/usr/share/pyshared/pyassimp/structs.py is in python-pyassimp 2.0.863+dfsg-2.
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from ctypes import POINTER, c_int, c_uint, c_char, c_float, Structure, c_char_p, c_double, c_ubyte
class Matrix3x3(Structure):
"""
See 'aiMatrix3x3.h' for details.
"""
_fields_ = [
("a1", c_float),("a2", c_float),("a3", c_float),
("b1", c_float),("b2", c_float),("b3", c_float),
("c1", c_float),("c2", c_float),("c3", c_float),
]
class Matrix4x4(Structure):
"""
See 'aiMatrix4x4.h' for details.
"""
_fields_ = [
("a1", c_float),("a2", c_float),("a3", c_float),("a4", c_float),
("b1", c_float),("b2", c_float),("b3", c_float),("b4", c_float),
("c1", c_float),("c2", c_float),("c3", c_float),("c4", c_float),
("d1", c_float),("d2", c_float),("d3", c_float),("d4", c_float),
]
class Face(Structure):
"""
See 'aiMesh.h' for details.
"""
_fields_ = [
# Number of indices defining this face. 3 for a triangle, >3 for polygon
("mNumIndices", c_uint),
# Pointer to the indices array. Size of the array is given in numIndices.
("mIndices", POINTER(c_uint)),
]
class VertexWeight(Structure):
"""
See 'aiMesh.h' for details.
"""
_fields_ = [
# Index of the vertex which is influenced by the bone.
("mVertexId", c_uint),
# The strength of the influence in the range (0...1).
# The influence from all bones at one vertex amounts to 1.
("mWeight", c_float),
]
class Quaternion(Structure):
"""
See 'aiQuaternion.h' for details.
"""
_fields_ = [
# w,x,y,z components of the quaternion
("w", c_float),("x", c_float),("y", c_float),("z", c_float),
]
class Texel(Structure):
"""
See 'aiTexture.h' for details.
"""
_fields_ = [
("b", c_ubyte),("g", c_ubyte),("r", c_ubyte),("a", c_ubyte),
]
class Plane(Structure):
"""
See 'aiTypes.h' for details.
"""
_fields_ = [
# Plane equation
("a", c_float),("b", c_float),("c", c_float),("d", c_float),
]
class Color3D(Structure):
"""
See 'aiTypes.h' for details.
"""
_fields_ = [
# Red, green and blue color values
("r", c_float),("g", c_float),("b", c_float),
]
class Color4D(Structure):
"""
See 'aiTypes.h' for details.
"""
_fields_ = [
# Red, green, blue and alpha color values
("r", c_float),("g", c_float),("b", c_float),("a", c_float),
]
class String(Structure):
"""
See 'aiTypes.h' for details.
"""
MAXLEN = 1024
_fields_ = [
# Length of the string excluding the terminal 0
("length", c_uint),
# String buffer. Size limit is MAXLEN
("data", c_char*MAXLEN),
]
class MemoryInfo(Structure):
"""
See 'aiTypes.h' for details.
"""
_fields_ = [
# Storage allocated for texture data, in bytes
("textures", c_uint),
# Storage allocated for material data, in bytes
("materials", c_uint),
# Storage allocated for mesh data, in bytes
("meshes", c_uint),
# Storage allocated for node data, in bytes
("nodes", c_uint),
# Storage allocated for animation data, in bytes
("animations", c_uint),
# Storage allocated for camera data, in bytes
("cameras", c_uint),
# Storage allocated for light data, in bytes
("lights", c_uint),
# Storage allocated for the full import, in bytes
("total", c_uint),
]
class Vector2D(Structure):
"""
See 'aiVector2D.h' for details.
"""
_fields_ = [
("x", c_float),("y", c_float),
]
class Vector3D(Structure):
"""
See 'aiVector3D.h' for details.
"""
_fields_ = [
("x", c_float),("y", c_float),("z", c_float),
]
class Node(Structure):
"""
See 'aiScene.h' for details.
