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Rename mjtnum.h to mjtype.h, move enum types to mjtype.h

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PiperOrigin-RevId: 919020039
Change-Id: I441295c0baa0b7456f78239fbd5478d32ffc07c1
This commit is contained in:
Yuval Tassa
2026-05-21 06:42:56 -07:00
committed by Copybara-Service
parent ad96acfb16
commit 2810edd27a
77 changed files with 1117 additions and 1110 deletions
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include/mujoco/mjdata.h
+1 -98
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@@ -18,107 +18,10 @@
#include <stddef.h>
#include <stdint.h>
#include <mujoco/mjtnum.h>
#include <mujoco/mjtype.h>
#include <mujoco/mjmodel.h>
#include <mujoco/mjthread.h>
//---------------------------------- primitive types (mjt) -----------------------------------------
typedef enum mjtState_ { // state elements
mjSTATE_TIME = 1<<0, // time
mjSTATE_QPOS = 1<<1, // position
mjSTATE_QVEL = 1<<2, // velocity
mjSTATE_ACT = 1<<3, // actuator activation
mjSTATE_HISTORY = 1<<4, // history buffers (control, sensor)
mjSTATE_WARMSTART = 1<<5, // acceleration used for warmstart
mjSTATE_CTRL = 1<<6, // control
mjSTATE_QFRC_APPLIED = 1<<7, // applied generalized force
mjSTATE_XFRC_APPLIED = 1<<8, // applied Cartesian force/torque
mjSTATE_EQ_ACTIVE = 1<<9, // enable/disable constraints
mjSTATE_MOCAP_POS = 1<<10, // positions of mocap bodies
mjSTATE_MOCAP_QUAT = 1<<11, // orientations of mocap bodies
mjSTATE_USERDATA = 1<<12, // user data
mjSTATE_PLUGIN = 1<<13, // plugin state
mjNSTATE = 14, // number of state elements
// convenience values for commonly used state specifications
mjSTATE_PHYSICS = mjSTATE_QPOS | mjSTATE_QVEL | mjSTATE_ACT | mjSTATE_HISTORY,
mjSTATE_FULLPHYSICS = mjSTATE_TIME | mjSTATE_PHYSICS | mjSTATE_PLUGIN,
mjSTATE_USER = mjSTATE_CTRL | mjSTATE_QFRC_APPLIED | mjSTATE_XFRC_APPLIED |
mjSTATE_EQ_ACTIVE | mjSTATE_MOCAP_POS | mjSTATE_MOCAP_QUAT |
mjSTATE_USERDATA,
mjSTATE_INTEGRATION = mjSTATE_FULLPHYSICS | mjSTATE_USER | mjSTATE_WARMSTART
} mjtState;
typedef enum mjtConstraint_ { // type of constraint
mjCNSTR_EQUALITY = 0, // equality constraint
mjCNSTR_FRICTION_DOF, // dof friction
mjCNSTR_FRICTION_TENDON, // tendon friction
mjCNSTR_LIMIT_JOINT, // joint limit
mjCNSTR_LIMIT_TENDON, // tendon limit
mjCNSTR_CONTACT_FRICTIONLESS, // frictionless contact
mjCNSTR_CONTACT_PYRAMIDAL, // frictional contact, pyramidal friction cone
mjCNSTR_CONTACT_ELLIPTIC // frictional contact, elliptic friction cone
} mjtConstraint;
typedef enum mjtConstraintState_ { // constraint state
mjCNSTRSTATE_SATISFIED = 0, // constraint satisfied, zero cost (limit, contact)
mjCNSTRSTATE_QUADRATIC, // quadratic cost (equality, friction, limit, contact)
mjCNSTRSTATE_LINEARNEG, // linear cost, negative side (friction)
mjCNSTRSTATE_LINEARPOS, // linear cost, positive side (friction)
mjCNSTRSTATE_CONE // squared distance to cone cost (elliptic contact)
} mjtConstraintState;
typedef enum mjtWarning_ { // warning types
mjWARN_INERTIA = 0, // (near) singular inertia matrix
mjWARN_CONTACTFULL, // too many contacts in contact list
mjWARN_CNSTRFULL, // too many constraints
mjWARN_BADQPOS, // bad number in qpos
mjWARN_BADQVEL, // bad number in qvel
mjWARN_BADQACC, // bad number in qacc
mjWARN_BADCTRL, // bad number in ctrl
mjNWARNING // number of warnings
} mjtWarning;
typedef enum mjtTimer_ { // internal timers
// main api
mjTIMER_STEP = 0, // step
mjTIMER_FORWARD, // forward
mjTIMER_INVERSE, // inverse
// breakdown of step/forward
mjTIMER_POSITION, // fwdPosition
mjTIMER_VELOCITY, // fwdVelocity
mjTIMER_ACTUATION, // fwdActuation
mjTIMER_CONSTRAINT, // fwdConstraint
mjTIMER_ADVANCE, // mj_Euler, mj_implicit
// breakdown of fwdPosition
mjTIMER_POS_KINEMATICS, // kinematics, com, tendon, transmission
mjTIMER_POS_INERTIA, // inertia computations
mjTIMER_POS_COLLISION, // collision detection
mjTIMER_POS_MAKE, // make constraints
mjTIMER_POS_PROJECT, // project constraints
// breakdown of mj_collision
mjTIMER_COL_BROAD, // broadphase
mjTIMER_COL_NARROW, // narrowphase
mjNTIMER // number of timers
} mjtTimer;
typedef enum mjtSleepState_ { // sleep state of an object
mjS_STATIC = -1, // object is static
mjS_ASLEEP = 0, // object is asleep
mjS_AWAKE = 1 // object is awake
} mjtSleepState;
//------------------------------------- Contact ----------------------------------------------------
include/mujoco/mjmodel.h
+1 -430
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@@ -18,8 +18,7 @@
#include <stddef.h>
#include <stdint.h>
#include <mujoco/mjtnum.h>
#include <mujoco/mjtype.h>
// global constants
#define mjPI 3.14159265358979323846
@@ -48,434 +47,6 @@
#define mjNISLAND 20 // number of mjData.solver arrays
//---------------------------------- enum types (mjt) ----------------------------------------------
typedef enum mjtDisableBit_ { // disable default feature bitflags
mjDSBL_CONSTRAINT = 1<<0, // entire constraint solver
mjDSBL_EQUALITY = 1<<1, // equality constraints
mjDSBL_FRICTIONLOSS = 1<<2, // joint and tendon frictionloss constraints
mjDSBL_LIMIT = 1<<3, // joint and tendon limit constraints
mjDSBL_CONTACT = 1<<4, // contact constraints
mjDSBL_SPRING = 1<<5, // passive spring forces
