blob: 5beede5391478b7ead4f033d74a6095be49f4091 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
/*
* The ManaPlus Client
* Copyright (C) 2012 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "graphicsmanager.h"
#include "configuration.h"
#include "graphics.h"
#include "graphicsvertexes.h"
#include "logger.h"
#include "resources/image.h"
#include "utils/stringutils.h"
#include "debug.h"
GraphicsManager graphicsManager;
GraphicsManager::GraphicsManager()
{
}
GraphicsManager::~GraphicsManager()
{
}
void GraphicsManager::initGraphics(bool noOpenGL)
{
#ifdef USE_OPENGL
int useOpenGL = 0;
if (!noOpenGL)
useOpenGL = config.getIntValue("opengl");
// Setup image loading for the right image format
Image::setLoadAsOpenGL(useOpenGL);
GraphicsVertexes::setLoadAsOpenGL(useOpenGL);
// Create the graphics context
switch (useOpenGL)
{
case 0:
mainGraphics = new Graphics;
break;
case 1:
default:
mainGraphics = new OpenGLGraphics;
break;
case 2:
mainGraphics = new OpenGL1Graphics;
break;
};
#else
// Create the graphics context
mainGraphics = new Graphics;
#endif
}
void GraphicsManager::updateExtensions(const char *extensions)
{
mExtensions.clear();
splitToStringSet(mExtensions, extensions, ' ');
}
bool GraphicsManager::supportExtension(const std::string ext)
{
return mExtensions.find(ext) != mExtensions.end();
}
void GraphicsManager::updateTextureFormat()
{
#ifdef USE_OPENGL
if (!config.getBoolValue("compresstextures"))
return;
if (supportExtension("GL_ARB_texture_compression"))
{
if (supportExtension("GL_EXT_texture_compression_s3tc")
|| supportExtension("3DFX_texture_compression_FXT1"))
{
GLint num;
GLint *formats = nullptr;
glGetIntegerv(GL_NUM_COMPRESSED_TEXTURE_FORMATS, &num);
logger->log("support %d compressed formats", num);
formats = new GLint[num > 10 ? num : 10];
glGetIntegerv(GL_COMPRESSED_TEXTURE_FORMATS, formats);
for (int f = 0; f < num; f ++)
{
if (formats[f] == GL_COMPRESSED_RGBA_S3TC_DXT5_EXT)
{
delete []formats;
Image::setInternalTextureType(
GL_COMPRESSED_RGBA_S3TC_DXT5_EXT);
logger->log("using s3tc texture compression");
return;
}
else if (formats[f] == GL_COMPRESSED_RGBA_FXT1_3DFX)
{
delete []formats;
Image::setInternalTextureType(
GL_COMPRESSED_RGBA_FXT1_3DFX);
logger->log("using fxt1 texture compression");
return;
}
}
Image::setInternalTextureType(GL_COMPRESSED_RGBA_ARB);
logger->log("using texture compression");
}
else
{
Image::setInternalTextureType(GL_COMPRESSED_RGBA_ARB);
logger->log("using texture compression");
}
}
#endif
}
void GraphicsManager::logString(const char *format, int num)
{
#ifdef USE_OPENGL
const char *str = reinterpret_cast<const char*>(glGetString(num));
if (!str)
logger->log(format, "?");
else
logger->log(format, str);
#endif
}
|
