ARB_sync
+ if (mSync)
+ {
+ glDeleteSync(mSync);
+ }
+ mSync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
+#endif
+}
+
+bool LLGLSyncFence::isCompleted()
+{
+ bool ret = true;
+#ifdef GL_ARB_sync
+ if (mSync)
+ {
+ GLenum status = glClientWaitSync(mSync, 0, 1);
+ if (status == GL_TIMEOUT_EXPIRED)
+ {
+ ret = false;
+ }
+ }
+#endif
+ return ret;
+}
+
+void LLGLSyncFence::wait()
+{
+#ifdef GL_ARB_sync
+ if (mSync)
+ {
+ while (glClientWaitSync(mSync, 0, FENCE_WAIT_TIME_NANOSECONDS) == GL_TIMEOUT_EXPIRED)
+ { //track the number of times we've waited here
+ static S32 waits = 0;
+ waits++;
+ }
+ }
+#endif
+}
+
+
+
diff --git a/indra/llrender/llgl.h b/indra/llrender/llgl.h
index 9c3a47bd50..c26b75eff7 100644
--- a/indra/llrender/llgl.h
+++ b/indra/llrender/llgl.h
@@ -104,6 +104,7 @@ public:
BOOL mHasDepthClamp;
BOOL mHasTextureRectangle;
BOOL mHasTextureMultisample;
+ BOOL mHasTransformFeedback;
S32 mMaxSampleMaskWords;
S32 mMaxColorTextureSamples;
S32 mMaxDepthTextureSamples;
@@ -418,6 +419,31 @@ public:
virtual void updateGL() = 0;
};
+const U32 FENCE_WAIT_TIME_NANOSECONDS = 10000; //1 ms
+
+class LLGLFence
+{
+public:
+ virtual void placeFence() = 0;
+ virtual bool isCompleted() = 0;
+ virtual void wait() = 0;
+};
+
+class LLGLSyncFence : public LLGLFence
+{
+public:
+#ifdef GL_ARB_sync
+ GLsync mSync;
+#endif
+
+ LLGLSyncFence();
+ virtual ~LLGLSyncFence();
+
+ void placeFence();
+ bool isCompleted();
+ void wait();
+};
+
extern LLMatrix4 gGLObliqueProjectionInverse;
#include "llglstates.h"
diff --git a/indra/llrender/llglheaders.h b/indra/llrender/llglheaders.h
index d61ec707f0..a0727b8686 100644
--- a/indra/llrender/llglheaders.h
+++ b/indra/llrender/llglheaders.h
@@ -528,6 +528,13 @@ extern PFNGLTEXIMAGE3DMULTISAMPLEPROC glTexImage3DMultisample;
extern PFNGLGETMULTISAMPLEFVPROC glGetMultisamplefv;
extern PFNGLSAMPLEMASKIPROC glSampleMaski;
+//transform feedback (4.0 core)
+extern PFNGLBEGINTRANSFORMFEEDBACKPROC glBeginTransformFeedback;
+extern PFNGLENDTRANSFORMFEEDBACKPROC glEndTransformFeedback;
+extern PFNGLTRANSFORMFEEDBACKVARYINGSPROC glTransformFeedbackVaryings;
+extern PFNGLBINDBUFFERRANGEPROC glBindBufferRange;
+
+
#elif LL_WINDOWS
//----------------------------------------------------------------------------
// LL_WINDOWS
@@ -759,6 +766,12 @@ extern PFNGLTEXIMAGE3DMULTISAMPLEPROC glTexImage3DMultisample;
extern PFNGLGETMULTISAMPLEFVPROC glGetMultisamplefv;
extern PFNGLSAMPLEMASKIPROC glSampleMaski;
+//transform feedback (4.0 core)
+extern PFNGLBEGINTRANSFORMFEEDBACKPROC glBeginTransformFeedback;
+extern PFNGLENDTRANSFORMFEEDBACKPROC glEndTransformFeedback;
+extern PFNGLTRANSFORMFEEDBACKVARYINGSPROC glTransformFeedbackVaryings;
+extern PFNGLBINDBUFFERRANGEPROC glBindBufferRange;
+
//GL_ARB_debug_output
extern PFNGLDEBUGMESSAGECONTROLARBPROC glDebugMessageControlARB;
extern PFNGLDEBUGMESSAGEINSERTARBPROC glDebugMessageInsertARB;
diff --git a/indra/llrender/llglslshader.cpp b/indra/llrender/llglslshader.cpp
index 4b7e639aed..149e8cc548 100644
--- a/indra/llrender/llglslshader.cpp
+++ b/indra/llrender/llglslshader.cpp