mjDSBL_DAMPER = 1<<6, // passive damping forces
mjDSBL_GRAVITY = 1<<7, // gravitational forces
mjDSBL_CLAMPCTRL = 1<<8, // clamp control to specified range
mjDSBL_WARMSTART = 1<<9, // warmstart constraint solver
mjDSBL_FILTERPARENT = 1<<10, // remove collisions with parent body
mjDSBL_ACTUATION = 1<<11, // apply actuation forces
mjDSBL_REFSAFE = 1<<12, // integrator safety: make ref[0]>=2*timestep
mjDSBL_SENSOR = 1<<13, // sensors
mjDSBL_MIDPHASE = 1<<14, // mid-phase collision filtering
mjDSBL_EULERDAMP = 1<<15, // implicit integration of joint damping in Euler integrator
mjDSBL_AUTORESET = 1<<16, // automatic reset when numerical issues are detected
mjDSBL_NATIVECCD = 1<<17, // native convex collision detection
mjDSBL_ISLAND = 1<<18, // constraint island discovery
mjDSBL_MULTICCD = 1<<19, // multiple CCD contact points
mjNDISABLE = 20 // number of disable flags
} mjtDisableBit;
typedef enum mjtEnableBit_ { // enable optional feature bitflags
mjENBL_OVERRIDE = 1<<0, // override contact parameters
mjENBL_ENERGY = 1<<1, // energy computation
mjENBL_FWDINV = 1<<2, // record solver statistics
mjENBL_INVDISCRETE = 1<<3, // discrete-time inverse dynamics
mjENBL_SLEEP = 1<<4, // sleeping
mjENBL_DIAGEXACT = 1<<5, // exact diagonal of constraint inertia
mjNENABLE = 6 // number of enable flags
} mjtEnableBit;
typedef enum mjtJoint_ { // type of degree of freedom
mjJNT_FREE = 0, // global position and orientation (quat) (7)
mjJNT_BALL, // orientation (quat) relative to parent (4)
mjJNT_SLIDE, // sliding distance along body-fixed axis (1)
mjJNT_HINGE // rotation angle (rad) around body-fixed axis (1)
} mjtJoint;
typedef enum mjtGeom_ { // type of geometric shape
// regular geom types
mjGEOM_PLANE = 0, // plane
mjGEOM_HFIELD, // height field
mjGEOM_SPHERE, // sphere
mjGEOM_CAPSULE, // capsule
mjGEOM_ELLIPSOID, // ellipsoid
mjGEOM_CYLINDER, // cylinder
mjGEOM_BOX, // box
mjGEOM_MESH, // mesh
mjGEOM_SDF, // signed distance field
mjNGEOMTYPES, // number of regular geom types
// rendering-only geom types: not used in mjModel, not counted in mjNGEOMTYPES
mjGEOM_ARROW = 100, // arrow
mjGEOM_ARROW1, // arrow without wedges
mjGEOM_ARROW2, // arrow in both directions
mjGEOM_LINE, // line
mjGEOM_LINEBOX, // box with line edges
mjGEOM_FLEX, // flex
mjGEOM_SKIN, // skin
mjGEOM_LABEL, // text label
mjGEOM_TRIANGLE, // triangle
mjGEOM_NONE = 1001 // missing geom type
} mjtGeom;
typedef enum mjtProjection_ { // type of camera projection
mjPROJ_PERSPECTIVE = 0, // perspective
mjPROJ_ORTHOGRAPHIC // orthographic
} mjtProjection;
typedef enum mjtCamLight_ { // tracking mode for camera and light
mjCAMLIGHT_FIXED = 0, // pos and rot fixed in body
mjCAMLIGHT_TRACK, // pos tracks body, rot fixed in global
mjCAMLIGHT_TRACKCOM, // pos tracks subtree com, rot fixed in body
mjCAMLIGHT_TARGETBODY, // pos fixed in body, rot tracks target body
mjCAMLIGHT_TARGETBODYCOM // pos fixed in body, rot tracks target subtree com
} mjtCamLight;
typedef enum mjtLightType_ { // type of light
mjLIGHT_SPOT = 0, // spot
mjLIGHT_DIRECTIONAL, // directional
mjLIGHT_POINT, // point
mjLIGHT_IMAGE, // image-based
} mjtLightType;
typedef enum mjtTexture_ { // type of texture
mjTEXTURE_2D = 0, // 2d texture, suitable for planes and hfields
mjTEXTURE_CUBE, // cube texture, suitable for all other geom types
mjTEXTURE_SKYBOX // cube texture used as skybox
} mjtTexture;
typedef enum mjtTextureRole_ { // role of texture map in rendering
mjTEXROLE_USER = 0, // unspecified
mjTEXROLE_RGB, // base color (albedo)
mjTEXROLE_OCCLUSION, // ambient occlusion
mjTEXROLE_ROUGHNESS, // roughness
mjTEXROLE_METALLIC, // metallic
mjTEXROLE_NORMAL, // normal (bump) map
mjTEXROLE_OPACITY, // opacity
mjTEXROLE_EMISSIVE, // light emission
mjTEXROLE_RGBA, // base color, opacity
mjTEXROLE_ORM, // occlusion, roughness, metallic
mjNTEXROLE
} mjtTextureRole;
typedef enum mjtColorSpace_ { // type of color space encoding
mjCOLORSPACE_AUTO = 0, // attempts to autodetect color space, defaults to linear
mjCOLORSPACE_LINEAR, // linear color space
mjCOLORSPACE_SRGB // standard RGB color space
} mjtColorSpace;
typedef enum mjtIntegrator_ { // integrator mode
mjINT_EULER = 0, // semi-implicit Euler
mjINT_RK4, // 4th-order Runge Kutta
mjINT_IMPLICIT, // implicit in velocity
mjINT_IMPLICITFAST // implicit in velocity, no rne derivative
} mjtIntegrator;
typedef enum mjtCone_ { // type of friction cone
mjCONE_PYRAMIDAL = 0, // pyramidal
mjCONE_ELLIPTIC // elliptic
} mjtCone;
typedef enum mjtJacobian_ { // type of constraint Jacobian
mjJAC_DENSE = 0, // dense
mjJAC_SPARSE, // sparse
mjJAC_AUTO // dense if nv<60, sparse otherwise
} mjtJacobian;
typedef enum mjtSolver_ { // constraint solver algorithm
mjSOL_PGS = 0, // PGS (dual)
mjSOL_CG, // CG (primal)
mjSOL_NEWTON // Newton (primal)
} mjtSolver;
typedef enum mjtEq_ { // type of equality constraint
mjEQ_CONNECT = 0, // connect two bodies at a point (ball joint)
mjEQ_WELD, // fix relative position and orientation of two bodies
mjEQ_JOINT, // couple the values of two scalar joints with cubic
mjEQ_TENDON, // couple the lengths of two tendons with cubic
mjEQ_FLEX, // fix all edge lengths of a flex
mjEQ_FLEXVERT, // fix all vertex lengths of a flex