"""
Node._fields_ = [
#The name of the node.
# #The name might be empty (length of zero) but all nodes which
#need to be accessed afterwards by bones or anims are usually named.
#Multiple nodes may have the same name, but nodes which are accessed
#by bones (see #aiBone and #aiMesh::mBones) *must* be unique.
#
#Cameras and lights are assigned to a specific node name - if there
#are multiple nodes with this name, they're assigned to each of them.
#<br>
#There are no limitations regarding the characters contained in
#this text. You should be able to handle stuff like whitespace, tabs,
#linefeeds, quotation marks, ampersands, ... .
#
("mName", String),
#The transformation relative to the node's parent.#
("mTransformation", Matrix4x4),
#Parent node. NULL if this node is the root node.#
("mParent", POINTER(Node)),
#The number of child nodes of this node.#
("mNumChildren", c_uint),
#The child nodes of this node. NULL if mNumChildren is 0.#
("mChildren", POINTER(POINTER(Node))),
#The number of meshes of this node.#
("mNumMeshes", c_uint),
#The meshes of this node. Each entry is an index into the mesh#
("mMeshes", POINTER(c_uint)),
]
class VectorKey(Structure):
"""
See 'aiAnim.h' for details.
"""
_fields_ = [
# The time of this key
("mTime", c_double),
# The value of this key
("mValue", Vector3D),
]
class QuatKey(Structure):
"""
See 'aiAnim.h' for details.
"""
_fields_ = [
# The time of this key
("mTime", c_double),
# The value of this key
("mValue", Quaternion),
]
class NodeAnim(Structure):
"""
See 'aiAnim.h' for details.
"""
_fields_ = [
#The name of the node affected by this animation. The node
# must exist and it must be unique.
#
("mNodeName", String),
#The number of position keys#
("mNumPositionKeys", c_uint),
#The position keys of this animation channel. Positions are
#specified as 3D vector. The array is mNumPositionKeys in size.
# #If there are position keys, there will also be at least one
#scaling and one rotation key.
#
("mPositionKeys", POINTER(VectorKey)),
#The number of rotation keys#
("mNumRotationKeys", c_uint),
#The rotation keys of this animation channel. Rotations are
# given as quaternions, which are 4D vectors. The array is
# mNumRotationKeys in size.
# #If there are rotation keys, there will also be at least one
#scaling and one position key.
#
("mRotationKeys", POINTER(QuatKey)),
#The number of scaling keys#
("mNumScalingKeys", c_uint),
#The scaling keys of this animation channel. Scalings are
# specified as 3D vector. The array is mNumScalingKeys in size.
# #If there are scaling keys, there will also be at least one
#position and one rotation key.
#
("mScalingKeys", POINTER(VectorKey)),
#Defines how the animation behaves before the first
# key is encountered.
# # The default value is aiAnimBehaviour_DEFAULT (the original
# transformation matrix of the affected node is used).
#
("mPreState", c_uint),
#Defines how the animation behaves after the last
# key was processed.
# # The default value is aiAnimBehaviour_DEFAULT (the original
# transformation matrix of the affected node is taken).
#
("mPostState", c_uint),
]
class Animation(Structure):
"""
See 'aiAnim.h' for details.
"""
_fields_ = [
#The name of the animation. If the modeling package this data was
# exported from does support only a single animation channel, this
# name is usually empty (length is zero).
#
("mName", String),
#Duration of the animation in ticks.
#
("mDuration", c_double),
#Ticks per second. 0 if not specified in the imported file
#
("mTicksPerSecond", c_double),
#The number of bone animation channels. Each channel affects
# a single node.
#
("mNumChannels", c_uint),
#The node animation channels. Each channel affects a single node.
# The array is mNumChannels in size.
#
("mChannels", POINTER(POINTER(NodeAnim))),
]
class Camera(Structure):
"""
See 'aiCamera.h' for details.
"""
_fields_ = [
#The name of the camera.
