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-rw-r--r--indra/llprimitive/llvolumemessage.cpp1114
1 files changed, 557 insertions, 557 deletions
diff --git a/indra/llprimitive/llvolumemessage.cpp b/indra/llprimitive/llvolumemessage.cpp
index 1b3422ab6d..5f5fa502dd 100644
--- a/indra/llprimitive/llvolumemessage.cpp
+++ b/indra/llprimitive/llvolumemessage.cpp
@@ -1,557 +1,557 @@
-/**
- * @file llvolumemessage.cpp
- * @brief LLVolumeMessage base class
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * 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 "message.h"
-#include "llvolumemessage.h"
-#include "lldatapacker.h"
-
-//============================================================================
-
-// LLVolumeMessage is just a wrapper class; all members are static
-
-//============================================================================
-
-bool LLVolumeMessage::packProfileParams(
- const LLProfileParams* params,
- LLMessageSystem *mesgsys)
-{
- // Default to cylinder
- static LLProfileParams defaultparams(LL_PCODE_PROFILE_CIRCLE, U16(0), U16(0), U16(0));
-
- if (!params)
- params = &defaultparams;
-
- U8 tempU8;
- U16 tempU16;
-
- tempU8 = params->getCurveType();
- mesgsys->addU8Fast(_PREHASH_ProfileCurve, tempU8);
-
- tempU16 = (U16) ll_round( params->getBegin() / CUT_QUANTA);
- mesgsys->addU16Fast(_PREHASH_ProfileBegin, tempU16);
-
- tempU16 = 50000 - (U16) ll_round(params->getEnd() / CUT_QUANTA);
- mesgsys->addU16Fast(_PREHASH_ProfileEnd, tempU16);
-
- tempU16 = (U16) ll_round(params->getHollow() / HOLLOW_QUANTA);
- mesgsys->addU16Fast(_PREHASH_ProfileHollow, tempU16);
-
- return true;
-}
-
-bool LLVolumeMessage::packProfileParams(
- const LLProfileParams* params,
- LLDataPacker &dp)
-{
- // Default to cylinder
- static LLProfileParams defaultparams(LL_PCODE_PROFILE_CIRCLE, U16(0), U16(0), U16(0));
-
- if (!params)
- params = &defaultparams;
-
- U8 tempU8;
- U16 tempU16;
-
- tempU8 = params->getCurveType();
- dp.packU8(tempU8, "Curve");
-
- tempU16 = (U16) ll_round( params->getBegin() / CUT_QUANTA);
- dp.packU16(tempU16, "Begin");
-
- tempU16 = 50000 - (U16) ll_round(params->getEnd() / CUT_QUANTA);
- dp.packU16(tempU16, "End");
-
- tempU16 = (U16) ll_round(params->getHollow() / HOLLOW_QUANTA);
- dp.packU16(tempU16, "Hollow");
- return true;
-}
-
-bool LLVolumeMessage::unpackProfileParams(
- LLProfileParams* params,
- LLMessageSystem* mesgsys,
- char const* block_name,
- S32 block_num)
-{
- bool ok = true;
- U8 temp_u8;
- U16 temp_u16;
- F32 temp_f32;
-
- mesgsys->getU8Fast(block_name, _PREHASH_ProfileCurve, temp_u8, block_num);
- params->setCurveType(temp_u8);
-
- mesgsys->getU16Fast(block_name, _PREHASH_ProfileBegin, temp_u16, block_num);
- temp_f32 = temp_u16 * CUT_QUANTA;
- if (temp_f32 > 1.f)
- {
- LL_WARNS() << "Profile begin out of range: " << temp_f32
- << ". Clamping to 0.0." << LL_ENDL;
- temp_f32 = 0.f;
- ok = false;
- }
- params->setBegin(temp_f32);
-
- mesgsys->getU16Fast(block_name, _PREHASH_ProfileEnd, temp_u16, block_num);
- temp_f32 = temp_u16 * CUT_QUANTA;
- if (temp_f32 > 1.f)
- {
- LL_WARNS() << "Profile end out of range: " << 1.f - temp_f32
- << ". Clamping to 1.0." << LL_ENDL;
- temp_f32 = 1.f;
- ok = false;
- }
- params->setEnd(1.f - temp_f32);
-
- mesgsys->getU16Fast(block_name, _PREHASH_ProfileHollow, temp_u16, block_num);
- temp_f32 = temp_u16 * HOLLOW_QUANTA;
- if (temp_f32 > 1.f)
- {
- LL_WARNS() << "Profile hollow out of range: " << temp_f32
- << ". Clamping to 0.0." << LL_ENDL;
- temp_f32 = 0.f;
- ok = false;
- }
- params->setHollow(temp_f32);
-
- /*
- LL_INFOS() << "Unpacking Profile Block " << block_num << LL_ENDL;
- LL_INFOS() << "Curve: " << (U32)getCurve() << LL_ENDL;
- LL_INFOS() << "Begin: " << getBegin() << LL_ENDL;
- LL_INFOS() << "End: " << getEnd() << LL_ENDL;
- LL_INFOS() << "Hollow: " << getHollow() << LL_ENDL;
- */
- return ok;
-
-}
-
-bool LLVolumeMessage::unpackProfileParams(
- LLProfileParams* params,
- LLDataPacker &dp)
-{
- bool ok = true;
- U8 temp_u8;
- U16 temp_u16;
- F32 temp_f32;
-
- dp.unpackU8(temp_u8, "Curve");
- params->setCurveType(temp_u8);
-
- dp.unpackU16(temp_u16, "Begin");
- temp_f32 = temp_u16 * CUT_QUANTA;
