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-rw-r--r--indra/llrender/llfontgl.cpp118
-rw-r--r--indra/llrender/llfontgl.h15
-rw-r--r--indra/llrender/llfontvertexbuffer.cpp75
-rw-r--r--indra/llrender/llfontvertexbuffer.h12
-rw-r--r--indra/llrender/llrender.cpp175
-rw-r--r--indra/llrender/llrender.h9
-rw-r--r--indra/llrender/llvertexbuffer.cpp47
-rw-r--r--indra/llrender/llvertexbuffer.h31
8 files changed, 238 insertions, 244 deletions
diff --git a/indra/llrender/llfontgl.cpp b/indra/llrender/llfontgl.cpp
index 701ab4d060..7d74bb3e46 100644
--- a/indra/llrender/llfontgl.cpp
+++ b/indra/llrender/llfontgl.cpp
@@ -42,7 +42,6 @@
#include "lltexture.h"
#include "lldir.h"
#include "llstring.h"
-#include "llvertexbuffer.h"
// Third party library includes
#include <boost/tokenizer.hpp>
@@ -145,8 +144,7 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, const LLRectf& rec
S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, const LLColor4 &color, HAlign halign, VAlign valign, U8 style,
- ShadowType shadow, S32 max_chars, S32 max_pixels, F32* right_x, bool use_ellipses, bool use_color,
- std::list<LLVertexBufferData> *buffer_list) const
+ ShadowType shadow, S32 max_chars, S32 max_pixels, F32* right_x, bool use_ellipses, bool use_color) const
{
LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
@@ -160,7 +158,6 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
return 0;
}
- gGL.flush(); // deliberately empty pending verts
gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
S32 scaled_max_pixels = max_pixels == S32_MAX ? S32_MAX : llceil((F32)max_pixels * sScaleX);
@@ -286,9 +283,6 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
std::pair<EFontGlyphType, S32> bitmap_entry = std::make_pair(EFontGlyphType::Grayscale, -1);
S32 glyph_count = 0;
- S32 buffer_count = 0;
- LLVertexBuffer* vb;
- LLImageGL* font_image = nullptr;
for (i = begin_offset; i < begin_offset + length; i++)
{
llwchar wch = wstr[i];
@@ -312,35 +306,16 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
// otherwise the queued glyphs will be taken from wrong textures.
if (glyph_count > 0)
{
- if (buffer_list)
+ gGL.begin(LLRender::QUADS);
{
- vb = gGL.beginNoCache(LLRender::QUADS, buffer_count);
- if (vb)
- {
- buffer_list->emplace_back(vb, font_image, LLRender::QUADS, buffer_count);
- }
-
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
-
- vb = gGL.getBuffer(buffer_count); // instead of endNoCache to draw now
- if (vb)
- {
- buffer_list->emplace_back(vb, font_image, LLRender::QUADS, buffer_count);
- }
- }
- else
- {
- gGL.begin(LLRender::QUADS);
- {
- gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
- }
- gGL.end();
}
+ gGL.end();
glyph_count = 0;
}
bitmap_entry = next_bitmap_entry;
- font_image = font_bitmap_cache->getImageGL(bitmap_entry.first, bitmap_entry.second);
+ LLImageGL* font_image = font_bitmap_cache->getImageGL(bitmap_entry.first, bitmap_entry.second);
gGL.getTexUnit(0)->bind(font_image);
}
@@ -364,28 +339,11 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
if (glyph_count >= GLYPH_BATCH_SIZE)
{
- if (buffer_list)
+ gGL.begin(LLRender::QUADS);
{
- vb = gGL.beginNoCache(LLRender::QUADS, buffer_count);
- if (vb)
- {
- buffer_list->emplace_back(vb, font_image, LLRender::QUADS, buffer_count);
- }
