C++ LLViewerImage::getHeight方法代码示例

void LLViewerImageList::shutdown()
{
	// clear out preloads
	mImagePreloads.clear();

	// Write out list of currently loaded textures for precaching on startup
	typedef std::set<std::pair<S32,LLViewerImage*> > image_area_list_t;
	image_area_list_t image_area_list;
	for (image_priority_list_t::iterator iter = mImageList.begin();
		 iter != mImageList.end(); ++iter)
	{
		LLViewerImage* image = *iter;
		if (!image->getUseDiscard() ||
			image->needsAux() ||
			image->getTargetHost() != LLHost::invalid)
		{
			continue; // avoid UI, baked, and other special images
		}
		S32 desired = image->getDesiredDiscardLevel();
		if (desired >= 0 && desired < MAX_DISCARD_LEVEL)
		{
			S32 pixel_area = image->getWidth(desired) * image->getHeight(desired);
			image_area_list.insert(std::make_pair(pixel_area, image));
		}
	}
	
	LLSD imagelist;
	const S32 max_count = 1000;
	S32 count = 0;
	for (image_area_list_t::reverse_iterator riter = image_area_list.rbegin();
		 riter != image_area_list.rend(); ++riter)
	{
		LLViewerImage* image = riter->second;
		imagelist[count]["area"] = riter->first;
		imagelist[count]["uuid"] = image->getID();
		if (++count >= max_count)
			break;
	}
	
	if (count > 0 && !gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, "").empty())
	{
		std::string filename = gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, get_texture_list_name());
		llofstream file;
		file.open(filename);
		LLSDSerialize::toPrettyXML(imagelist, file);
	}
	
	//
	// Clean up "loaded" callbacks.
	//
	mCallbackList.clear();
	
	// Flush all of the references
	mLoadingStreamList.clear();
	mCreateTextureList.clear();
	
	mUUIDMap.clear();
	
	mImageList.clear();
}

void LLViewerImageList::dump()
{
	llinfos << "LLViewerImageList::dump()" << llendl;
	for (image_priority_list_t::iterator it = mImageList.begin(); it != mImageList.end(); ++it)
	{
		LLViewerImage* image = *it;
		
		llinfos << "priority " << image->getDecodePriority()
		<< " boost " << image->getBoostLevel()
		<< " size " << image->getWidth() << "x" << image->getHeight()
		<< " discard " << image->getDiscardLevel()
		<< " desired " << image->getDesiredDiscardLevel()
		<< " http://asset.siva.lindenlab.com/" << image->getID() << ".texture"
		<< llendl;
	}
}

BOOL LLVLComposition::generateTexture(const F32 x, const F32 y,
									  const F32 width, const F32 height)
{
	llassert(mSurfacep);
	llassert(x >= 0.f);
	llassert(y >= 0.f);

	LLTimer gen_timer;

	///////////////////////////
	//
	// Generate raw data arrays for surface textures
	//
	//

	// These have already been validated by generateComposition.
	U8* st_data[4];
	S32 st_data_size[4]; // for debugging

	for (S32 i = 0; i < 4; i++)
	{
		if (mRawImages[i].isNull())
		{
			// Read back a raw image for this discard level, if it exists
			mRawImages[i] = new LLImageRaw;
			S32 min_dim = llmin(mDetailTextures[i]->getWidth(0), mDetailTextures[i]->getHeight(0));
			S32 ddiscard = 0;
			while (min_dim > BASE_SIZE && ddiscard < MAX_DISCARD_LEVEL)
			{
				ddiscard++;
				min_dim /= 2;
			}
			mRawImages[i] = mDetailTextures[i]->getCachedRawImage() ;
			if (!mRawImages[i])
			{
				llwarns << "no cached raw data for terrain detail texture: " << mDetailTextures[i]->getID() << llendl;
				return FALSE;
			}
			if (mDetailTextures[i]->getWidth(ddiscard) != BASE_SIZE ||
				mDetailTextures[i]->getHeight(ddiscard) != BASE_SIZE ||
				mDetailTextures[i]->getComponents() != 3)
			{
				LLPointer<LLImageRaw> newraw = new LLImageRaw(BASE_SIZE, BASE_SIZE, 3);
				newraw->composite(mRawImages[i]);
				mRawImages[i] = newraw; // deletes old
			}
		}
		st_data[i] = mRawImages[i]->getData();
		st_data_size[i] = mRawImages[i]->getDataSize();
	}