- if (temp_f32 > 1.f)
- {
- LL_WARNS() << "Profile begin out of range: " << temp_f32 << LL_ENDL;
- LL_WARNS() << "Clamping to 0.0" << LL_ENDL;
- temp_f32 = 0.f;
- ok = false;
- }
- params->setBegin(temp_f32);
-
- dp.unpackU16(temp_u16, "End");
- temp_f32 = temp_u16 * CUT_QUANTA;
- if (temp_f32 > 1.f)
- {
- LL_WARNS() << "Profile end out of range: " << 1.f - temp_f32 << LL_ENDL;
- LL_WARNS() << "Clamping to 1.0" << LL_ENDL;
- temp_f32 = 1.f;
- ok = false;
- }
- params->setEnd(1.f - temp_f32);
-
- dp.unpackU16(temp_u16, "Hollow");
- temp_f32 = temp_u16 * HOLLOW_QUANTA;
- if (temp_f32 > 1.f)
- {
- LL_WARNS() << "Profile hollow out of range: " << temp_f32 << LL_ENDL;
- LL_WARNS() << "Clamping to 0.0" << LL_ENDL;
- temp_f32 = 0.f;
- ok = false;
- }
- params->setHollow(temp_f32);
-
- return ok;
-}
-
-//============================================================================
-
-// Quantization:
-// For cut begin, range is 0 to 1, quanta is 0.005, 0 maps to 0
-// For cut end, range is 0 to 1, quanta is 0.005, 1 maps to 0
-// For scale, range is 0 to 1, quanta is 0.01, 0 maps to 0, 1 maps to 100
-// For shear, range is -0.5 to 0.5, quanta is 0.01, 0 maps to 0
-// For taper, range is -1 to 1, quanta is 0.01, 0 maps to 0
-bool LLVolumeMessage::packPathParams(
- const LLPathParams* params,
- LLMessageSystem *mesgsys)
-{
- // Default to cylinder with no cut, top same size as bottom, no shear, no twist
- static LLPathParams defaultparams(LL_PCODE_PATH_LINE, U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), 0);
- if (!params)
- params = &defaultparams;
-
- U8 curve = params->getCurveType();
- mesgsys->addU8Fast(_PREHASH_PathCurve, curve);
-
- U16 begin = (U16) ll_round(params->getBegin() / CUT_QUANTA);
- mesgsys->addU16Fast(_PREHASH_PathBegin, begin);
-
- U16 end = 50000 - (U16) ll_round(params->getEnd() / CUT_QUANTA);
- mesgsys->addU16Fast(_PREHASH_PathEnd, end);
-
- // Avoid truncation problem with direct F32->U8 cast.
- // (e.g., (U8) (0.50 / 0.01) = (U8) 49.9999999 = 49 not 50.
-
- U8 pack_scale_x = 200 - (U8) ll_round(params->getScaleX() / SCALE_QUANTA);
- mesgsys->addU8Fast(_PREHASH_PathScaleX, pack_scale_x );
-
- U8 pack_scale_y = 200 - (U8) ll_round(params->getScaleY() / SCALE_QUANTA);
- mesgsys->addU8Fast(_PREHASH_PathScaleY, pack_scale_y );
-
- U8 pack_shear_x = (U8) ll_round(params->getShearX() / SHEAR_QUANTA);
- mesgsys->addU8Fast(_PREHASH_PathShearX, pack_shear_x );
-
- U8 pack_shear_y = (U8) ll_round(params->getShearY() / SHEAR_QUANTA);
- mesgsys->addU8Fast(_PREHASH_PathShearY, pack_shear_y );
-
- S8 twist = (S8) ll_round(params->getTwist() / SCALE_QUANTA);
- mesgsys->addS8Fast(_PREHASH_PathTwist, twist);
-
- S8 twist_begin = (S8) ll_round(params->getTwistBegin() / SCALE_QUANTA);
- mesgsys->addS8Fast(_PREHASH_PathTwistBegin, twist_begin);
-
- S8 radius_offset = (S8) ll_round(params->getRadiusOffset() / SCALE_QUANTA);
- mesgsys->addS8Fast(_PREHASH_PathRadiusOffset, radius_offset);
-
- S8 taper_x = (S8) ll_round(params->getTaperX() / TAPER_QUANTA);
- mesgsys->addS8Fast(_PREHASH_PathTaperX, taper_x);
-
- S8 taper_y = (S8) ll_round(params->getTaperY() / TAPER_QUANTA);
- mesgsys->addS8Fast(_PREHASH_PathTaperY, taper_y);
-
- U8 revolutions = (U8) ll_round( (params->getRevolutions() - 1.0f) / REV_QUANTA);
- mesgsys->addU8Fast(_PREHASH_PathRevolutions, revolutions);
-
- S8 skew = (S8) ll_round(params->getSkew() / SCALE_QUANTA);
- mesgsys->addS8Fast(_PREHASH_PathSkew, skew);
-
- return true;
-}
-
-bool LLVolumeMessage::packPathParams(
- const LLPathParams* params,
- LLDataPacker &dp)
-{
- // Default to cylinder with no cut, top same size as bottom, no shear, no twist
- static LLPathParams defaultparams(LL_PCODE_PATH_LINE, U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), 0);
- if (!params)
- params = &defaultparams;
-
- U8 curve = params->getCurveType();
- dp.packU8(curve, "Curve");
-
- U16 begin = (U16) ll_round(params->getBegin() / CUT_QUANTA);
- dp.packU16(begin, "Begin");
-
- U16 end = 50000 - (U16) ll_round(params->getEnd() / CUT_QUANTA);
- dp.packU16(end, "End");
-
- // Avoid truncation problem with direct F32->U8 cast.
- // (e.g., (U8) (0.50 / 0.01) = (U8) 49.9999999 = 49 not 50.
