1 /**************************************************************************
3 * Copyright 2013-2014 RAD Game Tools and Valve Software
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
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10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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24 **************************************************************************/
26 // File: vogl_sampler_state.h
27 #ifndef VOGL_SAMPLER_STATE_H
28 #define VOGL_SAMPLER_STATE_H
30 #include "vogl_core.h"
31 #include "vogl_ktx_texture.h"
32 #include "vogl_context_info.h"
33 #include "vogl_general_context_state.h"
34 #include "vogl_blob_manager.h"
37 class vogl_sampler_state : public vogl_gl_object_state
41 virtual ~vogl_sampler_state();
43 virtual vogl_gl_object_state_type get_type() const
47 virtual vogl_namespace_t get_handle_namespace() const
49 return VOGL_NAMESPACE_SAMPLERS;
52 virtual bool snapshot(const vogl_context_info &context_info, vogl_handle_remapper &remapper, GLuint64 handle, GLenum target);
54 virtual bool restore(const vogl_context_info &context_info, vogl_handle_remapper &remapper, GLuint64 &handle) const;
56 virtual bool remap_handles(vogl_handle_remapper &remapper);
60 virtual bool serialize(json_node &node, vogl_blob_manager &blob_manager) const;
61 virtual bool deserialize(const json_node &node, const vogl_blob_manager &blob_manager);
63 virtual GLuint64 get_snapshot_handle() const
65 return m_snapshot_handle;
68 const vogl_state_vector &get_params() const
73 virtual bool is_valid() const
78 // Content comparison, ignores handles.
79 virtual bool compare_restorable_state(const vogl_gl_object_state &rhs_obj) const;
82 GLuint m_snapshot_handle;
83 vogl_state_vector m_params;
87 bool set_sampler_parameter(GLuint handle, GLenum pname) const;
92 VOGL_DEFINE_BITWISE_MOVABLE(vogl_sampler_state);
95 #endif // VOGL_TEXTURE_SAMPLER_H