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
- vb = gGL.endNoCache(buffer_count);
- if (vb)
- {
- buffer_list->emplace_back(vb, font_image, LLRender::QUADS, buffer_count);
- }
- }
- else
- {
- gGL.begin(LLRender::QUADS);
- {
- gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
- }
- gGL.end();
}
+ gGL.end();
glyph_count = 0;
}
@@ -418,29 +376,11 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
cur_render_x = cur_x;
cur_render_y = cur_y;
}
-
- if (buffer_list)
+ gGL.begin(LLRender::QUADS);
{
- vb = gGL.beginNoCache(LLRender::QUADS, buffer_count);
- if (vb)
- {
- buffer_list->emplace_back(vb, font_image, LLRender::QUADS, buffer_count);
- }
gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
- vb = gGL.endNoCache(buffer_count);
- if (vb)
- {
- buffer_list->emplace_back(vb, font_image, LLRender::QUADS, buffer_count);
- }
- }
- else
- {
- gGL.begin(LLRender::QUADS);
- {
- gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4);
- }
- gGL.end();
}
+ gGL.end();
if (right_x)
@@ -454,45 +394,14 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
F32 descender = (F32)llfloor(mFontFreetype->getDescenderHeight());
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- if (buffer_list)
- {
- vb = gGL.beginNoCache(LLRender::LINES, buffer_count);
- if (vb)
- {
- buffer_list->emplace_back(vb, nullptr, LLRender::QUADS, buffer_count);
- }
-
- gGL.vertex2f(start_x, cur_y - descender);
- gGL.vertex2f(cur_x, cur_y - descender);
-
- vb = gGL.getBuffer(buffer_count);
- if (vb)
- {
- buffer_list->emplace_back(vb, nullptr, LLRender::LINES, buffer_count);
- }
- }
- else
- {
- gGL.begin(LLRender::LINES);
- gGL.vertex2f(start_x, cur_y - descender);
- gGL.vertex2f(cur_x, cur_y - descender);
- gGL.end();
- }
- }
- else if (buffer_list)
- {
- vb = gGL.getBuffer(buffer_count);
- if (vb)
- {
- buffer_list->emplace_back(vb, font_image, gGL.getMode(), buffer_count);
- }
+ gGL.begin(LLRender::LINES);
+ gGL.vertex2f(start_x, cur_y - descender);
+ gGL.vertex2f(cur_x, cur_y - descender);
+ gGL.end();
}
if (draw_ellipses)
{
- // signal a separate context
- buffer_list->emplace_back(nullptr, nullptr, 0, 0);
-
// recursively render ellipses at end of string
// we've already reserved enough room
gGL.pushUIMatrix();
@@ -507,8 +416,7 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
S32_MAX, max_pixels,
right_x,
false,
- use_color,
- buffer_list);
+ use_color);
gGL.popUIMatrix();
}
diff --git a/indra/llrender/llfontgl.h b/indra/llrender/llfontgl.h
index 5015601cf6..de7529a583 100644
--- a/indra/llrender/llfontgl.h
+++ b/indra/llrender/llfontgl.h
@@ -33,7 +33,6 @@
#include "llimagegl.h"
#include "llpointer.h"
#include "llrect.h"
-#include "llvertexbuffer.h"
#include "v2math.h"
class LLColor4;
@@ -43,7 +42,6 @@ class LLFontFreetype;
// Structure used to store previously requested fonts.
class LLFontRegistry;
-class LLVertexBuffer;
class LLFontGL
{
@@ -81,16 +79,6 @@ public:
DROP_SHADOW_SOFT
};
- struct LLVertexBufferData
- {
- LLVertexBufferData() : mBuffer(nullptr), mImage(nullptr), mMode(0), mCount(0) {}
- LLVertexBufferData(LLVertexBuffer* buffer, LLImageGL* image, U8 mode, U32 count) : mBuffer(buffer), mImage(image), mMode(mode), mCount(count) {}
- LLPointer<LLVertexBuffer> mBuffer;
- LLPointer <LLImageGL> mImage; // might be a better idea to store