-
- U8 pack_scale_x = 200 - (U8) ll_round(params->getScaleX() / SCALE_QUANTA);
- dp.packU8(pack_scale_x, "ScaleX");
-
- U8 pack_scale_y = 200 - (U8) ll_round(params->getScaleY() / SCALE_QUANTA);
- dp.packU8(pack_scale_y, "ScaleY");
-
- S8 pack_shear_x = (S8) ll_round(params->getShearX() / SHEAR_QUANTA);
- dp.packU8(*(U8 *)&pack_shear_x, "ShearX");
-
- S8 pack_shear_y = (S8) ll_round(params->getShearY() / SHEAR_QUANTA);
- dp.packU8(*(U8 *)&pack_shear_y, "ShearY");
-
- S8 twist = (S8) ll_round(params->getTwist() / SCALE_QUANTA);
- dp.packU8(*(U8 *)&twist, "Twist");
-
- S8 twist_begin = (S8) ll_round(params->getTwistBegin() / SCALE_QUANTA);
- dp.packU8(*(U8 *)&twist_begin, "TwistBegin");
-
- S8 radius_offset = (S8) ll_round(params->getRadiusOffset() / SCALE_QUANTA);
- dp.packU8(*(U8 *)&radius_offset, "RadiusOffset");
-
- S8 taper_x = (S8) ll_round(params->getTaperX() / TAPER_QUANTA);
- dp.packU8(*(U8 *)&taper_x, "TaperX");
-
- S8 taper_y = (S8) ll_round(params->getTaperY() / TAPER_QUANTA);
- dp.packU8(*(U8 *)&taper_y, "TaperY");
-
- U8 revolutions = (U8) ll_round( (params->getRevolutions() - 1.0f) / REV_QUANTA);
- dp.packU8(*(U8 *)&revolutions, "Revolutions");
-
- S8 skew = (S8) ll_round(params->getSkew() / SCALE_QUANTA);
- dp.packU8(*(U8 *)&skew, "Skew");
-
- return true;
-}
-
-bool LLVolumeMessage::unpackPathParams(
- LLPathParams* params,
- LLMessageSystem* mesgsys,
- char const* block_name,
- S32 block_num)
-{
- U8 curve;
- mesgsys->getU8Fast(block_name, _PREHASH_PathCurve, curve, block_num);
- params->setCurveType(curve);
-
- U16 begin;
- mesgsys->getU16Fast(block_name, _PREHASH_PathBegin, begin, block_num);
- params->setBegin((F32)(begin * CUT_QUANTA));
-
- U16 end;
- mesgsys->getU16Fast(block_name, _PREHASH_PathEnd, end, block_num);
- params->setEnd((F32)((50000 - end) * CUT_QUANTA));
-
- U8 pack_scale_x, pack_scale_y;
- mesgsys->getU8Fast(block_name, _PREHASH_PathScaleX, pack_scale_x, block_num);
- mesgsys->getU8Fast(block_name, _PREHASH_PathScaleY, pack_scale_y, block_num);
- F32 x = (F32) (200 - pack_scale_x) * SCALE_QUANTA;
- F32 y = (F32) (200 - pack_scale_y) * SCALE_QUANTA;
- params->setScale( x, y );
-
- S8 shear_x_quant, shear_y_quant;
- mesgsys->getS8Fast(block_name, _PREHASH_PathShearX, shear_x_quant, block_num);
- mesgsys->getS8Fast(block_name, _PREHASH_PathShearY, shear_y_quant, block_num);
- F32 shear_x = (F32) shear_x_quant * SHEAR_QUANTA;
- F32 shear_y = (F32) shear_y_quant * SHEAR_QUANTA;
- params->setShear( shear_x, shear_y );
-
- S8 twist;
- mesgsys->getS8Fast(block_name, _PREHASH_PathTwist, twist, block_num );
- params->setTwist((F32)(twist * SCALE_QUANTA));
-
- S8 twist_begin;
- mesgsys->getS8Fast(block_name, _PREHASH_PathTwistBegin, twist_begin, block_num );
- params->setTwistBegin((F32)(twist_begin * SCALE_QUANTA));
-
- S8 radius_offset;
- mesgsys->getS8Fast(block_name, _PREHASH_PathRadiusOffset, radius_offset, block_num );
- params->setRadiusOffset((F32)(radius_offset * SCALE_QUANTA));
-
- S8 taper_x_quant, taper_y_quant;
- mesgsys->getS8Fast(block_name, _PREHASH_PathTaperX, taper_x_quant, block_num );
- mesgsys->getS8Fast(block_name, _PREHASH_PathTaperY, taper_y_quant, block_num );
- F32 taper_x = (F32)(taper_x_quant * TAPER_QUANTA);
- F32 taper_y = (F32)(taper_y_quant * TAPER_QUANTA);
- params->setTaper( taper_x, taper_y );
-
- U8 revolutions;
- mesgsys->getU8Fast(block_name, _PREHASH_PathRevolutions, revolutions, block_num );
- params->setRevolutions((F32)(revolutions * REV_QUANTA + 1.0f));
-
- S8 skew;
- mesgsys->getS8Fast(block_name, _PREHASH_PathSkew, skew, block_num );
- params->setSkew((F32)(skew * SCALE_QUANTA));
-
-/*
- LL_INFOS() << "Unpacking Path Block " << block_num << LL_ENDL;
- LL_INFOS() << "Curve: " << (U32)params->getCurve() << LL_ENDL;
- LL_INFOS() << "Begin: " << params->getBegin() << LL_ENDL;
- LL_INFOS() << "End: " << params->getEnd() << LL_ENDL;
- LL_INFOS() << "Scale: " << params->getScale() << LL_ENDL;
- LL_INFOS() << "Twist: " << params->getTwist() << LL_ENDL;
-*/
-
- return true;
-
-}
-
-bool LLVolumeMessage::unpackPathParams(LLPathParams* params, LLDataPacker &dp)
-{
- U8 value;
- S8 svalue;
- U16 temp_u16;
-
- dp.unpackU8(value, "Curve");
- params->setCurveType( value );
