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-rw-r--r--indra/llmessage/llpartdata.h408
1 files changed, 204 insertions, 204 deletions
diff --git a/indra/llmessage/llpartdata.h b/indra/llmessage/llpartdata.h
index ed5c1a6ac7..35602dc949 100644
--- a/indra/llmessage/llpartdata.h
+++ b/indra/llmessage/llpartdata.h
@@ -1,25 +1,25 @@
-/**
+/**
* @file llpartdata.h
* @brief Particle system data packing
*
* $LicenseInfo:firstyear=2003&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
@@ -44,236 +44,236 @@ const S32 PS_CUR_VERSION = 18;
enum LLPSScriptFlags
{
- // Flags for the different parameters of individual particles
- LLPS_PART_FLAGS,
- LLPS_PART_START_COLOR,
- LLPS_PART_START_ALPHA,
- LLPS_PART_END_COLOR,
- LLPS_PART_END_ALPHA,
- LLPS_PART_START_SCALE,
- LLPS_PART_END_SCALE,
- LLPS_PART_MAX_AGE,
-
- // Flags for the different parameters of the particle source
- LLPS_SRC_ACCEL,
- LLPS_SRC_PATTERN,
- LLPS_SRC_INNERANGLE,
- LLPS_SRC_OUTERANGLE,
- LLPS_SRC_TEXTURE,
- LLPS_SRC_BURST_RATE,
- LLPS_SRC_BURST_DURATION,
- LLPS_SRC_BURST_PART_COUNT,
- LLPS_SRC_BURST_RADIUS,
- LLPS_SRC_BURST_SPEED_MIN,
- LLPS_SRC_BURST_SPEED_MAX,
- LLPS_SRC_MAX_AGE,
- LLPS_SRC_TARGET_UUID,
- LLPS_SRC_OMEGA,
- LLPS_SRC_ANGLE_BEGIN,
- LLPS_SRC_ANGLE_END,
-
- LLPS_PART_BLEND_FUNC_SOURCE,
- LLPS_PART_BLEND_FUNC_DEST,
- LLPS_PART_START_GLOW,
- LLPS_PART_END_GLOW
+ // Flags for the different parameters of individual particles
+ LLPS_PART_FLAGS,
+ LLPS_PART_START_COLOR,
+ LLPS_PART_START_ALPHA,
+ LLPS_PART_END_COLOR,
+ LLPS_PART_END_ALPHA,
+ LLPS_PART_START_SCALE,
+ LLPS_PART_END_SCALE,
+ LLPS_PART_MAX_AGE,
+
+ // Flags for the different parameters of the particle source
+ LLPS_SRC_ACCEL,
+ LLPS_SRC_PATTERN,
+ LLPS_SRC_INNERANGLE,
+ LLPS_SRC_OUTERANGLE,
+ LLPS_SRC_TEXTURE,
+ LLPS_SRC_BURST_RATE,
+ LLPS_SRC_BURST_DURATION,
+ LLPS_SRC_BURST_PART_COUNT,
+ LLPS_SRC_BURST_RADIUS,
+ LLPS_SRC_BURST_SPEED_MIN,
+ LLPS_SRC_BURST_SPEED_MAX,
+ LLPS_SRC_MAX_AGE,
+ LLPS_SRC_TARGET_UUID,
+ LLPS_SRC_OMEGA,
+ LLPS_SRC_ANGLE_BEGIN,
+ LLPS_SRC_ANGLE_END,
+
+ LLPS_PART_BLEND_FUNC_SOURCE,
+ LLPS_PART_BLEND_FUNC_DEST,
+ LLPS_PART_START_GLOW,
+ LLPS_PART_END_GLOW
};
class LLPartData
{
public:
- LLPartData() :
- mFlags(0),
- mMaxAge(0.f),
- mParameter(0.f)
- {
- }
- BOOL unpackLegacy(LLDataPacker &dp);
- BOOL unpack(LLDataPacker &dp);
-
- BOOL pack(LLDataPacker &dp);
-
- bool hasGlow() const;
- bool hasBlendFunc() const;
-
- // Masks for the different particle flags
- enum
- {
- LL_PART_INTERP_COLOR_MASK = 0x01,
- LL_PART_INTERP_SCALE_MASK = 0x02,
- LL_PART_BOUNCE_MASK = 0x04,
- LL_PART_WIND_MASK = 0x08,
- LL_PART_FOLLOW_SRC_MASK = 0x10, // Follows source, no rotation following (expensive!)
- LL_PART_FOLLOW_VELOCITY_MASK = 0x20, // Particles orient themselves with velocity
- LL_PART_TARGET_POS_MASK = 0x40,
- LL_PART_TARGET_LINEAR_MASK = 0x80, // Particle uses a direct linear interpolation
- LL_PART_EMISSIVE_MASK = 0x100, // Particle is "emissive", instead of being lit
- LL_PART_BEAM_MASK = 0x200, // Particle is a "beam" connecting source and target
- LL_PART_RIBBON_MASK = 0x400, // Particles are joined together into one continuous triangle strip
-
- // Not implemented yet!
