Panda3D
 All Classes Functions Variables Enumerations
Public Types | Public Member Functions | Static Public Member Functions | Public Attributes | List of all members
ShaderInput Class Reference

This is a small container class that can hold any one of the value types that can be passed as input to a shader. More...

#include "shaderInput.h"

Inheritance diagram for ShaderInput:
TypedWritableReferenceCount TypedWritable ReferenceCount TypedObject MemoryBase MemoryBase

Public Types

enum  AccessFlags { A_read = 0x01, A_write = 0x02, A_layered = 0x04 }
 
enum  ShaderInputType {
  M_invalid = 0, M_texture, M_nodepath, M_vector,
  M_numeric, M_texture_sampler, M_param
}
 

Public Member Functions

 ShaderInput (CPT_InternalName name, int priority=0)
 
 ShaderInput (CPT_InternalName name, Texture *tex, int priority=0)
 
 ShaderInput (CPT_InternalName name, Texture *tex, const SamplerState &sampler, int priority=0)
 
 ShaderInput (CPT_InternalName name, Texture *tex, bool read, bool write, int z=-1, int n=0, int priority=0)
 
 ShaderInput (CPT_InternalName name, ParamValueBase *param, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_float &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase4f &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase3f &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase2f &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LMatrix4f &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LMatrix3f &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase4f &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase3f &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase2f &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LMatrix4f &mat, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LMatrix3f &mat, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_double &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase4d &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase3d &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase2d &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LMatrix4d &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LMatrix3d &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase4d &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase3d &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase2d &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LMatrix4d &mat, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LMatrix3d &mat, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_int &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase4i &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase3i &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const PTA_LVecBase2i &ptr, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase4i &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase3i &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const LVecBase2i &vec, int priority=0)
 
 ShaderInput (CPT_InternalName name, const NodePath &np, int priority=0)
 
virtual TypeHandle force_init_type ()
 
const InternalName * get_name () const
 
const NodePathget_nodepath () const
 Warning: no error checking is done. More...
 
ParamValueBaseget_param () const
 
int get_priority () const
 
const Shader::ShaderPtrDataget_ptr () const
 
const SamplerStateget_sampler () const
 
Textureget_texture () const
 
virtual TypeHandle get_type () const
 
int get_value_type () const
 
const LVecBase4get_vector () const
 
- Public Member Functions inherited from TypedWritableReferenceCount
 TypedWritableReferenceCount (const TypedWritableReferenceCount &copy)
 
virtual ReferenceCountas_reference_count ()
 Returns the pointer cast to a ReferenceCount pointer, if it is in fact of that type. More...
 
void operator= (const TypedWritableReferenceCount &copy)
 
- Public Member Functions inherited from TypedWritable
 TypedWritable (const TypedWritable &copy)
 
virtual int complete_pointers (TypedWritable **p_list, BamReader *manager)
 Receives an array of pointers, one for each time manager->read_pointer() was called in fillin(). More...
 
string encode_to_bam_stream () const
 Converts the TypedWritable object into a single stream of data using a BamWriter, and returns that data as a string string. More...
 
bool encode_to_bam_stream (string &data, BamWriter *writer=NULL) const
 Converts the TypedWritable object into a single stream of data using a BamWriter, and stores that data in the indicated string. More...
 
virtual void fillin (DatagramIterator &scan, BamReader *manager)
 This internal function is intended to be called by each class's make_from_bam() method to read in all of the relevant data from the BamFile for the new object. More...
 
virtual void finalize (BamReader *manager)
 Called by the BamReader to perform any final actions needed for setting up the object after all objects have been read and all pointers have been completed. More...
 
UpdateSeq get_bam_modified () const
 Returns the current bam_modified counter. More...
 
void mark_bam_modified ()
 Increments the bam_modified counter, so that this object will be invalidated and retransmitted on any open bam streams. More...
 
void operator= (const TypedWritable &copy)
 
virtual bool require_fully_complete () const
 Some objects require all of their nested pointers to have been completed before the objects themselves can be completed. More...
 
virtual void update_bam_nested (BamWriter *manager)
 Called by the BamWriter when this object has not itself been modified recently, but it should check its nested objects for updates. More...
 
virtual void write_datagram (BamWriter *manager, Datagram &dg)
 Writes the contents of this object to the datagram for shipping out to a Bam file. More...
 
- Public Member Functions inherited from TypedObject
 TypedObject (const TypedObject &copy)
 
TypedObjectas_typed_object ()
 Returns the object, upcast (if necessary) to a TypedObject pointer. More...
 
const TypedObjectas_typed_object () const
 Returns the object, upcast (if necessary) to a TypedObject pointer. More...
 
int get_best_parent_from_Set (const std::set< int > &) const
 
int get_type_index () const
 Returns the internal index number associated with this object's TypeHandle, a unique number for each different type. More...
 
bool is_exact_type (TypeHandle handle) const
 Returns true if the current object is the indicated type exactly. More...
 
bool is_of_type (TypeHandle handle) const
 Returns true if the current object is or derives from the indicated type. More...
 
void operator= (const TypedObject &copy)
 
- Public Member Functions inherited from ReferenceCount
int get_ref_count () const
 Returns the current reference count. More...
 
WeakReferenceListget_weak_list () const
 Returns the WeakReferenceList associated with this ReferenceCount object. More...
 
bool has_weak_list () const
 Returns true if this particular ReferenceCount object has a WeakReferenceList created, false otherwise. More...
 
void local_object ()
 This function should be called, once, immediately after creating a new instance of some ReferenceCount-derived object on the stack. More...
 
void ref () const
 Explicitly increments the reference count. More...
 
bool test_ref_count_integrity () const
 Does some easy checks to make sure that the reference count isn't completely bogus. More...
 
bool test_ref_count_nonzero () const
 Does some easy checks to make sure that the reference count isn't zero, or completely bogus. More...
 
virtual bool unref () const
 Explicitly decrements the reference count. More...
 
void weak_ref (WeakPointerToVoid *ptv)
 Adds the indicated PointerToVoid as a weak reference to this object. More...
 
void weak_unref (WeakPointerToVoid *ptv)
 Removes the indicated PointerToVoid as a weak reference to this object. More...
 

Static Public Member Functions

static const ShaderInputget_blank ()
 Returns a static ShaderInput object with name NULL, priority zero, type INVALID, and all value-fields cleared. More...
 
static TypeHandle get_class_type ()
 
static void init_type ()
 
static void register_with_read_factory ()
 
- Static Public Member Functions inherited from TypedWritableReferenceCount
static TypeHandle get_class_type ()
 
static void init_type ()
 
static PT (TypedWritableReferenceCount) decode_from_bam_stream(const string &data
 
- Static Public Member Functions inherited from TypedWritable
static bool decode_raw_from_bam_stream (TypedWritable *&ptr, ReferenceCount *&ref_ptr, const string &data, BamReader *reader=NULL)
 Reads the string created by a previous call to encode_to_bam_stream(), and extracts the single object on that string. More...
 
static TypeHandle get_class_type ()
 
static void init_type ()
 
- Static Public Member Functions inherited from TypedObject
static TypeHandle get_class_type ()
 
static void init_type ()
 This function is declared non-inline to work around a compiler bug in g++ 2.96. More...
 
- Static Public Member Functions inherited from ReferenceCount
static TypeHandle get_class_type ()
 
static void init_type ()
 

Public Attributes

int _access: 8
 
int _bind_layer
 
int _bind_level: 16
 
int _type: 8
 
- Public Attributes inherited from TypedWritableReferenceCount
static BamReaderreader = NULL)
 

Additional Inherited Members

- Static Public Attributes inherited from TypedWritable
static TypedWritable *const Null = (TypedWritable*)0L
 

Detailed Description

This is a small container class that can hold any one of the value types that can be passed as input to a shader.

Definition at line 41 of file shaderInput.h.

Member Function Documentation

const ShaderInput * ShaderInput::get_blank ( )
static

Returns a static ShaderInput object with name NULL, priority zero, type INVALID, and all value-fields cleared.

Definition at line 28 of file shaderInput.cxx.

Referenced by ShaderAttrib::get_shader_input().

const NodePath & ShaderInput::get_nodepath ( ) const

Warning: no error checking is done.

This *will* crash if get_value_type() is not M_nodepath.

Definition at line 60 of file shaderInput.cxx.

Referenced by ShaderAttrib::get_shader_input_matrix(), and ShaderAttrib::get_shader_input_nodepath().


The documentation for this class was generated from the following files: