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

uniform_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 <memory>
32#include "uniform_buffer.h"
33
34namespace clan
35{
38
41 template<typename Type>
42 class UniformVector : public UniformBuffer
43 {
44 public:
46 UniformVector()
47 {
48 }
49
55 UniformVector(GraphicContext &gc, int size, BufferUsage usage = BufferUsage::static_draw)
56 : UniformBuffer(gc, size * sizeof(Type), usage)
57 {
58 }
59
66 UniformVector(GraphicContext &gc, Type *data, int size, BufferUsage usage = BufferUsage::static_draw)
67 : UniformBuffer(gc, data, size * sizeof(Type), usage)
68 {
69 }
70
71 UniformVector(GraphicContext &gc, const std::vector<Type> &data, BufferUsage usage = BufferUsage::static_draw)
72 : UniformBuffer(gc, data.empty() ? (Type*)0 : &data[0], data.size() * sizeof(Type), usage)
73 {
74 }
75
79 void upload_data(GraphicContext &gc, const Type *data, int size)
80 {
81 UniformBuffer::upload_data(gc, data, size * sizeof(Type));
82 }
83
85 void upload_data(GraphicContext &gc, const std::vector<Type> &data)
86 {
87 if (!data.empty())
88 UniformBuffer::upload_data(gc, &data[0], data.size() * sizeof(Type));
89 }
90
92 void copy_from(GraphicContext &gc, TransferVector<Type> &buffer, int dest_pos = 0, int src_pos = 0, int size = -1)
93 {
94 if (size != -1)
95 size = size * sizeof(Type);
96 UniformBuffer::copy_from(gc, buffer, dest_pos * sizeof(Type), src_pos * sizeof(Type), size);
97 }
98
100 void copy_to(GraphicContext &gc, TransferVector<Type> &buffer, int dest_pos = 0, int src_pos = 0, int size = -1)
101 {
102 if (size != -1)
103 size = size * sizeof(Type);
104 UniformBuffer::copy_to(gc, buffer, dest_pos * sizeof(Type), src_pos * sizeof(Type), size);
105 }
106 };
107
109}
clan::GraphicContext
Interface to drawing graphics.
Definition graphic_context.h:257
clan::TransferVector
Transfer Vector.
Definition transfer_vector.h:42
clan::UniformBuffer::UniformBuffer
UniformBuffer()
Constructs a null instance.
clan::UniformBuffer::upload_data
void upload_data(GraphicContext &gc, const void *data, int size)
Uploads data to uniforms buffer.
clan::UniformBuffer::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::UniformBuffer::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::UniformVector::upload_data
void upload_data(GraphicContext &gc, const Type *data, int size)
Uploads data to uniforms buffer.
Definition uniform_vector.h:79
clan::UniformVector::upload_data
void upload_data(GraphicContext &gc, const std::vector< Type > &data)
Uploads data to uniforms buffer.
Definition uniform_vector.h:85
clan::UniformVector::UniformVector
UniformVector(GraphicContext &gc, const std::vector< Type > &data, BufferUsage usage=BufferUsage::static_draw)
Definition uniform_vector.h:71
clan::UniformVector::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 uniform_vector.h:100
clan::UniformVector::UniformVector
UniformVector(GraphicContext &gc, Type *data, int size, BufferUsage usage=BufferUsage::static_draw)
Constructs a ElementArrayBuffer.
Definition uniform_vector.h:66
clan::UniformVector::UniformVector
UniformVector(GraphicContext &gc, int size, BufferUsage usage=BufferUsage::static_draw)
Constructs a ElementArrayBuffer.
Definition uniform_vector.h:55
clan::UniformVector::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 uniform_vector.h:92
clan::UniformVector::UniformVector
UniformVector()
Constructs a null instance.
Definition uniform_vector.h:46
clan::BufferUsage
BufferUsage
Array Buffer usage enum.
Definition buffer_usage.h:39
clan::BufferUsage::static_draw
@ static_draw
Definition buffer_usage.h:43
clan
Definition clanapp.h:36