- U8 mMode;
- U32 mCount;
- };
-
LLFontGL();
~LLFontGL();
@@ -131,8 +119,7 @@ public:
S32 max_chars = S32_MAX, S32 max_pixels = S32_MAX,
F32* right_x=NULL,
bool use_ellipses = false,
- bool use_color = true,
- std::list<LLVertexBufferData>* buffer_list = nullptr) const;
+ bool use_color = true) const;
S32 render(const LLWString &text, S32 begin_offset, F32 x, F32 y, const LLColor4 &color) const;
diff --git a/indra/llrender/llfontvertexbuffer.cpp b/indra/llrender/llfontvertexbuffer.cpp
index c4b68c4a6c..284762dc94 100644
--- a/indra/llrender/llfontvertexbuffer.cpp
+++ b/indra/llrender/llfontvertexbuffer.cpp
@@ -60,12 +60,17 @@ S32 LLFontVertexBuffer::render(
bool use_ellipses,
bool use_color )
{
+ if (!LLFontGL::sDisplayFont) //do not display texts
+ {
+ return static_cast<S32>(text.length());
+ }
if (mBufferList.empty())
{
genBuffers(fontp, text, begin_offset, x, y, color, halign, valign,
style, shadow, max_chars, max_pixels, right_x, use_ellipses, use_color);
}
- else if (mLastX != x || mLastY != y
+ else if (mLastX != x
+ || mLastY != y
|| mLastFont != fontp
|| mLastColor != color // alphas change often
|| mLastHalign != halign
@@ -74,7 +79,10 @@ S32 LLFontVertexBuffer::render(
|| mLastMaxChars != max_chars
|| mLastMaxPixels != max_pixels
|| mLastStyle != style
- || mLastShadow != shadow) // ex: buttons change shadow state
+ || mLastShadow != shadow // ex: buttons change shadow state
+ || mLastScaleX != LLFontGL::sScaleX
+ || mLastScaleY != LLFontGL::sScaleY
+ || mLastOrigin != LLFontGL::sCurOrigin)
{
genBuffers(fontp, text, begin_offset, x, y, color, halign, valign,
style, shadow, max_chars, max_pixels, right_x, use_ellipses, use_color);
@@ -110,8 +118,11 @@ void LLFontVertexBuffer::genBuffers(
bool use_color)
{
mBufferList.clear();
+
+ gGL.beginList(&mBufferList);
mChars = fontp->render(text, begin_offset, x, y, color, halign, valign,
- style, shadow, max_chars, max_pixels, right_x, use_ellipses, use_color, &mBufferList);
+ style, shadow, max_chars, max_pixels, right_x, use_ellipses, use_color);
+ gGL.endList();
mLastFont = fontp;
mLastOffset = begin_offset;
@@ -126,67 +137,25 @@ void LLFontVertexBuffer::genBuffers(
mLastStyle = style;
mLastShadow = shadow;
+ mLastScaleX = LLFontGL::sScaleX;
+ mLastScaleY = LLFontGL::sScaleY;
+ mLastOrigin = LLFontGL::sCurOrigin;
+
if (right_x)
{
mLastRightX = *right_x;
}
}
-void render_buffers(LLFontVertexBuffer::buffer_list_t::iterator iter, LLFontVertexBuffer::buffer_list_t::iterator end)
+void LLFontVertexBuffer::renderBuffers()
{
+ gGL.flush(); // deliberately empty pending verts
gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
gGL.pushUIMatrix();
-
- gGL.loadUIIdentity();
-
- // Depth translation, so that floating text appears 'in-world'
- // and is correctly occluded.
- gGL.translatef(0.f, 0.f, LLFontGL::sCurDepth);
-
- gGL.setSceneBlendType(LLRender::BT_ALPHA);
-
- while (iter != end)
- {
- if (iter->mBuffer == nullptr)
- {
- // elipses indicator
- iter++;
- break;
- }
- if (iter->mImage)
- {
- gGL.getTexUnit(0)->bind(iter->mImage);
- }
- else
- {
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- }
- iter->mBuffer->setBuffer();
-
- if (LLRender::sGLCoreProfile && iter->mMode == LLRender::QUADS)
- {
- iter->mBuffer->drawArrays(LLRender::TRIANGLES, 0, iter->mCount);
- }
- else
