65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
/**
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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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* @file shaderPool.h
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* @author aignacio
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* @date 2006-03
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*/
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#ifndef SHADERPOOL_H
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#define SHADERPOOL_H
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#include "pandabase.h"
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#include "shader.h"
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#include "filename.h"
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#include "lightMutex.h"
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#include "pmap.h"
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/**
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* This is the preferred interface for loading shaders for the TextNode
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* system. It is similar to ModelPool and TexturePool in that it unifies
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* references to the same filename.
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*/
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class EXPCL_PANDA_PGRAPH ShaderPool {
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PUBLISHED:
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INLINE static bool has_shader(const Filename &filename);
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INLINE static bool verify_shader(const Filename &filename);
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BLOCKING INLINE static CPT(Shader) load_shader(const Filename &filename);
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INLINE static void add_shader(const Filename &filename, Shader *shader);
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INLINE static void release_shader(const Filename &filename);
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INLINE static void release_all_shaders();
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INLINE static int garbage_collect();
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INLINE static void list_contents(std::ostream &out);
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static void write(std::ostream &out);
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private:
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INLINE ShaderPool();
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bool ns_has_shader(const Filename &orig_filename);
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CPT(Shader) ns_load_shader(const Filename &orig_filename);
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void ns_add_shader(const Filename &orig_filename, Shader *shader);
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void ns_release_shader(const Filename &orig_filename);
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void ns_release_all_shaders();
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int ns_garbage_collect();
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void ns_list_contents(std::ostream &out) const;
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void resolve_filename(Filename &new_filename, const Filename &orig_filename);
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static ShaderPool *get_ptr();
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static ShaderPool *_global_ptr;
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LightMutex _lock;
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typedef pmap<Filename, CPT(Shader) > Shaders;
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Shaders _shaders;
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};
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#include "shaderPool.I"
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#endif
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