mjEQ_FLEXSTRAIN, // constrain strain of a trilinear/quadratic flex (B-bar)
mjEQ_DISTANCE // unsupported, will cause an error if used
} mjtEq;
typedef enum mjtWrap_ { // type of tendon wrap object
mjWRAP_NONE = 0, // null object
mjWRAP_JOINT, // constant moment arm
mjWRAP_PULLEY, // pulley used to split tendon
mjWRAP_SITE, // pass through site
mjWRAP_SPHERE, // wrap around sphere
mjWRAP_CYLINDER // wrap around (infinite) cylinder
} mjtWrap;
typedef enum mjtTrn_ { // type of actuator transmission
mjTRN_JOINT = 0, // force on joint
mjTRN_JOINTINPARENT, // force on joint, expressed in parent frame
mjTRN_SLIDERCRANK, // force via slider-crank linkage
mjTRN_TENDON, // force on tendon
mjTRN_SITE, // force on site
mjTRN_BODY, // adhesion force on a body's geoms
mjTRN_UNDEFINED = 1000 // undefined transmission type
} mjtTrn;
typedef enum mjtDyn_ { // type of actuator dynamics
mjDYN_NONE = 0, // no internal dynamics; ctrl specifies force
mjDYN_INTEGRATOR, // integrator: da/dt = u
mjDYN_FILTER, // linear filter: da/dt = (u-a) / tau
mjDYN_FILTEREXACT, // linear filter: da/dt = (u-a) / tau, with exact integration
mjDYN_MUSCLE, // piecewise linear filter with two time constants
mjDYN_DCMOTOR, // DC motor electrical dynamics
mjDYN_USER // user-defined dynamics type
} mjtDyn;
typedef enum mjtGain_ { // type of actuator gain
mjGAIN_FIXED = 0, // fixed gain
mjGAIN_AFFINE, // const + kp*length + kv*velocity
mjGAIN_MUSCLE, // muscle FLV curve computed by mju_muscleGain()
mjGAIN_DCMOTOR, // DC motor gain: K or K/R
mjGAIN_USER // user-defined gain type
} mjtGain;
typedef enum mjtBias_ { // type of actuator bias
mjBIAS_NONE = 0, // no bias
mjBIAS_AFFINE, // const + kp*length + kv*velocity
mjBIAS_MUSCLE, // muscle passive force computed by mju_muscleBias()
mjBIAS_DCMOTOR, // DC motor bias: back-EMF, cogging, LuGre friction
mjBIAS_USER // user-defined bias type
} mjtBias;
typedef enum mjtObj_ { // type of MujoCo object
mjOBJ_UNKNOWN = 0, // unknown object type
mjOBJ_BODY, // body
mjOBJ_XBODY, // body, used to access regular frame instead of i-frame
mjOBJ_JOINT, // joint
mjOBJ_DOF, // dof
mjOBJ_GEOM, // geom
mjOBJ_SITE, // site
mjOBJ_CAMERA, // camera
mjOBJ_LIGHT, // light
mjOBJ_FLEX, // flex
mjOBJ_MESH, // mesh
mjOBJ_SKIN, // skin
mjOBJ_HFIELD, // heightfield
mjOBJ_TEXTURE, // texture
mjOBJ_MATERIAL, // material for rendering
mjOBJ_PAIR, // geom pair to include
mjOBJ_EXCLUDE, // body pair to exclude
mjOBJ_EQUALITY, // equality constraint
mjOBJ_TENDON, // tendon
mjOBJ_ACTUATOR, // actuator
mjOBJ_SENSOR, // sensor
mjOBJ_NUMERIC, // numeric
mjOBJ_TEXT, // text
mjOBJ_TUPLE, // tuple
mjOBJ_KEY, // keyframe
mjOBJ_PLUGIN, // plugin instance
mjNOBJECT, // number of object types
// meta elements, do not appear in mjModel
mjOBJ_FRAME = 100, // frame
mjOBJ_DEFAULT, // default
mjOBJ_MODEL // entire model
} mjtObj;
typedef enum mjtSensor_ { // type of sensor
// common robotic sensors, attached to a site
mjSENS_TOUCH = 0, // scalar contact normal forces summed over sensor zone
mjSENS_ACCELEROMETER, // 3D linear acceleration, in local frame
mjSENS_VELOCIMETER, // 3D linear velocity, in local frame
mjSENS_GYRO, // 3D angular velocity, in local frame
mjSENS_FORCE, // 3D force between site's body and its parent body
mjSENS_TORQUE, // 3D torque between site's body and its parent body
mjSENS_MAGNETOMETER, // 3D magnetometer
mjSENS_RANGEFINDER, // scalar distance to nearest geom along z-axis
mjSENS_CAMPROJECTION, // pixel coordinates of a site in the camera image
// sensors related to scalar joints, tendons, actuators
mjSENS_JOINTPOS, // scalar joint position (hinge and slide only)
mjSENS_JOINTVEL, // scalar joint velocity (hinge and slide only)
mjSENS_TENDONPOS, // scalar tendon position
mjSENS_TENDONVEL, // scalar tendon velocity
mjSENS_ACTUATORPOS, // scalar actuator position
mjSENS_ACTUATORVEL, // scalar actuator velocity
mjSENS_ACTUATORFRC, // scalar actuator force
mjSENS_JOINTACTFRC, // scalar actuator force, measured at the joint
mjSENS_TENDONACTFRC, // scalar actuator force, measured at the tendon
// sensors related to ball joints
mjSENS_BALLQUAT, // 4D ball joint quaternion
mjSENS_BALLANGVEL, // 3D ball joint angular velocity
// joint and tendon limit sensors, in constraint space
mjSENS_JOINTLIMITPOS, // joint limit distance-margin
mjSENS_JOINTLIMITVEL, // joint limit velocity
mjSENS_JOINTLIMITFRC, // joint limit force
mjSENS_TENDONLIMITPOS, // tendon limit distance-margin
mjSENS_TENDONLIMITVEL, // tendon limit velocity
mjSENS_TENDONLIMITFRC, // tendon limit force
// sensors attached to an object with spatial frame: (x)body, geom, site, camera
mjSENS_FRAMEPOS, // 3D position
mjSENS_FRAMEQUAT, // 4D unit quaternion orientation
mjSENS_FRAMEXAXIS, // 3D unit vector: x-axis of object's frame
mjSENS_FRAMEYAXIS, // 3D unit vector: y-axis of object's frame
mjSENS_FRAMEZAXIS, // 3D unit vector: z-axis of object's frame
mjSENS_FRAMELINVEL, // 3D linear velocity
mjSENS_FRAMEANGVEL, // 3D angular velocity
mjSENS_FRAMELINACC, // 3D linear acceleration
mjSENS_FRAMEANGACC, // 3D angular acceleration
// sensors related to kinematic subtrees; attached to a body (which is the subtree root)
mjSENS_SUBTREECOM, // 3D center of mass of subtree