@@ -129,7 +129,9 @@ void LLGLSLShader::unload()
}
BOOL LLGLSLShader::createShader(vector<string> * attributes,
- vector<string> * uniforms)
+ vector<string> * uniforms,
+ U32 varying_count,
+ const char** varyings)
{
//reloading, reset matrix hash values
for (U32 i = 0; i < LLRender::NUM_MATRIX_MODES; ++i)
@@ -172,6 +174,11 @@ BOOL LLGLSLShader::createShader(vector<string> * attributes,
mFeatures.mIndexedTextureChannels = llmin(mFeatures.mIndexedTextureChannels, 1);
}
+ if (varying_count > 0 && varyings)
+ {
+ glTransformFeedbackVaryings(mProgramObject, varying_count, varyings, GL_INTERLEAVED_ATTRIBS);
+ }
+
// Map attributes and uniforms
if (success)
{
diff --git a/indra/llrender/llglslshader.h b/indra/llrender/llglslshader.h
index 7873fe3c4e..5c68cb46eb 100644
--- a/indra/llrender/llglslshader.h
+++ b/indra/llrender/llglslshader.h
@@ -76,7 +76,9 @@ public:
void unload();
BOOL createShader(std::vector<std::string> * attributes,
- std::vector<std::string> * uniforms);
+ std::vector<std::string> * uniforms,
+ U32 varying_count = 0,
+ const char** varyings = NULL);
BOOL attachObject(std::string object);
void attachObject(GLhandleARB object);
void attachObjects(GLhandleARB* objects = NULL, S32 count = 0);
diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp
index 17131c9d8a..3bdee6cade 100644
--- a/indra/llrender/llimagegl.cpp
+++ b/indra/llrender/llimagegl.cpp
@@ -51,7 +51,8 @@ S32 LLImageGL::sGlobalTextureMemoryInBytes = 0;
S32 LLImageGL::sBoundTextureMemoryInBytes = 0;
S32 LLImageGL::sCurBoundTextureMemory = 0;
S32 LLImageGL::sCount = 0;
-std::list<U32> LLImageGL::sDeadTextureList;
+std::list<U32> LLImageGL::sDeadTextureList[LLTexUnit::TT_NONE];
+U32 LLImageGL::sCurTexName = 1;
BOOL LLImageGL::sGlobalUseAnisotropic = FALSE;
F32 LLImageGL::sLastFrameTime = 0.f;
@@ -1093,23 +1094,49 @@ BOOL LLImageGL::setSubImageFromFrameBuffer(S32 fb_x, S32 fb_y, S32 x_pos, S32 y_
}
// static
-void LLImageGL::generateTextures(S32 numTextures, U32 *textures)
+void LLImageGL::generateTextures(LLTexUnit::eTextureType type, S32 numTextures, U32 *textures)
{
- glGenTextures(numTextures, (GLuint*)textures);
+ for (S32 i = 0; i < numTextures; ++i)
+ {
+ if (!sDeadTextureList[type].empty())
+ {
+ textures[i] = sDeadTextureList[type].front();
+ sDeadTextureList[type].pop_front();
+ }
+ else
+ {
+ textures[i] = sCurTexName++;
+ }
+ }
}
// static
-void LLImageGL::deleteTextures(S32 numTextures, U32 *textures, bool immediate)
+void LLImageGL::deleteTextures(LLTexUnit::eTextureType type, S32 numTextures, U32 *textures, bool immediate)
{
- for (S32 i = 0; i < numTextures; i++)
- {
- sDeadTextureList.push_back(textures[i]);
- }
+ for (S32 i = 0; i < numTextures; ++i)
+ { //remove texture from VRAM by setting its size to zero
+ gGL.getTexUnit(0)->bindManual(type, textures[i]);
- if (immediate)
+ if (type == LLTexUnit::TT_CUBE_MAP)
+ {
+ glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, 0, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, 0, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, 0, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, 0, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, 0, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ }
+ else
+ {
+ glTexImage2D(LLTexUnit::getInternalType(type), 0, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ }
+ sDeadTextureList[type].push_back(textures[i]);
+ }
+
+ /*if (immediate)
{
LLImageGL::deleteDeadTextures();
- }
+ }*/
}
// static
@@ -1234,10 +1261,11 @@ BOOL LLImageGL::createGLTexture()
if(mTexName)
{
- glDeleteTextures(1, (reinterpret_cast<GLuint*>(&mTexName))) ;
+ LLImageGL::deleteTextures(mBindTarget, 1, (reinterpret_cast<GLuint*>(&mTexName))) ;
}
- glGenTextures(1, (GLuint*)&mTexName);
+
+ LLImageGL::generateTextures(mBindTarget, 1, &mTexName);
stop_glerror();
if (!mTexName)
{
@@ -1350,7 +1378,7 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_
}
else
{
- LLImageGL::generateTextures(1, &mTexName);
+ LLImageGL::generateTextures(mBindTarget, 1, &mTexName);
stop_glerror();
{
llverify(gGL.getTexUnit(0)->bind(this));
@@ -1400,7 +1428,7 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_
decTextureCounter(mTextureMemory, mComponents, mCategory) ;
}
- LLImageGL::deleteTextures(1, &old_name);
+ LLImageGL::deleteTextures(mBindTarget,1, &old_name);
stop_glerror();
}
@@ -1533,7 +1561,7 @@ void LLImageGL::deleteDeadTextures()
{
bool reset = false;
- while (!sDeadTextureList.empty())
+ /*while (!sDeadTextureList.empty())
{
GLuint tex = sDeadTextureList.front();
sDeadTextureList.pop_front();
@@ -1555,7 +1583,7 @@ void LLImageGL::deleteDeadTextures()
glDeleteTextures(1, &tex);
stop_glerror();
- }
+ }*/
if (reset)
{
@@ -1577,7 +1605,7 @@ void LLImageGL::destroyGLTexture()
mTextureMemory = 0;
}
- LLImageGL::deleteTextures(1, &mTexName);
+ LLImageGL::deleteTextures(mBindTarget, 1, &mTexName);
mTexName = 0;
mCurrentDiscardLevel = -1 ; //invalidate mCurrentDiscardLevel.
mGLTextureCreated = FALSE ;
diff --git a/indra/llrender/llimagegl.h b/indra/llrender/llimagegl.h
index e23005fe29..8c9cea111e 100644
--- a/indra/llrender/llimagegl.h
+++ b/indra/llrender/llimagegl.h
@@ -45,8 +45,12 @@ class LLImageGL : public LLRefCount
{
friend class LLTexUnit;
public:
- static std::list<U32> sDeadTextureList;
+ static U32 sCurTexName;
+ static std::list<U32> sDeadTextureList[LLTexUnit::TT_NONE];
+ // These 2 functions replace glGenTextures() and glDeleteTextures()
+ static void generateTextures(LLTexUnit::eTextureType type, S32 numTextures, U32 *textures);
+ static void deleteTextures(LLTexUnit::eTextureType type, S32 numTextures, U32 *textures, bool immediate = false);
static void deleteDeadTextures();
// Size calculation
@@ -96,10 +100,6 @@ public:
void setComponents(S32 ncomponents) { mComponents = (S8)ncomponents ;}
void setAllowCompression(bool allow) { mAllowCompression = allow; }
- // These 3 functions currently wrap glGenTextures(), glDeleteTextures(), and glTexImage2D()
- // for tracking purposes and will be deprecated in the future
- static void generateTextures(S32 numTextures, U32 *textures);
- static void deleteTextures(S32 numTextures, U32 *textures, bool immediate = false);