# # There must be a node in the scenegraph with the same name.
# This node specifies the position of the camera in the scene
# hierarchy and can be animated.
#
("mName", String),
#Position of the camera relative to the coordinate space
# defined by the corresponding node.
# # The default value is 0|0|0.
#
("mPosition", Vector3D),
#'Up' - vector of the camera coordinate system relative to
# the coordinate space defined by the corresponding node.
# # The 'right' vector of the camera coordinate system is
# the cross product of the up and lookAt vectors.
# The default value is 0|1|0. The vector
# may be normalized, but it needn't.
#
("mUp", Vector3D),
#'LookAt' - vector of the camera coordinate system relative to
# the coordinate space defined by the corresponding node.
# # This is the viewing direction of the user.
# The default value is 0|0|1. The vector
# may be normalized, but it needn't.
#
("mLookAt", Vector3D),
#Half horizontal field of view angle, in radians.
# # The field of view angle is the angle between the center
# line of the screen and the left or right border.
# The default value is 1/4PI.
#
("mHorizontalFOV", c_float),
#Distance of the near clipping plane from the camera.
# #The value may not be 0.f (for arithmetic reasons to prevent
#a division through zero). The default value is 0.1f.
#
("mClipPlaneNear", c_float),
#Distance of the far clipping plane from the camera.
# #The far clipping plane must, of course, be farer away than the
#near clipping plane. The default value is 1000.f. The ratio
#between the near and the far plane should not be too
#large (between 1000-10000 should be ok) to avoid floating-point
#inaccuracies which could lead to z-fighting.
#
("mClipPlaneFar", c_float),
#Screen aspect ratio.
# #This is the ration between the width and the height of the
#screen. Typical values are 4/3, 1/2 or 1/1. This value is
#0 if the aspect ratio is not defined in the source file.
#0 is also the default value.
#
("mAspect", c_float),
]
class Light(Structure):
"""
See 'aiLight.h' for details.
"""
_fields_ = [
#The name of the light source.
# # There must be a node in the scenegraph with the same name.
# This node specifies the position of the light in the scene
# hierarchy and can be animated.
#
("mName", String),
#The type of the light source.
# #aiLightSource_UNDEFINED is not a valid value for this member.
#
("mType", c_uint),
#Position of the light source in space. Relative to the
# transformation of the node corresponding to the light.
# # The position is undefined for directional lights.
#
("mPosition", Vector3D),
#Direction of the light source in space. Relative to the
# transformation of the node corresponding to the light.
# # The direction is undefined for point lights. The vector
# may be normalized, but it needn't.
#
("mDirection", Vector3D),
#Constant light attenuation factor.
# # The intensity of the light source at a given distance 'd' from
# the light's position is
# @code
# Atten = 1/( att0 + att1#d + att2#d*d)
# @endcode
# This member corresponds to the att0 variable in the equation.
# Naturally undefined for directional lights.
#
("mAttenuationConstant", c_float),
#Linear light attenuation factor.
# # The intensity of the light source at a given distance 'd' from
# the light's position is
# @code
# Atten = 1/( att0 + att1#d + att2#d*d)
# @endcode
# This member corresponds to the att1 variable in the equation.
# Naturally undefined for directional lights.
#
("mAttenuationLinear", c_float),
#Quadratic light attenuation factor.
#
# The intensity of the light source at a given distance 'd' from
# the light's position is
# @code
# Atten = 1/( att0 + att1#d + att2#d*d)
# @endcode
# This member corresponds to the att2 variable in the equation.
# Naturally undefined for directional lights.
#
("mAttenuationQuadratic", c_float),
#Diffuse color of the light source
# # The diffuse light color is multiplied with the diffuse
# material color to obtain the final color that contributes
# to the diffuse shading term.
#
("mColorDiffuse", Color3D),
#Specular color of the light source
# # The specular light color is multiplied with the specular
# material color to obtain the final color that contributes
# to the specular shading term.
#
("mColorSpecular", Color3D),
#Ambient color of the light source
# # The ambient light color is multiplied with the ambient
# material color to obtain the final color that contributes
# to the ambient shading term. Most renderers will ignore
# this value it, is just a remaining of the fixed-function pipeline
# that is still supported by quite many file formats.
#
("mColorAmbient", Color3D),
#Inner angle of a spot light's light cone.