mjSENS_SUBTREELINVEL, // 3D linear velocity of subtree
mjSENS_SUBTREEANGMOM, // 3D angular momentum of subtree
// sensors of geometric relationships
mjSENS_INSIDESITE, // 1 if object is inside a site, 0 otherwise
mjSENS_GEOMDIST, // signed distance between two geoms
mjSENS_GEOMNORMAL, // normal direction between two geoms
mjSENS_GEOMFROMTO, // segment between two geoms
// sensors for reporting contacts which occurred during the simulation
mjSENS_CONTACT, // contacts which occurred during the simulation
// global sensors
mjSENS_E_POTENTIAL, // potential energy
mjSENS_E_KINETIC, // kinetic energy
mjSENS_CLOCK, // simulation time
// sensors related to SDFs
mjSENS_TACTILE, // tactile sensor
// plugin-controlled sensors
mjSENS_PLUGIN, // plugin-controlled
// user-defined sensor
mjSENS_USER // sensor data provided by mjcb_sensor callback
} mjtSensor;
typedef enum mjtStage_ { // computation stage
mjSTAGE_NONE = 0, // no computations
mjSTAGE_POS, // position-dependent computations
mjSTAGE_VEL, // velocity-dependent computations
mjSTAGE_ACC // acceleration/force-dependent computations
} mjtStage;
typedef enum mjtDataType_ { // data type for sensors
mjDATATYPE_REAL = 0, // real values, no constraints
mjDATATYPE_POSITIVE, // positive values; 0 or negative: inactive
mjDATATYPE_AXIS, // 3D unit vector
mjDATATYPE_QUATERNION // unit quaternion
} mjtDataType;
typedef enum mjtConDataField_ { // data fields returned by contact sensors
mjCONDATA_FOUND = 0, // whether a contact was found
mjCONDATA_FORCE, // contact force
mjCONDATA_TORQUE, // contact torque
mjCONDATA_DIST, // contact penetration distance
mjCONDATA_POS, // contact position
mjCONDATA_NORMAL, // contact frame normal
mjCONDATA_TANGENT, // contact frame first tangent
mjNCONDATA // number of contact sensor data fields
} mjtConDataField;
typedef enum mjtRayDataField_ { // data fields returned by rangefinder sensors
mjRAYDATA_DIST = 0, // distance from ray origin to nearest surface
mjRAYDATA_DIR, // normalized ray direction
mjRAYDATA_ORIGIN, // ray origin
mjRAYDATA_POINT, // point at which ray intersects nearest surface
mjRAYDATA_NORMAL, // surface normal at intersection point
mjRAYDATA_DEPTH, // depth along z-axis
mjNRAYDATA // number of rangefinder sensor data fields
} mjtRayDataField;
typedef enum mjtCamOutBit_ { // camera output type bitflags
mjCAMOUT_RGB = 1<<0, // RGB image
mjCAMOUT_DEPTH = 1<<1, // depth image (distance from camera plane)
mjCAMOUT_DIST = 1<<2, // distance image (distance from camera origin)
mjCAMOUT_NORMAL = 1<<3, // normal image
mjCAMOUT_SEG = 1<<4, // segmentation image
mjNCAMOUT = 5 // number of camera output types
} mjtCamOutBit;
typedef enum mjtSameFrame_ { // frame alignment of bodies with their children
mjSAMEFRAME_NONE = 0, // no alignment
mjSAMEFRAME_BODY, // frame is same as body frame
mjSAMEFRAME_INERTIA, // frame is same as inertial frame
mjSAMEFRAME_BODYROT, // frame orientation is same as body orientation
mjSAMEFRAME_INERTIAROT // frame orientation is same as inertia orientation
} mjtSameFrame;
typedef enum mjtSleepPolicy_ { // per-tree sleep policy
mjSLEEP_AUTO = 0, // compiler chooses sleep policy
mjSLEEP_AUTO_NEVER, // compiler sleep policy: never
mjSLEEP_AUTO_ALLOWED, // compiler sleep policy: allowed
mjSLEEP_NEVER, // user sleep policy: never
mjSLEEP_ALLOWED, // user sleep policy: allowed
mjSLEEP_INIT, // user sleep policy: initialized asleep
} mjtSleepPolicy;
typedef enum mjtLRMode_ { // mode for actuator length range computation
mjLRMODE_NONE = 0, // do not process any actuators
mjLRMODE_MUSCLE, // process muscle actuators
mjLRMODE_MUSCLEUSER, // process muscle and user actuators
mjLRMODE_ALL // process all actuators
} mjtLRMode;
typedef enum mjtFlexSelf_ { // mode for flex selfcollide
mjFLEXSELF_NONE = 0, // no self-collisions
mjFLEXSELF_NARROW, // skip midphase, go directly to narrowphase
mjFLEXSELF_BVH, // use BVH in midphase (if midphase enabled)
mjFLEXSELF_SAP, // use SAP in midphase
mjFLEXSELF_AUTO // choose between BVH and SAP automatically
} mjtFlexSelf;
typedef enum mjtSDFType_ { // signed distance function (SDF) type
mjSDFTYPE_SINGLE = 0, // single SDF
mjSDFTYPE_INTERSECTION, // max(A, B)
mjSDFTYPE_MIDSURFACE, // A - B
mjSDFTYPE_COLLISION, // A + B + abs(max(A, B))
} mjtSDFType;
//---------------------------------- mjLROpt -------------------------------------------------------
include/mujoco/mjplugin.h
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@@ -18,7 +18,7 @@
#include <mujoco/mjdata.h>
#include <mujoco/mjmodel.h>
#include <mujoco/mjspec.h>
#include <mujoco/mjtnum.h>
#include <mujoco/mjtype.h>
#include <mujoco/mjvisualize.h>
include/mujoco/mjspec.h
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@@ -17,7 +17,7 @@
#include <stddef.h>
#include <mujoco/mjmodel.h>
#include <mujoco/mjtnum.h>
#include <mujoco/mjtype.h>
// this is a C-API
include/mujoco/mjtnum.h
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@@ -1,46 +0,0 @@
// Copyright 2021 DeepMind Technologies Limited
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef MUJOCO_INCLUDE_MJTNUM_H_
#define MUJOCO_INCLUDE_MJTNUM_H_
#include <stdint.h>
//---------------------------------- floating-point definition -------------------------------------