- //LL_PART_RANDOM_ACCEL_MASK = 0x100, // Particles have random acceleration
- //LL_PART_RANDOM_VEL_MASK = 0x200, // Particles have random velocity shifts"
- //LL_PART_TRAIL_MASK = 0x400, // Particles have historical "trails"
-
- //sYSTEM SET FLAGS
- LL_PART_DATA_GLOW = 0x10000,
- LL_PART_DATA_BLEND = 0x20000,
-
- // Viewer side use only!
- LL_PART_HUD = 0x40000000,
- LL_PART_DEAD_MASK = 0x80000000,
- };
-
- enum
- {
- LL_PART_BF_ONE = 0,
- LL_PART_BF_ZERO = 1,
- LL_PART_BF_DEST_COLOR = 2,
- LL_PART_BF_SOURCE_COLOR = 3,
- LL_PART_BF_ONE_MINUS_DEST_COLOR = 4,
- LL_PART_BF_ONE_MINUS_SOURCE_COLOR = 5,
- UNSUPPORTED_DEST_ALPHA = 6,
- LL_PART_BF_SOURCE_ALPHA = 7,
- UNSUPPORTED_ONE_MINUS_DEST_ALPHA = 8,
- LL_PART_BF_ONE_MINUS_SOURCE_ALPHA = 9,
- LL_PART_BF_COUNT = 10
- };
-
- static bool validBlendFunc(S32 func);
-
- void setFlags(const U32 flags);
- void setMaxAge(const F32 max_age);
- void setStartScale(const F32 xs, F32 ys);
- void setEndScale(const F32 xs, F32 ys);
- void setStartColor(const LLVector3 &rgb);
- void setEndColor(const LLVector3 &rgb);
- void setStartAlpha(const F32 alpha);
- void setEndAlpha(const F32 alpha);
-
-
- friend class LLPartSysData;
- friend class LLViewerPartSourceScript;
+ LLPartData() :
+ mFlags(0),
+ mMaxAge(0.f),
+ mParameter(0.f)
+ {
+ }
+ BOOL unpackLegacy(LLDataPacker &dp);
+ BOOL unpack(LLDataPacker &dp);
+
+ BOOL pack(LLDataPacker &dp);
+
+ bool hasGlow() const;
+ bool hasBlendFunc() const;
+
+ // Masks for the different particle flags
+ enum
+ {
+ LL_PART_INTERP_COLOR_MASK = 0x01,
+ LL_PART_INTERP_SCALE_MASK = 0x02,
+ LL_PART_BOUNCE_MASK = 0x04,
+ LL_PART_WIND_MASK = 0x08,
+ LL_PART_FOLLOW_SRC_MASK = 0x10, // Follows source, no rotation following (expensive!)
+ LL_PART_FOLLOW_VELOCITY_MASK = 0x20, // Particles orient themselves with velocity
+ LL_PART_TARGET_POS_MASK = 0x40,
+ LL_PART_TARGET_LINEAR_MASK = 0x80, // Particle uses a direct linear interpolation
+ LL_PART_EMISSIVE_MASK = 0x100, // Particle is "emissive", instead of being lit
+ LL_PART_BEAM_MASK = 0x200, // Particle is a "beam" connecting source and target
+ LL_PART_RIBBON_MASK = 0x400, // Particles are joined together into one continuous triangle strip
+
+ // Not implemented yet!
+ //LL_PART_RANDOM_ACCEL_MASK = 0x100, // Particles have random acceleration
+ //LL_PART_RANDOM_VEL_MASK = 0x200, // Particles have random velocity shifts"
+ //LL_PART_TRAIL_MASK = 0x400, // Particles have historical "trails"
+
+ //sYSTEM SET FLAGS
+ LL_PART_DATA_GLOW = 0x10000,
+ LL_PART_DATA_BLEND = 0x20000,
+
+ // Viewer side use only!