- {
- iter->mBuffer->drawArrays(iter->mMode, 0, iter->mCount);
- }
- iter++;
- }
-
- if (iter != end)
+ for (LLVertexBufferData& buffer : mBufferList)
{
- gGL.pushUIMatrix();
- render_buffers(iter, end);
- gGL.popUIMatrix();
+ buffer.draw();
}
-
gGL.popUIMatrix();
}
-void LLFontVertexBuffer::renderBuffers()
-{
- gGL.flush(); // deliberately empty pending verts
- render_buffers(mBufferList.begin(), mBufferList.end());
-}
-
diff --git a/indra/llrender/llfontvertexbuffer.h b/indra/llrender/llfontvertexbuffer.h
index 458b0a91bb..7c29e1097b 100644
--- a/indra/llrender/llfontvertexbuffer.h
+++ b/indra/llrender/llfontvertexbuffer.h
@@ -30,7 +30,7 @@
#include "llfontgl.h"
-class LLVertexBuffer;
+class LLVertexBufferData;
class LLFontVertexBuffer
{
@@ -52,8 +52,6 @@ public:
F32* right_x = NULL,
bool use_ellipses = false,
bool use_color = true);
-
- typedef std::list<LLFontGL::LLVertexBufferData> buffer_list_t;
private:
void genBuffers(const LLFontGL* fontp,
@@ -71,7 +69,7 @@ private:
void renderBuffers();
- buffer_list_t mBufferList;
+ std::list<LLVertexBufferData> mBufferList;
S32 mChars = 0;
const LLFontGL *mLastFont = nullptr;
S32 mLastOffset = 0;
@@ -86,6 +84,12 @@ private:
U8 mLastStyle = LLFontGL::NORMAL;
LLFontGL::ShadowType mLastShadow = LLFontGL::NO_SHADOW;
F32 mLastRightX = 0.f;
+
+ // LLFontGL's statics
+ F32 mLastScaleX = 1.f;
+ F32 mLastScaleY = 1.f;
+ LLCoordGL mLastOrigin;
+
bool mTrackStringChanges = true;
static std::hash<LLWString> sStringHasher;
diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index 8cd2d9cc15..182f61f907 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -77,6 +77,7 @@ struct LLVBCache
};
static std::unordered_map<U64, LLVBCache> sVBCache;
+static thread_local std::list<LLVertexBufferData> *sBufferDataList = nullptr;
static const GLenum sGLTextureType[] =
{
@@ -1528,6 +1529,25 @@ void LLRender::clearErrors()
}
}
+void LLRender::beginList(std::list<LLVertexBufferData> *list)
+{
+ flush();
+ sBufferDataList = list;
+}
+
+void LLRender::endList()
+{
+ if (sBufferDataList)
+ {
+ flush();
+ sBufferDataList = nullptr;
+ }
+ else
+ {
+ llassert(false); // something failed to provide a list or closed it twice
+ }
+}
+
void LLRender::begin(const GLuint& mode)
{
if (mode != mMode)
@@ -1663,78 +1683,26 @@ void LLRender::flush()
if (mBuffer)
{
- HBXXH64 hash;
- U32 attribute_mask = LLGLSLShader::sCurBoundShaderPtr->mAttributeMask;
+ LLVertexBuffer *vb;
- {
- LL_PROFILE_ZONE_NAMED_CATEGORY_VERTEX("vb cache hash");
-
- hash.update((U8*)mVerticesp.get(), count * sizeof(LLVector4a));
- if (attribute_mask & LLVertexBuffer::MAP_TEXCOORD0)
- {
- hash.update((U8*)mTexcoordsp.get(), count * sizeof(LLVector2));
- }
-
- if (attribute_mask & LLVertexBuffer::MAP_COLOR)
- {
- hash.update((U8*)mColorsp.get(), count * sizeof(LLColor4U));
- }
-
- hash.finalize();
- }
-
-
- U64 vhash = hash.digest();
-
- // check the VB cache before making a new vertex buffer
- // This is a giant hack to deal with (mostly) our terrible UI rendering code
- // that was built on top of OpenGL immediate mode. Huge performance wins
- // can be had by not uploading geometry to VRAM unless absolutely necessary.
- // Most of our usage of the "immediate mode" style draw calls is actually
- // sending the same geometry over and over again.