// floating point data type and minval
#ifndef mjUSESINGLE
typedef double mjtNum;
#define mjMINVAL 1E-15 // minimum value in any denominator
#else
typedef float mjtNum;
#define mjMINVAL 1E-15f
#endif
//---------------------------------- byte definition -----------------------------------------------
typedef unsigned char mjtByte; // used for true/false
//---------------------------------- size definition -----------------------------------------------
typedef int64_t mjtSize; // used for buffer sizes
#endif // MUJOCO_INCLUDE_MJTNUM_H_
include/mujoco/mjtype.h
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@@ -0,0 +1,574 @@
// Copyright 2021 DeepMind Technologies Limited
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef MUJOCO_INCLUDE_MJTYPE_H_
#define MUJOCO_INCLUDE_MJTYPE_H_
#include <stdint.h>
//---------------------------------- floating-point definition -------------------------------------
// floating point data type and minval
#ifndef mjUSESINGLE
typedef double mjtNum;
#define mjMINVAL 1E-15 // minimum value in any denominator
#else
typedef float mjtNum;
#define mjMINVAL 1E-15f
#endif
//---------------------------------- byte definition -----------------------------------------------
typedef unsigned char mjtByte; // used for true/false
//---------------------------------- size definition -----------------------------------------------
typedef int64_t mjtSize; // used for buffer sizes
//---------------------------------- enum types (mjModel) ------------------------------------------
typedef enum mjtDisableBit_ { // disable default feature bitflags
mjDSBL_CONSTRAINT = 1<<0, // entire constraint solver
mjDSBL_EQUALITY = 1<<1, // equality constraints
mjDSBL_FRICTIONLOSS = 1<<2, // joint and tendon frictionloss constraints
mjDSBL_LIMIT = 1<<3, // joint and tendon limit constraints
mjDSBL_CONTACT = 1<<4, // contact constraints
mjDSBL_SPRING = 1<<5, // passive spring forces
mjDSBL_DAMPER = 1<<6, // passive damping forces
mjDSBL_GRAVITY = 1<<7, // gravitational forces
mjDSBL_CLAMPCTRL = 1<<8, // clamp control to specified range
mjDSBL_WARMSTART = 1<<9, // warmstart constraint solver
mjDSBL_FILTERPARENT = 1<<10, // remove collisions with parent body
mjDSBL_ACTUATION = 1<<11, // apply actuation forces
mjDSBL_REFSAFE = 1<<12, // integrator safety: make ref[0]>=2*timestep
mjDSBL_SENSOR = 1<<13, // sensors
mjDSBL_MIDPHASE = 1<<14, // mid-phase collision filtering
mjDSBL_EULERDAMP = 1<<15, // implicit integration of joint damping in Euler integrator
mjDSBL_AUTORESET = 1<<16, // automatic reset when numerical issues are detected
mjDSBL_NATIVECCD = 1<<17, // native convex collision detection
mjDSBL_ISLAND = 1<<18, // constraint island discovery
mjDSBL_MULTICCD = 1<<19, // multiple CCD contact points
mjNDISABLE = 20 // number of disable flags
} mjtDisableBit;
typedef enum mjtEnableBit_ { // enable optional feature bitflags
mjENBL_OVERRIDE = 1<<0, // override contact parameters
mjENBL_ENERGY = 1<<1, // energy computation
mjENBL_FWDINV = 1<<2, // record solver statistics
mjENBL_INVDISCRETE = 1<<3, // discrete-time inverse dynamics
mjENBL_SLEEP = 1<<4, // sleeping
mjENBL_DIAGEXACT = 1<<5, // exact diagonal of constraint inertia
mjNENABLE = 6 // number of enable flags
} mjtEnableBit;
typedef enum mjtJoint_ { // type of degree of freedom
mjJNT_FREE = 0, // global position and orientation (quat) (7)
mjJNT_BALL, // orientation (quat) relative to parent (4)
mjJNT_SLIDE, // sliding distance along body-fixed axis (1)
mjJNT_HINGE // rotation angle (rad) around body-fixed axis (1)
} mjtJoint;
typedef enum mjtGeom_ { // type of geometric shape
// regular geom types
mjGEOM_PLANE = 0, // plane
mjGEOM_HFIELD, // height field
mjGEOM_SPHERE, // sphere
mjGEOM_CAPSULE, // capsule
mjGEOM_ELLIPSOID, // ellipsoid
mjGEOM_CYLINDER, // cylinder
mjGEOM_BOX, // box
mjGEOM_MESH, // mesh
mjGEOM_SDF, // signed distance field
mjNGEOMTYPES, // number of regular geom types
// rendering-only geom types: not used in mjModel, not counted in mjNGEOMTYPES
mjGEOM_ARROW = 100, // arrow
mjGEOM_ARROW1, // arrow without wedges
mjGEOM_ARROW2, // arrow in both directions
mjGEOM_LINE, // line
mjGEOM_LINEBOX, // box with line edges
mjGEOM_FLEX, // flex
mjGEOM_SKIN, // skin
mjGEOM_LABEL, // text label
mjGEOM_TRIANGLE, // triangle
mjGEOM_NONE = 1001 // missing geom type
} mjtGeom;
typedef enum mjtProjection_ { // type of camera projection
mjPROJ_PERSPECTIVE = 0, // perspective
mjPROJ_ORTHOGRAPHIC // orthographic
} mjtProjection;
typedef enum mjtCamLight_ { // tracking mode for camera and light
mjCAMLIGHT_FIXED = 0, // pos and rot fixed in body
mjCAMLIGHT_TRACK, // pos tracks body, rot fixed in global
mjCAMLIGHT_TRACKCOM, // pos tracks subtree com, rot fixed in body
mjCAMLIGHT_TARGETBODY, // pos fixed in body, rot tracks target body
mjCAMLIGHT_TARGETBODYCOM // pos fixed in body, rot tracks target subtree com
} mjtCamLight;
typedef enum mjtLightType_ { // type of light
mjLIGHT_SPOT = 0, // spot
mjLIGHT_DIRECTIONAL, // directional
mjLIGHT_POINT, // point
mjLIGHT_IMAGE, // image-based
} mjtLightType;
typedef enum mjtTexture_ { // type of texture
mjTEXTURE_2D = 0, // 2d texture, suitable for planes and hfields