+ LL_PART_HUD = 0x40000000,
+ LL_PART_DEAD_MASK = 0x80000000,
+ };
+
+ enum
+ {
+ LL_PART_BF_ONE = 0,
+ LL_PART_BF_ZERO = 1,
+ LL_PART_BF_DEST_COLOR = 2,
+ LL_PART_BF_SOURCE_COLOR = 3,
+ LL_PART_BF_ONE_MINUS_DEST_COLOR = 4,
+ LL_PART_BF_ONE_MINUS_SOURCE_COLOR = 5,
+ UNSUPPORTED_DEST_ALPHA = 6,
+ LL_PART_BF_SOURCE_ALPHA = 7,
+ UNSUPPORTED_ONE_MINUS_DEST_ALPHA = 8,
+ LL_PART_BF_ONE_MINUS_SOURCE_ALPHA = 9,
+ LL_PART_BF_COUNT = 10
+ };
+
+ static bool validBlendFunc(S32 func);
+
+ void setFlags(const U32 flags);
+ void setMaxAge(const F32 max_age);
+ void setStartScale(const F32 xs, F32 ys);
+ void setEndScale(const F32 xs, F32 ys);
+ void setStartColor(const LLVector3 &rgb);
+ void setEndColor(const LLVector3 &rgb);
+ void setStartAlpha(const F32 alpha);
+ void setEndAlpha(const F32 alpha);
+
+
+ friend class LLPartSysData;
+ friend class LLViewerPartSourceScript;
private:
- S32 getSize() const;
+ S32 getSize() const;
- // These are public because I'm really lazy...
+ // These are public because I'm really lazy...
public:
- U32 mFlags; // Particle state/interpolators in effect
- F32 mMaxAge; // Maximum age of the particle
- LLColor4 mStartColor; // Start color
- LLColor4 mEndColor; // End color
- LLVector2 mStartScale; // Start scale
- LLVector2 mEndScale; // End scale
-
- LLVector3 mPosOffset; // Offset from source if using FOLLOW_SOURCE
- F32 mParameter; // A single floating point parameter
-
- F32 mStartGlow;
- F32 mEndGlow;
-
- U8 mBlendFuncSource;
- U8 mBlendFuncDest;
+ U32 mFlags; // Particle state/interpolators in effect
+ F32 mMaxAge; // Maximum age of the particle
+ LLColor4 mStartColor; // Start color
+ LLColor4 mEndColor; // End color
+ LLVector2 mStartScale; // Start scale
+ LLVector2 mEndScale; // End scale
+
+ LLVector3 mPosOffset; // Offset from source if using FOLLOW_SOURCE
+ F32 mParameter; // A single floating point parameter
+
+ F32 mStartGlow;
+ F32 mEndGlow;
+
+ U8 mBlendFuncSource;
+ U8 mBlendFuncDest;
};
class LLPartSysData
{
public:
- LLPartSysData();
-
- BOOL unpack(LLDataPacker &dp);
- BOOL unpackLegacy(LLDataPacker &dp);
- BOOL unpackBlock(const S32 block_num);
-
- static BOOL isNullPS(const S32 block_num); // Returns FALSE if this is a "NULL" particle system (i.e. no system)
-
- bool isLegacyCompatible() const;
-
- // Different masks for effects on the source
- enum
- {
- LL_PART_SRC_OBJ_REL_MASK = 0x01, // Accel and velocity for particles relative object rotation
- LL_PART_USE_NEW_ANGLE = 0x02, // Particles uses new 'correct' angle parameters.
- };
-
- // The different patterns for how particles are created
- enum
- {
- LL_PART_SRC_PATTERN_DROP = 0x01,
- LL_PART_SRC_PATTERN_EXPLODE = 0x02,
- // Not implemented fully yet
- LL_PART_SRC_PATTERN_ANGLE = 0x04,
- LL_PART_SRC_PATTERN_ANGLE_CONE = 0x08,
- LL_PART_SRC_PATTERN_ANGLE_CONE_EMPTY = 0x10,
- };
-
-
- void setBurstSpeedMin(const F32 spd) { mBurstSpeedMin = llclamp(spd, -100.f, 100.f); }
- void setBurstSpeedMax(const F32 spd) { mBurstSpeedMax = llclamp(spd, -100.f, 100.f); }
- void setBurstRadius(const F32 rad) { mBurstRadius = llclamp(rad, 0.f, 50.f); }
- void setPartAccel(const LLVector3 &accel);
- void setUseNewAngle() { mFlags |= LL_PART_USE_NEW_ANGLE; }
- void unsetUseNewAngle() { mFlags &= ~LL_PART_USE_NEW_ANGLE; }
-
- // Since the actual particle creation rate is
- // a combination of multiple parameters, we
- // need to clamp it using a separate method instead of an accessor.
- void clampSourceParticleRate();
-
- friend std::ostream& operator<<(std::ostream& s, const LLPartSysData &data); // Stream a
-
- S32 getdataBlockSize() const;
-
+ LLPartSysData();
+
+ BOOL unpack(LLDataPacker &dp);
+ BOOL unpackLegacy(LLDataPacker &dp);
+ BOOL unpackBlock(const S32 block_num);
+
+ static BOOL isNullPS(const S32 block_num); // Returns FALSE if this is a "NULL" particle system (i.e. no system)
+
+ bool isLegacyCompatible() const;
+
+ // Different masks for effects on the source
+ enum
+ {
+ LL_PART_SRC_OBJ_REL_MASK = 0x01, // Accel and velocity for particles relative object rotation
+ LL_PART_USE_NEW_ANGLE = 0x02, // Particles uses new 'correct' angle parameters.
