merge

11 files changed, 820 insertions, 9 deletions

diff --git a/indra/llprimitive/CMakeLists.txt b/indra/llprimitive/CMakeLists.txt
index 1768a06a27..0dd13916bf 100755
--- a/indra/llprimitive/CMakeLists.txt
+++ b/indra/llprimitive/CMakeLists.txt
@@ -24,6 +24,8 @@ include_directories(SYSTEM
     )
 
 set(llprimitive_SOURCE_FILES
+    llmaterialid.cpp
+    llmaterial.cpp
     llmaterialtable.cpp
     llmediaentry.cpp
     llmodel.cpp
@@ -41,6 +43,8 @@ set(llprimitive_HEADER_FILES
     CMakeLists.txt
 
     legacy_object_types.h
+    llmaterial.h
+    llmaterialid.h
     llmaterialtable.h
     llmediaentry.h
     llmodel.h
diff --git a/indra/llprimitive/llmaterial.cpp b/indra/llprimitive/llmaterial.cpp
new file mode 100644
index 0000000000..cf4c645cfd
--- /dev/null
+++ b/indra/llprimitive/llmaterial.cpp
@@ -0,0 +1,227 @@
+/**
+ * @file llmaterial.cpp
+ * @brief Material definition
+ *
+ * $LicenseInfo:firstyear=2006&license=viewerlgpl$
+ * 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 "llmaterial.h"
+
+/**
+ * Materials cap parameters
+ */
+#define MATERIALS_CAP_NORMAL_MAP_FIELD            "NormMap"
+#define MATERIALS_CAP_NORMAL_MAP_OFFSET_X_FIELD   "NormOffsetX"
+#define MATERIALS_CAP_NORMAL_MAP_OFFSET_Y_FIELD   "NormOffsetY"
+#define MATERIALS_CAP_NORMAL_MAP_REPEAT_X_FIELD   "NormRepeatX"
+#define MATERIALS_CAP_NORMAL_MAP_REPEAT_Y_FIELD   "NormRepeatY"
+#define MATERIALS_CAP_NORMAL_MAP_ROTATION_FIELD   "NormRotation"
+
+#define MATERIALS_CAP_SPECULAR_MAP_FIELD          "SpecMap"
+#define MATERIALS_CAP_SPECULAR_MAP_OFFSET_X_FIELD "SpecOffsetX"
+#define MATERIALS_CAP_SPECULAR_MAP_OFFSET_Y_FIELD "SpecOffsetY"
+#define MATERIALS_CAP_SPECULAR_MAP_REPEAT_X_FIELD "SpecRepeatX"
+#define MATERIALS_CAP_SPECULAR_MAP_REPEAT_Y_FIELD "SpecRepeatY"
+#define MATERIALS_CAP_SPECULAR_MAP_ROTATION_FIELD "SpecRotation"
+
+#define MATERIALS_CAP_SPECULAR_COLOR_FIELD        "SpecColor"
+#define MATERIALS_CAP_SPECULAR_EXP_FIELD          "SpecExp"
+#define MATERIALS_CAP_ENV_INTENSITY_FIELD         "EnvIntensity"
+#define MATERIALS_CAP_ALPHA_MASK_CUTOFF_FIELD     "AlphaMaskCutoff"
+#define MATERIALS_CAP_DIFFUSE_ALPHA_MODE_FIELD    "DiffuseAlphaMode"
+
+const LLColor4U LLMaterial::DEFAULT_SPECULAR_LIGHT_COLOR(255,255,255,255);
+
+/**
+ * Materials constants
+ */
+
+const F32 MATERIALS_MULTIPLIER                   = 10000.f;
+
+/**
+ * Helper functions
+ */
+
+template<typename T> T getMaterialField(const LLSD& data, const std::string& field, const LLSD::Type field_type)
+{
+	if ( (data.has(field)) && (field_type == data[field].type()) )
+	{
+		return (T)data[field];
+	}
+	llerrs << "Missing or mistyped field '" << field << "' in material definition" << llendl;
+	return (T)LLSD();
+}
+
+// GCC didn't like the generic form above for some reason
+template<> LLUUID getMaterialField(const LLSD& data, const std::string& field, const LLSD::Type field_type)
+{
+	if ( (data.has(field)) && (field_type == data[field].type()) )
+	{
+		return data[field].asUUID();
+	}
+	llerrs << "Missing or mistyped field '" << field << "' in material definition" << llendl;
+	return LLUUID::null;
+}
+
+/**
+ * LLMaterial class
+ */
+
+const LLMaterial LLMaterial::null;
+
+LLMaterial::LLMaterial()
+	: mNormalOffsetX(0.0f)
+	, mNormalOffsetY(0.0f)
+	, mNormalRepeatX(1.0f)
+	, mNormalRepeatY(1.0f)
+	, mNormalRotation(0.0f)
+	, mSpecularOffsetX(0.0f)
+	, mSpecularOffsetY(0.0f)
+	, mSpecularRepeatX(1.0f)
+	, mSpecularRepeatY(1.0f)
+	, mSpecularRotation(0.0f)
+	, mSpecularLightColor(LLMaterial::DEFAULT_SPECULAR_LIGHT_COLOR)
+	, mSpecularLightExponent(LLMaterial::DEFAULT_SPECULAR_LIGHT_EXPONENT)
+	, mEnvironmentIntensity(LLMaterial::DEFAULT_ENV_INTENSITY)
+	, mDiffuseAlphaMode(LLMaterial::DIFFUSE_ALPHA_MODE_BLEND)
+	, mAlphaMaskCutoff(0)
+{
+}
+
+LLMaterial::LLMaterial(const LLSD& material_data)
+{
+	fromLLSD(material_data);
+}
+
+LLSD LLMaterial::asLLSD() const
+{
+	LLSD material_data;
+
+	material_data[MATERIALS_CAP_NORMAL_MAP_FIELD] = mNormalID;
+	material_data[MATERIALS_CAP_NORMAL_MAP_OFFSET_X_FIELD] = llround(mNormalOffsetX * MATERIALS_MULTIPLIER);
+	material_data[MATERIALS_CAP_NORMAL_MAP_OFFSET_Y_FIELD] = llround(mNormalOffsetY * MATERIALS_MULTIPLIER);
+	material_data[MATERIALS_CAP_NORMAL_MAP_REPEAT_X_FIELD] = llround(mNormalRepeatX * MATERIALS_MULTIPLIER);
+	material_data[MATERIALS_CAP_NORMAL_MAP_REPEAT_Y_FIELD] = llround(mNormalRepeatY * MATERIALS_MULTIPLIER);
+	material_data[MATERIALS_CAP_NORMAL_MAP_ROTATION_FIELD] = llround(mNormalRotation * MATERIALS_MULTIPLIER);
+
+	material_data[MATERIALS_CAP_SPECULAR_MAP_FIELD] = mSpecularID;
+	material_data[MATERIALS_CAP_SPECULAR_MAP_OFFSET_X_FIELD] = llround(mSpecularOffsetX * MATERIALS_MULTIPLIER);
+	material_data[MATERIALS_CAP_SPECULAR_MAP_OFFSET_Y_FIELD] = llround(mSpecularOffsetY * MATERIALS_MULTIPLIER);
+	material_data[MATERIALS_CAP_SPECULAR_MAP_REPEAT_X_FIELD] = llround(mSpecularRepeatX * MATERIALS_MULTIPLIER);
+	material_data[MATERIALS_CAP_SPECULAR_MAP_REPEAT_Y_FIELD] = llround(mSpecularRepeatY * MATERIALS_MULTIPLIER);
+	material_data[MATERIALS_CAP_SPECULAR_MAP_ROTATION_FIELD] = llround(mSpecularRotation * MATERIALS_MULTIPLIER);
+
+	material_data[MATERIALS_CAP_SPECULAR_COLOR_FIELD]     = mSpecularLightColor.getValue();
+	material_data[MATERIALS_CAP_SPECULAR_EXP_FIELD]       = mSpecularLightExponent;
+	material_data[MATERIALS_CAP_ENV_INTENSITY_FIELD]      = mEnvironmentIntensity;
+	material_data[MATERIALS_CAP_DIFFUSE_ALPHA_MODE_FIELD] = mDiffuseAlphaMode;