mjTEXTURE_CUBE, // cube texture, suitable for all other geom types
mjTEXTURE_SKYBOX // cube texture used as skybox
} mjtTexture;
typedef enum mjtTextureRole_ { // role of texture map in rendering
mjTEXROLE_USER = 0, // unspecified
mjTEXROLE_RGB, // base color (albedo)
mjTEXROLE_OCCLUSION, // ambient occlusion
mjTEXROLE_ROUGHNESS, // roughness
mjTEXROLE_METALLIC, // metallic
mjTEXROLE_NORMAL, // normal (bump) map
mjTEXROLE_OPACITY, // opacity
mjTEXROLE_EMISSIVE, // light emission
mjTEXROLE_RGBA, // base color, opacity
mjTEXROLE_ORM, // occlusion, roughness, metallic
mjNTEXROLE
} mjtTextureRole;
typedef enum mjtColorSpace_ { // type of color space encoding
mjCOLORSPACE_AUTO = 0, // attempts to autodetect color space, defaults to linear
mjCOLORSPACE_LINEAR, // linear color space
mjCOLORSPACE_SRGB // standard RGB color space
} mjtColorSpace;
typedef enum mjtIntegrator_ { // integrator mode
mjINT_EULER = 0, // semi-implicit Euler
mjINT_RK4, // 4th-order Runge Kutta
mjINT_IMPLICIT, // implicit in velocity
mjINT_IMPLICITFAST // implicit in velocity, no rne derivative
} mjtIntegrator;
typedef enum mjtCone_ { // type of friction cone
mjCONE_PYRAMIDAL = 0, // pyramidal
mjCONE_ELLIPTIC // elliptic
} mjtCone;
typedef enum mjtJacobian_ { // type of constraint Jacobian
mjJAC_DENSE = 0, // dense
mjJAC_SPARSE, // sparse
mjJAC_AUTO // dense if nv<60, sparse otherwise
} mjtJacobian;
typedef enum mjtSolver_ { // constraint solver algorithm
mjSOL_PGS = 0, // PGS (dual)
mjSOL_CG, // CG (primal)
mjSOL_NEWTON // Newton (primal)
} mjtSolver;
typedef enum mjtEq_ { // type of equality constraint
mjEQ_CONNECT = 0, // connect two bodies at a point (ball joint)
mjEQ_WELD, // fix relative position and orientation of two bodies
mjEQ_JOINT, // couple the values of two scalar joints with cubic
mjEQ_TENDON, // couple the lengths of two tendons with cubic
mjEQ_FLEX, // fix all edge lengths of a flex
mjEQ_FLEXVERT, // fix all vertex lengths of a flex
mjEQ_FLEXSTRAIN, // constrain strain of a trilinear/quadratic flex (B-bar)
mjEQ_DISTANCE // unsupported, will cause an error if used
} mjtEq;
typedef enum mjtWrap_ { // type of tendon wrap object
mjWRAP_NONE = 0, // null object
mjWRAP_JOINT, // constant moment arm
mjWRAP_PULLEY, // pulley used to split tendon
mjWRAP_SITE, // pass through site
mjWRAP_SPHERE, // wrap around sphere
mjWRAP_CYLINDER // wrap around (infinite) cylinder
} mjtWrap;
typedef enum mjtTrn_ { // type of actuator transmission
mjTRN_JOINT = 0, // force on joint
mjTRN_JOINTINPARENT, // force on joint, expressed in parent frame
mjTRN_SLIDERCRANK, // force via slider-crank linkage
mjTRN_TENDON, // force on tendon
mjTRN_SITE, // force on site
mjTRN_BODY, // adhesion force on a body's geoms
mjTRN_UNDEFINED = 1000 // undefined transmission type
} mjtTrn;
typedef enum mjtDyn_ { // type of actuator dynamics
mjDYN_NONE = 0, // no internal dynamics; ctrl specifies force
mjDYN_INTEGRATOR, // integrator: da/dt = u
mjDYN_FILTER, // linear filter: da/dt = (u-a) / tau
mjDYN_FILTEREXACT, // linear filter: da/dt = (u-a) / tau, with exact integration
mjDYN_MUSCLE, // piecewise linear filter with two time constants
mjDYN_DCMOTOR, // DC motor electrical dynamics
mjDYN_USER // user-defined dynamics type
} mjtDyn;
typedef enum mjtGain_ { // type of actuator gain
mjGAIN_FIXED = 0, // fixed gain
mjGAIN_AFFINE, // const + kp*length + kv*velocity
mjGAIN_MUSCLE, // muscle FLV curve computed by mju_muscleGain()
mjGAIN_DCMOTOR, // DC motor gain: K or K/R
mjGAIN_USER // user-defined gain type
} mjtGain;
typedef enum mjtBias_ { // type of actuator bias
mjBIAS_NONE = 0, // no bias
mjBIAS_AFFINE, // const + kp*length + kv*velocity
mjBIAS_MUSCLE, // muscle passive force computed by mju_muscleBias()
mjBIAS_DCMOTOR, // DC motor bias: back-EMF, cogging, LuGre friction
mjBIAS_USER // user-defined bias type
} mjtBias;
typedef enum mjtObj_ { // type of MujoCo object
mjOBJ_UNKNOWN = 0, // unknown object type
mjOBJ_BODY, // body
mjOBJ_XBODY, // body, used to access regular frame instead of i-frame
mjOBJ_JOINT, // joint
mjOBJ_DOF, // dof
mjOBJ_GEOM, // geom
mjOBJ_SITE, // site
mjOBJ_CAMERA, // camera
mjOBJ_LIGHT, // light
mjOBJ_FLEX, // flex
mjOBJ_MESH, // mesh
mjOBJ_SKIN, // skin
mjOBJ_HFIELD, // heightfield
mjOBJ_TEXTURE, // texture
mjOBJ_MATERIAL, // material for rendering
mjOBJ_PAIR, // geom pair to include
mjOBJ_EXCLUDE, // body pair to exclude
mjOBJ_EQUALITY, // equality constraint
mjOBJ_TENDON, // tendon
mjOBJ_ACTUATOR, // actuator
mjOBJ_SENSOR, // sensor
mjOBJ_NUMERIC, // numeric
mjOBJ_TEXT, // text
mjOBJ_TUPLE, // tuple
mjOBJ_KEY, // keyframe
mjOBJ_PLUGIN, // plugin instance
mjNOBJECT, // number of object types
// meta elements, do not appear in mjModel
mjOBJ_FRAME = 100, // frame
mjOBJ_DEFAULT, // default
mjOBJ_MODEL // entire model
} mjtObj;
typedef enum mjtSensor_ { // type of sensor
// common robotic sensors, attached to a site
mjSENS_TOUCH = 0, // scalar contact normal forces summed over sensor zone
mjSENS_ACCELEROMETER, // 3D linear acceleration, in local frame
mjSENS_VELOCIMETER, // 3D linear velocity, in local frame
mjSENS_GYRO, // 3D angular velocity, in local frame
mjSENS_FORCE, // 3D force between site's body and its parent body
