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
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
26 // File: vogl_vao_state.h
27 #ifndef vogl_vao_state_H
28 #define vogl_vao_state_H
30 #include "vogl_common.h"
31 #include "vogl_dynamic_string.h"
32 #include "vogl_json.h"
35 #include "vogl_common.h"
36 #include "vogl_general_context_state.h"
37 #include "vogl_blob_manager.h"
39 struct vogl_vertex_attrib_desc
41 vogl_vertex_attrib_desc()
43 utils::zero_object(*this);
46 vogl_trace_ptr_value m_pointer;
47 GLuint m_element_array_binding;
48 GLuint m_array_binding;
57 bool operator==(const vogl_vertex_attrib_desc &rhs) const;
60 class vogl_vao_state : public vogl_gl_object_state
64 virtual ~vogl_vao_state();
66 virtual vogl_gl_object_state_type get_type() const
68 return cGLSTVertexArray;
70 virtual vogl_namespace_t get_handle_namespace() const
72 return VOGL_NAMESPACE_VERTEX_ARRAYS;
75 virtual bool snapshot(const vogl_context_info &context_info, vogl_handle_remapper &remapper, GLuint64 handle, GLenum target);
77 virtual bool restore(const vogl_context_info &context_info, vogl_handle_remapper &remapper, GLuint64 &handle) const;
79 virtual bool remap_handles(vogl_handle_remapper &remapper);
83 virtual bool is_valid() const
88 virtual bool serialize(json_node &node, vogl_blob_manager &blob_manager) const;
89 virtual bool deserialize(const json_node &node, const vogl_blob_manager &blob_manager);
91 virtual GLuint64 get_snapshot_handle() const
93 return m_snapshot_handle;
96 virtual bool compare_restorable_state(const vogl_gl_object_state &rhs_obj) const;
98 bool compare_all_state(const vogl_vao_state &rhs) const;
100 unsigned int get_vertex_attrib_count() const
102 return m_vertex_attribs.size();
105 const vogl_vertex_attrib_desc &get_vertex_attrib_desc(uint index) const
107 return m_vertex_attribs[index];
111 GLuint m_snapshot_handle;
112 bool m_has_been_bound;
114 vogl::vector<vogl_vertex_attrib_desc> m_vertex_attribs;
119 #endif // VOGL_VAO_STATE_H