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VuoSceneObject.c File Reference

Description

VuoSceneObject implementation.

Functions

VuoSceneObject VuoSceneObject_makeEmpty (void)
 Creates a new, empty scene object.
 
VuoSceneObject VuoSceneObject_make (VuoMesh mesh, VuoShader shader, VuoTransform transform, VuoList_VuoSceneObject childObjects)
 Creates a visible (mesh) scene object.
 
VuoSceneObject VuoSceneObject_makeQuad (VuoShader shader, VuoPoint3d center, VuoPoint3d rotation, VuoReal width, VuoReal height)
 Returns a scene object that renders a quad with the specified shader.
 
VuoSceneObject VuoSceneObject_makeQuadWithNormals (VuoShader shader, VuoPoint3d center, VuoPoint3d rotation, VuoReal width, VuoReal height)
 Returns a scene object that renders a quad with the specified shader.
 
VuoSceneObject VuoSceneObject_makeImage (VuoImage image, VuoPoint3d center, VuoPoint3d rotation, VuoReal width, VuoReal alpha)
 Returns an unlit scene object with the specified image.
 
VuoSceneObject VuoSceneObject_makeLitImage (VuoImage image, VuoPoint3d center, VuoPoint3d rotation, VuoReal width, VuoReal alpha, VuoColor highlightColor, VuoReal shininess)
 Returns a lit scene object with the specified image.
 
VuoSceneObject VuoSceneObject_makeCube (VuoTransform transform, VuoShader frontShader, VuoShader leftShader, VuoShader rightShader, VuoShader backShader, VuoShader topShader, VuoShader bottomShader)
 Returns a scene object consisting of 6 child objects (square quads), each with its own shader.
 
VuoSceneObject VuoSceneObject_makeText (VuoText text, VuoFont font)
 Returns a scene object representing deferred-rendered text.
 
VuoSceneObject VuoSceneObject_makePerspectiveCamera (VuoText name, VuoTransform transform, float fieldOfView, float distanceMin, float distanceMax)
 Returns a perspective camera having the position and negative-rotation specified by transform (its scale is ignored).
 
VuoSceneObject VuoSceneObject_makeStereoCamera (VuoText name, VuoTransform transform, VuoReal fieldOfView, VuoReal distanceMin, VuoReal distanceMax, VuoReal confocalDistance, VuoReal intraocularDistance)
 Returns a stereoscopic camera having the position and negative-rotation specified by transform (its scale is ignored).
 
VuoSceneObject VuoSceneObject_makeOrthographicCamera (VuoText name, VuoTransform transform, float width, float distanceMin, float distanceMax)
 Returns an orthographic camera having the position and negative-rotation specified by transform (its scale is ignored).
 
VuoSceneObject VuoSceneObject_makeDefaultCamera (void)
 Returns a perspective camera at (0,0,1), facing along -z, 90 degree FOV, and clip planes at 0.1 and 10.0.
 
bool VuoSceneObject_find (VuoSceneObject so, VuoText nameToMatch, VuoList_VuoSceneObject ancestorObjects, VuoSceneObject *foundObject)
 Searches the scenegraph (depth-first) for a scene object with the given name.
 
VuoSceneObject VuoSceneObject_findCameraInternal (VuoSceneObject so, VuoText nameToMatch, bool *foundCamera, float modelviewMatrix[16])
 Helper for VuoSceneObject_apply.
 
VuoSceneObject VuoSceneObject_findCamera (VuoSceneObject so, VuoText nameToMatch, bool *foundCamera)
 Performs a depth-first search of the scenegraph.
 
VuoSceneObjectType VuoSceneObject_typeFromCString (const char *typeString)
 Returns the VuoSceneObjectType corresponding with the typeString.
 
const char * VuoSceneObject_cStringForType (VuoSceneObjectType type)
 Returns a string constant representing type.
 
VuoSceneObject VuoSceneObject_makeAmbientLight (VuoColor color, float brightness)
 Returns an ambient light with the specified color and brightness (typically between 0 and 1).
 
VuoSceneObject VuoSceneObject_makePointLight (VuoColor color, float brightness, VuoPoint3d position, float range, float sharpness)
 Returns a point light (uniform emission in all directions).
 
VuoSceneObject VuoSceneObject_makeSpotlight (VuoColor color, float brightness, VuoTransform transform, float cone, float range, float sharpness)
 Returns a spot light (emists only in the specified direction).
 
static void VuoSceneObject_findLightsRecursive (VuoSceneObject so, float modelviewMatrix[16], VuoList_VuoColor ambientColors, float *ambientBrightness, VuoList_VuoSceneObject pointLights, VuoList_VuoSceneObject spotLights)
 Helper for VuoSceneObject_findLights.
 
void VuoSceneObject_findLights (VuoSceneObject so, VuoColor *ambientColor, float *ambientBrightness, VuoList_VuoSceneObject *pointLights, VuoList_VuoSceneObject *spotLights)
 Finds and returns all the lights in the scene.
 
void VuoSceneObject_visit (const VuoSceneObject object, void(^function)(const VuoSceneObject currentObject))
 Applies function to object and its child objects, without preserving changes to objects.
 