mjSENS_TORQUE, // 3D torque between site's body and its parent body
mjSENS_MAGNETOMETER, // 3D magnetometer
mjSENS_RANGEFINDER, // scalar distance to nearest geom along z-axis
mjSENS_CAMPROJECTION, // pixel coordinates of a site in the camera image
// sensors related to scalar joints, tendons, actuators
mjSENS_JOINTPOS, // scalar joint position (hinge and slide only)
mjSENS_JOINTVEL, // scalar joint velocity (hinge and slide only)
mjSENS_TENDONPOS, // scalar tendon position
mjSENS_TENDONVEL, // scalar tendon velocity
mjSENS_ACTUATORPOS, // scalar actuator position
mjSENS_ACTUATORVEL, // scalar actuator velocity
mjSENS_ACTUATORFRC, // scalar actuator force
mjSENS_JOINTACTFRC, // scalar actuator force, measured at the joint
mjSENS_TENDONACTFRC, // scalar actuator force, measured at the tendon
// sensors related to ball joints
mjSENS_BALLQUAT, // 4D ball joint quaternion
mjSENS_BALLANGVEL, // 3D ball joint angular velocity
// joint and tendon limit sensors, in constraint space
mjSENS_JOINTLIMITPOS, // joint limit distance-margin
mjSENS_JOINTLIMITVEL, // joint limit velocity
mjSENS_JOINTLIMITFRC, // joint limit force
mjSENS_TENDONLIMITPOS, // tendon limit distance-margin
mjSENS_TENDONLIMITVEL, // tendon limit velocity
mjSENS_TENDONLIMITFRC, // tendon limit force
// sensors attached to an object with spatial frame: (x)body, geom, site, camera
mjSENS_FRAMEPOS, // 3D position
mjSENS_FRAMEQUAT, // 4D unit quaternion orientation
mjSENS_FRAMEXAXIS, // 3D unit vector: x-axis of object's frame
mjSENS_FRAMEYAXIS, // 3D unit vector: y-axis of object's frame
mjSENS_FRAMEZAXIS, // 3D unit vector: z-axis of object's frame
mjSENS_FRAMELINVEL, // 3D linear velocity
mjSENS_FRAMEANGVEL, // 3D angular velocity
mjSENS_FRAMELINACC, // 3D linear acceleration
mjSENS_FRAMEANGACC, // 3D angular acceleration
// sensors related to kinematic subtrees; attached to a body (which is the subtree root)
mjSENS_SUBTREECOM, // 3D center of mass of subtree
mjSENS_SUBTREELINVEL, // 3D linear velocity of subtree
mjSENS_SUBTREEANGMOM, // 3D angular momentum of subtree
// sensors of geometric relationships
mjSENS_INSIDESITE, // 1 if object is inside a site, 0 otherwise
mjSENS_GEOMDIST, // signed distance between two geoms
mjSENS_GEOMNORMAL, // normal direction between two geoms
mjSENS_GEOMFROMTO, // segment between two geoms
// sensors for reporting contacts which occurred during the simulation
mjSENS_CONTACT, // contacts which occurred during the simulation
// global sensors
mjSENS_E_POTENTIAL, // potential energy
mjSENS_E_KINETIC, // kinetic energy
mjSENS_CLOCK, // simulation time
// sensors related to SDFs
mjSENS_TACTILE, // tactile sensor
// plugin-controlled sensors
mjSENS_PLUGIN, // plugin-controlled
// user-defined sensor
mjSENS_USER // sensor data provided by mjcb_sensor callback
} mjtSensor;
typedef enum mjtStage_ { // computation stage
mjSTAGE_NONE = 0, // no computations
mjSTAGE_POS, // position-dependent computations
mjSTAGE_VEL, // velocity-dependent computations
mjSTAGE_ACC // acceleration/force-dependent computations
} mjtStage;
typedef enum mjtDataType_ { // data type for sensors
mjDATATYPE_REAL = 0, // real values, no constraints
mjDATATYPE_POSITIVE, // positive values; 0 or negative: inactive
mjDATATYPE_AXIS, // 3D unit vector
mjDATATYPE_QUATERNION // unit quaternion
} mjtDataType;
typedef enum mjtConDataField_ { // data fields returned by contact sensors
mjCONDATA_FOUND = 0, // whether a contact was found
mjCONDATA_FORCE, // contact force
mjCONDATA_TORQUE, // contact torque
mjCONDATA_DIST, // contact penetration distance
mjCONDATA_POS, // contact position
mjCONDATA_NORMAL, // contact frame normal
mjCONDATA_TANGENT, // contact frame first tangent
mjNCONDATA // number of contact sensor data fields
} mjtConDataField;
typedef enum mjtRayDataField_ { // data fields returned by rangefinder sensors
mjRAYDATA_DIST = 0, // distance from ray origin to nearest surface
mjRAYDATA_DIR, // normalized ray direction
mjRAYDATA_ORIGIN, // ray origin
mjRAYDATA_POINT, // point at which ray intersects nearest surface
mjRAYDATA_NORMAL, // surface normal at intersection point
mjRAYDATA_DEPTH, // depth along z-axis
mjNRAYDATA // number of rangefinder sensor data fields
} mjtRayDataField;
typedef enum mjtCamOutBit_ { // camera output type bitflags
mjCAMOUT_RGB = 1<<0, // RGB image
mjCAMOUT_DEPTH = 1<<1, // depth image (distance from camera plane)
mjCAMOUT_DIST = 1<<2, // distance image (distance from camera origin)
mjCAMOUT_NORMAL = 1<<3, // normal image
mjCAMOUT_SEG = 1<<4, // segmentation image
mjNCAMOUT = 5 // number of camera output types
} mjtCamOutBit;
typedef enum mjtSameFrame_ { // frame alignment of bodies with their children
mjSAMEFRAME_NONE = 0, // no alignment
mjSAMEFRAME_BODY, // frame is same as body frame
mjSAMEFRAME_INERTIA, // frame is same as inertial frame
mjSAMEFRAME_BODYROT, // frame orientation is same as body orientation
mjSAMEFRAME_INERTIAROT // frame orientation is same as inertia orientation
} mjtSameFrame;
typedef enum mjtSleepPolicy_ { // per-tree sleep policy
mjSLEEP_AUTO = 0, // compiler chooses sleep policy
mjSLEEP_AUTO_NEVER, // compiler sleep policy: never
mjSLEEP_AUTO_ALLOWED, // compiler sleep policy: allowed
