vertex_array_vector.h Source File - ClanLib SDK
Description: vertex_array_vector.h Source File

vertex_array_vector.h
1/*
2** ClanLib SDK
3** Copyright (c) 1997-2020 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#pragma once
30
31#include "vertex_array_buffer.h"
32#include "transfer_vector.h"
33
34namespace clan
35{
38
41 template<typename Type>
42 class VertexArrayVector : public VertexArrayBuffer
43 {
44 public:
46 VertexArrayVector()
47 {
48 }
49
51 explicit VertexArrayVector(const VertexArrayBuffer &buffer) : VertexArrayBuffer(buffer)
52 {
53 }
54
60 VertexArrayVector(GraphicContext &gc, int size, BufferUsage usage = BufferUsage::static_draw)
61 : VertexArrayBuffer(gc, size * sizeof(Type), usage)
62 {
63 }
64
71 VertexArrayVector(GraphicContext &gc, Type *data, int size, BufferUsage usage = BufferUsage::static_draw)
72 : VertexArrayBuffer(gc, data, size * sizeof(Type), usage)
73 {
74 }
75
76 VertexArrayVector(GraphicContext &gc, const std::vector<Type> &data, BufferUsage usage = BufferUsage::static_draw)
77 : VertexArrayBuffer(gc, data.empty() ? (Type*)0 : &data[0], data.size() * sizeof(Type), usage)
78 {
79 }
80
82 void upload_data(GraphicContext &gc, int offset, const Type *data, int size)
83 {
84 VertexArrayBuffer::upload_data(gc, offset * sizeof(Type), data, size * sizeof(Type));
85 }
86
88 void upload_data(GraphicContext &gc, int offset, const std::vector<Type> &data)
89 {
90 if (!data.empty())
91 VertexArrayBuffer::upload_data(gc, offset, &data[0], data.size() * sizeof(Type));
92 }
93
95 void copy_from(GraphicContext &gc, TransferVector<Type> &buffer, int dest_pos = 0, int src_pos = 0, int size = -1)
96 {
97 if (size != -1)
98 size = size * sizeof(Type);
99 VertexArrayBuffer::copy_from(gc, buffer, dest_pos * sizeof(Type), src_pos * sizeof(Type), size);
100 }
101
103 void copy_to(GraphicContext &gc, TransferVector<Type> &buffer, int dest_pos = 0, int src_pos = 0, int size = -1)
104 {
105 if (size != -1)
106 size = size * sizeof(Type);
107 VertexArrayBuffer::copy_to(gc, buffer, dest_pos * sizeof(Type), src_pos * sizeof(Type), size);
108 }
109 };
110
112}
clan::GraphicContext
Interface to drawing graphics.
Definition graphic_context.h:257
clan::TransferVector
Transfer Vector.
Definition transfer_vector.h:42
clan::VertexArrayBuffer
Vertex Array Buffer.
Definition vertex_array_buffer.h:46
clan::VertexArrayBuffer::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::VertexArrayBuffer::upload_data
void upload_data(GraphicContext &gc, int offset, const void *data, int size)
Uploads data to vertex array buffer.
clan::VertexArrayBuffer::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::VertexArrayVector
Vertex Array Vector.
Definition vertex_array_vector.h:43
clan::VertexArrayVector::VertexArrayVector
VertexArrayVector(GraphicContext &gc, Type *data, int size, BufferUsage usage=BufferUsage::static_draw)
Constructs a VertexArrayBuffer.
Definition vertex_array_vector.h:71
clan::VertexArrayVector::upload_data
void upload_data(GraphicContext &gc, int offset, const Type *data, int size)
Uploads data to vertex array buffer.
Definition vertex_array_vector.h:82
clan::VertexArrayVector::VertexArrayVector
VertexArrayVector(const VertexArrayBuffer &buffer)
Constructs a VertexArrayBuffer using an existing VertexArrayBuffer.
Definition vertex_array_vector.h:51
clan::VertexArrayVector::VertexArrayVector
VertexArrayVector()
Constructs a null instance.
Definition vertex_array_vector.h:46
clan::VertexArrayVector::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 vertex_array_vector.h:103
clan::VertexArrayVector::VertexArrayVector
VertexArrayVector(GraphicContext &gc, int size, BufferUsage usage=BufferUsage::static_draw)
Constructs a VertexArrayBuffer.
Definition vertex_array_vector.h:60
clan::VertexArrayVector::upload_data
void upload_data(GraphicContext &gc, int offset, const std::vector< Type > &data)
Uploads data to vertex array buffer.
Definition vertex_array_vector.h:88
clan::VertexArrayVector::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 vertex_array_vector.h:95
clan::VertexArrayVector::VertexArrayVector
VertexArrayVector(GraphicContext &gc, const std::vector< Type > &data, BufferUsage usage=BufferUsage::static_draw)
Definition vertex_array_vector.h:76
clan::BufferUsage
BufferUsage
Array Buffer usage enum.
Definition buffer_usage.h:39
clan::BufferUsage::static_draw
@ static_draw
clan
Definition clanapp.h:36