# # The spot light has maximum influence on objects inside this
# angle. The angle is given in radians. It is 2PI for point
# lights and undefined for directional lights.
#
("mAngleInnerCone", c_float),
#Outer angle of a spot light's light cone.
# # The spot light does not affect objects outside this angle.
# The angle is given in radians. It is 2PI for point lights and
# undefined for directional lights. The outer angle must be
# greater than or equal to the inner angle.
# It is assumed that the application uses a smooth
# interpolation between the inner and the outer cone of the
# spot light.
#
("mAngleOuterCone", c_float),
]
class UVTransform(Structure):
"""
See 'aiMaterial.h' for details.
"""
_fields_ = [
#Translation on the u and v axes.
# # The default value is (0|0).
#
("mTranslation", Vector2D),
#Scaling on the u and v axes.
# # The default value is (1|1).
#
("mScaling", Vector2D),
#Rotation - in counter-clockwise direction.
# # The rotation angle is specified in radians. The
# rotation center is 0.5f|0.5f. The default value
# 0.f.
#
("mRotation", c_float),
]
class MaterialProperty(Structure):
"""
See 'aiMaterial.h' for details.
"""
_fields_ = [
#Specifies the name of the property (key)
## Keys are case insensitive.
#
("mKey", String),
#Textures: Specifies the exact usage semantic.
#
# For non-texture properties, this member is always 0
# or #aiTextureType_NONE.
#
("mSemantic", c_uint),
#Textures: Specifies the index of the texture
# # For non-texture properties, this member is always 0.
#
("mIndex", c_uint),
#Size of the buffer mData is pointing to, in bytes.
# #This value may not be 0.
#
("mDataLength", c_uint),
#Type information for the property.
##Defines the data layout inside the data buffer. This is used
#by the library internally to perform debug checks and to
#utilize proper type conversions.
#(It's probably a hacky solution, but it works.)
#
("mType", c_uint),
#Binary buffer to hold the property's value
##The size of the buffer is always mDataLength.
#
("mData", POINTER(c_char)),
]
class Material(Structure):
"""
See 'aiMaterial.h' for details.
"""
_fields_ = [
#List of all material properties loaded.#
("mProperties", POINTER(POINTER(MaterialProperty))),
#Number of properties in the data base#
("mNumProperties", c_uint),
#Storage allocated#
("mNumAllocated", c_uint),
]
class Bone(Structure):
"""
See 'aiMesh.h' for details.
"""
_fields_ = [
# The name of the bone.
("mName", String),
# The number of vertices affected by this bone
("mNumWeights", c_uint),
# The vertices affected by this bone
("mWeights", POINTER(VertexWeight)),
# Matrix that transforms from mesh space to bone space in bind pose
("mOffsetMatrix", Matrix4x4),
]
class Mesh(Structure):
"""
See 'aiMesh.h' for details.
"""
AI_MAX_NUMBER_OF_COLOR_SETS = 0x4
AI_MAX_NUMBER_OF_TEXTURECOORDS = 0x4
_fields_ = [
#Bitwise combination of the members of the #aiPrimitiveType enum.
#This specifies which types of primitives are present in the mesh.
#The "SortByPrimitiveType"-Step can be used to make sure the
#output meshes consist of one primitive type each.
#
("mPrimitiveTypes", c_uint),
#The number of vertices in this mesh.
#This is also the size of all of the per-vertex data arrays
#
("mNumVertices", c_uint),
#The number of primitives (triangles, polygons, lines) in this mesh.
#This is also the size of the mFaces array
#
("mNumFaces", c_uint),
#Vertex positions.
#This array is always present in a mesh. The array is
#mNumVertices in size.
#
("mVertices", POINTER(Vector3D)),
#Vertex normals.
#The array contains normalized vectors, NULL if not present.