mjSLEEP_NEVER, // user sleep policy: never
mjSLEEP_ALLOWED, // user sleep policy: allowed
mjSLEEP_INIT, // user sleep policy: initialized asleep
} mjtSleepPolicy;
typedef enum mjtLRMode_ { // mode for actuator length range computation
mjLRMODE_NONE = 0, // do not process any actuators
mjLRMODE_MUSCLE, // process muscle actuators
mjLRMODE_MUSCLEUSER, // process muscle and user actuators
mjLRMODE_ALL // process all actuators
} mjtLRMode;
typedef enum mjtFlexSelf_ { // mode for flex selfcollide
mjFLEXSELF_NONE = 0, // no self-collisions
mjFLEXSELF_NARROW, // skip midphase, go directly to narrowphase
mjFLEXSELF_BVH, // use BVH in midphase (if midphase enabled)
mjFLEXSELF_SAP, // use SAP in midphase
mjFLEXSELF_AUTO // choose between BVH and SAP automatically
} mjtFlexSelf;
typedef enum mjtSDFType_ { // signed distance function (SDF) type
mjSDFTYPE_SINGLE = 0, // single SDF
mjSDFTYPE_INTERSECTION, // max(A, B)
mjSDFTYPE_MIDSURFACE, // A - B
mjSDFTYPE_COLLISION, // A + B + abs(max(A, B))
} mjtSDFType;
//---------------------------------- enum types (mjData) -------------------------------------------
typedef enum mjtState_ { // state elements
mjSTATE_TIME = 1<<0, // time
mjSTATE_QPOS = 1<<1, // position
mjSTATE_QVEL = 1<<2, // velocity
mjSTATE_ACT = 1<<3, // actuator activation
mjSTATE_HISTORY = 1<<4, // history buffers (control, sensor)
mjSTATE_WARMSTART = 1<<5, // acceleration used for warmstart
mjSTATE_CTRL = 1<<6, // control
mjSTATE_QFRC_APPLIED = 1<<7, // applied generalized force
mjSTATE_XFRC_APPLIED = 1<<8, // applied Cartesian force/torque
mjSTATE_EQ_ACTIVE = 1<<9, // enable/disable constraints
mjSTATE_MOCAP_POS = 1<<10, // positions of mocap bodies
mjSTATE_MOCAP_QUAT = 1<<11, // orientations of mocap bodies
mjSTATE_USERDATA = 1<<12, // user data
mjSTATE_PLUGIN = 1<<13, // plugin state
mjNSTATE = 14, // number of state elements
// convenience values for commonly used state specifications
mjSTATE_PHYSICS = mjSTATE_QPOS | mjSTATE_QVEL | mjSTATE_ACT | mjSTATE_HISTORY,
mjSTATE_FULLPHYSICS = mjSTATE_TIME | mjSTATE_PHYSICS | mjSTATE_PLUGIN,
mjSTATE_USER = mjSTATE_CTRL | mjSTATE_QFRC_APPLIED | mjSTATE_XFRC_APPLIED |
mjSTATE_EQ_ACTIVE | mjSTATE_MOCAP_POS | mjSTATE_MOCAP_QUAT |
mjSTATE_USERDATA,
mjSTATE_INTEGRATION = mjSTATE_FULLPHYSICS | mjSTATE_USER | mjSTATE_WARMSTART
} mjtState;
typedef enum mjtConstraint_ { // type of constraint
mjCNSTR_EQUALITY = 0, // equality constraint
mjCNSTR_FRICTION_DOF, // dof friction
mjCNSTR_FRICTION_TENDON, // tendon friction
mjCNSTR_LIMIT_JOINT, // joint limit
mjCNSTR_LIMIT_TENDON, // tendon limit
mjCNSTR_CONTACT_FRICTIONLESS, // frictionless contact
mjCNSTR_CONTACT_PYRAMIDAL, // frictional contact, pyramidal friction cone
mjCNSTR_CONTACT_ELLIPTIC // frictional contact, elliptic friction cone
} mjtConstraint;
typedef enum mjtConstraintState_ { // constraint state
mjCNSTRSTATE_SATISFIED = 0, // constraint satisfied, zero cost (limit, contact)
mjCNSTRSTATE_QUADRATIC, // quadratic cost (equality, friction, limit, contact)
mjCNSTRSTATE_LINEARNEG, // linear cost, negative side (friction)
mjCNSTRSTATE_LINEARPOS, // linear cost, positive side (friction)
mjCNSTRSTATE_CONE // squared distance to cone cost (elliptic contact)
} mjtConstraintState;
typedef enum mjtWarning_ { // warning types
mjWARN_INERTIA = 0, // (near) singular inertia matrix
mjWARN_CONTACTFULL, // too many contacts in contact list
mjWARN_CNSTRFULL, // too many constraints
mjWARN_BADQPOS, // bad number in qpos
mjWARN_BADQVEL, // bad number in qvel
mjWARN_BADQACC, // bad number in qacc
mjWARN_BADCTRL, // bad number in ctrl
mjNWARNING // number of warnings
} mjtWarning;
typedef enum mjtTimer_ { // internal timers
// main api
mjTIMER_STEP = 0, // step
mjTIMER_FORWARD, // forward
mjTIMER_INVERSE, // inverse
// breakdown of step/forward
mjTIMER_POSITION, // fwdPosition
mjTIMER_VELOCITY, // fwdVelocity
mjTIMER_ACTUATION, // fwdActuation
mjTIMER_CONSTRAINT, // fwdConstraint
mjTIMER_ADVANCE, // mj_Euler, mj_implicit
// breakdown of fwdPosition
mjTIMER_POS_KINEMATICS, // kinematics, com, tendon, transmission
mjTIMER_POS_INERTIA, // inertia computations
mjTIMER_POS_COLLISION, // collision detection
mjTIMER_POS_MAKE, // make constraints
mjTIMER_POS_PROJECT, // project constraints
// breakdown of mj_collision
mjTIMER_COL_BROAD, // broadphase
mjTIMER_COL_NARROW, // narrowphase
mjNTIMER // number of timers
} mjtTimer;
typedef enum mjtSleepState_ { // sleep state of an object
mjS_STATIC = -1, // object is static
mjS_ASLEEP = 0, // object is asleep
mjS_AWAKE = 1 // object is awake
} mjtSleepState;
#endif // MUJOCO_INCLUDE_MJTYPE_H_
include/mujoco/mjvisualize.h
+1 -1
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@@ -17,7 +17,7 @@
#include <mujoco/mjdata.h>
#include <mujoco/mjmodel.h>
#include <mujoco/mjtnum.h>
#include <mujoco/mjtype.h>
#define mjNGROUP 6 // number of geom, site, joint, skin groups with visflags
include/mujoco/mujoco.h
+1 -1
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@@ -32,7 +32,7 @@
#include <mujoco/mjsan.h>
#include <mujoco/mjspec.h>
#include <mujoco/mjthread.h>
#include <mujoco/mjtnum.h>
#include <mujoco/mjtype.h>
#include <mujoco/mjui.h>
#include <mujoco/mjvisualize.h>