-
- dp.unpackU16(temp_u16, "Begin");
- params->setBegin((F32)(temp_u16 * CUT_QUANTA));
-
- dp.unpackU16(temp_u16, "End");
- params->setEnd((F32)((50000 - temp_u16) * CUT_QUANTA));
-
- dp.unpackU8(value, "ScaleX");
- F32 x = (F32) (200 - value) * SCALE_QUANTA;
- dp.unpackU8(value, "ScaleY");
- F32 y = (F32) (200 - value) * SCALE_QUANTA;
- params->setScale( x, y );
-
- dp.unpackU8(value, "ShearX");
- svalue = *(S8 *)&value;
- F32 shear_x = (F32) svalue * SHEAR_QUANTA;
- dp.unpackU8(value, "ShearY");
- svalue = *(S8 *)&value;
- F32 shear_y = (F32) svalue * SHEAR_QUANTA;
- params->setShear( shear_x, shear_y );
-
- dp.unpackU8(value, "Twist");
- svalue = *(S8 *)&value;
- params->setTwist((F32)(svalue * SCALE_QUANTA));
-
- dp.unpackU8(value, "TwistBegin");
- svalue = *(S8 *)&value;
- params->setTwistBegin((F32)(svalue * SCALE_QUANTA));
-
- dp.unpackU8(value, "RadiusOffset");
- svalue = *(S8 *)&value;
- params->setRadiusOffset((F32)(svalue * SCALE_QUANTA));
-
- dp.unpackU8(value, "TaperX");
- svalue = *(S8 *)&value;
- params->setTaperX((F32)(svalue * TAPER_QUANTA));
-
- dp.unpackU8(value, "TaperY");
- svalue = *(S8 *)&value;
- params->setTaperY((F32)(svalue * TAPER_QUANTA));
-
- dp.unpackU8(value, "Revolutions");
- params->setRevolutions((F32)(value * REV_QUANTA + 1.0f));
-
- dp.unpackU8(value, "Skew");
- svalue = *(S8 *)&value;
- params->setSkew((F32)(svalue * SCALE_QUANTA));
-
- return true;
-}
-
-//============================================================================
-
-// static
-bool LLVolumeMessage::constrainVolumeParams(LLVolumeParams& params)
-{
- U32 bad = 0;
-
- // This is called immediately after an unpack. feed the raw data
- // through the checked setters to constraint it to a valid set of
- // volume params.
- bad |= params.setType(params.getProfileParams().getCurveType(),
- params.getPathParams().getCurveType()) ? 0 : 1;
- bad |= params.setBeginAndEndS(params.getProfileParams().getBegin(),
- params.getProfileParams().getEnd()) ? 0 : 2;
- bad |= params.setBeginAndEndT(params.getPathParams().getBegin(),
- params.getPathParams().getEnd()) ? 0 : 4;
- bad |= params.setHollow(params.getProfileParams().getHollow()) ? 0 : 8;
- bad |= params.setTwistBegin(params.getPathParams().getTwistBegin()) ? 0 : 0x10;
- bad |= params.setTwistEnd(params.getPathParams().getTwistEnd()) ? 0 : 0x20;
- bad |= params.setRatio(params.getPathParams().getScaleX(),
- params.getPathParams().getScaleY()) ? 0 : 0x40;
- bad |= params.setShear(params.getPathParams().getShearX(),
- params.getPathParams().getShearY()) ? 0 : 0x80;
- bad |= params.setTaper(params.getPathParams().getTaperX(),
- params.getPathParams().getTaperY()) ? 0 : 0x100;
- bad |= params.setRevolutions(params.getPathParams().getRevolutions()) ? 0 : 0x200;
- bad |= params.setRadiusOffset(params.getPathParams().getRadiusOffset()) ? 0 : 0x400;
- bad |= params.setSkew(params.getPathParams().getSkew()) ? 0 : 0x800;
-
- if (bad)
- {
- LL_WARNS() << "LLVolumeMessage::constrainVolumeParams() - "
- << "forced to constrain incoming volume params: "
- << llformat("0x%04x", bad) << LL_ENDL;
- }
-
- return bad == 0;
-}
-
-bool LLVolumeMessage::packVolumeParams(const LLVolumeParams* params, LLMessageSystem *mesgsys)
-{
- // LL_INFOS() << "pack volume" << LL_ENDL;
- if (params)
- {
- packPathParams(&params->getPathParams(), mesgsys);
- packProfileParams(&params->getProfileParams(), mesgsys);
- }
- else
- {
- packPathParams(0, mesgsys);
- packProfileParams(0, mesgsys);
- }
- return true;
-}
-
-bool LLVolumeMessage::packVolumeParams(const LLVolumeParams* params, LLDataPacker &dp)
-{
- // LL_INFOS() << "pack volume" << LL_ENDL;
- if (params)
- {
- packPathParams(&params->getPathParams(), dp);
- packProfileParams(&params->getProfileParams(), dp);
- }
- else
- {
- packPathParams(0, dp);
- packProfileParams(0, dp);
- }
- return true;
-}
-
-bool LLVolumeMessage::unpackVolumeParams(
- LLVolumeParams* params,
- LLMessageSystem* mesgsys,
- char const* block_name,
- S32 block_num)
-{
- bool ok = true;
- ok &= unpackPathParams(
- &params->getPathParams(),
- mesgsys,
- block_name,
- block_num);
- ok &= unpackProfileParams(
- &params->getProfileParams(),
- mesgsys,
- block_name,
- block_num);