#The array is mNumVertices in size. Normals are undefined for
#point and line primitives. A mesh consisting of points and
#lines only may not have normal vectors. Meshes with mixed
#primitive types (i.e. lines and triangles) may have normals,
#but the normals for vertices that are only referenced by
#point or line primitives are undefined and set to QNaN (WARN:
#qNaN compares to inequal to *everything*, even to qNaN itself.
#Use code like this
#@code
##define IS_QNAN(f) (f != f)
#@endcode
#to check whether a field is qnan).
#@note Normal vectors computed by Assimp are always unit-length.
#However, this needn't apply for normals that have been taken
# directly from the model file.
#
("mNormals", POINTER(Vector3D)),
#Vertex tangents.
#The tangent of a vertex points in the direction of the positive
#X texture axis. The array contains normalized vectors, NULL if
#not present. The array is mNumVertices in size. A mesh consisting
#of points and lines only may not have normal vectors. Meshes with
#mixed primitive types (i.e. lines and triangles) may have
#normals, but the normals for vertices that are only referenced by
#point or line primitives are undefined and set to QNaN.
#@note If the mesh contains tangents, it automatically also
#contains bitangents (the bitangent is just the cross product of
#tangent and normal vectors).
#
("mTangents", POINTER(Vector3D)),
#Vertex bitangents.
#The bitangent of a vertex points in the direction of the positive
#Y texture axis. The array contains normalized vectors, NULL if not
#present. The array is mNumVertices in size.
#@note If the mesh contains tangents, it automatically also contains
#bitangents.
#
("mBitangents", POINTER(Vector3D)),
#Vertex color sets.
#A mesh may contain 0 to #AI_MAX_NUMBER_OF_COLOR_SETS vertex
#colors per vertex. NULL if not present. Each array is
#mNumVertices in size if present.
#
("mColors", POINTER(Color4D)*AI_MAX_NUMBER_OF_COLOR_SETS),
#Vertex texture coords, also known as UV channels.
#A mesh may contain 0 to AI_MAX_NUMBER_OF_TEXTURECOORDS per
#vertex. NULL if not present. The array is mNumVertices in size.
#
("mTextureCoords", POINTER(Vector3D)*AI_MAX_NUMBER_OF_TEXTURECOORDS),
#Specifies the number of components for a given UV channel.
#Up to three channels are supported (UVW, for accessing volume
#or cube maps). If the value is 2 for a given channel n, the
#component p.z of mTextureCoords[n][p] is set to 0.0f.
#If the value is 1 for a given channel, p.y is set to 0.0f, too.
#@note 4D coords are not supported
#
("mNumUVComponents", c_uint*AI_MAX_NUMBER_OF_TEXTURECOORDS),
#The faces the mesh is constructed from.
#Each face refers to a number of vertices by their indices.
#This array is always present in a mesh, its size is given
#in mNumFaces. If the AI_SCENE_FLAGS_NON_VERBOSE_FORMAT
#is NOT set each face references an unique set of vertices.
#
("mFaces", POINTER(Face)),
#The number of bones this mesh contains.
#Can be 0, in which case the mBones array is NULL.
#
("mNumBones", c_uint),
#The bones of this mesh.
#A bone consists of a name by which it can be found in the
#frame hierarchy and a set of vertex weights.
#
("mBones", POINTER(POINTER(Bone))),
#The material used by this mesh.
#A mesh does use only a single material. If an imported model uses
#multiple materials, the import splits up the mesh. Use this value
#as index into the scene's material list.
#
("mMaterialIndex", c_uint),
]
class Texture(Structure):
"""
See 'aiTexture.h' for details.
"""
_fields_ = [
#Width of the texture, in pixels
# #If mHeight is zero the texture is compressed in a format
#like JPEG. In this case mWidth specifies the size of the
#memory area pcData is pointing to, in bytes.
#
("mWidth", c_uint),
#Height of the texture, in pixels
# #If this value is zero, pcData points to an compressed texture
#in any format (e.g. JPEG).
