element_array_vector.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2015 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 */
28
29
30 #pragma once
31
32 #include "element_array_buffer.h"
33 #include "transfer_vector.h"
34
35 namespace clan
36 {
39
42 template<typename Type>
43 class ElementArrayVector : public ElementArrayBuffer
44 {
47 public:
49 ElementArrayVector()
50 {
51 }
52
58 ElementArrayVector(GraphicContext &gc, int size, BufferUsage usage = usage_static_draw)
59 : ElementArrayBuffer(gc, size * sizeof(Type), usage)
60 {
61 }
62
69 ElementArrayVector(GraphicContext &gc, Type *data, int size, BufferUsage usage = usage_static_draw)
70 : ElementArrayBuffer(gc, data, size * sizeof(Type), usage)
71 {
72 }
73
74 ElementArrayVector(GraphicContext &gc, const std::vector<Type> &data, BufferUsage usage = usage_static_draw)
75 : ElementArrayBuffer(gc, data.empty() ? (Type*)0 : &data[0], data.size() * sizeof(Type), usage)
76 {
77 }
79
82 public:
84
87 public:
91 void upload_data(GraphicContext &gc, const Type *data, int size)
92 {
93 ElementArrayBuffer::upload_data(gc, data, size * sizeof(Type));
94 }
95
97 void upload_data(GraphicContext &gc, const std::vector<Type> &data)
98 {
99 if (!data.empty())
100 ElementArrayBuffer::upload_data(gc, &data[0], data.size() * sizeof(Type));
101 }
102
104 void copy_from(GraphicContext &gc, TransferVector<Type> &buffer, int dest_pos = 0, int src_pos = 0, int size = -1)
105 {
106 if (size != -1)
107 size = size * sizeof(Type);
108 ElementArrayBuffer::copy_from(gc, buffer, dest_pos * sizeof(Type), src_pos * sizeof(Type), size);
109 }
110
112 void copy_to(GraphicContext &gc, TransferVector<Type> &buffer, int dest_pos = 0, int src_pos = 0, int size = -1)
113 {
114 if (size != -1)
115 size = size * sizeof(Type);
116 ElementArrayBuffer::copy_to(gc, buffer, dest_pos * sizeof(Type), src_pos * sizeof(Type), size);
117 }
119
122 private:
124 };
125
126 }
127
clan
Definition: clanapp.h:35
clan::ElementArrayVector
Element Array Vector.
Definition: element_array_vector.h:43
clan::ElementArrayBuffer::copy_to
void copy_to(GraphicContext &gc, TransferBuffer &buffer, int dest_pos=0, int src_pos=0, int size=-1)
Copies data to transfer buffer.
clan::ElementArrayBuffer::copy_from
void copy_from(GraphicContext &gc, TransferBuffer &buffer, int dest_pos=0, int src_pos=0, int size=-1)
Copies data from transfer buffer.
clan::ElementArrayVector::copy_from
void copy_from(GraphicContext &gc, TransferVector< Type > &buffer, int dest_pos=0, int src_pos=0, int size=-1)
Copies data from transfer buffer.
Definition: element_array_vector.h:104
clan::ElementArrayVector::copy_to
void copy_to(GraphicContext &gc, TransferVector< Type > &buffer, int dest_pos=0, int src_pos=0, int size=-1)
Copies data to transfer buffer.
Definition: element_array_vector.h:112
clan::ElementArrayVector::ElementArrayVector
ElementArrayVector(GraphicContext &gc, const std::vector< Type > &data, BufferUsage usage=usage_static_draw)
Definition: element_array_vector.h:74
clan::ElementArrayVector::ElementArrayVector
ElementArrayVector(GraphicContext &gc, int size, BufferUsage usage=usage_static_draw)
Constructs a ElementArrayBuffer.
Definition: element_array_vector.h:58
clan::usage_static_draw
Definition: buffer_usage.h:45
clan::BufferUsage
BufferUsage
Array Buffer usage enum.
Definition: buffer_usage.h:40
clan::ElementArrayVector::upload_data
void upload_data(GraphicContext &gc, const Type *data, int size)
Uploads data to element array buffer.
Definition: element_array_vector.h:91
clan::ElementArrayBuffer
Element Array Buffer.
Definition: element_array_buffer.h:46
clan::GraphicContext
Interface to drawing graphics.
Definition: graphic_context.h:257
clan::TransferVector
Transfer Vector.
Definition: transfer_vector.h:42
clan::ElementArrayVector::ElementArrayVector
ElementArrayVector()
Constructs a null instance.
Definition: element_array_vector.h:49
clan::ElementArrayVector::ElementArrayVector
ElementArrayVector(GraphicContext &gc, Type *data, int size, BufferUsage usage=usage_static_draw)
Constructs a ElementArrayBuffer.
Definition: element_array_vector.h:69
clan::ElementArrayVector::upload_data
void upload_data(GraphicContext &gc, const std::vector< Type > &data)
Uploads data to element array buffer.
Definition: element_array_vector.h:97
clan::ElementArrayBuffer::upload_data
void upload_data(GraphicContext &gc, const void *data, int size)
Uploads data to element array buffer.