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
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
/*
* Copyright (C) 2005-2008 Team XBMC
* http://www.xbmc.org
*
* 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, or (at your option)
* 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 XBMC; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "GUIFont.h"
#include "GUIFontTTFDX.h"
#include "GUIFontManager.h"
#include "Texture.h"
#include "gui3d.h"
#include "WindowingFactory.h"
// stuff for freetype
#include "ft2build.h"
#include FT_FREETYPE_H
#include FT_GLYPH_H
#include FT_OUTLINE_H
using namespace std;
#ifdef HAS_DX
struct CUSTOMVERTEX
{
FLOAT x, y, z;
DWORD color;
FLOAT tu, tv; // Texture coordinates
};
CGUIFontTTFDX::CGUIFontTTFDX(const CStdString& strFileName)
: CGUIFontTTFBase(strFileName)
{
}
CGUIFontTTFDX::~CGUIFontTTFDX(void)
{
}
void CGUIFontTTFDX::RenderInternal(SVertex* v)
{
CUSTOMVERTEX verts[4] = {
{ v[0].x-0.5f, v[0].y-0.5f, v[0].z, m_color, v[0].u, v[0].v},
{ v[1].x-0.5f, v[1].y-0.5f, v[1].z, m_color, v[1].u, v[1].v},
{ v[2].x-0.5f, v[2].y-0.5f, v[2].z, m_color, v[2].u, v[2].v},
{ v[3].x-0.5f, v[3].y-0.5f, v[3].z, m_color, v[3].u, v[3].v}
};
g_Windowing.Get3DDevice()->DrawPrimitiveUP(D3DPT_TRIANGLEFAN, 2, verts, sizeof(CUSTOMVERTEX));
}
void CGUIFontTTFDX::Begin()
{
LPDIRECT3DDEVICE9 pD3DDevice = g_Windowing.Get3DDevice();
if (m_nestedBeginCount == 0)
{
// just have to blit from our texture.
pD3DDevice->SetTexture( 0, m_texture->GetTextureObject() );
pD3DDevice->SetSamplerState( 0, D3DSAMP_ADDRESSU, D3DTADDRESS_CLAMP );
pD3DDevice->SetSamplerState( 0, D3DSAMP_ADDRESSV, D3DTADDRESS_CLAMP );
pD3DDevice->SetSamplerState( 0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR );
pD3DDevice->SetSamplerState( 0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR );
pD3DDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_SELECTARG1 ); // only use diffuse
pD3DDevice->SetTextureStageState( 0, D3DTSS_COLORARG1, D3DTA_DIFFUSE);
pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, D3DTOP_MODULATE );
pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE);
pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG2, D3DTA_DIFFUSE);
// no other texture stages needed
pD3DDevice->SetTextureStageState( 1, D3DTSS_COLOROP, D3DTOP_DISABLE);
pD3DDevice->SetRenderState( D3DRS_ZENABLE, FALSE );
pD3DDevice->SetRenderState( D3DRS_FOGENABLE, FALSE );
pD3DDevice->SetRenderState( D3DRS_FILLMODE, D3DFILL_SOLID );
pD3DDevice->SetRenderState( D3DRS_CULLMODE, D3DCULL_NONE );
pD3DDevice->SetRenderState( D3DRS_ALPHABLENDENABLE, TRUE );
pD3DDevice->SetRenderState( D3DRS_SRCBLEND, D3DBLEND_SRCALPHA );
pD3DDevice->SetRenderState( D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA );
pD3DDevice->SetRenderState( D3DRS_LIGHTING, FALSE);
pD3DDevice->SetFVF(D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1);
}
// Keep track of the nested begin/end calls.
m_vertex_count = 0;
m_nestedBeginCount++;
}
void CGUIFontTTFDX::End()
{
LPDIRECT3DDEVICE9 pD3DDevice = g_Windowing.Get3DDevice();
if (m_nestedBeginCount == 0)
return;
if (--m_nestedBeginCount > 0)
return;
pD3DDevice->SetTexture(0, NULL);
pD3DDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_MODULATE );
}
CBaseTexture* CGUIFontTTFDX::ReallocTexture(unsigned int& newHeight)
{
CBaseTexture* pNewTexture = new CTexture(m_textureWidth, newHeight, 8);
if(pNewTexture == NULL)
return NULL;
pNewTexture->CreateTextureObject();
LPDIRECT3DTEXTURE9 newTexture = pNewTexture->GetTextureObject();
if(newTexture == NULL)
return NULL;
// correct texture sizes
D3DSURFACE_DESC desc;
newTexture->GetLevelDesc(0, &desc);
m_textureHeight = desc.Height;
m_textureWidth = desc.Width;
D3DLOCKED_RECT rect;
newTexture->LockRect(0, &rect, NULL, 0);
memset(rect.pBits, 0, rect.Pitch * m_textureHeight);
newTexture->UnlockRect(0);
if (m_texture)
{ // copy across from our current one using gpu
LPDIRECT3DSURFACE9 pTarget, pSource;
newTexture->GetSurfaceLevel(0, &pTarget);
m_texture->GetTextureObject()->GetSurfaceLevel(0, &pSource);
// TODO:DIRECTX - this is probably really slow, but UpdateSurface() doesn't like rendering from non-system textures
D3DXLoadSurfaceFromSurface(pTarget, NULL, NULL, pSource, NULL, NULL, D3DX_FILTER_NONE, 0);
SAFE_RELEASE(pTarget);
SAFE_RELEASE(pSource);
delete m_texture;
}
return pNewTexture;
}
bool CGUIFontTTFDX::CopyCharToTexture(FT_BitmapGlyph bitGlyph, Character* ch)
{
FT_Bitmap bitmap = bitGlyph->bitmap;
// render this onto our normal texture using gpu
LPDIRECT3DSURFACE9 target;
m_texture->GetTextureObject()->GetSurfaceLevel(0, &target);
RECT sourcerect = { 0, 0, bitmap.width, bitmap.rows };
RECT targetrect;
targetrect.top = m_posY + ch->offsetY;
targetrect.left = m_posX + bitGlyph->left;
targetrect.bottom = targetrect.top + bitmap.rows;
targetrect.right = targetrect.left + bitmap.width;
D3DXLoadSurfaceFromMemory( target, NULL, &targetrect,
bitmap.buffer, D3DFMT_LIN_A8, bitmap.pitch, NULL, &sourcerect,
D3DX_FILTER_NONE, 0x00000000);
SAFE_RELEASE(target);
return TRUE;
}
void CGUIFontTTFDX::DeleteHardwareTexture()
{
}
#endif
|