- ok &= constrainVolumeParams(*params);
-
- return ok;
-}
-
-bool LLVolumeMessage::unpackVolumeParams(
- LLVolumeParams* params,
- LLDataPacker &dp)
-{
- bool ok = true;
- ok &= unpackPathParams(&params->getPathParams(), dp);
- ok &= unpackProfileParams(&params->getProfileParams(), dp);
- ok &= constrainVolumeParams(*params);
- return ok;
-}
-
-//============================================================================
+/**
+ * @file llvolumemessage.cpp
+ * @brief LLVolumeMessage base class
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * 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 "message.h"
+#include "llvolumemessage.h"
+#include "lldatapacker.h"
+
+//============================================================================
+
+// LLVolumeMessage is just a wrapper class; all members are static
+
+//============================================================================
+
+bool LLVolumeMessage::packProfileParams(
+ const LLProfileParams* params,
+ LLMessageSystem *mesgsys)
+{
+ // Default to cylinder
+ static LLProfileParams defaultparams(LL_PCODE_PROFILE_CIRCLE, U16(0), U16(0), U16(0));
+
+ if (!params)
+ params = &defaultparams;
+
+ U8 tempU8;
+ U16 tempU16;
+
+ tempU8 = params->getCurveType();
+ mesgsys->addU8Fast(_PREHASH_ProfileCurve, tempU8);
+
+ tempU16 = (U16) ll_round( params->getBegin() / CUT_QUANTA);
+ mesgsys->addU16Fast(_PREHASH_ProfileBegin, tempU16);
+
+ tempU16 = 50000 - (U16) ll_round(params->getEnd() / CUT_QUANTA);
+ mesgsys->addU16Fast(_PREHASH_ProfileEnd, tempU16);
+
+ tempU16 = (U16) ll_round(params->getHollow() / HOLLOW_QUANTA);
+ mesgsys->addU16Fast(_PREHASH_ProfileHollow, tempU16);
+
+ return true;
+}
+
+bool LLVolumeMessage::packProfileParams(
+ const LLProfileParams* params,
+ LLDataPacker &dp)
+{
+ // Default to cylinder
+ static LLProfileParams defaultparams(LL_PCODE_PROFILE_CIRCLE, U16(0), U16(0), U16(0));
+
+ if (!params)
+ params = &defaultparams;
+
+ U8 tempU8;
+ U16 tempU16;
+
+ tempU8 = params->getCurveType();
+ dp.packU8(tempU8, "Curve");
+
+ tempU16 = (U16) ll_round( params->getBegin() / CUT_QUANTA);
+ dp.packU16(tempU16, "Begin");
+
+ tempU16 = 50000 - (U16) ll_round(params->getEnd() / CUT_QUANTA);
+ dp.packU16(tempU16, "End");
+
+ tempU16 = (U16) ll_round(params->getHollow() / HOLLOW_QUANTA);
+ dp.packU16(tempU16, "Hollow");
+ return true;
+}
+
+bool LLVolumeMessage::unpackProfileParams(
+ LLProfileParams* params,
+ LLMessageSystem* mesgsys,
+ char const* block_name,
+ S32 block_num)
+{
+ bool ok = true;
+ U8 temp_u8;
+ U16 temp_u16;
+ F32 temp_f32;
+
+ mesgsys->getU8Fast(block_name, _PREHASH_ProfileCurve, temp_u8, block_num);
+ params->setCurveType(temp_u8);
+
+ mesgsys->getU16Fast(block_name, _PREHASH_ProfileBegin, temp_u16, block_num);
+ temp_f32 = temp_u16 * CUT_QUANTA;
+ if (temp_f32 > 1.f)
+ {
+ LL_WARNS() << "Profile begin out of range: " << temp_f32
+ << ". Clamping to 0.0." << LL_ENDL;
+ temp_f32 = 0.f;
+ ok = false;
+ }
+ params->setBegin(temp_f32);
+
+ mesgsys->getU16Fast(block_name, _PREHASH_ProfileEnd, temp_u16, block_num);
+ temp_f32 = temp_u16 * CUT_QUANTA;
+ if (temp_f32 > 1.f)
+ {
+ LL_WARNS() << "Profile end out of range: " << 1.f - temp_f32
+ << ". Clamping to 1.0." << LL_ENDL;
+ temp_f32 = 1.f;
+ ok = false;
+ }
+ params->setEnd(1.f - temp_f32);
+
+ mesgsys->getU16Fast(block_name, _PREHASH_ProfileHollow, temp_u16, block_num);
+ temp_f32 = temp_u16 * HOLLOW_QUANTA;
+ if (temp_f32 > 1.f)
+ {
+ LL_WARNS() << "Profile hollow out of range: " << temp_f32
+ << ". Clamping to 0.0." << LL_ENDL;
+ temp_f32 = 0.f;
+ ok = false;
+ }
+ params->setHollow(temp_f32);
+
+ /*
+ LL_INFOS() << "Unpacking Profile Block " << block_num << LL_ENDL;
+ LL_INFOS() << "Curve: " << (U32)getCurve() << LL_ENDL;
+ LL_INFOS() << "Begin: " << getBegin() << LL_ENDL;
+ LL_INFOS() << "End: " << getEnd() << LL_ENDL;
+ LL_INFOS() << "Hollow: " << getHollow() << LL_ENDL;
+ */
+ return ok;
+
+}
+
+bool LLVolumeMessage::unpackProfileParams(
+ LLProfileParams* params,
+ LLDataPacker &dp)
+{
+ bool ok = true;
+ U8 temp_u8;
+ U16 temp_u16;
+ F32 temp_f32;
+
+ dp.unpackU8(temp_u8, "Curve");
+ params->setCurveType(temp_u8);
+
+ dp.unpackU16(temp_u16, "Begin");
+ temp_f32 = temp_u16 * CUT_QUANTA;