- // To leverage this, we maintain a running hash of the vertex stream being
- // built up before a flush, and then check that hash against a VB
- // cache just before creating a vertex buffer in VRAM
- std::unordered_map<U64, LLVBCache>::iterator cache = sVBCache.find(vhash);
-
- LLPointer<LLVertexBuffer> vb;
+ U32 attribute_mask = LLGLSLShader::sCurBoundShaderPtr->mAttributeMask;
- if (cache != sVBCache.end())
+ if (sBufferDataList)
{
- LL_PROFILE_ZONE_NAMED_CATEGORY_VERTEX("vb cache hit");
- // cache hit, just use the cached buffer
- vb = cache->second.vb;
- cache->second.touched = std::chrono::steady_clock::now();
+ vb = genBuffer(attribute_mask, count);
+ sBufferDataList->emplace_back(
+ vb,
+ mMode,
+ count,
+ gGL.getTexUnit(0)->mCurrTexture,
+ mMatrix[MM_MODELVIEW][mMatIdx[MM_MODELVIEW]],
+ mMatrix[MM_PROJECTION][mMatIdx[MM_PROJECTION]],
+ mMatrix[MM_TEXTURE0][mMatIdx[MM_TEXTURE0]]
+ );
}
else
{
- LL_PROFILE_ZONE_NAMED_CATEGORY_VERTEX("vb cache miss");
- vb = genBuffer(attribute_mask, count);
-
- sVBCache[vhash] = { vb , std::chrono::steady_clock::now() };
-
- static U32 miss_count = 0;
- miss_count++;
- if (miss_count > 1024)
- {
- LL_PROFILE_ZONE_NAMED_CATEGORY_VERTEX("vb cache clean");
- miss_count = 0;
- auto now = std::chrono::steady_clock::now();
-
- using namespace std::chrono_literals;
- // every 1024 misses, clean the cache of any VBs that haven't been touched in the last second
- for (std::unordered_map<U64, LLVBCache>::iterator iter = sVBCache.begin(); iter != sVBCache.end(); )
- {
- if (now - iter->second.touched > 1s)
- {
- iter = sVBCache.erase(iter);
- }
- else
- {
- ++iter;
- }
- }
- }
+ vb = bufferfromCache(attribute_mask, count);
}
drawBuffer(vb, mMode, count);
@@ -1749,6 +1717,81 @@ void LLRender::flush()
}
}
+LLVertexBuffer* LLRender::bufferfromCache(U32 attribute_mask, U32 count)
+{
+ LLVertexBuffer *vb = nullptr;
+ HBXXH64 hash;
+
+ {
+ LL_PROFILE_ZONE_NAMED_CATEGORY_VERTEX("vb cache hash");
+
+ hash.update((U8*)mVerticesp.get(), count * sizeof(LLVector4a));
+ if (attribute_mask & LLVertexBuffer::MAP_TEXCOORD0)
+ {
+ hash.update((U8*)mTexcoordsp.get(), count * sizeof(LLVector2));
+ }
+
+ if (attribute_mask & LLVertexBuffer::MAP_COLOR)
+ {
+ hash.update((U8*)mColorsp.get(), count * sizeof(LLColor4U));
+ }
+
+ hash.finalize();
+ }
+
+ U64 vhash = hash.digest();
+
+ // check the VB cache before making a new vertex buffer
+ // This is a giant hack to deal with (mostly) our terrible UI rendering code
+ // that was built on top of OpenGL immediate mode. Huge performance wins
+ // can be had by not uploading geometry to VRAM unless absolutely necessary.
+ // Most of our usage of the "immediate mode" style draw calls is actually
+ // sending the same geometry over and over again.
+ // To leverage this, we maintain a running hash of the vertex stream being
+ // built up before a flush, and then check that hash against a VB
+ // cache just before creating a vertex buffer in VRAM
+ std::unordered_map<U64, LLVBCache>::iterator cache = sVBCache.find(vhash);
+
+ if (cache != sVBCache.end())
+ {
+ LL_PROFILE_ZONE_NAMED_CATEGORY_VERTEX("vb cache hit");
+ // cache hit, just use the cached buffer
+ vb = cache->second.vb;
+ cache->second.touched = std::chrono::steady_clock::now();
+ }
+ else
+ {
+ LL_PROFILE_ZONE_NAMED_CATEGORY_VERTEX("vb cache miss");
+ vb = genBuffer(attribute_mask, count);
+
+ sVBCache[vhash] = { vb , std::chrono::steady_clock::now() };
+
+ static U32 miss_count = 0;
+ miss_count++;
+ if (miss_count > 1024)
+ {
+ LL_PROFILE_ZONE_NAMED_CATEGORY_VERTEX("vb cache clean");
+ miss_count = 0;
+ auto now = std::chrono::steady_clock::now();
+
+ using namespace std::chrono_literals;
+ // every 1024 misses, clean the cache of any VBs that haven't been touched in the last second
