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-rw-r--r--indra/llappearance/lltexlayerparams.cpp570
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diff --git a/indra/llappearance/lltexlayerparams.cpp b/indra/llappearance/lltexlayerparams.cpp
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+/**
+ * @file lltexlayerparams.cpp
+ * @brief Texture layer parameters
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "lltexlayerparams.h"
+
+#include "llavatarappearance.h"
+#include "llimagetga.h"
+#include "llquantize.h"
+#include "lltexlayer.h"
+#include "lltexturemanagerbridge.h"
+#include "../llui/llui.h"
+#include "llwearable.h"
+
+//-----------------------------------------------------------------------------
+// LLTexLayerParam
+//-----------------------------------------------------------------------------
+LLTexLayerParam::LLTexLayerParam(LLTexLayerInterface *layer) :
+ mTexLayer(layer),
+ mAvatarAppearance(NULL)
+{
+ if (mTexLayer != NULL)
+ {
+ mAvatarAppearance = mTexLayer->getTexLayerSet()->getAvatarAppearance();
+ }
+ else
+ {
+ llerrs << "LLTexLayerParam constructor passed with NULL reference for layer!" << llendl;
+ }
+}
+
+LLTexLayerParam::LLTexLayerParam(LLAvatarAppearance *appearance) :
+ mTexLayer(NULL),
+ mAvatarAppearance(appearance)
+{
+}
+
+
+BOOL LLTexLayerParam::setInfo(LLViewerVisualParamInfo *info, BOOL add_to_appearance)
+{
+ LLViewerVisualParam::setInfo(info);
+
+ if (add_to_appearance)
+ {
+ mAvatarAppearance->addVisualParam( this);
+ this->setParamLocation(mAvatarAppearance->isSelf() ? LOC_AV_SELF : LOC_AV_OTHER);
+ }
+
+ return TRUE;
+}
+
+
+//-----------------------------------------------------------------------------
+// LLTexLayerParamAlpha
+//-----------------------------------------------------------------------------
+
+// static
+LLTexLayerParamAlpha::param_alpha_ptr_list_t LLTexLayerParamAlpha::sInstances;
+
+// static
+void LLTexLayerParamAlpha::dumpCacheByteCount()
+{
+ S32 gl_bytes = 0;
+ getCacheByteCount( &gl_bytes);
+ llinfos << "Processed Alpha Texture Cache GL:" << (gl_bytes/1024) << "KB" << llendl;
+}
+
+// static
+void LLTexLayerParamAlpha::getCacheByteCount(S32* gl_bytes)
+{
+ *gl_bytes = 0;
+
+ for (param_alpha_ptr_list_t::iterator iter = sInstances.begin();
+ iter != sInstances.end(); iter++)
+ {
+ LLTexLayerParamAlpha* instance = *iter;
+ LLGLTexture* tex = instance->mCachedProcessedTexture;
+ if (tex)
+ {
+ S32 bytes = (S32)tex->getWidth() * tex->getHeight() * tex->getComponents();
+
+ if (tex->hasGLTexture())
+ {
+ *gl_bytes += bytes;
+ }
+ }
+ }
+}
+
+LLTexLayerParamAlpha::LLTexLayerParamAlpha(LLTexLayerInterface* layer) :
+ LLTexLayerParam(layer),
+ mCachedProcessedTexture(NULL),
+ mNeedsCreateTexture(FALSE),
+ mStaticImageInvalid(FALSE),
+ mAvgDistortionVec(1.f, 1.f, 1.f),
+ mCachedEffectiveWeight(0.f)
+{
+ sInstances.push_front(this);
+}
+
+LLTexLayerParamAlpha::LLTexLayerParamAlpha(LLAvatarAppearance* appearance) :
+ LLTexLayerParam(appearance),
+ mCachedProcessedTexture(NULL),
+ mNeedsCreateTexture(FALSE),
+ mStaticImageInvalid(FALSE),
+ mAvgDistortionVec(1.f, 1.f, 1.f),
+ mCachedEffectiveWeight(0.f)
+{
+ sInstances.push_front(this);
+}
+
+
+LLTexLayerParamAlpha::~LLTexLayerParamAlpha()
+{
+ deleteCaches();
+ sInstances.remove(this);
+}
+
+/*virtual*/ LLViewerVisualParam* LLTexLayerParamAlpha::cloneParam(LLWearable* wearable) const
+{
+ LLTexLayerParamAlpha *new_param = new LLTexLayerParamAlpha(mTexLayer);
+ *new_param = *this;
+ return new_param;
+}
+
+void LLTexLayerParamAlpha::deleteCaches()
+{
+ mStaticImageTGA = NULL; // deletes image
+ mCachedProcessedTexture = NULL;
+ mStaticImageRaw = NULL;
+ mNeedsCreateTexture = FALSE;
+}
+
+BOOL LLTexLayerParamAlpha::getMultiplyBlend() const
+{
+ return ((LLTexLayerParamAlphaInfo *)getInfo())->mMultiplyBlend;
+}
+
+void LLTexLayerParamAlpha::setWeight(F32 weight, BOOL upload_bake)
+{
+ if (mIsAnimating || mTexLayer == NULL)
+ {
+ return;
+ }
+ F32 min_weight = getMinWeight();
+ F32 max_weight = getMaxWeight();
+ F32 new_weight = llclamp(weight, min_weight, max_weight);
+ U8 cur_u8 = F32_to_U8(mCurWeight, min_weight, max_weight);
+ U8 new_u8 = F32_to_U8(new_weight, min_weight, max_weight);
+ if (cur_u8 != new_u8)
+ {
+ mCurWeight = new_weight;
+
+ if ((mAvatarAppearance->getSex() & getSex()) &&
+ (mAvatarAppearance->isSelf() && !mIsDummy)) // only trigger a baked texture update if we're changing a wearable's visual param.
+ {
+ mAvatarAppearance->invalidateComposite(mTexLayer->getTexLayerSet(), upload_bake);
+ mTexLayer->invalidateMorphMasks();
+ }
+ }
+}
+
+void LLTexLayerParamAlpha::setAnimationTarget(F32 target_value, BOOL upload_bake)
+{
+ // do not animate dummy parameters
+ if (mIsDummy)
+ {
+ setWeight(target_value, upload_bake);
+ return;
+ }
+
+ mTargetWeight = target_value;
+ setWeight(target_value, upload_bake);
+ mIsAnimating = TRUE;
+ if (mNext)
+ {
+ mNext->setAnimationTarget(target_value, upload_bake);
+ }
+}
+
+void LLTexLayerParamAlpha::animate(F32 delta, BOOL upload_bake)
+{
+ if (mNext)
+ {
+ mNext->animate(delta, upload_bake);
+ }
+}
+
+BOOL LLTexLayerParamAlpha::getSkip() const
+{
+ if (!mTexLayer)
+ {
+ return TRUE;
+ }
+
+ const LLAvatarAppearance *appearance = mTexLayer->getTexLayerSet()->getAvatarAppearance();
+
+ if (((LLTexLayerParamAlphaInfo *)getInfo())->mSkipIfZeroWeight)
+ {
+ F32 effective_weight = (appearance->getSex() & getSex()) ? mCurWeight : getDefaultWeight();
+ if (is_approx_zero(effective_weight))
+ {
+ return TRUE;
+ }
+ }
+
+ LLWearableType::EType type = (LLWearableType::EType)getWearableType();
+ if ((type != LLWearableType::WT_INVALID) && !appearance->isWearingWearableType(type))
+ {
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+
+static LLFastTimer::DeclareTimer FTM_TEX_LAYER_PARAM_ALPHA("alpha render");
+BOOL LLTexLayerParamAlpha::render(S32 x, S32 y, S32 width, S32 height)
+{
+ LLFastTimer t(FTM_TEX_LAYER_PARAM_ALPHA);
+ BOOL success = TRUE;
+
+ if (!mTexLayer)
+ {
+ return success;
+ }
+
+ F32 effective_weight = (mTexLayer->getTexLayerSet()->getAvatarAppearance()->getSex() & getSex()) ? mCurWeight : getDefaultWeight();
+ BOOL weight_changed = effective_weight != mCachedEffectiveWeight;
+ if (getSkip())
+ {
+ return success;
+ }
+
+ LLTexLayerParamAlphaInfo *info = (LLTexLayerParamAlphaInfo *)getInfo();
+ gGL.flush();
+ if (info->mMultiplyBlend)
+ {
+ gGL.blendFunc(LLRender::BF_DEST_ALPHA, LLRender::BF_ZERO); // Multiplication: approximates a min() function
+ }
+ else
+ {
+ gGL.setSceneBlendType(LLRender::BT_ADD); // Addition: approximates a max() function
+ }
+
+ if (!info->mStaticImageFileName.empty() && !mStaticImageInvalid)
+ {
+ if (mStaticImageTGA.isNull())
+ {
+ // Don't load the image file until we actually need it the first time. Like now.
+ mStaticImageTGA = LLTexLayerStaticImageList::getInstance()->getImageTGA(info->mStaticImageFileName);
+ // We now have something in one of our caches
+ LLTexLayerSet::sHasCaches |= mStaticImageTGA.notNull() ? TRUE : FALSE;
+
+ if (mStaticImageTGA.isNull())
+ {
+ llwarns << "Unable to load static file: " << info->mStaticImageFileName << llendl;
+ mStaticImageInvalid = TRUE; // don't try again.
+ return FALSE;
+ }
+ }
+
+ const S32 image_tga_width = mStaticImageTGA->getWidth();
+ const S32 image_tga_height = mStaticImageTGA->getHeight();
+ if (!mCachedProcessedTexture ||
+ (mCachedProcessedTexture->getWidth() != image_tga_width) ||
+ (mCachedProcessedTexture->getHeight() != image_tga_height) ||
+ (weight_changed))
+ {
+ mCachedEffectiveWeight = effective_weight;
+
+ if (!mCachedProcessedTexture)
+ {
+ llassert(gTextureManagerBridgep);
+ mCachedProcessedTexture = gTextureManagerBridgep->getLocalTexture(image_tga_width, image_tga_height, 1, FALSE);
+
+ // We now have something in one of our caches
+ LLTexLayerSet::sHasCaches |= mCachedProcessedTexture ? TRUE : FALSE;
+
+ mCachedProcessedTexture->setExplicitFormat(GL_ALPHA8, GL_ALPHA);
+ }
+
+ // Applies domain and effective weight to data as it is decoded. Also resizes the raw image if needed.
+ mStaticImageRaw = NULL;
+ mStaticImageRaw = new LLImageRaw;
+ mStaticImageTGA->decodeAndProcess(mStaticImageRaw, info->mDomain, effective_weight);
+ mNeedsCreateTexture = TRUE;
+ lldebugs << "Built Cached Alpha: " << info->mStaticImageFileName << ": (" << mStaticImageRaw->getWidth() << ", " << mStaticImageRaw->getHeight() << ") " << "Domain: " << info->mDomain << " Weight: " << effective_weight << llendl;
+ }
+
+ if (mCachedProcessedTexture)
+ {
+ {
+ // Create the GL texture, and then hang onto it for future use.
+ if (mNeedsCreateTexture)
+ {
+ mCachedProcessedTexture->createGLTexture(0, mStaticImageRaw);
+ mNeedsCreateTexture = FALSE;
+ gGL.getTexUnit(0)->bind(mCachedProcessedTexture);
+ mCachedProcessedTexture->setAddressMode(LLTexUnit::TAM_CLAMP);
+ }
+
+ LLGLSNoAlphaTest gls_no_alpha_test;
+ gGL.getTexUnit(0)->bind(mCachedProcessedTexture);
+ gl_rect_2d_simple_tex(width, height);
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+ stop_glerror();
+ }
+ }
+
+ // Don't keep the cache for other people's avatars
+ // (It's not really a "cache" in that case, but the logic is the same)
+ if (!mAvatarAppearance->isSelf())
+ {
+ mCachedProcessedTexture = NULL;
+ }
+ }
+ else
+ {
+ LLGLDisable no_alpha(GL_ALPHA_TEST);
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+ gGL.color4f(0.f, 0.f, 0.f, effective_weight);
+ gl_rect_2d_simple(width, height);
+ }
+
+ return success;
+}
+
+//-----------------------------------------------------------------------------
+// LLTexLayerParamAlphaInfo
+//-----------------------------------------------------------------------------
+LLTexLayerParamAlphaInfo::LLTexLayerParamAlphaInfo() :
+ mMultiplyBlend(FALSE),
+ mSkipIfZeroWeight(FALSE),
+ mDomain(0.f)
+{
+}
+
+BOOL LLTexLayerParamAlphaInfo::parseXml(LLXmlTreeNode* node)
+{
+ llassert(node->hasName("param") && node->getChildByName("param_alpha"));
+
+ if (!LLViewerVisualParamInfo::parseXml(node))
+ return FALSE;
+
+ LLXmlTreeNode* param_alpha_node = node->getChildByName("param_alpha");
+ if (!param_alpha_node)
+ {
+ return FALSE;
+ }
+
+ static LLStdStringHandle tga_file_string = LLXmlTree::addAttributeString("tga_file");
+ if (param_alpha_node->getFastAttributeString(tga_file_string, mStaticImageFileName))
+ {
+ // Don't load the image file until it's actually needed.
+ }
+// else
+// {
+// llwarns << "<param_alpha> element is missing tga_file attribute." << llendl;
+// }
+
+ static LLStdStringHandle multiply_blend_string = LLXmlTree::addAttributeString("multiply_blend");
+ param_alpha_node->getFastAttributeBOOL(multiply_blend_string, mMultiplyBlend);
+
+ static LLStdStringHandle skip_if_zero_string = LLXmlTree::addAttributeString("skip_if_zero");
+ param_alpha_node->getFastAttributeBOOL(skip_if_zero_string, mSkipIfZeroWeight);
+
+ static LLStdStringHandle domain_string = LLXmlTree::addAttributeString("domain");
+ param_alpha_node->getFastAttributeF32(domain_string, mDomain);
+
+ return TRUE;
+}
+
+
+
+
+LLTexLayerParamColor::LLTexLayerParamColor(LLTexLayerInterface* layer) :
+ LLTexLayerParam(layer),
+ mAvgDistortionVec(1.f, 1.f, 1.f)
+{
+}
+
+LLTexLayerParamColor::LLTexLayerParamColor(LLAvatarAppearance *appearance) :
+ LLTexLayerParam(appearance),
+ mAvgDistortionVec(1.f, 1.f, 1.f)
+{
+}
+
+LLTexLayerParamColor::~LLTexLayerParamColor()
+{
+}
+
+/*virtual*/ LLViewerVisualParam* LLTexLayerParamColor::cloneParam(LLWearable* wearable) const
+{
+ LLTexLayerParamColor *new_param = new LLTexLayerParamColor(mTexLayer);
+ *new_param = *this;
+ return new_param;
+}
+
+LLColor4 LLTexLayerParamColor::getNetColor() const
+{
+ const LLTexLayerParamColorInfo *info = (LLTexLayerParamColorInfo *)getInfo();
+
+ llassert(info->mNumColors >= 1);
+
+ F32 effective_weight = (mAvatarAppearance && (mAvatarAppearance->getSex() & getSex())) ? mCurWeight : getDefaultWeight();
+
+ S32 index_last = info->mNumColors - 1;
+ F32 scaled_weight = effective_weight * index_last;
+ S32 index_start = (S32) scaled_weight;
+ S32 index_end = index_start + 1;
+ if (index_start == index_last)
+ {
+ return info->mColors[index_last];
+ }
+ else
+ {
+ F32 weight = scaled_weight - index_start;
+ const LLColor4 *start = &info->mColors[ index_start ];
+ const LLColor4 *end = &info->mColors[ index_end ];
+ return LLColor4((1.f - weight) * start->mV[VX] + weight * end->mV[VX],
+ (1.f - weight) * start->mV[VY] + weight * end->mV[VY],
+ (1.f - weight) * start->mV[VZ] + weight * end->mV[VZ],
+ (1.f - weight) * start->mV[VW] + weight * end->mV[VW]);
+ }
+}
+
+void LLTexLayerParamColor::setWeight(F32 weight, BOOL upload_bake)
+{
+ if (mIsAnimating)
+ {
+ return;
+ }
+
+ const LLTexLayerParamColorInfo *info = (LLTexLayerParamColorInfo *)getInfo();
+ F32 min_weight = getMinWeight();
+ F32 max_weight = getMaxWeight();
+ F32 new_weight = llclamp(weight, min_weight, max_weight);
+ U8 cur_u8 = F32_to_U8(mCurWeight, min_weight, max_weight);
+ U8 new_u8 = F32_to_U8(new_weight, min_weight, max_weight);
+ if (cur_u8 != new_u8)
+ {
+ mCurWeight = new_weight;
+
+ if (info->mNumColors <= 0)
+ {
+ // This will happen when we set the default weight the first time.