	///////////////////////////////////////
	//
	// Generate and clamp x/y bounding box.
	//
	//

	S32 x_begin, y_begin, x_end, y_end;
	x_begin = (S32)(x * mScaleInv);
	y_begin = (S32)(y * mScaleInv);
	x_end = llround( (x + width) * mScaleInv );
	y_end = llround( (y + width) * mScaleInv );

	if (x_end > mWidth)
	{
		llwarns << "x end > width" << llendl;
		x_end = mWidth;
	}
	if (y_end > mWidth)
	{
		llwarns << "y end > width" << llendl;
		y_end = mWidth;
	}


	///////////////////////////////////////////
	//
	// Generate target texture information, stride ratios.
	//
	//

	LLViewerImage *texturep;
	U32 tex_width, tex_height, tex_comps;
	U32 tex_stride;
	F32 tex_x_scalef, tex_y_scalef;
	S32 tex_x_begin, tex_y_begin, tex_x_end, tex_y_end;
	F32 tex_x_ratiof, tex_y_ratiof;

	texturep = mSurfacep->getSTexture();
	tex_width = texturep->getWidth();
	tex_height = texturep->getHeight();
	tex_comps = texturep->getComponents();
	tex_stride = tex_width * tex_comps;

	S32 st_comps = 3;
	S32 st_width = BASE_SIZE;
	S32 st_height = BASE_SIZE;
	
	if (tex_comps != st_comps)
	{
//.........这里部分代码省略.........

void LLOverlayBar::draw()
{
	// retrieve rounded rect image
	LLUUID image_id;
	image_id.set(gViewerArt.getString("rounded_square.tga"));
	LLViewerImage* imagep = gImageList.getImage(image_id, MIPMAP_FALSE, TRUE);

	if (imagep)
	{
		LLGLSTexture texture_enabled;
		LLViewerImage::bindTexture(imagep);

		const S32 PAD = gSavedSettings.getS32("StatusBarPad");

		// draw rounded rect tabs behind all children
		LLRect r;
		// focus highlights
		LLColor4 color = gColors.getColor("FloaterFocusBorderColor");
		glColor4fv(color.mV);
		if(gFocusMgr.childHasKeyboardFocus(gBottomPanel))
		{
			for (child_list_const_iter_t child_iter = getChildList()->begin();
				child_iter != getChildList()->end(); ++child_iter)
			{
				LLView *view = *child_iter;
				if(view->getEnabled() && view->getVisible())
				{
					r = view->getRect();
					gl_segmented_rect_2d_tex(r.mLeft - PAD/3 - 1, 
											r.mTop + 3, 
											r.mRight + PAD/3 + 1,
											r.mBottom, 
											imagep->getWidth(), 
											imagep->getHeight(), 
											16, 
											ROUNDED_RECT_TOP);
				}
			}
		}

		// main tabs
		for (child_list_const_iter_t child_iter = getChildList()->begin();
			child_iter != getChildList()->end(); ++child_iter)
		{
			LLView *view = *child_iter;
			if(view->getEnabled() && view->getVisible())
			{
				r = view->getRect();
				// draw a nice little pseudo-3D outline
				color = gColors.getColor("DefaultShadowDark");
				glColor4fv(color.mV);
				gl_segmented_rect_2d_tex(r.mLeft - PAD/3 + 1, r.mTop + 2, r.mRight + PAD/3, r.mBottom, 
										 imagep->getWidth(), imagep->getHeight(), 16, ROUNDED_RECT_TOP);
				color = gColors.getColor("DefaultHighlightLight");
				glColor4fv(color.mV);
				gl_segmented_rect_2d_tex(r.mLeft - PAD/3, r.mTop + 2, r.mRight + PAD/3 - 3, r.mBottom, 
										 imagep->getWidth(), imagep->getHeight(), 16, ROUNDED_RECT_TOP);
				// here's the main background.  Note that it overhangs on the bottom so as to hide the
				// focus highlight on the bottom panel, thus producing the illusion that the focus highlight
				// continues around the tabs
				color = gColors.getColor("FocusBackgroundColor");
				glColor4fv(color.mV);
				gl_segmented_rect_2d_tex(r.mLeft - PAD/3 + 1, r.mTop + 1, r.mRight + PAD/3 - 1, r.mBottom - 1, 
										 imagep->getWidth(), imagep->getHeight(), 16, ROUNDED_RECT_TOP);
			}
		}
	}

	// draw children on top
	LLPanel::draw();
}