void VuoSceneObject_applyInternal (VuoSceneObject *object, void(^function)(VuoSceneObject *currentObject, float modelviewMatrix[16]), float modelviewMatrix[16])
 Helper for VuoSceneObject_apply.
 
void VuoSceneObject_apply (VuoSceneObject *object, void(^function)(VuoSceneObject *currentObject, float modelviewMatrix[16]))
 Applies function to object and its child objects, and outputs the modified object.
 
void VuoSceneObject_setFaceCullingMode (VuoSceneObject *object, unsigned int faceCullingMode)
 Sets the faceCullingMode on object and its child objects.
 
void VuoSceneObject_setBlendMode (VuoSceneObject *object, VuoBlendMode blendMode)
 Sets the blendMode on object and its child objects.
 
VuoSceneObject VuoSceneObject_copy (const VuoSceneObject object)
 Makes a deep copy of object.
 
bool VuoSceneObject_boundsRecursive (const VuoSceneObject so, VuoBox *bounds, float matrix[16])
 Returns the bounds of a sceneobject including its children.
 
VuoBox VuoSceneObject_bounds (const VuoSceneObject so)
 Get the axis aligned bounding box of this sceneobject and it's children (and it's children's children).
 
bool VuoSceneObject_meshBounds (const VuoSceneObject so, VuoBox *bounds, float matrix[16])
 Bounding box of the vertices for this SceneObject (taking into account transform).
 
void VuoSceneObject_center (VuoSceneObject *so)
 Make the bounds center of all vertices == {0,0,0}.
 
void VuoSceneObject_normalize (VuoSceneObject *so)
 Change the root sceneobject's transform such that the entire scenegraph renders within a 1x1x1 axis-aligned cube.
 
VuoSceneObject VuoSceneObject_makeFromJson (json_object *js)
 Decodes the JSON object js to create a new value.
 
json_object * VuoSceneObject_getJson (const VuoSceneObject value)
 Encodes value as a JSON object.
 
unsigned long VuoSceneObject_getVertexCount (const VuoSceneObject value)
 Returns the total number of vertices in the scene object (but not its descendants).
 
unsigned long VuoSceneObject_getElementCount (const VuoSceneObject value)
 Returns the total number of element in the scene object (but not its descendants).
 
void VuoSceneObject_getStatistics (const VuoSceneObject value, unsigned long *descendantCount, unsigned long *totalVertexCount, unsigned long *totalElementCount)
 Traverses the specified scenegraph and returns statistics about it.
 
VuoList_VuoText VuoSceneRenderer_findShaderNames (VuoSceneObject object)
 Returns a list of all unique shader names in the sceneobject and its descendants.
 
char * VuoSceneObject_getSummary (const VuoSceneObject value)
 Produces a brief human-readable summary of value.
 
static void VuoSceneObject_dump_internal (const VuoSceneObject so, unsigned int level)
 Outputs information about the sceneobject (and its descendants).
 
void VuoSceneObject_dump (const VuoSceneObject so)
 Outputs information about the sceneobject (and its descendants).
 

Function Documentation

void VuoSceneObject_applyInternal ( VuoSceneObject object,
void(^)(VuoSceneObject *currentObject, float modelviewMatrix[16])  function,
float  modelviewMatrix[16] 
)

Helper for VuoSceneObject_apply.

bool VuoSceneObject_boundsRecursive ( const VuoSceneObject  so,
VuoBox bounds,
float  matrix[16] 
)

Returns the bounds of a sceneobject including its children.

const char* VuoSceneObject_cStringForType ( VuoSceneObjectType  type)

Returns a string constant representing type.

static void VuoSceneObject_dump_internal ( const VuoSceneObject  so,
unsigned int  level 
)
static

Outputs information about the sceneobject (and its descendants).

VuoSceneObject VuoSceneObject_findCameraInternal ( VuoSceneObject  so,
VuoText  nameToMatch,
bool *  foundCamera,
float  modelviewMatrix[16] 
)

Helper for VuoSceneObject_apply.

static void VuoSceneObject_findLightsRecursive ( VuoSceneObject  so,
float  modelviewMatrix[16],
VuoList_VuoColor  ambientColors,
float *  ambientBrightness,
VuoList_VuoSceneObject  pointLights,
VuoList_VuoSceneObject  spotLights 
)
static
unsigned long VuoSceneObject_getElementCount ( const VuoSceneObject  value)

Returns the total number of element in the scene object (but not its descendants).

void VuoSceneObject_getStatistics ( const VuoSceneObject  value,
unsigned long *  descendantCount,
unsigned long *  totalVertexCount,
unsigned long *  totalElementCount 
)

Traverses the specified scenegraph and returns statistics about it.

VuoSceneObjectType VuoSceneObject_typeFromCString ( const char *  typeString)

Returns the VuoSceneObjectType corresponding with the typeString.

If none matches, returns VuoSceneObjectType_Empty.

VuoList_VuoText VuoSceneRenderer_findShaderNames ( VuoSceneObject  object)

Returns a list of all unique shader names in the sceneobject and its descendants.