+ return;
+ }
+
+ if ((mAvatarAppearance->getSex() & getSex()) && (mAvatarAppearance->isSelf() && !mIsDummy)) // only trigger a baked texture update if we're changing a wearable's visual param.
+ {
+ onGlobalColorChanged(upload_bake);
+ if (mTexLayer)
+ {
+ mAvatarAppearance->invalidateComposite(mTexLayer->getTexLayerSet(), upload_bake);
+ }
+ }
+
+// llinfos << "param " << mName << " = " << new_weight << llendl;
+ }
+}
+
+void LLTexLayerParamColor::setAnimationTarget(F32 target_value, BOOL upload_bake)
+{
+ // set value first then set interpolating flag to ignore further updates
+ mTargetWeight = target_value;
+ setWeight(target_value, upload_bake);
+ mIsAnimating = TRUE;
+ if (mNext)
+ {
+ mNext->setAnimationTarget(target_value, upload_bake);
+ }
+}
+
+void LLTexLayerParamColor::animate(F32 delta, BOOL upload_bake)
+{
+ if (mNext)
+ {
+ mNext->animate(delta, upload_bake);
+ }
+}
+
+//-----------------------------------------------------------------------------
+// LLTexLayerParamColorInfo
+//-----------------------------------------------------------------------------
+LLTexLayerParamColorInfo::LLTexLayerParamColorInfo() :
+ mOperation(LLTexLayerParamColor::OP_ADD),
+ mNumColors(0)
+{
+}
+
+BOOL LLTexLayerParamColorInfo::parseXml(LLXmlTreeNode *node)
+{
+ llassert(node->hasName("param") && node->getChildByName("param_color"));
+
+ if (!LLViewerVisualParamInfo::parseXml(node))
+ return FALSE;
+
+ LLXmlTreeNode* param_color_node = node->getChildByName("param_color");
+ if (!param_color_node)
+ {
+ return FALSE;
+ }
+
+ std::string op_string;
+ static LLStdStringHandle operation_string = LLXmlTree::addAttributeString("operation");
+ if (param_color_node->getFastAttributeString(operation_string, op_string))
+ {
+ LLStringUtil::toLower(op_string);
+ if (op_string == "add") mOperation = LLTexLayerParamColor::OP_ADD;
+ else if (op_string == "multiply") mOperation = LLTexLayerParamColor::OP_MULTIPLY;
+ else if (op_string == "blend") mOperation = LLTexLayerParamColor::OP_BLEND;
+ }
+
+ mNumColors = 0;
+
+ LLColor4U color4u;
+ for (LLXmlTreeNode* child = param_color_node->getChildByName("value");
+ child;
+ child = param_color_node->getNextNamedChild())
+ {
+ if ((mNumColors < MAX_COLOR_VALUES))
+ {
+ static LLStdStringHandle color_string = LLXmlTree::addAttributeString("color");
+ if (child->getFastAttributeColor4U(color_string, color4u))
+ {
+ mColors[ mNumColors ].setVec(color4u);
+ mNumColors++;
+ }
+ }
+ }
+ if (!mNumColors)
+ {
+ llwarns << "<param_color> is missing <value> sub-elements" << llendl;
+ return FALSE;
+ }
+
+ if ((mOperation == LLTexLayerParamColor::OP_BLEND) && (mNumColors != 1))
+ {
+ llwarns << "<param_color> with operation\"blend\" must have exactly one <value>" << llendl;
+ return FALSE;
+ }
+
+ return TRUE;
+}