+	material_data[MATERIALS_CAP_ALPHA_MASK_CUTOFF_FIELD]  = mAlphaMaskCutoff;
+
+	return material_data;
+}
+
+void LLMaterial::fromLLSD(const LLSD& material_data)
+{
+	mNormalID = getMaterialField<LLSD::UUID>(material_data, MATERIALS_CAP_NORMAL_MAP_FIELD, LLSD::TypeUUID);
+	mNormalOffsetX  = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_NORMAL_MAP_OFFSET_X_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+	mNormalOffsetY  = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_NORMAL_MAP_OFFSET_Y_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+	mNormalRepeatX  = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_NORMAL_MAP_REPEAT_X_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+	mNormalRepeatY  = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_NORMAL_MAP_REPEAT_Y_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+	mNormalRotation = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_NORMAL_MAP_ROTATION_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+
+	mSpecularID = getMaterialField<LLSD::UUID>(material_data, MATERIALS_CAP_SPECULAR_MAP_FIELD, LLSD::TypeUUID);
+	mSpecularOffsetX  = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_SPECULAR_MAP_OFFSET_X_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+	mSpecularOffsetY  = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_SPECULAR_MAP_OFFSET_Y_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+	mSpecularRepeatX  = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_SPECULAR_MAP_REPEAT_X_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+	mSpecularRepeatY  = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_SPECULAR_MAP_REPEAT_Y_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+	mSpecularRotation = (F32)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_SPECULAR_MAP_ROTATION_FIELD, LLSD::TypeInteger) / MATERIALS_MULTIPLIER;
+
+	mSpecularLightColor.setValue(getMaterialField<LLSD>(material_data, MATERIALS_CAP_SPECULAR_COLOR_FIELD, LLSD::TypeArray));
+	mSpecularLightExponent = (U8)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_SPECULAR_EXP_FIELD,       LLSD::TypeInteger);
+	mEnvironmentIntensity  = (U8)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_ENV_INTENSITY_FIELD,      LLSD::TypeInteger);
+	mDiffuseAlphaMode      = (U8)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_DIFFUSE_ALPHA_MODE_FIELD, LLSD::TypeInteger);
+	mAlphaMaskCutoff       = (U8)getMaterialField<LLSD::Integer>(material_data, MATERIALS_CAP_ALPHA_MASK_CUTOFF_FIELD,  LLSD::TypeInteger);
+}
+
+bool LLMaterial::isNull() const
+{
+	return (*this == null);
+}
+
+bool LLMaterial::operator == (const LLMaterial& rhs) const
+{
+	return 
+		(mNormalID == rhs.mNormalID) && (mNormalOffsetX == rhs.mNormalOffsetX) && (mNormalOffsetY == rhs.mNormalOffsetY) &&
+		(mNormalRepeatX == rhs.mNormalRepeatX) && (mNormalRepeatY == rhs.mNormalRepeatY) && (mNormalRotation == rhs.mNormalRotation) &&
+		(mSpecularID == rhs.mSpecularID) && (mSpecularOffsetX == rhs.mSpecularOffsetX) && (mSpecularOffsetY == rhs.mSpecularOffsetY) &&
+		(mSpecularRepeatX == rhs.mSpecularRepeatX) && (mSpecularRepeatY == rhs.mSpecularRepeatY) && (mSpecularRotation == rhs.mSpecularRotation) &&
+		(mSpecularLightColor == rhs.mSpecularLightColor) && (mSpecularLightExponent == rhs.mSpecularLightExponent) &&
+		(mEnvironmentIntensity == rhs.mEnvironmentIntensity) && (mDiffuseAlphaMode == rhs.mDiffuseAlphaMode) && (mAlphaMaskCutoff == rhs.mAlphaMaskCutoff);
+}
+
+bool LLMaterial::operator != (const LLMaterial& rhs) const
+{
+	return !(*this == rhs);
+}
+
+
+U32 LLMaterial::getShaderMask(U32 alpha_mode)
+{ //NEVER incorporate this value into the message system -- this function will vary depending on viewer implementation
+	U32 ret = 0;
+
+	//two least significant bits are "diffuse alpha mode"
+	if (alpha_mode != DIFFUSE_ALPHA_MODE_DEFAULT)
+	{
+		ret = alpha_mode;
+	}
+	else
+	{
+		ret = getDiffuseAlphaMode();
+	}
+
+	llassert(ret < SHADER_COUNT);
+
+	//next bit is whether or not specular map is present
+	const U32 SPEC_BIT = 0x4;
+
+	if (getSpecularID().notNull())
+	{
+		ret |= SPEC_BIT;
+	}
+
+	llassert(ret < SHADER_COUNT);
+	
+	//next bit is whether or not normal map is present
+	const U32 NORM_BIT = 0x8;
+	if (getNormalID().notNull())
+	{
+		ret |= NORM_BIT;
+	}
+
+	llassert(ret < SHADER_COUNT);
+
+	return ret;
+}
+
+
diff --git a/indra/llprimitive/llmaterial.h b/indra/llprimitive/llmaterial.h
new file mode 100644
index 0000000000..9f52a3f6c1
--- /dev/null
+++ b/indra/llprimitive/llmaterial.h
@@ -0,0 +1,155 @@
+/**
+ * @file llmaterial.h
+ * @brief Material definition
+ *
+ * $LicenseInfo:firstyear=2006&license=viewerlgpl$
+ * 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
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLMATERIAL_H
+#define LL_LLMATERIAL_H
+
+#include <boost/shared_ptr.hpp>
+
+#include "llmaterialid.h"
+#include "llsd.h"
+#include "v4coloru.h"
+#include "llpointer.h"
+#include "llrefcount.h"
+
+class LLMaterial : public LLRefCount
+{
+public:
+
+	typedef enum
+	{
+		DIFFUSE_ALPHA_MODE_NONE = 0,
+		DIFFUSE_ALPHA_MODE_BLEND = 1,
+		DIFFUSE_ALPHA_MODE_MASK = 2,
+		DIFFUSE_ALPHA_MODE_EMISSIVE = 3,
+		DIFFUSE_ALPHA_MODE_DEFAULT = 4,
+	} eDiffuseAlphaMode;
+
+	typedef enum
+	{
+		SHADER_COUNT = 16,
+		ALPHA_SHADER_COUNT = 4
+	} eShaderCount;
+
+	
+	
+	static const U8			DEFAULT_SPECULAR_LIGHT_EXPONENT = ((U8)(0.2f * 255));