static void setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels, bool allow_compression = true);
BOOL createGLTexture() ;
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp
index 780f1dc484..f0dd6f3bd6 100644
--- a/indra/llrender/llrendertarget.cpp
+++ b/indra/llrender/llrendertarget.cpp
@@ -135,7 +135,7 @@ bool LLRenderTarget::addColorAttachment(U32 color_fmt)
}
U32 tex;
- LLImageGL::generateTextures(1, &tex);
+ LLImageGL::generateTextures(mUsage, 1, &tex);
gGL.getTexUnit(0)->bindManual(mUsage, tex);
stop_glerror();
@@ -217,7 +217,7 @@ bool LLRenderTarget::allocateDepth()
}
else
{
- LLImageGL::generateTextures(1, &mDepth);
+ LLImageGL::generateTextures(mUsage, 1, &mDepth);
gGL.getTexUnit(0)->bindManual(mUsage, mDepth);
U32 internal_type = LLTexUnit::getInternalType(mUsage);
@@ -294,7 +294,7 @@ void LLRenderTarget::release()
}
else
{
- LLImageGL::deleteTextures(1, &mDepth, true);
+ LLImageGL::deleteTextures(mUsage, 1, &mDepth, true);
stop_glerror();
}
mDepth = 0;
@@ -326,7 +326,7 @@ void LLRenderTarget::release()
if (mTex.size() > 0)
{
sBytesAllocated -= mResX*mResY*4*mTex.size();
- LLImageGL::deleteTextures(mTex.size(), &mTex[0], true);
+ LLImageGL::deleteTextures(mUsage, mTex.size(), &mTex[0], true);
mTex.clear();
}
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp
index 7b12304967..6a218e7734 100644
--- a/indra/llrender/llvertexbuffer.cpp
+++ b/indra/llrender/llvertexbuffer.cpp
@@ -93,6 +93,11 @@ LLVBOPool LLVertexBuffer::sDynamicIBOPool(GL_DYNAMIC_DRAW_ARB, GL_ELEMENT_ARRAY_
U32 LLVBOPool::sBytesPooled = 0;
U32 LLVBOPool::sIndexBytesPooled = 0;
+U32 LLVBOPool::sCurGLName = 1;
+
+std::list<U32> LLVertexBuffer::sAvailableVAOName;
+U32 LLVertexBuffer::sCurVAOName = 1;
+
U32 LLVertexBuffer::sAllocatedIndexBytes = 0;
U32 LLVertexBuffer::sIndexCount = 0;
@@ -117,59 +122,38 @@ bool LLVertexBuffer::sUseStreamDraw = true;
bool LLVertexBuffer::sUseVAO = false;
bool LLVertexBuffer::sPreferStreamDraw = false;
-const U32 FENCE_WAIT_TIME_NANOSECONDS = 10000; //1 ms
-class LLGLSyncFence : public LLGLFence
+U32 LLVBOPool::genBuffer()
{
-public:
-#ifdef GL_ARB_sync
- GLsync mSync;
-#endif
-
- LLGLSyncFence()
- {
-#ifdef GL_ARB_sync
- mSync = 0;
-#endif
- }
+ U32 ret = 0;
- virtual ~LLGLSyncFence()
+ if (mGLNamePool.empty())
{
-#ifdef GL_ARB_sync
- if (mSync)
- {
- glDeleteSync(mSync);
- }
-#endif
+ ret = sCurGLName++;
}
-
- void placeFence()
+ else
{
-#ifdef GL_ARB_sync
- if (mSync)
- {
- glDeleteSync(mSync);
- }
- mSync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
-#endif
+ ret = mGLNamePool.front();
+ mGLNamePool.pop_front();
}
- void wait()
- {
-#ifdef GL_ARB_sync
- if (mSync)
- {
- while (glClientWaitSync(mSync, 0, FENCE_WAIT_TIME_NANOSECONDS) == GL_TIMEOUT_EXPIRED)
- { //track the number of times we've waited here
- static S32 waits = 0;
- waits++;
- }
- }
-#endif
- }
+ return ret;
+}
+
+void LLVBOPool::deleteBuffer(U32 name)
+{
+ LLVertexBuffer::unbind();
+ glBindBufferARB(mType, name);
+ glBufferDataARB(mType, 0, NULL, mUsage);
+
+ llassert(std::find(mGLNamePool.begin(), mGLNamePool.end(), name) == mGLNamePool.end());
+