+ if (temp_f32 > 1.f)
+ {
+ LL_WARNS() << "Profile begin out of range: " << temp_f32 << LL_ENDL;
+ LL_WARNS() << "Clamping to 0.0" << LL_ENDL;
+ temp_f32 = 0.f;
+ ok = false;
+ }
+ params->setBegin(temp_f32);
+
+ dp.unpackU16(temp_u16, "End");
+ temp_f32 = temp_u16 * CUT_QUANTA;
+ if (temp_f32 > 1.f)
+ {
+ LL_WARNS() << "Profile end out of range: " << 1.f - temp_f32 << LL_ENDL;
+ LL_WARNS() << "Clamping to 1.0" << LL_ENDL;
+ temp_f32 = 1.f;
+ ok = false;
+ }
+ params->setEnd(1.f - temp_f32);
+
+ dp.unpackU16(temp_u16, "Hollow");
+ temp_f32 = temp_u16 * HOLLOW_QUANTA;
+ if (temp_f32 > 1.f)
+ {
+ LL_WARNS() << "Profile hollow out of range: " << temp_f32 << LL_ENDL;
+ LL_WARNS() << "Clamping to 0.0" << LL_ENDL;
+ temp_f32 = 0.f;
+ ok = false;
+ }
+ params->setHollow(temp_f32);
+
+ return ok;
+}
+
+//============================================================================
+
+// Quantization:
+// For cut begin, range is 0 to 1, quanta is 0.005, 0 maps to 0
+// For cut end, range is 0 to 1, quanta is 0.005, 1 maps to 0
+// For scale, range is 0 to 1, quanta is 0.01, 0 maps to 0, 1 maps to 100
+// For shear, range is -0.5 to 0.5, quanta is 0.01, 0 maps to 0
+// For taper, range is -1 to 1, quanta is 0.01, 0 maps to 0
+bool LLVolumeMessage::packPathParams(
+ const LLPathParams* params,
+ LLMessageSystem *mesgsys)
+{
+ // Default to cylinder with no cut, top same size as bottom, no shear, no twist
+ static LLPathParams defaultparams(LL_PCODE_PATH_LINE, U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), 0);
+ if (!params)
+ params = &defaultparams;
+
+ U8 curve = params->getCurveType();
+ mesgsys->addU8Fast(_PREHASH_PathCurve, curve);
+
+ U16 begin = (U16) ll_round(params->getBegin() / CUT_QUANTA);
+ mesgsys->addU16Fast(_PREHASH_PathBegin, begin);
+
+ U16 end = 50000 - (U16) ll_round(params->getEnd() / CUT_QUANTA);
+ mesgsys->addU16Fast(_PREHASH_PathEnd, end);
+
+ // Avoid truncation problem with direct F32->U8 cast.
+ // (e.g., (U8) (0.50 / 0.01) = (U8) 49.9999999 = 49 not 50.
+
+ U8 pack_scale_x = 200 - (U8) ll_round(params->getScaleX() / SCALE_QUANTA);
+ mesgsys->addU8Fast(_PREHASH_PathScaleX, pack_scale_x );
+
+ U8 pack_scale_y = 200 - (U8) ll_round(params->getScaleY() / SCALE_QUANTA);
+ mesgsys->addU8Fast(_PREHASH_PathScaleY, pack_scale_y );
+
+ U8 pack_shear_x = (U8) ll_round(params->getShearX() / SHEAR_QUANTA);
+ mesgsys->addU8Fast(_PREHASH_PathShearX, pack_shear_x );
+
+ U8 pack_shear_y = (U8) ll_round(params->getShearY() / SHEAR_QUANTA);
+ mesgsys->addU8Fast(_PREHASH_PathShearY, pack_shear_y );
+
+ S8 twist = (S8) ll_round(params->getTwist() / SCALE_QUANTA);
+ mesgsys->addS8Fast(_PREHASH_PathTwist, twist);
+
+ S8 twist_begin = (S8) ll_round(params->getTwistBegin() / SCALE_QUANTA);
+ mesgsys->addS8Fast(_PREHASH_PathTwistBegin, twist_begin);
+
+ S8 radius_offset = (S8) ll_round(params->getRadiusOffset() / SCALE_QUANTA);
+ mesgsys->addS8Fast(_PREHASH_PathRadiusOffset, radius_offset);
+
+ S8 taper_x = (S8) ll_round(params->getTaperX() / TAPER_QUANTA);
+ mesgsys->addS8Fast(_PREHASH_PathTaperX, taper_x);
+
+ S8 taper_y = (S8) ll_round(params->getTaperY() / TAPER_QUANTA);
+ mesgsys->addS8Fast(_PREHASH_PathTaperY, taper_y);
+
+ U8 revolutions = (U8) ll_round( (params->getRevolutions() - 1.0f) / REV_QUANTA);
+ mesgsys->addU8Fast(_PREHASH_PathRevolutions, revolutions);
+
+ S8 skew = (S8) ll_round(params->getSkew() / SCALE_QUANTA);
+ mesgsys->addS8Fast(_PREHASH_PathSkew, skew);
+
+ return true;
+}
+
+bool LLVolumeMessage::packPathParams(
+ const LLPathParams* params,
+ LLDataPacker &dp)
+{
+ // Default to cylinder with no cut, top same size as bottom, no shear, no twist
+ static LLPathParams defaultparams(LL_PCODE_PATH_LINE, U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), U8(0), 0);
+ if (!params)
+ params = &defaultparams;
+
+ U8 curve = params->getCurveType();
+ dp.packU8(curve, "Curve");
+
+ U16 begin = (U16) ll_round(params->getBegin() / CUT_QUANTA);
+ dp.packU16(begin, "Begin");
+
+ U16 end = 50000 - (U16) ll_round(params->getEnd() / CUT_QUANTA);
+ dp.packU16(end, "End");
+
+ // Avoid truncation problem with direct F32->U8 cast.
+ // (e.g., (U8) (0.50 / 0.01) = (U8) 49.9999999 = 49 not 50.
