69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
// Filename: shaderPool.h
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// Created by: aignacio (Mar06)
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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 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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// Class : ShaderPool
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// Description : This is the preferred interface for loading shaders for
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// the TextNode system. It is similar to ModelPool and
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// TexturePool in that it unifies references to the same
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// 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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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(ostream &out);
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static void write(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(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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