+ };
+
+ // The different patterns for how particles are created
+ enum
+ {
+ LL_PART_SRC_PATTERN_DROP = 0x01,
+ LL_PART_SRC_PATTERN_EXPLODE = 0x02,
+ // Not implemented fully yet
+ LL_PART_SRC_PATTERN_ANGLE = 0x04,
+ LL_PART_SRC_PATTERN_ANGLE_CONE = 0x08,
+ LL_PART_SRC_PATTERN_ANGLE_CONE_EMPTY = 0x10,
+ };
+
+
+ void setBurstSpeedMin(const F32 spd) { mBurstSpeedMin = llclamp(spd, -100.f, 100.f); }
+ void setBurstSpeedMax(const F32 spd) { mBurstSpeedMax = llclamp(spd, -100.f, 100.f); }
+ void setBurstRadius(const F32 rad) { mBurstRadius = llclamp(rad, 0.f, 50.f); }
+ void setPartAccel(const LLVector3 &accel);
+ void setUseNewAngle() { mFlags |= LL_PART_USE_NEW_ANGLE; }
+ void unsetUseNewAngle() { mFlags &= ~LL_PART_USE_NEW_ANGLE; }
+
+ // Since the actual particle creation rate is
+ // a combination of multiple parameters, we
+ // need to clamp it using a separate method instead of an accessor.
+ void clampSourceParticleRate();
+
+ friend std::ostream& operator<<(std::ostream& s, const LLPartSysData &data); // Stream a
+
+ S32 getdataBlockSize() const;
+
private:
- BOOL unpackSystem(LLDataPacker &dp);
+ BOOL unpackSystem(LLDataPacker &dp);
public:
- // Public because I'm lazy....
+ // Public because I'm lazy....
- //
- // There are two kinds of data for the particle system
- // 1. Parameters which specify parameters of the source (mSource*)
- // 2. Parameters which specify parameters of the particles generated by the source (mPart*)
- //
+ //
+ // There are two kinds of data for the particle system
+ // 1. Parameters which specify parameters of the source (mSource*)
+ // 2. Parameters which specify parameters of the particles generated by the source (mPart*)
+ //
- U32 mCRC;
- U32 mFlags;
+ U32 mCRC;
+ U32 mFlags;
- U8 mPattern; // Pattern for particle velocity/output
- F32 mInnerAngle; // Inner angle for PATTERN_ANGLE
- F32 mOuterAngle; // Outer angle for PATTERN_ANGLE
- LLVector3 mAngularVelocity; // Angular velocity for emission axis (for PATTERN_ANGLE)
+ U8 mPattern; // Pattern for particle velocity/output
+ F32 mInnerAngle; // Inner angle for PATTERN_ANGLE
+ F32 mOuterAngle; // Outer angle for PATTERN_ANGLE
+ LLVector3 mAngularVelocity; // Angular velocity for emission axis (for PATTERN_ANGLE)
- F32 mBurstRate; // How often to do a burst of particles
- U8 mBurstPartCount; // How many particles in a burst
- F32 mBurstRadius;
- F32 mBurstSpeedMin; // Minimum particle velocity
- F32 mBurstSpeedMax; // Maximum particle velocity
+ F32 mBurstRate; // How often to do a burst of particles
+ U8 mBurstPartCount; // How many particles in a burst
+ F32 mBurstRadius;
+ F32 mBurstSpeedMin; // Minimum particle velocity
+ F32 mBurstSpeedMax; // Maximum particle velocity
- F32 mMaxAge; // Maximum lifetime of this particle source
+ F32 mMaxAge; // Maximum lifetime of this particle source
- LLUUID mTargetUUID; // Target UUID for the particle system
+ LLUUID mTargetUUID; // Target UUID for the particle system
- F32 mStartAge; // Age at which to start the particle system (for an update after the
- // particle system has started)
+ F32 mStartAge; // Age at which to start the particle system (for an update after the
+ // particle system has started)
- //
- // These are actually particle properties, but can be mutated by the source,
- // so are stored here instead
- //
- LLVector3 mPartAccel;
- LLUUID mPartImageID;
+ //
+ // These are actually particle properties, but can be mutated by the source,
+ // so are stored here instead
+ //
+ LLVector3 mPartAccel;
+ LLUUID mPartImageID;
- //
- // The "template" partdata where we actually store the non-mutable particle parameters
- //
- LLPartData mPartData;
+ //
+ // The "template" partdata where we actually store the non-mutable particle parameters
+ //
+ LLPartData mPartData;
protected:
- S32 mNumParticles; // Number of particles generated
+ S32 mNumParticles; // Number of particles generated
};
#endif // LL_LLPARTDATA_H
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