+
+ U8 pack_scale_x = 200 - (U8) ll_round(params->getScaleX() / SCALE_QUANTA);
+ dp.packU8(pack_scale_x, "ScaleX");
+
+ U8 pack_scale_y = 200 - (U8) ll_round(params->getScaleY() / SCALE_QUANTA);
+ dp.packU8(pack_scale_y, "ScaleY");
+
+ S8 pack_shear_x = (S8) ll_round(params->getShearX() / SHEAR_QUANTA);
+ dp.packU8(*(U8 *)&pack_shear_x, "ShearX");
+
+ S8 pack_shear_y = (S8) ll_round(params->getShearY() / SHEAR_QUANTA);
+ dp.packU8(*(U8 *)&pack_shear_y, "ShearY");
+
+ S8 twist = (S8) ll_round(params->getTwist() / SCALE_QUANTA);
+ dp.packU8(*(U8 *)&twist, "Twist");
+
+ S8 twist_begin = (S8) ll_round(params->getTwistBegin() / SCALE_QUANTA);
+ dp.packU8(*(U8 *)&twist_begin, "TwistBegin");
+
+ S8 radius_offset = (S8) ll_round(params->getRadiusOffset() / SCALE_QUANTA);
+ dp.packU8(*(U8 *)&radius_offset, "RadiusOffset");
+
+ S8 taper_x = (S8) ll_round(params->getTaperX() / TAPER_QUANTA);
+ dp.packU8(*(U8 *)&taper_x, "TaperX");
+
+ S8 taper_y = (S8) ll_round(params->getTaperY() / TAPER_QUANTA);
+ dp.packU8(*(U8 *)&taper_y, "TaperY");
+
+ U8 revolutions = (U8) ll_round( (params->getRevolutions() - 1.0f) / REV_QUANTA);
+ dp.packU8(*(U8 *)&revolutions, "Revolutions");
+
+ S8 skew = (S8) ll_round(params->getSkew() / SCALE_QUANTA);
+ dp.packU8(*(U8 *)&skew, "Skew");
+
+ return true;
+}
+
+bool LLVolumeMessage::unpackPathParams(
+ LLPathParams* params,
+ LLMessageSystem* mesgsys,
+ char const* block_name,
+ S32 block_num)
+{
+ U8 curve;
+ mesgsys->getU8Fast(block_name, _PREHASH_PathCurve, curve, block_num);
+ params->setCurveType(curve);
+
+ U16 begin;
+ mesgsys->getU16Fast(block_name, _PREHASH_PathBegin, begin, block_num);
+ params->setBegin((F32)(begin * CUT_QUANTA));
+
+ U16 end;
+ mesgsys->getU16Fast(block_name, _PREHASH_PathEnd, end, block_num);
+ params->setEnd((F32)((50000 - end) * CUT_QUANTA));
+
+ U8 pack_scale_x, pack_scale_y;
+ mesgsys->getU8Fast(block_name, _PREHASH_PathScaleX, pack_scale_x, block_num);
+ mesgsys->getU8Fast(block_name, _PREHASH_PathScaleY, pack_scale_y, block_num);
+ F32 x = (F32) (200 - pack_scale_x) * SCALE_QUANTA;
+ F32 y = (F32) (200 - pack_scale_y) * SCALE_QUANTA;
+ params->setScale( x, y );
+
+ S8 shear_x_quant, shear_y_quant;
+ mesgsys->getS8Fast(block_name, _PREHASH_PathShearX, shear_x_quant, block_num);
+ mesgsys->getS8Fast(block_name, _PREHASH_PathShearY, shear_y_quant, block_num);
+ F32 shear_x = (F32) shear_x_quant * SHEAR_QUANTA;
+ F32 shear_y = (F32) shear_y_quant * SHEAR_QUANTA;
+ params->setShear( shear_x, shear_y );
+
+ S8 twist;
+ mesgsys->getS8Fast(block_name, _PREHASH_PathTwist, twist, block_num );
+ params->setTwist((F32)(twist * SCALE_QUANTA));
+
+ S8 twist_begin;
+ mesgsys->getS8Fast(block_name, _PREHASH_PathTwistBegin, twist_begin, block_num );
+ params->setTwistBegin((F32)(twist_begin * SCALE_QUANTA));
+
+ S8 radius_offset;
+ mesgsys->getS8Fast(block_name, _PREHASH_PathRadiusOffset, radius_offset, block_num );
+ params->setRadiusOffset((F32)(radius_offset * SCALE_QUANTA));
+
+ S8 taper_x_quant, taper_y_quant;
+ mesgsys->getS8Fast(block_name, _PREHASH_PathTaperX, taper_x_quant, block_num );
+ mesgsys->getS8Fast(block_name, _PREHASH_PathTaperY, taper_y_quant, block_num );
+ F32 taper_x = (F32)(taper_x_quant * TAPER_QUANTA);
+ F32 taper_y = (F32)(taper_y_quant * TAPER_QUANTA);
+ params->setTaper( taper_x, taper_y );
+
+ U8 revolutions;
+ mesgsys->getU8Fast(block_name, _PREHASH_PathRevolutions, revolutions, block_num );
+ params->setRevolutions((F32)(revolutions * REV_QUANTA + 1.0f));
+
+ S8 skew;
+ mesgsys->getS8Fast(block_name, _PREHASH_PathSkew, skew, block_num );
+ params->setSkew((F32)(skew * SCALE_QUANTA));
+
+/*
+ LL_INFOS() << "Unpacking Path Block " << block_num << LL_ENDL;
+ LL_INFOS() << "Curve: " << (U32)params->getCurve() << LL_ENDL;
+ LL_INFOS() << "Begin: " << params->getBegin() << LL_ENDL;
+ LL_INFOS() << "End: " << params->getEnd() << LL_ENDL;
+ LL_INFOS() << "Scale: " << params->getScale() << LL_ENDL;
+ LL_INFOS() << "Twist: " << params->getTwist() << LL_ENDL;
+*/
+
+ return true;
+
+}
+
+bool LLVolumeMessage::unpackPathParams(LLPathParams* params, LLDataPacker &dp)
+{
+ U8 value;
+ S8 svalue;
+ U16 temp_u16;
+
+ dp.unpackU8(value, "Curve");
+ params->setCurveType( value );
+
+ dp.unpackU16(temp_u16, "Begin");
+ params->setBegin((F32)(temp_u16 * CUT_QUANTA));
+
+ dp.unpackU16(temp_u16, "End");
+ params->setEnd((F32)((50000 - temp_u16) * CUT_QUANTA));
+
+ dp.unpackU8(value, "ScaleX");
+ F32 x = (F32) (200 - value) * SCALE_QUANTA;
