diff options
author | Dave Parks <davep@lindenlab.com> | 2011-07-14 01:32:31 -0500 |
---|---|---|
committer | Dave Parks <davep@lindenlab.com> | 2011-07-14 01:32:31 -0500 |
commit | ddbd5cee7480e565e447486a21e67c301a716b1f (patch) | |
tree | aca8acd7d8b5c0271101b19754a1ead043545ef4 /indra/llrender | |
parent | 44c7c6feaa824f4049d326965cb066e76ebefee3 (diff) | |
parent | f587af0af19afb52a2b8411f071defe420f8d48d (diff) |
merge
Diffstat (limited to 'indra/llrender')
-rw-r--r-- | indra/llrender/llgl.cpp | 33 | ||||
-rw-r--r-- | indra/llrender/llgl.h | 2 | ||||
-rw-r--r-- | indra/llrender/llglheaders.h | 39 | ||||
-rw-r--r-- | indra/llrender/llvertexbuffer.cpp | 221 | ||||
-rw-r--r-- | indra/llrender/llvertexbuffer.h | 12 |
5 files changed, 263 insertions, 44 deletions
diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp index c224ab0e9b..e07ff0015c 100644 --- a/indra/llrender/llgl.cpp +++ b/indra/llrender/llgl.cpp @@ -128,9 +128,21 @@ PFNGLGETBUFFERPARAMETERIVARBPROC glGetBufferParameterivARB = NULL; PFNGLGETBUFFERPOINTERVARBPROC glGetBufferPointervARB = NULL; // GL_ARB_map_buffer_range -PFNGLMAPBUFFERRANGEPROC glMapBufferRange; -PFNGLFLUSHMAPPEDBUFFERRANGEPROC glFlushMappedBufferRange; - +PFNGLMAPBUFFERRANGEPROC glMapBufferRange = NULL; +PFNGLFLUSHMAPPEDBUFFERRANGEPROC glFlushMappedBufferRange = NULL; + +// GL_ARB_sync +PFNGLFENCESYNCPROC glFenceSync = NULL; +PFNGLISSYNCPROC glIsSync = NULL; +PFNGLDELETESYNCPROC glDeleteSync = NULL; +PFNGLCLIENTWAITSYNCPROC glClientWaitSync = NULL; +PFNGLWAITSYNCPROC glWaitSync = NULL; +PFNGLGETINTEGER64VPROC glGetInteger64v = NULL; +PFNGLGETSYNCIVPROC glGetSynciv = NULL; + +// GL_APPLE_flush_buffer_range +PFNGLBUFFERPARAMETERIAPPLEPROC glBufferParameteriAPPLE = NULL; +PFNGLFLUSHMAPPEDBUFFERRANGEAPPLEPROC glFlushMappedBufferRangeAPPLE = NULL; // vertex object prototypes PFNGLNEWOBJECTBUFFERATIPROC glNewObjectBufferATI = NULL; @@ -334,9 +346,10 @@ LLGLManager::LLGLManager() : mHasFramebufferObject(FALSE), mMaxSamples(0), mHasBlendFuncSeparate(FALSE), - + mHasSync(FALSE), mHasVertexBufferObject(FALSE), mHasMapBufferRange(FALSE), + mHasFlushBufferRange(FALSE), mHasPBuffer(FALSE), mHasShaderObjects(FALSE), mHasVertexShader(FALSE), @@ -774,7 +787,9 @@ void LLGLManager::initExtensions() mHasOcclusionQuery = ExtensionExists("GL_ARB_occlusion_query", gGLHExts.mSysExts); mHasOcclusionQuery2 = ExtensionExists("GL_ARB_occlusion_query2", gGLHExts.mSysExts); mHasVertexBufferObject = ExtensionExists("GL_ARB_vertex_buffer_object", gGLHExts.mSysExts); + mHasSync = ExtensionExists("GL_ARB_sync", gGLHExts.mSysExts); mHasMapBufferRange = ExtensionExists("GL_ARB_map_buffer_range", gGLHExts.mSysExts); + mHasFlushBufferRange = ExtensionExists("GL_APPLE_flush_buffer_range", gGLHExts.mSysExts); mHasDepthClamp = ExtensionExists("GL_ARB_depth_clamp", gGLHExts.mSysExts) || ExtensionExists("GL_NV_depth_clamp", gGLHExts.mSysExts); // mask out FBO support when packed_depth_stencil isn't there 'cause we need it for LLRenderTarget -Brad #ifdef GL_ARB_framebuffer_object @@ -969,6 +984,16 @@ void LLGLManager::initExtensions() mHasVertexBufferObject = FALSE; } } + if (mHasSync) + { + glFenceSync = (PFNGLFENCESYNCPROC) GLH_EXT_GET_PROC_ADDRESS("glFenceSync");
+ glIsSync = (PFNGLISSYNCPROC) GLH_EXT_GET_PROC_ADDRESS("glIsSync");
+ glDeleteSync = (PFNGLDELETESYNCPROC) GLH_EXT_GET_PROC_ADDRESS("glDeleteSync");
+ glClientWaitSync = (PFNGLCLIENTWAITSYNCPROC) GLH_EXT_GET_PROC_ADDRESS("glClientWaitSync");
+ glWaitSync = (PFNGLWAITSYNCPROC) GLH_EXT_GET_PROC_ADDRESS("glWaitSync");
+ glGetInteger64v = (PFNGLGETINTEGER64VPROC) GLH_EXT_GET_PROC_ADDRESS("glGetInteger64v");
+ glGetSynciv = (PFNGLGETSYNCIVPROC) GLH_EXT_GET_PROC_ADDRESS("glGetSynciv"); + } if (mHasMapBufferRange) { glMapBufferRange = (PFNGLMAPBUFFERRANGEPROC) GLH_EXT_GET_PROC_ADDRESS("glMapBufferRange"); diff --git a/indra/llrender/llgl.h b/indra/llrender/llgl.h index d1bee00161..d736133f3f 100644 --- a/indra/llrender/llgl.h +++ b/indra/llrender/llgl.h @@ -88,7 +88,9 @@ public: // ARB Extensions BOOL mHasVertexBufferObject; + BOOL mHasSync; BOOL mHasMapBufferRange; + BOOL mHasFlushBufferRange; BOOL mHasPBuffer; BOOL mHasShaderObjects; BOOL mHasVertexShader; diff --git a/indra/llrender/llglheaders.h b/indra/llrender/llglheaders.h index f35f329f00..851a75629e 100644 --- a/indra/llrender/llglheaders.h +++ b/indra/llrender/llglheaders.h @@ -68,6 +68,19 @@ extern PFNGLUNMAPBUFFERARBPROC glUnmapBufferARB; extern PFNGLGETBUFFERPARAMETERIVARBPROC glGetBufferParameterivARB; extern PFNGLGETBUFFERPOINTERVARBPROC glGetBufferPointervARB; +// GL_ARB_sync +extern PFNGLFENCESYNCPROC glFenceSync; +extern PFNGLISSYNCPROC glIsSync; +extern PFNGLDELETESYNCPROC glDeleteSync; +extern PFNGLCLIENTWAITSYNCPROC glClientWaitSync; +extern PFNGLWAITSYNCPROC glWaitSync; +extern PFNGLGETINTEGER64VPROC glGetInteger64v; +extern PFNGLGETSYNCIVPROC glGetSynciv; + +// GL_APPLE_flush_buffer_range +extern PFNGLBUFFERPARAMETERIAPPLEPROC glBufferParameteriAPPLE; +extern PFNGLFLUSHMAPPEDBUFFERRANGEAPPLEPROC glFlushMappedBufferRangeAPPLE; + // GL_ARB_map_buffer_range extern PFNGLMAPBUFFERRANGEPROC glMapBufferRange; extern PFNGLFLUSHMAPPEDBUFFERRANGEPROC glFlushMappedBufferRange; @@ -310,6 +323,19 @@ extern PFNGLUNMAPBUFFERARBPROC glUnmapBufferARB; extern PFNGLGETBUFFERPARAMETERIVARBPROC glGetBufferParameterivARB; extern PFNGLGETBUFFERPOINTERVARBPROC glGetBufferPointervARB; +// GL_ARB_sync +extern PFNGLFENCESYNCPROC glFenceSync; +extern PFNGLISSYNCPROC glIsSync; +extern PFNGLDELETESYNCPROC glDeleteSync; +extern PFNGLCLIENTWAITSYNCPROC glClientWaitSync; +extern PFNGLWAITSYNCPROC glWaitSync; +extern PFNGLGETINTEGER64VPROC glGetInteger64v; +extern PFNGLGETSYNCIVPROC glGetSynciv; + +// GL_APPLE_flush_buffer_range +extern PFNGLBUFFERPARAMETERIAPPLEPROC glBufferParameteriAPPLE; +extern PFNGLFLUSHMAPPEDBUFFERRANGEAPPLEPROC glFlushMappedBufferRangeAPPLE; + // GL_ARB_map_buffer_range extern PFNGLMAPBUFFERRANGEPROC glMapBufferRange; extern PFNGLFLUSHMAPPEDBUFFERRANGEPROC glFlushMappedBufferRange; @@ -519,6 +545,19 @@ extern PFNGLUNMAPBUFFERARBPROC glUnmapBufferARB; extern PFNGLGETBUFFERPARAMETERIVARBPROC glGetBufferParameterivARB; extern PFNGLGETBUFFERPOINTERVARBPROC glGetBufferPointervARB; +// GL_ARB_sync +extern PFNGLFENCESYNCPROC glFenceSync; +extern PFNGLISSYNCPROC glIsSync; +extern PFNGLDELETESYNCPROC glDeleteSync; +extern PFNGLCLIENTWAITSYNCPROC glClientWaitSync; +extern PFNGLWAITSYNCPROC glWaitSync; +extern PFNGLGETINTEGER64VPROC glGetInteger64v; +extern PFNGLGETSYNCIVPROC glGetSynciv; + +// GL_APPLE_flush_buffer_range +extern PFNGLBUFFERPARAMETERIAPPLEPROC glBufferParameteriAPPLE; +extern PFNGLFLUSHMAPPEDBUFFERRANGEAPPLEPROC glFlushMappedBufferRangeAPPLE; + // GL_ARB_map_buffer_range extern PFNGLMAPBUFFERRANGEPROC glMapBufferRange; extern PFNGLFLUSHMAPPEDBUFFERRANGEPROC glFlushMappedBufferRange; diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp index 4a0b964e61..82c5efe0ac 100644 --- a/indra/llrender/llvertexbuffer.cpp +++ b/indra/llrender/llvertexbuffer.cpp @@ -65,6 +65,60 @@ S32 LLVertexBuffer::sWeight4Loc = -1; std::vector<U32> LLVertexBuffer::sDeleteList; +const U32 FENCE_WAIT_TIME_NANOSECONDS = 10000; //1 ms + +class LLGLSyncFence : public LLGLFence +{ +public: +#ifdef GL_ARB_sync + GLsync mSync; +#endif + + LLGLSyncFence() + { +#ifdef GL_ARB_sync + mSync = 0; +#endif + } + + ~LLGLSyncFence() + { +#ifdef GL_ARB_sync + if (mSync) + { + glDeleteSync(mSync); + } +#endif + } + + void placeFence() + { +#ifdef GL_ARB_sync + if (mSync) + { + glDeleteSync(mSync); + } + mSync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0); +#endif + } + + 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 + } + + +}; + S32 LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_MAX] = { sizeof(LLVector4), // TYPE_VERTEX, @@ -309,6 +363,7 @@ void LLVertexBuffer::drawRange(U32 mode, U32 start, U32 end, U32 count, U32 indi glDrawRangeElements(sGLMode[mode], start, end, count, GL_UNSIGNED_SHORT, idx); stop_glerror(); + placeFence(); } void LLVertexBuffer::draw(U32 mode, U32 count, U32 indices_offset) const @@ -340,6 +395,7 @@ void LLVertexBuffer::draw(U32 mode, U32 count, U32 indices_offset) const glDrawElements(sGLMode[mode], count, GL_UNSIGNED_SHORT, ((U16*) getIndicesPointer()) + indices_offset); stop_glerror(); + placeFence(); } void LLVertexBuffer::drawArrays(U32 mode, U32 first, U32 count) const @@ -365,6 +421,7 @@ void LLVertexBuffer::drawArrays(U32 mode, U32 first, U32 count) const stop_glerror(); glDrawArrays(sGLMode[mode], first, count); stop_glerror(); + placeFence(); } //static @@ -444,9 +501,11 @@ LLVertexBuffer::LLVertexBuffer(U32 typemask, S32 usage) : mFilthy(FALSE), mEmpty(TRUE), mResized(FALSE), - mDynamicSize(FALSE) + mDynamicSize(FALSE), + mFence(NULL) { LLMemType mt2(LLMemType::MTYPE_VERTEX_CONSTRUCTOR); + mFence = NULL; if (!sEnableVBOs) { mUsage = 0 ; @@ -527,9 +586,40 @@ LLVertexBuffer::~LLVertexBuffer() destroyGLIndices(); sCount--; + if (mFence) + { + delete mFence; + } + + mFence = NULL; + llassert_always(!mMappedData && !mMappedIndexData) ; }; +void LLVertexBuffer::placeFence() const +{ + /*if (!mFence && useVBOs()) + { + if (gGLManager.mHasSync) + { + mFence = new LLGLSyncFence(); + } + } + + if (mFence) + { + mFence->placeFence(); + }*/ +} + +void LLVertexBuffer::waitFence() const +{ + /*if (mFence) + { + mFence->wait(); + }*/ +} + //---------------------------------------------------------------------------- void LLVertexBuffer::genBuffer() @@ -892,17 +982,11 @@ BOOL LLVertexBuffer::useVBOs() const { //it's generally ineffective to use VBO for things that are streaming on apple -#if LL_DARWIN - if (!mUsage || mUsage == GL_STREAM_DRAW_ARB) - { - return FALSE; - } -#else if (!mUsage) { return FALSE; } -#endif + return TRUE; } @@ -967,8 +1051,7 @@ U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 index, S32 count, bool map_ran if (useVBOs()) { - - if (sDisableVBOMapping || gGLManager.mHasMapBufferRange) + if (sDisableVBOMapping || gGLManager.mHasMapBufferRange || gGLManager.mHasFlushBufferRange) { if (count == -1) { @@ -1008,6 +1091,7 @@ U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 index, S32 count, bool map_ran LLMemType mt_v(LLMemType::MTYPE_VERTEX_MAP_BUFFER_VERTICES); setBuffer(0, type); mVertexLocked = TRUE; + sMappedCount++; stop_glerror(); if(sDisableVBOMapping) @@ -1018,29 +1102,52 @@ U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 index, S32 count, bool map_ran else { U8* src = NULL; -#ifdef GL_ARB_map_buffer_range + waitFence(); if (gGLManager.mHasMapBufferRange) { if (map_range) { +#ifdef GL_ARB_map_buffer_range S32 offset = mOffsets[type] + sTypeSize[type]*index; S32 length = (sTypeSize[type]*count+0xF) & ~0xF; - src = (U8*) glMapBufferRange(GL_ARRAY_BUFFER_ARB, offset, length, GL_MAP_WRITE_BIT | GL_MAP_FLUSH_EXPLICIT_BIT | GL_MAP_INVALIDATE_RANGE_BIT); + src = (U8*) glMapBufferRange(GL_ARRAY_BUFFER_ARB, offset, length, + GL_MAP_WRITE_BIT | + GL_MAP_FLUSH_EXPLICIT_BIT | + GL_MAP_INVALIDATE_RANGE_BIT | + GL_MAP_UNSYNCHRONIZED_BIT); +#endif } else { - src = (U8*) glMapBufferRange(GL_ARRAY_BUFFER_ARB, 0, mSize, GL_MAP_WRITE_BIT | GL_MAP_FLUSH_EXPLICIT_BIT); +#ifdef GL_ARB_map_buffer_range + src = (U8*) glMapBufferRange(GL_ARRAY_BUFFER_ARB, 0, mSize, + GL_MAP_WRITE_BIT | + GL_MAP_FLUSH_EXPLICIT_BIT | + GL_MAP_UNSYNCHRONIZED_BIT); +#endif + } + } + else if (gGLManager.mHasFlushBufferRange) + { + if (map_range) + { + glBufferParameteriAPPLE(GL_ARRAY_BUFFER_ARB, GL_BUFFER_SERIALIZED_MODIFY_APPLE, GL_FALSE); + glBufferParameteriAPPLE(GL_ARRAY_BUFFER_ARB, GL_BUFFER_FLUSHING_UNMAP_APPLE, GL_FALSE); + src = (U8*) glMapBufferARB(GL_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); + } + else + { + src = (U8*) glMapBufferARB(GL_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); } } else -#else - llassert_always(!gGLManager.mHasMapBufferRange); -#endif { map_range = false; src = (U8*) glMapBufferARB(GL_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); } + llassert(src != NULL); + mMappedData = LL_NEXT_ALIGNED_ADDRESS<U8>(src); mAlignedOffset = mMappedData - src; @@ -1082,7 +1189,6 @@ U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 index, S32 count, bool map_ran llerrs << "memory allocation for vertex data failed." << llendl ; } } - sMappedCount++; } } else @@ -1090,7 +1196,7 @@ U8* LLVertexBuffer::mapVertexBuffer(S32 type, S32 index, S32 count, bool map_ran map_range = false; } - if (map_range && !sDisableVBOMapping) + if (map_range && gGLManager.mHasMapBufferRange && !sDisableVBOMapping) { return mMappedData; } @@ -1114,7 +1220,7 @@ U8* LLVertexBuffer::mapIndexBuffer(S32 index, S32 count, bool map_range) if (useVBOs()) { - if (sDisableVBOMapping || gGLManager.mHasMapBufferRange) + if (sDisableVBOMapping || gGLManager.mHasMapBufferRange || gGLManager.mHasFlushBufferRange) { if (count == -1) { @@ -1152,6 +1258,7 @@ U8* LLVertexBuffer::mapIndexBuffer(S32 index, S32 count, bool map_range) setBuffer(0, TYPE_INDEX); mIndexLocked = TRUE; + sMappedCount++; stop_glerror(); if(sDisableVBOMapping) @@ -1162,29 +1269,53 @@ U8* LLVertexBuffer::mapIndexBuffer(S32 index, S32 count, bool map_range) else { U8* src = NULL; -#ifdef GL_ARB_map_buffer_range + waitFence(); if (gGLManager.mHasMapBufferRange) { if (map_range) { +#ifdef GL_ARB_map_buffer_range S32 offset = sizeof(U16)*index; S32 length = sizeof(U16)*count; - src = (U8*) glMapBufferRange(GL_ELEMENT_ARRAY_BUFFER_ARB, offset, length, GL_MAP_WRITE_BIT | GL_MAP_FLUSH_EXPLICIT_BIT | GL_MAP_INVALIDATE_RANGE_BIT); + src = (U8*) glMapBufferRange(GL_ELEMENT_ARRAY_BUFFER_ARB, offset, length, + GL_MAP_WRITE_BIT | + GL_MAP_FLUSH_EXPLICIT_BIT | + GL_MAP_INVALIDATE_RANGE_BIT | + GL_MAP_UNSYNCHRONIZED_BIT); +#endif } else { - src = (U8*) glMapBufferRange(GL_ELEMENT_ARRAY_BUFFER_ARB, 0, sizeof(U16)*mNumIndices, GL_MAP_WRITE_BIT | GL_MAP_FLUSH_EXPLICIT_BIT); +#ifdef GL_ARB_map_buffer_range + src = (U8*) glMapBufferRange(GL_ELEMENT_ARRAY_BUFFER_ARB, 0, sizeof(U16)*mNumIndices, + GL_MAP_WRITE_BIT | + GL_MAP_FLUSH_EXPLICIT_BIT | + GL_MAP_UNSYNCHRONIZED_BIT); +#endif + } + } + else if (gGLManager.mHasFlushBufferRange) + { + if (map_range) + { + glBufferParameteriAPPLE(GL_ELEMENT_ARRAY_BUFFER_ARB, GL_BUFFER_SERIALIZED_MODIFY_APPLE, GL_FALSE); + glBufferParameteriAPPLE(GL_ELEMENT_ARRAY_BUFFER_ARB, GL_BUFFER_FLUSHING_UNMAP_APPLE, GL_FALSE); + src = (U8*) glMapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); + } + else + { + src = (U8*) glMapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); } } else -#else - llassert_always(!gGLManager.mHasMapBufferRange); -#endif { map_range = false; src = (U8*) glMapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB); } + llassert(src != NULL); + + mMappedIndexData = src; //LL_NEXT_ALIGNED_ADDRESS<U8>(src); mAlignedIndexOffset = mMappedIndexData - src; stop_glerror(); @@ -1211,15 +1342,13 @@ U8* LLVertexBuffer::mapIndexBuffer(S32 index, S32 count, bool map_range) llerrs << "memory allocation for Index data failed. " << llendl ; } } - - sMappedCount++; } else { map_range = false; } - if (map_range && !sDisableVBOMapping) + if (map_range && gGLManager.mHasMapBufferRange && !sDisableVBOMapping) { return mMappedIndexData; } @@ -1268,8 +1397,7 @@ void LLVertexBuffer::unmapBuffer(S32 type) } else { -#ifdef GL_ARB_map_buffer_range - if (gGLManager.mHasMapBufferRange) + if (gGLManager.mHasMapBufferRange || gGLManager.mHasFlushBufferRange) { if (!mMappedVertexRegions.empty()) { @@ -1279,16 +1407,22 @@ void LLVertexBuffer::unmapBuffer(S32 type) const MappedRegion& region = mMappedVertexRegions[i]; S32 offset = region.mIndex >= 0 ? mOffsets[region.mType]+sTypeSize[region.mType]*region.mIndex : 0; S32 length = sTypeSize[region.mType]*region.mCount; - glFlushMappedBufferRange(GL_ARRAY_BUFFER_ARB, offset, length); + if (gGLManager.mHasMapBufferRange) + { +#ifdef GL_ARB_map_buffer_range + glFlushMappedBufferRange(GL_ARRAY_BUFFER_ARB, offset, length); +#endif + } + else if (gGLManager.mHasFlushBufferRange) + { + glFlushMappedBufferRangeAPPLE(GL_ARRAY_BUFFER_ARB, offset, length); + } stop_glerror(); } mMappedVertexRegions.clear(); } } -#else - llassert_always(!gGLManager.mHasMapBufferRange); -#endif stop_glerror(); glUnmapBufferARB(GL_ARRAY_BUFFER_ARB); stop_glerror(); @@ -1326,8 +1460,7 @@ void LLVertexBuffer::unmapBuffer(S32 type) } else { -#ifdef GL_ARB_map_buffer_range - if (gGLManager.mHasMapBufferRange) + if (gGLManager.mHasMapBufferRange || gGLManager.mHasFlushBufferRange) { if (!mMappedIndexRegions.empty()) { @@ -1336,16 +1469,24 @@ void LLVertexBuffer::unmapBuffer(S32 type) const MappedRegion& region = mMappedIndexRegions[i]; S32 offset = region.mIndex >= 0 ? sizeof(U16)*region.mIndex : 0; S32 length = sizeof(U16)*region.mCount; - glFlushMappedBufferRange(GL_ELEMENT_ARRAY_BUFFER_ARB, offset, length); + if (gGLManager.mHasMapBufferRange) + { +#ifdef GL_ARB_map_buffer_range + glFlushMappedBufferRange(GL_ELEMENT_ARRAY_BUFFER_ARB, offset, length); +#endif + } + else if (gGLManager.mHasFlushBufferRange) + { +#ifdef GL_APPLE_flush_buffer_range + glFlushMappedBufferRangeAPPLE(GL_ELEMENT_ARRAY_BUFFER_ARB, offset, length); +#endif + } stop_glerror(); } mMappedIndexRegions.clear(); } } -#else - llassert_always(!gGLManager.mHasMapBufferRange); -#endif stop_glerror(); glUnmapBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB); stop_glerror(); diff --git a/indra/llrender/llvertexbuffer.h b/indra/llrender/llvertexbuffer.h index aa5df305a6..cc5d11e1c2 100644 --- a/indra/llrender/llvertexbuffer.h +++ b/indra/llrender/llvertexbuffer.h @@ -70,6 +70,12 @@ protected: } }; +class LLGLFence +{ +public: + virtual void placeFence() = 0; + virtual void wait() = 0; +}; //============================================================================ // base class @@ -270,6 +276,12 @@ protected: std::vector<MappedRegion> mMappedVertexRegions; std::vector<MappedRegion> mMappedIndexRegions; + mutable LLGLFence* mFence; + + void placeFence() const; + void waitFence() const; + + public: static S32 sCount; static S32 sGLCount; |