+	static const LLColor4U	DEFAULT_SPECULAR_LIGHT_COLOR;
+	static const U8			DEFAULT_ENV_INTENSITY = 0;
+
+	LLMaterial();
+	LLMaterial(const LLSD& material_data);
+
+	LLSD asLLSD() const;
+	void fromLLSD(const LLSD& material_data);
+
+	const LLUUID& getNormalID() const { return mNormalID; }
+	void		setNormalID(const LLUUID& normal_id) { mNormalID = normal_id; }
+	void		getNormalOffset(F32& offset_x, F32& offset_y) const { offset_x = mNormalOffsetX; offset_y = mNormalOffsetY; }
+	F32		getNormalOffsetX() const { return mNormalOffsetX; }
+	F32		getNormalOffsetY() const { return mNormalOffsetY; }
+
+	void		setNormalOffset(F32 offset_x, F32 offset_y) { mNormalOffsetX = offset_x; mNormalOffsetY = offset_y; }
+	void		setNormalOffsetX(F32 offset_x) { mNormalOffsetX = offset_x; }
+	void		setNormalOffsetY(F32 offset_y) { mNormalOffsetY = offset_y; }
+
+	void		getNormalRepeat(F32& repeat_x, F32& repeat_y) const { repeat_x = mNormalRepeatX; repeat_y = mNormalRepeatY; }
+	F32		getNormalRepeatX() const { return mNormalRepeatX; }
+	F32		getNormalRepeatY() const { return mNormalRepeatY; }
+
+	void		setNormalRepeat(F32 repeat_x, F32 repeat_y) { mNormalRepeatX = repeat_x; mNormalRepeatY = repeat_y; }
+	void		setNormalRepeatX(F32 repeat_x) { mNormalRepeatX = repeat_x; }
+	void		setNormalRepeatY(F32 repeat_y) { mNormalRepeatY = repeat_y; }
+
+	F32		getNormalRotation() const { return mNormalRotation; }
+	void		setNormalRotation(F32 rot) { mNormalRotation = rot; }
+
+	const LLUUID& getSpecularID() const { return mSpecularID; }
+	void		setSpecularID(const LLUUID& specular_id)  { mSpecularID = specular_id; }
+	void		getSpecularOffset(F32& offset_x, F32& offset_y) const { offset_x = mSpecularOffsetX; offset_y = mSpecularOffsetY; }
+	F32		getSpecularOffsetX() const { return mSpecularOffsetX; }
+	F32		getSpecularOffsetY() const { return mSpecularOffsetY; }
+
+	void		setSpecularOffset(F32 offset_x, F32 offset_y) { mSpecularOffsetX = offset_x; mSpecularOffsetY = offset_y; }
+	void		setSpecularOffsetX(F32 offset_x) { mSpecularOffsetX = offset_x; }
+	void		setSpecularOffsetY(F32 offset_y) { mSpecularOffsetY = offset_y; }
+
+	void		getSpecularRepeat(F32& repeat_x, F32& repeat_y) const { repeat_x = mSpecularRepeatX; repeat_y = mSpecularRepeatY; }
+	F32		getSpecularRepeatX() const { return mSpecularRepeatX; }
+	F32		getSpecularRepeatY() const { return mSpecularRepeatY; }
+
+	void		setSpecularRepeat(F32 repeat_x, F32 repeat_y) { mSpecularRepeatX = repeat_x; mSpecularRepeatY = repeat_y; }
+	void		setSpecularRepeatX(F32 repeat_x) { mSpecularRepeatX = repeat_x; }
+	void		setSpecularRepeatY(F32 repeat_y) { mSpecularRepeatY = repeat_y; }
+
+	F32		getSpecularRotation() const { return mSpecularRotation; }
+	void		setSpecularRotation(F32 rot) { mSpecularRotation = rot; }
+
+	const LLColor4U getSpecularLightColor() const { return mSpecularLightColor; }
+	void		setSpecularLightColor(const LLColor4U& color) { mSpecularLightColor = color; }
+	U8			getSpecularLightExponent() const { return mSpecularLightExponent; }
+	void		setSpecularLightExponent(U8 exponent) { mSpecularLightExponent = exponent; }
+	U8			getEnvironmentIntensity() const { return mEnvironmentIntensity; }
+	void		setEnvironmentIntensity(U8 intensity) { mEnvironmentIntensity = intensity; }
+	U8			getDiffuseAlphaMode() const { return mDiffuseAlphaMode; }
+	void		setDiffuseAlphaMode(U8 alpha_mode) { mDiffuseAlphaMode = alpha_mode; }
+	U8			getAlphaMaskCutoff() const { return mAlphaMaskCutoff; }
+	void		setAlphaMaskCutoff(U8 cutoff) { mAlphaMaskCutoff = cutoff; }
+
+	bool		isNull() const;
+	static const LLMaterial null;
+
+	bool		operator == (const LLMaterial& rhs) const;
+	bool		operator != (const LLMaterial& rhs) const;
+
+	U32			getShaderMask(U32 alpha_mode = DIFFUSE_ALPHA_MODE_DEFAULT);
+
+protected:
+	LLUUID		mNormalID;
+	F32			mNormalOffsetX;
+	F32			mNormalOffsetY;
+	F32			mNormalRepeatX;
+	F32			mNormalRepeatY;
+	F32			mNormalRotation;
+
+	LLUUID		mSpecularID;
+	F32			mSpecularOffsetX;
+	F32			mSpecularOffsetY;
+	F32			mSpecularRepeatX;
+	F32			mSpecularRepeatY;
+	F32			mSpecularRotation;
+
+	LLColor4U	mSpecularLightColor;
+	U8			mSpecularLightExponent;
+	U8			mEnvironmentIntensity;
+	U8			mDiffuseAlphaMode;
+	U8			mAlphaMaskCutoff;
+};
+
+typedef LLPointer<LLMaterial> LLMaterialPtr;
+
+#endif // LL_LLMATERIAL_H
+
diff --git a/indra/llprimitive/llmaterialid.cpp b/indra/llprimitive/llmaterialid.cpp
new file mode 100644
index 0000000000..820f62c43c
--- /dev/null
+++ b/indra/llprimitive/llmaterialid.cpp
@@ -0,0 +1,183 @@
+/** 
+* @file llmaterialid.cpp
+* @brief Implementation of llmaterialid
+* @author Stinson@lindenlab.com
+*
+* $LicenseInfo:firstyear=2012&license=viewerlgpl$
+* Second Life Viewer Source Code
+* Copyright (C) 2012, 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 "llmaterialid.h"
+
+#include <string>
+
+#include "llformat.h"
+
+const LLMaterialID LLMaterialID::null;
+
+LLMaterialID::LLMaterialID()
+{
+	clear();
+}
+
+LLMaterialID::LLMaterialID(const LLSD& pMaterialID)
+{
+	llassert(pMaterialID.isBinary());
+	parseFromBinary(pMaterialID.asBinary());
+}
+
+LLMaterialID::LLMaterialID(const LLSD::Binary& pMaterialID)
+{
+	parseFromBinary(pMaterialID);
+}
+
+LLMaterialID::LLMaterialID(const void* pMemory)
+{
+	set(pMemory);
+}
+
+LLMaterialID::LLMaterialID(const LLMaterialID& pOtherMaterialID)
+{
+	copyFromOtherMaterialID(pOtherMaterialID);
+}
+
+LLMaterialID::~LLMaterialID()
+{
+}
+
