diff options
Diffstat (limited to 'indra/newview/llviewertexture.cpp')
-rw-r--r-- | indra/newview/llviewertexture.cpp | 69 |
1 files changed, 45 insertions, 24 deletions
diff --git a/indra/newview/llviewertexture.cpp b/indra/newview/llviewertexture.cpp index bb16fec32a..012ef5924a 100644 --- a/indra/newview/llviewertexture.cpp +++ b/indra/newview/llviewertexture.cpp @@ -511,44 +511,52 @@ void LLViewerTexture::updateClass() F32 over_pct = (used - target) / target; - bool is_low = over_pct > 0.f; + bool is_sys_low = isSystemMemoryLow(); + bool is_low = is_sys_low || over_pct > 0.f; - if (isSystemMemoryLow()) + static bool was_low = false; + static bool was_sys_low = false; + + if (is_low && !was_low) + { + // slam to 1.5 bias the moment we hit low memory (discards off screen textures immediately) + sDesiredDiscardBias = llmax(sDesiredDiscardBias, 1.5f); + + if (is_sys_low) + { // if we're low on system memory, emergency purge off screen textures to avoid a death spiral + LL_WARNS() << "Low system memory detected, emergency downrezzing off screen textures" << LL_ENDL; + for (auto& image : gTextureList) + { + gTextureList.updateImageDecodePriority(image, false /*will modify gTextureList otherwise!*/); + } + } + } + + was_low = is_low; + was_sys_low = is_sys_low; + + if (is_low) { - is_low = true; - // System RAM is low -> ramp up discard bias over time to free memory + // ramp up discard bias over time to free memory if (sEvaluationTimer.getElapsedTimeF32() > MEMORY_CHECK_WAIT_TIME) { static LLCachedControl<F32> low_mem_min_discard_increment(gSavedSettings, "RenderLowMemMinDiscardIncrement", .1f); - sDesiredDiscardBias += (F32) low_mem_min_discard_increment * (F32) gFrameIntervalSeconds; + sDesiredDiscardBias += (F32)low_mem_min_discard_increment * (F32)gFrameIntervalSeconds; sEvaluationTimer.reset(); } } else { - sDesiredDiscardBias = llmax(sDesiredDiscardBias, 1.f + over_pct); + // don't execute above until the slam to 1.5 has a chance to take effect + sEvaluationTimer.reset(); + // lower discard bias over time when free memory is available if (sDesiredDiscardBias > 1.f && over_pct < 0.f) { sDesiredDiscardBias -= gFrameIntervalSeconds * 0.01f; } } - static bool was_low = false; - if (is_low && !was_low) - { - LL_WARNS() << "Low system memory detected, emergency downrezzing off screen textures" << LL_ENDL; - sDesiredDiscardBias = llmax(sDesiredDiscardBias, 1.5f); - - for (auto& image : gTextureList) - { - gTextureList.updateImageDecodePriority(image, false /*will modify gTextureList otherwise!*/); - } - } - - was_low = is_low; - - // set to max discard bias if the window has been backgrounded for a while static bool was_backgrounded = false; static LLFrameTimer backgrounded_timer; @@ -1545,6 +1553,17 @@ void LLViewerFetchedTexture::postCreateTexture() setActive(); + // rebuild any volumes that are using this texture for sculpts in case their LoD has changed + for (U32 i = 0; i < mNumVolumes[LLRender::SCULPT_TEX]; ++i) + { + LLVOVolume* volume = mVolumeList[LLRender::SCULPT_TEX][i]; + if (volume) + { + volume->mSculptChanged = true; + gPipeline.markRebuild(volume->mDrawable); + } + } + if (!needsToSaveRawImage()) { mNeedsAux = false; @@ -2639,7 +2658,7 @@ void LLViewerFetchedTexture::destroyRawImage() if (mAuxRawImage.notNull() && !needsToSaveRawImage()) { sAuxCount--; - mAuxRawImage = NULL; + mAuxRawImage = nullptr; } if (mRawImage.notNull()) @@ -2654,7 +2673,7 @@ void LLViewerFetchedTexture::destroyRawImage() } } - mRawImage = NULL; + mRawImage = nullptr; mIsRawImageValid = false; mRawDiscardLevel = INVALID_DISCARD_LEVEL; @@ -2766,7 +2785,9 @@ void LLViewerFetchedTexture::readbackRawImage() { LL_PROFILE_ZONE_SCOPED_CATEGORY_TEXTURE; - if (mGLTexturep.notNull() && mGLTexturep->getTexName() != 0 && mRawImage.isNull()) + // readback the raw image from vram if the current raw image is null or smaller than the texture + if (mGLTexturep.notNull() && mGLTexturep->getTexName() != 0 && + (mRawImage.isNull() || mRawImage->getWidth() < mGLTexturep->getWidth() || mRawImage->getHeight() < mGLTexturep->getHeight() )) { mRawImage = new LLImageRaw(); if (!mGLTexturep->readBackRaw(-1, mRawImage, false)) |