#
("mHeight", c_uint),
#A hint from the loader to make it easier for applications
# to determine the type of embedded compressed textures.
# #If mHeight != 0 this member is undefined. Otherwise it
#is set set to '\\0\\0\\0\\0' if the loader has no additional
#information about the texture file format used OR the
#file extension of the format without a trailing dot. If there
#are multiple file extensions for a format, the shortest
#extension is chosen (JPEG maps to 'jpg', not to 'jpeg').
#E.g. 'dds\\0', 'pcx\\0', 'jpg\\0'. All characters are lower-case.
#The fourth character will always be '\\0'.
#
("achFormatHint", c_char*4),
#Data of the texture.
# #Points to an array of mWidth#mHeight aiTexel's.
#The format of the texture data is always ARGB8888 to
#make the implementation for user of the library as easy
#as possible. If mHeight = 0 this is a pointer to a memory
#buffer of size mWidth containing the compressed texture
#data. Good luck, have fun!
#
("pcData", POINTER(Texel)),
]
class Ray(Structure):
"""
See 'aiTypes.h' for details.
"""
_fields_ = [
# Position and direction of the ray
("pos", Vector3D),("dir", Vector3D),
]
class Scene(Structure):
"""
See 'aiScene.h' for details.
"""
AI_SCENE_FLAGS_INCOMPLETE = 0x1
AI_SCENE_FLAGS_VALIDATED = 0x2
AI_SCENE_FLAGS_VALIDATION_WARNING = 0x4
AI_SCENE_FLAGS_NON_VERBOSE_FORMAT = 0x8
AI_SCENE_FLAGS_TERRAIN = 0x10
_fields_ = [
#Any combination of the AI_SCENE_FLAGS_XXX flags. By default
#this value is 0, no flags are set. Most applications will
#want to reject all scenes with the AI_SCENE_FLAGS_INCOMPLETE
#bit set.
#
("mFlags", c_uint),
#The root node of the hierarchy.
#
#There will always be at least the root node if the import
#was successful (and no special flags have been set).
#Presence of further nodes depends on the format and content
#of the imported file.
#
("mRootNode", POINTER(Node)),
#The number of meshes in the scene.#
("mNumMeshes", c_uint),
#The array of meshes.
# #Use the indices given in the aiNode structure to access
#this array. The array is mNumMeshes in size. If the
#AI_SCENE_FLAGS_INCOMPLETE flag is not set there will always
#be at least ONE material.
#
("mMeshes", POINTER(POINTER(Mesh))),
#The number of materials in the scene.#
("mNumMaterials", c_uint),
#The array of materials.
#
#Use the index given in each aiMesh structure to access this
#array. The array is mNumMaterials in size. If the
#AI_SCENE_FLAGS_INCOMPLETE flag is not set there will always
#be at least ONE material.
#
("mMaterials", POINTER(POINTER(Material))),
#The number of animations in the scene.#
("mNumAnimations", c_uint),
#The array of animations.
# #All animations imported from the given file are listed here.
#The array is mNumAnimations in size.
#
("mAnimations", POINTER(POINTER(Animation))),
#The number of textures embedded into the file#
("mNumTextures", c_uint),
#The array of embedded textures.
#
#Not many file formats embed their textures into the file.
#An example is Quake's MDL format (which is also used by
#some GameStudio versions)
#
("mTextures", POINTER(POINTER(Texture))),
#The number of light sources in the scene. Light sources
#are fully optional, in most cases this attribute will be 0
#
("mNumLights", c_uint),
#The array of light sources.
#
#All light sources imported from the given file are
#listed here. The array is mNumLights in size.
#
("mLights", POINTER(POINTER(Light))),
#The number of cameras in the scene. Cameras
#are fully optional, in most cases this attribute will be 0
#
("mNumCameras", c_uint),
#The array of cameras.
#
#All cameras imported from the given file are listed here.
#The array is mNumCameras in size. The first camera in the
#array (if existing) is the default camera view into
#the scene.
#
("mCameras", POINTER(POINTER(Camera))),
]
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