+ mGLNamePool.push_back(name);
+
+ LLVertexBuffer::unbind();
+}
-};
LLVBOPool::LLVBOPool(U32 vboUsage, U32 vboType)
: mUsage(vboUsage), mType(vboType)
@@ -178,6 +162,9 @@ LLVBOPool::LLVBOPool(U32 vboUsage, U32 vboType)
std::fill(mMissCount.begin(), mMissCount.end(), 0);
}
+static LLFastTimer::DeclareTimer FTM_VBO_GEN_BUFFER("gen buffers");
+static LLFastTimer::DeclareTimer FTM_VBO_BUFFER_DATA("glBufferData");
+
volatile U8* LLVBOPool::allocate(U32& name, U32 size, bool for_seed)
{
@@ -198,7 +185,10 @@ volatile U8* LLVBOPool::allocate(U32& name, U32 size, bool for_seed)
if (mFreeList[i].empty() || for_seed)
{
//make a new buffer
- glGenBuffersARB(1, &name);
+ {
+ LLFastTimer t(FTM_VBO_GEN_BUFFER);
+ name = genBuffer();
+ }
glBindBufferARB(mType, name);
if (!for_seed && i < LL_VBO_POOL_SEED_COUNT)
@@ -222,6 +212,7 @@ volatile U8* LLVBOPool::allocate(U32& name, U32 size, bool for_seed)
}
else
{ //always use a true hint of static draw when allocating non-client-backed buffers
+ LLFastTimer t(FTM_VBO_BUFFER_DATA);
glBufferDataARB(mType, size, 0, GL_STATIC_DRAW_ARB);
}
@@ -324,7 +315,7 @@ void LLVBOPool::release(U32 name, volatile U8* buffer, U32 size)
mFreeList[i].push_back(rec);
}
#else //no pooling
- glDeleteBuffersARB(1, &name);
+ deleteBuffer(name);
ll_aligned_free_16((U8*) buffer);
if (mType == GL_ARRAY_BUFFER_ARB)
@@ -375,8 +366,8 @@ void LLVBOPool::cleanup()
{
Record& r = l.front();
- glDeleteBuffersARB(1, &r.mGLName);
-
+ deleteBuffer(r.mGLName);
+
if (r.mClientData)
{
ll_aligned_free_16((void*) r.mClientData);
@@ -434,6 +425,30 @@ U32 LLVertexBuffer::sGLMode[LLRender::NUM_MODES] =
GL_LINE_LOOP,
};
+//static
+U32 LLVertexBuffer::getVAOName()
+{
+ U32 ret = 0;
+
+ if (!sAvailableVAOName.empty())
+ {
+ ret = sAvailableVAOName.front();
+ sAvailableVAOName.pop_front();
+ }
+ else
+ {
+ glGenVertexArrays(1, &ret);
+ }
+
+ return ret;
+}
+
+//static
+void LLVertexBuffer::releaseVAOName(U32 name)
+{
+ sAvailableVAOName.push_back(name);
+}
+
//static
void LLVertexBuffer::seedPools()
@@ -1052,7 +1067,7 @@ LLVertexBuffer::~LLVertexBuffer()
if (mGLArray)
{
#if GL_ARB_vertex_array_object
- glDeleteVertexArrays(1, &mGLArray);
+ releaseVAOName(mGLArray);
#endif
}
@@ -1337,7 +1352,7 @@ void LLVertexBuffer::allocateBuffer(S32 nverts, S32 nindices, bool create)
if (gGLManager.mHasVertexArrayObject && useVBOs() && (LLRender::sGLCoreProfile || sUseVAO))
{
#if GL_ARB_vertex_array_object
- glGenVertexArrays(1, &mGLArray);
+ mGLArray = getVAOName();
#endif
setupVertexArray();
}
@@ -2207,6 +2222,14 @@ void LLVertexBuffer::flush()
}
}
+// bind for transform feedback (quick 'n dirty)
+void LLVertexBuffer::bindForFeedback(U32 channel, U32 type, U32 index, U32 count)
+{
+ U32 offset = mOffsets[type] + sTypeSize[type]*index;
+ U32 size= (sTypeSize[type]*count);
+ glBindBufferRange(GL_TRANSFORM_FEEDBACK_BUFFER, channel, mGLBuffer, offset, size);
+}
+
// Set for rendering
void LLVertexBuffer::setBuffer(U32 data_mask)
{
diff --git a/indra/llrender/llvertexbuffer.h b/indra/llrender/llvertexbuffer.h
index a64daa1a90..11fa4ab6a0 100644
--- a/indra/llrender/llvertexbuffer.h