+bool LLMaterialID::operator == (const LLMaterialID& pOtherMaterialID) const
+{
+	return (compareToOtherMaterialID(pOtherMaterialID) == 0);
+}
+
+bool LLMaterialID::operator != (const LLMaterialID& pOtherMaterialID) const
+{
+	return (compareToOtherMaterialID(pOtherMaterialID) != 0);
+}
+
+bool LLMaterialID::operator < (const LLMaterialID& pOtherMaterialID) const
+{
+	return (compareToOtherMaterialID(pOtherMaterialID) < 0);
+}
+
+bool LLMaterialID::operator <= (const LLMaterialID& pOtherMaterialID) const
+{
+	return (compareToOtherMaterialID(pOtherMaterialID) <= 0);
+}
+
+bool LLMaterialID::operator > (const LLMaterialID& pOtherMaterialID) const
+{
+	return (compareToOtherMaterialID(pOtherMaterialID) > 0);
+}
+
+bool LLMaterialID::operator >= (const LLMaterialID& pOtherMaterialID) const
+{
+	return (compareToOtherMaterialID(pOtherMaterialID) >= 0);
+}
+
+LLMaterialID& LLMaterialID::operator = (const LLMaterialID& pOtherMaterialID)
+{
+	copyFromOtherMaterialID(pOtherMaterialID);
+	return (*this);
+}
+
+bool LLMaterialID::isNull() const
+{
+	return (compareToOtherMaterialID(LLMaterialID::null) == 0);
+}
+
+const U8* LLMaterialID::get() const
+{
+	return mID;
+}
+
+void LLMaterialID::set(const void* pMemory)
+{
+	llassert(pMemory != NULL);
+
+	// assumes that the required size of memory is available
+	memcpy(mID, pMemory, MATERIAL_ID_SIZE * sizeof(U8));
+}
+
+void LLMaterialID::clear()
+{
+	memset(mID, 0, MATERIAL_ID_SIZE * sizeof(U8));
+}
+
+LLSD LLMaterialID::asLLSD() const
+{
+	LLSD::Binary materialIDBinary;
+
+	materialIDBinary.resize(MATERIAL_ID_SIZE * sizeof(U8));
+	memcpy(materialIDBinary.data(), mID, MATERIAL_ID_SIZE * sizeof(U8));
+
+	LLSD materialID = materialIDBinary;
+	return materialID;
+}
+
+std::string LLMaterialID::asString() const
+{
+	std::string materialIDString;
+	for (unsigned int i = 0U; i < static_cast<unsigned int>(MATERIAL_ID_SIZE / sizeof(U32)); ++i)
+	{
+		if (i != 0U)
+		{
+			materialIDString += "-";
+		}
+		const U32 *value = reinterpret_cast<const U32*>(&get()[i * sizeof(U32)]);
+		materialIDString += llformat("%08x", *value);
+	}
+	return materialIDString;
+}
+
+std::ostream& operator<<(std::ostream& s, const LLMaterialID &material_id)
+{
+	s << material_id.asString();
+	return s;
+}
+
+
+void LLMaterialID::parseFromBinary (const LLSD::Binary& pMaterialID)
+{
+	llassert(pMaterialID.size() == (MATERIAL_ID_SIZE * sizeof(U8)));
+	memcpy(mID, &pMaterialID[0], MATERIAL_ID_SIZE * sizeof(U8));
+}
+
+void LLMaterialID::copyFromOtherMaterialID(const LLMaterialID& pOtherMaterialID)
+{
+	memcpy(mID, pOtherMaterialID.get(), MATERIAL_ID_SIZE * sizeof(U8));
+}
+
+int LLMaterialID::compareToOtherMaterialID(const LLMaterialID& pOtherMaterialID) const
+{
+	int retVal = 0;
+
+	for (unsigned int i = 0U; (retVal == 0) && (i < static_cast<unsigned int>(MATERIAL_ID_SIZE / sizeof(U32))); ++i)
+	{
+		const U32 *thisValue = reinterpret_cast<const U32*>(&get()[i * sizeof(U32)]);
+		const U32 *otherValue = reinterpret_cast<const U32*>(&pOtherMaterialID.get()[i * sizeof(U32)]);
+		retVal = ((*thisValue < *otherValue) ? -1 : ((*thisValue > *otherValue) ? 1 : 0));
+	}
+
+	return retVal;
+}
diff --git a/indra/llprimitive/llmaterialid.h b/indra/llprimitive/llmaterialid.h
new file mode 100644
index 0000000000..0a95204085
--- /dev/null
+++ b/indra/llprimitive/llmaterialid.h
@@ -0,0 +1,76 @@
+/** 
+* @file   llmaterialid.h
+* @brief  Header file for llmaterialid
+* @author Stinson@lindenlab.com
+*
+* $LicenseInfo:firstyear=2012&license=viewerlgpl$
+* Second Life Viewer Source Code
+* Copyright (C) 2012, 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
+* $/LicenseInfo$
+*/
+#ifndef LL_LLMATERIALID_H
+#define LL_LLMATERIALID_H
+
+#define MATERIAL_ID_SIZE 16
+
+#include <string>
+
+class LLMaterialID
+{
+public:
+	LLMaterialID();
+	LLMaterialID(const LLSD& pMaterialID);
+	LLMaterialID(const LLSD::Binary& pMaterialID);
+	LLMaterialID(const void* pMemory);
+	LLMaterialID(const LLMaterialID& pOtherMaterialID);
+	~LLMaterialID();
+
+	bool          operator == (const LLMaterialID& pOtherMaterialID) const;
+	bool          operator != (const LLMaterialID& pOtherMaterialID) const;
+
+	bool          operator < (const LLMaterialID& pOtherMaterialID) const;
+	bool          operator <= (const LLMaterialID& pOtherMaterialID) const;
+	bool          operator > (const LLMaterialID& pOtherMaterialID) const;
+	bool          operator >= (const LLMaterialID& pOtherMaterialID) const;
+
+	LLMaterialID& operator = (const LLMaterialID& pOtherMaterialID);
+
+	bool          isNull() const;
+
+	const U8*     get() const;
+	void          set(const void* pMemory);
+	void          clear();
+
+	LLSD          asLLSD() const;
+	std::string   asString() const;
+
+	friend std::ostream& operator<<(std::ostream& s, const LLMaterialID &material_id);
+
+	static const LLMaterialID null;
+
+private:
+	void parseFromBinary(const LLSD::Binary& pMaterialID);
+	void copyFromOtherMaterialID(const LLMaterialID& pOtherMaterialID);
+	int  compareToOtherMaterialID(const LLMaterialID& pOtherMaterialID) const;
+
+	U8 mID[MATERIAL_ID_SIZE];
+} ;
+
+#endif // LL_LLMATERIALID_H
+
diff --git a/indra/llprimitive/llprimitive.cpp b/indra/llprimitive/llprimitive.cpp
index c340fc2d35..2fa77177f5 100755
--- a/indra/llprimitive/llprimitive.cpp
+++ b/indra/llprimitive/llprimitive.cpp
@@ -39,6 +39,7 @@
 #include "llsdutil_math.h"
 #include "llprimtexturelist.h"
 #include "imageids.h"
+#include "llmaterialid.h"
 
 /**
  * exported constants
@@ -314,6 +315,15 @@ S32  LLPrimitive::setTERotation(const U8 index, const F32 r)
 	return mTextureList.setRotation(index, r);
 }
 
+S32 LLPrimitive::setTEMaterialID(const U8 index, const LLMaterialID& pMaterialID)
+{
+	return mTextureList.setMaterialID(index, pMaterialID);
+}
+
+S32 LLPrimitive::setTEMaterialParams(const U8 index, const LLMaterialPtr pMaterialParams)
+{
+	return mTextureList.setMaterialParams(index, pMaterialParams);
+}
 
 //===============================================================
 S32  LLPrimitive::setTEBumpShinyFullbright(const U8 index, const U8 bump)
@@ -364,6 +374,23 @@ S32 LLPrimitive::setTEGlow(const U8 index, const F32 glow)
 	return mTextureList.setGlow(index, glow);
 }
 
+void LLPrimitive::setAllTESelected(bool sel)
+{
+	for (int i = 0, cnt = getNumTEs(); i < cnt; i++)
+	{
+		setTESelected(i, sel);
+	}
+}
+	
+void LLPrimitive::setTESelected(const U8 te, bool sel)
+{
+	LLTextureEntry* tep = getTE(te);
+	if ( (tep) && (tep->setSelected(sel)) && (!sel) && (tep->hasPendingMaterialUpdate()) )
+	{
+		LLMaterialID material_id = tep->getMaterialID();
+		setTEMaterialID(te, material_id);
+	}
+}
 
 LLPCode LLPrimitive::legacyToPCode(const U8 legacy)
 {
@@ -1044,7 +1071,7 @@ S32 LLPrimitive::unpackTEField(U8 *cur_ptr, U8 *buffer_end, U8 *data_ptr, U8 dat
 	
 	while ((cur_ptr < buffer_end) && (*cur_ptr != 0))
 	{
-//		llinfos << "TE exception" << llendl;
+		LL_DEBUGS("TEFieldDecode") << "TE exception" << LL_ENDL;
 		i = 0;
 		while (*cur_ptr & 0x80)
 		{
@@ -1059,14 +1086,16 @@ S32 LLPrimitive::unpackTEField(U8 *cur_ptr, U8 *buffer_end, U8 *data_ptr, U8 dat
 			if (i & 0x01)
 			{
 				htonmemcpy(data_ptr+(j*data_size),cur_ptr,type,data_size);
-//				char foo[64];
-//				sprintf(foo,"%x %x",*(data_ptr+(j*data_size)), *(data_ptr+(j*data_size)+1));
-//				llinfos << "Assigning " << foo << " to face " << j << llendl;			
+				LL_DEBUGS("TEFieldDecode") << "Assigning " ;
+				char foo[64];
+				sprintf(foo,"%x %x",*(data_ptr+(j*data_size)), *(data_ptr+(j*data_size)+1));
+				LL_CONT << foo << " to face " << j << LL_ENDL;
 			}
 			i = i >> 1;
 		}
 		cur_ptr += data_size;		
 	}
+	llassert(cur_ptr <= buffer_end); // buffer underrun
 	return (S32)(cur_ptr - start_loc);
 }
 
@@ -1088,6 +1117,7 @@ BOOL LLPrimitive::packTEMessage(LLMessageSystem *mesgsys) const
 	U8	   bump[MAX_TES];
 	U8	   media_flags[MAX_TES];
     U8     glow[MAX_TES];
+	U8     material_data[MAX_TES*16];
 	
 	const U32 MAX_TE_BUFFER = 4096;
 	U8 packed_buffer[MAX_TE_BUFFER];
@@ -1125,6 +1155,9 @@ BOOL LLPrimitive::packTEMessage(LLMessageSystem *mesgsys) const
 			bump[face_index] = te->getBumpShinyFullbright();
 			media_flags[face_index] = te->getMediaTexGen();
 			glow[face_index] = (U8) llround((llclamp(te->getGlow(), 0.0f, 1.0f) * (F32)0xFF));
+
+			// Directly sending material_ids is not safe!
+			memcpy(&material_data[face_index*16],getTE(face_index)->getMaterialID().get(),16);	/* Flawfinder: ignore */ 
 		}
 
 		cur_ptr += packTEField(cur_ptr, (U8 *)image_ids, sizeof(LLUUID),last_face_index, MVT_LLUUID);
@@ -1146,6 +1179,8 @@ BOOL LLPrimitive::packTEMessage(LLMessageSystem *mesgsys) const
 		cur_ptr += packTEField(cur_ptr, (U8 *)media_flags, 1 ,last_face_index, MVT_U8);
 		*cur_ptr++ = 0;
 		cur_ptr += packTEField(cur_ptr, (U8 *)glow, 1 ,last_face_index, MVT_U8);
+		*cur_ptr++ = 0;
+		cur_ptr += packTEField(cur_ptr, (U8 *)material_data, 16, last_face_index, MVT_LLUUID);
 	}
    	mesgsys->addBinaryDataFast(_PREHASH_TextureEntry, packed_buffer, (S32)(cur_ptr - packed_buffer));
 
@@ -1167,6 +1202,7 @@ BOOL LLPrimitive::packTEMessage(LLDataPacker &dp) const
 	U8	   bump[MAX_TES];
 	U8	   media_flags[MAX_TES];
     U8     glow[MAX_TES];
+	U8     material_data[MAX_TES*16];
 	
 	const U32 MAX_TE_BUFFER = 4096;
 	U8 packed_buffer[MAX_TE_BUFFER];
@@ -1204,6 +1240,9 @@ BOOL LLPrimitive::packTEMessage(LLDataPacker &dp) const
 			bump[face_index] = te->getBumpShinyFullbright();
 			media_flags[face_index] = te->getMediaTexGen();
             glow[face_index] = (U8) llround((llclamp(te->getGlow(), 0.0f, 1.0f) * (F32)0xFF));
+
+			// Directly sending material_ids is not safe!
+			memcpy(&material_data[face_index*16],getTE(face_index)->getMaterialID().get(),16);	/* Flawfinder: ignore */ 
 		}
 
 		cur_ptr += packTEField(cur_ptr, (U8 *)image_ids, sizeof(LLUUID),last_face_index, MVT_LLUUID);
@@ -1225,6 +1264,8 @@ BOOL LLPrimitive::packTEMessage(LLDataPacker &dp) const
 		cur_ptr += packTEField(cur_ptr, (U8 *)media_flags, 1 ,last_face_index, MVT_U8);
 		*cur_ptr++ = 0;
 		cur_ptr += packTEField(cur_ptr, (U8 *)glow, 1 ,last_face_index, MVT_U8);
+		*cur_ptr++ = 0;
+		cur_ptr += packTEField(cur_ptr, (U8 *)material_data, 16, last_face_index, MVT_LLUUID);
 	}
 
 	dp.packBinaryData(packed_buffer, (S32)(cur_ptr - packed_buffer), "TextureEntry");
@@ -1234,6 +1275,9 @@ BOOL LLPrimitive::packTEMessage(LLDataPacker &dp) const
 S32 LLPrimitive::parseTEMessage(LLMessageSystem* mesgsys, char const* block_name, const S32 block_num, LLTEContents& tec)
 {
 	S32 retval = 0;
+   // temp buffer for material ID processing
+   // data will end up in tec.material_id[]	
+   U8 material_data[LLTEContents::MAX_TES*16];
 
 	if (block_num < 0)
 	{
@@ -1282,14 +1326,29 @@ S32 LLPrimitive::parseTEMessage(LLMessageSystem* mesgsys, char const* block_name
 	cur_ptr++;
 	cur_ptr += unpackTEField(cur_ptr, tec.packed_buffer+tec.size, (U8 *)tec.glow, 1, tec.face_count, MVT_U8);
 
+	if (cur_ptr < tec.packed_buffer + tec.size)
+	{
+		cur_ptr++;
+		cur_ptr += unpackTEField(cur_ptr, tec.packed_buffer+tec.size, (U8 *)material_data, 16, tec.face_count, MVT_LLUUID);
+	}
+	else
+	{
+		memset(material_data, 0, sizeof(material_data));
+	}
+	
+	for (U32 i = 0; i < tec.face_count; i++)
+	{
+		tec.material_ids[i].set(&material_data[i * 16]);
+	}
+	
 	retval = 1;
 	return retval;
-}
-
+	}
+	
 S32 LLPrimitive::applyParsedTEMessage(LLTEContents& tec)
 {
 	S32 retval = 0;
-
+	
 	LLColor4 color;
 	LLColor4U coloru;
 	for (U32 i = 0; i < tec.face_count; i++)
@@ -1302,6 +1361,9 @@ S32 LLPrimitive::applyParsedTEMessage(LLTEContents& tec)
 		retval |= setTEBumpShinyFullbright(i, tec.bump[i]);
 		retval |= setTEMediaTexGen(i, tec.media_flags[i]);
 		retval |= setTEGlow(i, (F32)tec.glow[i] / (F32)0xFF);
+		
+                retval |= setTEMaterialID(i, tec.material_ids[i]);
+		
 		coloru = LLColor4U(tec.colors + 4*i);
 
 		// Note:  This is an optimization to send common colors (1.f, 1.f, 1.f, 1.f)
@@ -1336,6 +1398,7 @@ S32 LLPrimitive::unpackTEMessage(LLDataPacker &dp)
 
 	// Avoid construction of 32 UUIDs per call
 	static LLUUID image_ids[MAX_TES];
+	static LLMaterialID material_ids[MAX_TES];
 
 	U8     image_data[MAX_TES*16];
 	U8	   colors[MAX_TES*4];
@@ -1347,6 +1410,7 @@ S32 LLPrimitive::unpackTEMessage(LLDataPacker &dp)
 	U8	   bump[MAX_TES];
 	U8	   media_flags[MAX_TES];
     U8     glow[MAX_TES];
+	U8     material_data[MAX_TES*16];
 
 	const U32 MAX_TE_BUFFER = 4096;
 	U8 packed_buffer[MAX_TE_BUFFER];
@@ -1389,10 +1453,20 @@ S32 LLPrimitive::unpackTEMessage(LLDataPacker &dp)
 	cur_ptr += unpackTEField(cur_ptr, packed_buffer+size, (U8 *)media_flags, 1, face_count, MVT_U8);
 	cur_ptr++;
 	cur_ptr += unpackTEField(cur_ptr, packed_buffer+size, (U8 *)glow, 1, face_count, MVT_U8);
+	if (cur_ptr < packed_buffer + size)
+	{
+		cur_ptr++;
+		cur_ptr += unpackTEField(cur_ptr, packed_buffer+size, (U8 *)material_data, 16, face_count, MVT_LLUUID);
+	}
+	else
+	{
+		memset(material_data, 0, sizeof(material_data));
+	}
 
 	for (i = 0; i < face_count; i++)
 	{
 		memcpy(image_ids[i].mData,&image_data[i*16],16);	/* Flawfinder: ignore */ 	
+		material_ids[i].set(&material_data[i * 16]);
 	}
 	
 	LLColor4 color;
@@ -1406,6 +1480,7 @@ S32 LLPrimitive::unpackTEMessage(LLDataPacker &dp)
 		retval |= setTEBumpShinyFullbright(i, bump[i]);
 		retval |= setTEMediaTexGen(i, media_flags[i]);
 		retval |= setTEGlow(i, (F32)glow[i] / (F32)0xFF);
+		retval |= setTEMaterialID(i, material_ids[i]);
 		coloru = LLColor4U(colors + 4*i);
 