+ dp.unpackU8(value, "ScaleY");
+ F32 y = (F32) (200 - value) * SCALE_QUANTA;
+ params->setScale( x, y );
+
+ dp.unpackU8(value, "ShearX");
+ svalue = *(S8 *)&value;
+ F32 shear_x = (F32) svalue * SHEAR_QUANTA;
+ dp.unpackU8(value, "ShearY");
+ svalue = *(S8 *)&value;
+ F32 shear_y = (F32) svalue * SHEAR_QUANTA;
+ params->setShear( shear_x, shear_y );
+
+ dp.unpackU8(value, "Twist");
+ svalue = *(S8 *)&value;
+ params->setTwist((F32)(svalue * SCALE_QUANTA));
+
+ dp.unpackU8(value, "TwistBegin");
+ svalue = *(S8 *)&value;
+ params->setTwistBegin((F32)(svalue * SCALE_QUANTA));
+
+ dp.unpackU8(value, "RadiusOffset");
+ svalue = *(S8 *)&value;
+ params->setRadiusOffset((F32)(svalue * SCALE_QUANTA));
+
+ dp.unpackU8(value, "TaperX");
+ svalue = *(S8 *)&value;
+ params->setTaperX((F32)(svalue * TAPER_QUANTA));
+
+ dp.unpackU8(value, "TaperY");
+ svalue = *(S8 *)&value;
+ params->setTaperY((F32)(svalue * TAPER_QUANTA));
+
+ dp.unpackU8(value, "Revolutions");
+ params->setRevolutions((F32)(value * REV_QUANTA + 1.0f));
+
+ dp.unpackU8(value, "Skew");
+ svalue = *(S8 *)&value;
+ params->setSkew((F32)(svalue * SCALE_QUANTA));
+
+ return true;
+}
+
+//============================================================================
+
+// static
+bool LLVolumeMessage::constrainVolumeParams(LLVolumeParams& params)
+{
+ U32 bad = 0;
+
+ // This is called immediately after an unpack. feed the raw data
+ // through the checked setters to constraint it to a valid set of
+ // volume params.
+ bad |= params.setType(params.getProfileParams().getCurveType(),
+ params.getPathParams().getCurveType()) ? 0 : 1;
+ bad |= params.setBeginAndEndS(params.getProfileParams().getBegin(),
+ params.getProfileParams().getEnd()) ? 0 : 2;
+ bad |= params.setBeginAndEndT(params.getPathParams().getBegin(),
+ params.getPathParams().getEnd()) ? 0 : 4;
+ bad |= params.setHollow(params.getProfileParams().getHollow()) ? 0 : 8;
+ bad |= params.setTwistBegin(params.getPathParams().getTwistBegin()) ? 0 : 0x10;
+ bad |= params.setTwistEnd(params.getPathParams().getTwistEnd()) ? 0 : 0x20;
+ bad |= params.setRatio(params.getPathParams().getScaleX(),
+ params.getPathParams().getScaleY()) ? 0 : 0x40;
+ bad |= params.setShear(params.getPathParams().getShearX(),
+ params.getPathParams().getShearY()) ? 0 : 0x80;
+ bad |= params.setTaper(params.getPathParams().getTaperX(),
+ params.getPathParams().getTaperY()) ? 0 : 0x100;
+ bad |= params.setRevolutions(params.getPathParams().getRevolutions()) ? 0 : 0x200;
+ bad |= params.setRadiusOffset(params.getPathParams().getRadiusOffset()) ? 0 : 0x400;
+ bad |= params.setSkew(params.getPathParams().getSkew()) ? 0 : 0x800;
+
+ if (bad)
+ {
+ LL_WARNS() << "LLVolumeMessage::constrainVolumeParams() - "
+ << "forced to constrain incoming volume params: "
+ << llformat("0x%04x", bad) << LL_ENDL;
+ }
+
+ return bad == 0;
+}
+
+bool LLVolumeMessage::packVolumeParams(const LLVolumeParams* params, LLMessageSystem *mesgsys)
+{
+ // LL_INFOS() << "pack volume" << LL_ENDL;
+ if (params)
+ {
+ packPathParams(&params->getPathParams(), mesgsys);
+ packProfileParams(&params->getProfileParams(), mesgsys);
+ }
+ else
+ {
+ packPathParams(0, mesgsys);
+ packProfileParams(0, mesgsys);
+ }
+ return true;
+}
+
+bool LLVolumeMessage::packVolumeParams(const LLVolumeParams* params, LLDataPacker &dp)
+{
+ // LL_INFOS() << "pack volume" << LL_ENDL;
+ if (params)
+ {
+ packPathParams(&params->getPathParams(), dp);
+ packProfileParams(&params->getProfileParams(), dp);
+ }
+ else
+ {
+ packPathParams(0, dp);
+ packProfileParams(0, dp);
+ }
+ return true;
+}
+
+bool LLVolumeMessage::unpackVolumeParams(
+ LLVolumeParams* params,
+ LLMessageSystem* mesgsys,
+ char const* block_name,
+ S32 block_num)
+{
+ bool ok = true;
+ ok &= unpackPathParams(
+ &params->getPathParams(),
+ mesgsys,
+ block_name,
+ block_num);
+ ok &= unpackProfileParams(
+ &params->getProfileParams(),
+ mesgsys,
+ block_name,
+ block_num);
+ ok &= constrainVolumeParams(*params);
+
+ return ok;
+}
+
+bool LLVolumeMessage::unpackVolumeParams(
+ LLVolumeParams* params,
+ LLDataPacker &dp)
+{
+ bool ok = true;
+ ok &= unpackPathParams(&params->getPathParams(), dp);
+ ok &= unpackProfileParams(&params->getProfileParams(), dp);
+ ok &= constrainVolumeParams(*params);
+ return ok;
+}
+
+//============================================================================
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 22:42:42 +0000