+++ b/indra/llrender/llvertexbuffer.h
@@ -57,6 +57,8 @@ public:
static U32 sBytesPooled;
static U32 sIndexBytesPooled;
+ static U32 sCurGLName;
+
LLVBOPool(U32 vboUsage, U32 vboType);
const U32 mUsage;
@@ -74,6 +76,9 @@ public:
//destroy all records in mFreeList
void cleanup();
+ U32 genBuffer();
+ void deleteBuffer(U32 name);
+
class Record
{
public:
@@ -81,18 +86,14 @@ public:
volatile U8* mClientData;
};
+ std::list<U32> mGLNamePool;
+
typedef std::list<Record> record_list_t;
std::vector<record_list_t> mFreeList;
std::vector<U32> mMissCount;
};
-class LLGLFence
-{
-public:
- virtual void placeFence() = 0;
- virtual void wait() = 0;
-};
//============================================================================
// base class
@@ -127,15 +128,22 @@ public:
static LLVBOPool sStreamIBOPool;
static LLVBOPool sDynamicIBOPool;
+ static std::list<U32> sAvailableVAOName;
+ static U32 sCurVAOName;
+
static bool sUseStreamDraw;
static bool sUseVAO;
static bool sPreferStreamDraw;
static void seedPools();
+ static U32 getVAOName();
+ static void releaseVAOName(U32 name);
+
static void initClass(bool use_vbo, bool no_vbo_mapping);
static void cleanupClass();
static void setupClientArrays(U32 data_mask);
+ static void pushPositions(U32 mode, const LLVector4a* pos, U32 count);
static void drawArrays(U32 mode, const std::vector<LLVector3>& pos, const std::vector<LLVector3>& norm);
static void drawElements(U32 mode, const LLVector4a* pos, const LLVector2* tc, S32 num_indices, const U16* indicesp);
@@ -212,7 +220,6 @@ protected:
void destroyGLIndices();
void updateNumVerts(S32 nverts);
void updateNumIndices(S32 nindices);
- bool useVBOs() const;
void unmapBuffer();
public:
@@ -222,6 +229,8 @@ public:
volatile U8* mapVertexBuffer(S32 type, S32 index, S32 count, bool map_range);
volatile U8* mapIndexBuffer(S32 index, S32 count, bool map_range);
+ void bindForFeedback(U32 channel, U32 type, U32 index, U32 count);
+
// set for rendering
virtual void setBuffer(U32 data_mask); // calls setupVertexBuffer() if data_mask is not 0
void flush(); //flush pending data to GL memory
@@ -244,12 +253,14 @@ public:
bool getNormalStrider(LLStrider<LLVector3>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getBinormalStrider(LLStrider<LLVector3>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getColorStrider(LLStrider<LLColor4U>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+ bool getTextureIndexStrider(LLStrider<LLColor4U>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getEmissiveStrider(LLStrider<LLColor4U>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getWeightStrider(LLStrider<F32>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getWeight4Strider(LLStrider<LLVector4>& strider, S32 index=0, S32 count = -1, bool map_range = false);
bool getClothWeightStrider(LLStrider<LLVector4>& strider, S32 index=0, S32 count = -1, bool map_range = false);
+ bool useVBOs() const;
bool isEmpty() const { return mEmpty; }
bool isLocked() const { return mVertexLocked || mIndexLocked; }
S32 getNumVerts() const { return mNumVerts; }