+ for (std::unordered_map<U64, LLVBCache>::iterator iter = sVBCache.begin(); iter != sVBCache.end(); )
+ {
+ if (now - iter->second.touched > 1s)
+ {
+ iter = sVBCache.erase(iter);
+ }
+ else
+ {
+ ++iter;
+ }
+ }
+ }
+ }
+ return vb;
+}
+
LLVertexBuffer* LLRender::genBuffer(U32 attribute_mask, S32 count)
{
LLVertexBuffer * vb = new LLVertexBuffer(attribute_mask);
diff --git a/indra/llrender/llrender.h b/indra/llrender/llrender.h
index 5f84a4a275..aeee8685ab 100644
--- a/indra/llrender/llrender.h
+++ b/indra/llrender/llrender.h
@@ -50,7 +50,8 @@ class LLVertexBuffer;
class LLCubeMap;
class LLImageGL;
class LLRenderTarget;
-class LLTexture ;
+class LLTexture;
+class LLVertexBufferData;
#define LL_MATRIX_STACK_DEPTH 32
@@ -415,6 +416,10 @@ public:
void flush();
+ // if list is set, will store buffers in list for later use, if list isn't set, will use cache
+ void beginList(std::list<LLVertexBufferData> *list);
+ void endList();
+
void begin(const GLuint& mode);
void end();
@@ -491,6 +496,7 @@ public:
private:
friend class LLLightState;
+ LLVertexBuffer* bufferfromCache(U32 attribute_mask, U32 count);
LLVertexBuffer* genBuffer(U32 attribute_mask, S32 count);
void drawBuffer(LLVertexBuffer* vb, U32 mode, S32 count);
void resetStriders(S32 count);
@@ -525,7 +531,6 @@ private:
std::vector<LLVector3> mUIOffset;
std::vector<LLVector3> mUIScale;
-
};
extern F32 gGLModelView[16];
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp
index 02afcf12c6..11b41730aa 100644
--- a/indra/llrender/llvertexbuffer.cpp
+++ b/indra/llrender/llvertexbuffer.cpp
@@ -570,6 +570,53 @@ public:
static LLVBOPool* sVBOPool = nullptr;
+void LLVertexBufferData::draw()
+{
+ if (!mVB)
+ {
+ // signal for pushUIMatrix
+ return; // todo: find a better way?
+ }
+
+ if (mTexName)
+ {
+ gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, mTexName);
+ }
+ else
+ {
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+ }
+
+ gGL.matrixMode(LLRender::MM_MODELVIEW);
+ gGL.pushMatrix();
+ gGL.loadMatrix(mModelView.m);
+ gGL.matrixMode(LLRender::MM_PROJECTION);
+ gGL.pushMatrix();
+ gGL.loadMatrix(mProjection.m);
+ gGL.matrixMode(LLRender::MM_TEXTURE0);
+ gGL.pushMatrix();
+ gGL.loadMatrix(mTexture0.m);
+
+ mVB->setBuffer();
+
+ if (mMode == LLRender::QUADS && LLRender::sGLCoreProfile)
+ {
+ mVB->drawArrays(LLRender::TRIANGLES, 0, mCount);
+ }
+ else
+ {
+ mVB->drawArrays(mMode, 0, mCount);
+ }
+
+ gGL.popMatrix();
+ gGL.matrixMode(LLRender::MM_PROJECTION);
+ gGL.popMatrix();
+ gGL.matrixMode(LLRender::MM_MODELVIEW);
+ gGL.popMatrix();
+}
+
+//============================================================================
+
//static
U64 LLVertexBuffer::getBytesAllocated()
{
diff --git a/indra/llrender/llvertexbuffer.h b/indra/llrender/llvertexbuffer.h
index 4ada0c335b..2a4affdc60 100644
--- a/indra/llrender/llvertexbuffer.h
+++ b/indra/llrender/llvertexbuffer.h
@@ -53,6 +53,37 @@
//============================================================================
// base class
class LLPrivateMemoryPool;
+class LLVertexBuffer;
+
+class LLVertexBufferData
+{
+public:
+ LLVertexBufferData()
+ : mVB(nullptr)
+ , mMode(0)
+ , mCount(0)
+ , mTexName(0)
+ {}
+ LLVertexBufferData(LLVertexBuffer* buffer, U8 mode, U32 count, U32 tex_name, glh::matrix4f model_view, glh::matrix4f projection, glh::matrix4f texture0)
+ : mVB(buffer)
+ , mMode(mode)
+ , mCount(count)
+ , mTexName(tex_name)
+ , mProjection(model_view)
+ , mModelView(projection)
+ , mTexture0(texture0)
+ {}
+ void draw();
+ LLPointer<LLVertexBuffer> mVB;
+ U8 mMode;
+ U32 mCount;
+ U32 mTexName;
+ glh::matrix4f mProjection;
+ glh::matrix4f mModelView;
+ glh::matrix4f mTexture0;
+};
+typedef std::list<LLVertexBufferData> buffer_data_list_t;
+
class LLVertexBuffer final : public LLRefCount
{
public: