144 lines
4.2 KiB
C++
144 lines
4.2 KiB
C++
// Filename: paramTexture.h
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// Created by: rdb (11Dec14)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#ifndef PARAMTEXTURE_H
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#define PARAMTEXTURE_H
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#include "pandabase.h"
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#include "paramValue.h"
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#include "samplerState.h"
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#include "texture.h"
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////////////////////////////////////////////////////////////////////
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// Class : ParamTextureSampler
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// Description : A class object for storing a pointer to a Texture
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// along with a sampler state that indicates how to
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// to sample the given texture.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA_GOBJ ParamTextureSampler : public ParamValueBase {
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protected:
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INLINE ParamTextureSampler() {};
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PUBLISHED:
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INLINE ParamTextureSampler(Texture *tex, const SamplerState &sampler);
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INLINE virtual TypeHandle get_value_type() const;
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INLINE Texture *get_texture() const;
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INLINE const SamplerState &get_sampler() const;
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virtual void output(ostream &out) const;
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private:
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PT(Texture) _texture;
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SamplerState _sampler;
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public:
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static void register_with_read_factory();
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virtual void write_datagram(BamWriter *manager, Datagram &dg);
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virtual int complete_pointers(TypedWritable **plist,
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BamReader *manager);
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protected:
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static TypedWritable *make_from_bam(const FactoryParams ¶ms);
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void fillin(DatagramIterator &scan, BamReader *manager);
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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ParamValueBase::init_type();
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register_type(_type_handle, "ParamTextureSampler",
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ParamValueBase::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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};
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////////////////////////////////////////////////////////////////////
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// Class : ParamTextureImage
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// Description : A class object for storing a pointer to a Texture
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// along with a set of properties that indicates which
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// image to bind to a shader input.
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//
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// This class is useful for binding texture images
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// to a shader, which is a fairly esoteric feature.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA_GOBJ ParamTextureImage : public ParamValueBase {
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protected:
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INLINE ParamTextureImage() {};
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enum AccessFlags {
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A_read = 0x01,
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A_write = 0x02,
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A_layered = 0x04,
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};
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PUBLISHED:
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INLINE ParamTextureImage(Texture *tex, bool read, bool write, int z=-1, int n=0);
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INLINE virtual TypeHandle get_value_type() const;
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INLINE Texture *get_texture() const;
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INLINE bool has_read_access() const;
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INLINE bool has_write_access() const;
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INLINE bool get_bind_layered() const;
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INLINE int get_bind_level() const;
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INLINE int get_bind_layer() const;
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virtual void output(ostream &out) const;
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private:
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PT(Texture) _texture;
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int _access : 4;
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int _bind_level : 8;
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int _bind_layer : 20;
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public:
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static void register_with_read_factory();
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virtual void write_datagram(BamWriter *manager, Datagram &dg);
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virtual int complete_pointers(TypedWritable **plist,
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BamReader *manager);
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protected:
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static TypedWritable *make_from_bam(const FactoryParams ¶ms);
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void fillin(DatagramIterator &scan, BamReader *manager);
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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ParamValueBase::init_type();
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register_type(_type_handle, "ParamTextureImage",
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ParamValueBase::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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};
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#include "paramTexture.I"
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#endif
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