 		// Note:  This is an optimization to send common colors (1.f, 1.f, 1.f, 1.f)
diff --git a/indra/llprimitive/llprimitive.h b/indra/llprimitive/llprimitive.h
index 6a8b59c81c..47a21beaaf 100755
--- a/indra/llprimitive/llprimitive.h
+++ b/indra/llprimitive/llprimitive.h
@@ -42,6 +42,7 @@ class LLMessageSystem;
 class LLVolumeParams;
 class LLColor4;
 class LLColor3;
+class LLMaterialID;
 class LLTextureEntry;
 class LLDataPacker;
 class LLVolumeMgr;
@@ -309,7 +310,8 @@ struct LLTEContents
 	U8	   bump[MAX_TES];
 	U8	   media_flags[MAX_TES];
     U8     glow[MAX_TES];
-	
+	LLMaterialID material_ids[MAX_TES];
+
 	static const U32 MAX_TE_BUFFER = 4096;
 	U8 packed_buffer[MAX_TE_BUFFER];
 
@@ -359,6 +361,7 @@ public:
 	LLTextureEntry* getTE(const U8 te_num) const;
 
 	virtual void setNumTEs(const U8 num_tes);
+	virtual void setAllTESelected(bool sel);
 	virtual void setAllTETextures(const LLUUID &tex_id);
 	virtual void setTE(const U8 index, const LLTextureEntry& te);
 	virtual S32 setTEColor(const U8 te, const LLColor4 &color);
@@ -381,7 +384,10 @@ public:
 	virtual S32 setTEFullbright(const U8 te, const U8 fullbright);
 	virtual S32 setTEMediaFlags(const U8 te, const U8 flags);
 	virtual S32 setTEGlow(const U8 te, const F32 glow);
+	virtual S32 setTEMaterialID(const U8 te, const LLMaterialID& pMaterialID);
+	virtual S32 setTEMaterialParams(const U8 index, const LLMaterialPtr pMaterialParams);
 	virtual BOOL setMaterial(const U8 material); // returns TRUE if material changed
+	virtual void setTESelected(const U8 te, bool sel);
 
 	void copyTEs(const LLPrimitive *primitive);
 	S32 packTEField(U8 *cur_ptr, U8 *data_ptr, U8 data_size, U8 last_face_index, EMsgVariableType type) const;
diff --git a/indra/llprimitive/llprimtexturelist.cpp b/indra/llprimitive/llprimtexturelist.cpp
index 7ef87ed382..537e7a6695 100755
--- a/indra/llprimitive/llprimtexturelist.cpp
+++ b/indra/llprimitive/llprimtexturelist.cpp
@@ -27,6 +27,7 @@
 #include "linden_common.h"
 
 #include "llprimtexturelist.h"
+#include "llmaterialid.h"
 #include "lltextureentry.h"
 
 // static 
@@ -358,6 +359,24 @@ S32 LLPrimTextureList::setGlow(const U8 index, const F32 glow)
 	return TEM_CHANGE_NONE;
 }
 
+S32 LLPrimTextureList::setMaterialID(const U8 index, const LLMaterialID& pMaterialID)
+{
+	if (index < mEntryList.size())
+	{
+		return mEntryList[index]->setMaterialID(pMaterialID);
+	}
+	return TEM_CHANGE_NONE;
+}
+
+S32 LLPrimTextureList::setMaterialParams(const U8 index, const LLMaterialPtr pMaterialParams)
+{
+	if (index < mEntryList.size())
+	{
+		return mEntryList[index]->setMaterialParams(pMaterialParams);
+	}
+	return TEM_CHANGE_NONE;
+}
+
 S32 LLPrimTextureList::size() const
 {
 	return mEntryList.size();
diff --git a/indra/llprimitive/llprimtexturelist.h b/indra/llprimitive/llprimtexturelist.h
index 3cfa52f1d5..d7fabbbb79 100755
--- a/indra/llprimitive/llprimtexturelist.h
+++ b/indra/llprimitive/llprimtexturelist.h
@@ -31,9 +31,11 @@
 #include "lluuid.h"
 #include "v3color.h"
 #include "v4color.h"
+#include "llmaterial.h"
 
 
 class LLTextureEntry;
+class LLMaterialID;
 
 // this is a list of LLTextureEntry*'s because in practice the list's elements
 // are of some derived class: LLFooTextureEntry
@@ -102,6 +104,8 @@ public:
 	S32 setFullbright(const U8 index, const U8 t);
 	S32 setMediaFlags(const U8 index, const U8 media_flags);
 	S32 setGlow(const U8 index, const F32 glow);
+	S32 setMaterialID(const U8 index, const LLMaterialID& pMaterialID);
+	S32 setMaterialParams(const U8 index, const LLMaterialPtr pMaterialParams);
 
 	S32 size() const;
 
diff --git a/indra/llprimitive/lltextureentry.cpp b/indra/llprimitive/lltextureentry.cpp
index 34eff17519..597f078490 100755
--- a/indra/llprimitive/lltextureentry.cpp
+++ b/indra/llprimitive/lltextureentry.cpp
@@ -29,6 +29,7 @@
 #include "lluuid.h"
 #include "llmediaentry.h"
 #include "lltextureentry.h"
+#include "llmaterialid.h"
 #include "llsdutil_math.h"
 #include "v4color.h"
 
@@ -60,18 +61,24 @@ LLTextureEntry* LLTextureEntry::newTextureEntry()
 //===============================================================
 LLTextureEntry::LLTextureEntry()
   : mMediaEntry(NULL)
+  , mSelected(false)
+  , mMaterialUpdatePending(false)
 {
 	init(LLUUID::null,1.f,1.f,0.f,0.f,0.f,DEFAULT_BUMP_CODE);
 }
 
 LLTextureEntry::LLTextureEntry(const LLUUID& tex_id)
   : mMediaEntry(NULL)
+  , mSelected(false)
+  , mMaterialUpdatePending(false)
 {
 	init(tex_id,1.f,1.f,0.f,0.f,0.f,DEFAULT_BUMP_CODE);
 }
 
 LLTextureEntry::LLTextureEntry(const LLTextureEntry &rhs)
   : mMediaEntry(NULL)
+  , mSelected(false)
+  , mMaterialUpdatePending(false)
 {
 	mID = rhs.mID;
 	mScaleS = rhs.mScaleS;
@@ -83,6 +90,8 @@ LLTextureEntry::LLTextureEntry(const LLTextureEntry &rhs)
 	mBump = rhs.mBump;
 	mMediaFlags = rhs.mMediaFlags;
 	mGlow = rhs.mGlow;
+	mMaterialID = rhs.mMaterialID;
+	mMaterial = rhs.mMaterial;
 	if (rhs.mMediaEntry != NULL) {
 		// Make a copy
 		mMediaEntry = new LLMediaEntry(*rhs.mMediaEntry);
@@ -103,6 +112,8 @@ LLTextureEntry &LLTextureEntry::operator=(const LLTextureEntry &rhs)
 		mBump = rhs.mBump;
 		mMediaFlags = rhs.mMediaFlags;
 		mGlow = rhs.mGlow;
+		mMaterialID = rhs.mMaterialID;
+		mMaterial = rhs.mMaterial;
 		if (mMediaEntry != NULL) {
 			delete mMediaEntry;
 		}
@@ -130,6 +141,7 @@ void LLTextureEntry::init(const LLUUID& tex_id, F32 scale_s, F32 scale_t, F32 of
 	mBump = bump;
 	mMediaFlags = 0x0;
     mGlow = 0;
+	mMaterialID.clear();
 	
 	setColor(LLColor4(1.f, 1.f, 1.f, 1.f));
 	if (mMediaEntry != NULL) {
@@ -159,6 +171,7 @@ bool LLTextureEntry::operator!=(const LLTextureEntry &rhs) const
 	if (mBump != rhs.mBump) return (true);
 	if (mMediaFlags != rhs.mMediaFlags) return (true);
 	if (mGlow != rhs.mGlow) return (true);
+	if (mMaterialID != rhs.mMaterialID) return (true);
 	return(false);
 }
 
@@ -174,6 +187,7 @@ bool LLTextureEntry::operator==(const LLTextureEntry &rhs) const
 	if (mBump != rhs.mBump) return (false);
 	if (mMediaFlags != rhs.mMediaFlags) return false;
 	if (mGlow != rhs.mGlow) return false;
+	if (mMaterialID != rhs.mMaterialID) return (false);
 	return(true);
 }
 
@@ -523,6 +537,34 @@ S32 LLTextureEntry::setGlow(F32 glow)
 	return TEM_CHANGE_NONE;
 }
 
+S32 LLTextureEntry::setMaterialID(const LLMaterialID& pMaterialID)
+{
+	if ( (mMaterialID != pMaterialID) || (mMaterialUpdatePending && !mSelected) )
+	{
+		if (mSelected)
+		{
+			mMaterialUpdatePending = true;
+			mMaterialID = pMaterialID;
+			return TEM_CHANGE_NONE;
+		}
+
+		mMaterialUpdatePending = false;
+		mMaterialID = pMaterialID;
+		return TEM_CHANGE_TEXTURE;
+	}
+	return TEM_CHANGE_NONE;
+}
+
+S32 LLTextureEntry::setMaterialParams(const LLMaterialPtr pMaterialParams)
+{
+	if (mSelected)
+	{
+		mMaterialUpdatePending = true;
+	}
+	mMaterial = pMaterialParams;
+	return TEM_CHANGE_TEXTURE;
+}
+
 void LLTextureEntry::setMediaData(const LLMediaEntry &media_entry)
 {
     mMediaFlags |= MF_HAS_MEDIA;
diff --git a/indra/llprimitive/lltextureentry.h b/indra/llprimitive/lltextureentry.h
index 437b85e03f..19edcaa27d 100755
--- a/indra/llprimitive/lltextureentry.h
+++ b/indra/llprimitive/lltextureentry.h
@@ -30,6 +30,8 @@
 #include "lluuid.h"
 #include "v4color.h"
 #include "llsd.h"
+#include "llmaterialid.h"
+#include "llmaterial.h"
 
 // These bits are used while unpacking TEM messages to tell which aspects of
 // the texture entry changed.
@@ -98,6 +100,10 @@ public:
 
 	void init(const LLUUID& tex_id, F32 scale_s, F32 scale_t, F32 offset_s, F32 offset_t, F32 rotation, U8 bump);
 
+	bool hasPendingMaterialUpdate() const { return mMaterialUpdatePending; }
+	bool isSelected() const { return mSelected; }
+	bool setSelected(bool sel) { bool prev_sel = mSelected; mSelected = sel; return prev_sel; }
+
 	// These return a TEM_ flag from above to indicate if something changed.
 	S32  setID (const LLUUID &tex_id);
 	S32  setColor(const LLColor4 &color);
@@ -121,11 +127,19 @@ public:
 	S32	 setTexGen(U8 texGen);
 	S32  setMediaTexGen(U8 media);
     S32  setGlow(F32 glow);
+	S32  setMaterialID(const LLMaterialID& pMaterialID);
+	S32  setMaterialParams(const LLMaterialPtr pMaterialParams);
 	
 	virtual const LLUUID &getID() const { return mID; }
 	const LLColor4 &getColor() const { return mColor; }
 	void getScale(F32 *s, F32 *t) const { *s = mScaleS; *t = mScaleT; }
+	F32  getScaleS() const { return mScaleS; }
+	F32  getScaleT() const { return mScaleT; }
+
 	void getOffset(F32 *s, F32 *t) const { *s = mOffsetS; *t = mOffsetT; }
+	F32  getOffsetS() const { return mOffsetS; }
+	F32  getOffsetT() const { return mOffsetT; }
+
 	F32  getRotation() const { return mRotation; }
 	void getRotation(F32 *theta) const { *theta = mRotation; }
 
@@ -136,9 +150,11 @@ public:
  	U8	 getBumpShinyFullbright() const { return mBump; }
 
 	U8	 getMediaFlags() const { return mMediaFlags & TEM_MEDIA_MASK; }
-	U8	 getTexGen() const	{ return mMediaFlags & TEM_TEX_GEN_MASK; }
+	LLTextureEntry::e_texgen	 getTexGen() const	{ return LLTextureEntry::e_texgen(mMediaFlags & TEM_TEX_GEN_MASK); }
 	U8	 getMediaTexGen() const { return mMediaFlags; }
     F32  getGlow() const { return mGlow; }
+	const LLMaterialID& getMaterialID() const { return mMaterialID; };
+	const LLMaterialPtr getMaterialParams() const { return mMaterial; };
 
     // *NOTE: it is possible for hasMedia() to return true, but getMediaData() to return NULL.
     // CONVERSELY, it is also possible for hasMedia() to return false, but getMediaData()
@@ -188,11 +204,15 @@ public:
 	static const char* TEXTURE_MEDIA_DATA_KEY;
 
 protected:
+	bool                mSelected;
 	LLUUID				mID;					// Texture GUID
 	LLColor4			mColor;
 	U8					mBump;					// Bump map, shiny, and fullbright
 	U8					mMediaFlags;			// replace with web page, movie, etc.
 	F32                 mGlow;
+	bool                mMaterialUpdatePending;
+	LLMaterialID        mMaterialID;
+	LLMaterialPtr		mMaterial;
 
 	// Note the media data is not sent via the same message structure as the rest of the TE
 	LLMediaEntry*		mMediaEntry;			// The media data for the face