|
1 /*------------------------------------------------------------------------ |
|
2 * |
|
3 * EGL 1.3 |
|
4 * ------- |
|
5 * |
|
6 * Copyright (c) 2007 The Khronos Group Inc. |
|
7 * |
|
8 * Permission is hereby granted, free of charge, to any person obtaining a |
|
9 * copy of this software and /or associated documentation files |
|
10 * (the "Materials "), to deal in the Materials without restriction, |
|
11 * including without limitation the rights to use, copy, modify, merge, |
|
12 * publish, distribute, sublicense, and/or sell copies of the Materials, |
|
13 * and to permit persons to whom the Materials are furnished to do so, |
|
14 * subject to the following conditions: |
|
15 * |
|
16 * The above copyright notice and this permission notice shall be included |
|
17 * in all copies or substantial portions of the Materials. |
|
18 * |
|
19 * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
|
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
|
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
|
22 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
|
23 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
|
24 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR |
|
25 * THE USE OR OTHER DEALINGS IN THE MATERIALS. |
|
26 * |
|
27 *//** |
|
28 * \file |
|
29 * \brief Generic OS EGL functionality (not thread safe, no window rendering) |
|
30 * \note |
|
31 *//*-------------------------------------------------------------------*/ |
|
32 |
|
33 #include "egl.h" |
|
34 #include "riImage.h" |
|
35 #include "riDefs.h" |
|
36 |
|
37 #include <e32std.h> |
|
38 #include <w32std.h> |
|
39 #include <eglosnativewindowtype.h> |
|
40 |
|
41 namespace OpenVGRI |
|
42 { |
|
43 //internal fucntions |
|
44 VGImageFormat MapSymbianDisplayModeToVG(TDisplayMode aMode); |
|
45 void ReadPixelsToCFbsBitmap(CFbsBitmap& aBitmap, TUint aW, TUint aH); |
|
46 |
|
47 |
|
48 /*-------------------------------------------------------------------*//*! |
|
49 * \brief |
|
50 * \param |
|
51 * \return |
|
52 * \note |
|
53 *//*-------------------------------------------------------------------*/ |
|
54 |
|
55 void* OSGetCurrentThreadID(void) |
|
56 { |
|
57 int g_threadid = RThread().Id(); |
|
58 return (void*)g_threadid; |
|
59 } |
|
60 |
|
61 /*-------------------------------------------------------------------*//*! |
|
62 * \brief |
|
63 * \param |
|
64 * \return |
|
65 * \note |
|
66 *//*-------------------------------------------------------------------*/ |
|
67 |
|
68 void OSDeinitMutex(void) |
|
69 { |
|
70 } |
|
71 |
|
72 void OSAcquireMutex(void) |
|
73 { |
|
74 } |
|
75 |
|
76 void OSReleaseMutex(void) |
|
77 { |
|
78 } |
|
79 |
|
80 /*-------------------------------------------------------------------*//*! |
|
81 * \brief |
|
82 * \param |
|
83 * \return |
|
84 * \note |
|
85 *//*-------------------------------------------------------------------*/ |
|
86 |
|
87 struct OSWindowContext |
|
88 { |
|
89 TNativeWindowType* iNativeWindowType; |
|
90 }; |
|
91 |
|
92 void* OSCreateWindowContext(EGLNativeWindowType window) |
|
93 { |
|
94 OSWindowContext* ctx = NULL; |
|
95 try |
|
96 { |
|
97 ctx = RI_NEW(OSWindowContext, ()); |
|
98 } |
|
99 catch(std::bad_alloc) |
|
100 { |
|
101 return NULL; |
|
102 } |
|
103 ctx->iNativeWindowType = (TNativeWindowType*)window; |
|
104 return ctx; |
|
105 } |
|
106 |
|
107 void OSDestroyWindowContext(void* context) |
|
108 { |
|
109 OSWindowContext* ctx = (OSWindowContext*)context; |
|
110 if(ctx) |
|
111 { |
|
112 RI_DELETE(ctx); |
|
113 } |
|
114 } |
|
115 |
|
116 bool OSIsWindow(const void* context) |
|
117 { |
|
118 OSWindowContext* ctx = (OSWindowContext*)context; |
|
119 if(ctx) |
|
120 { |
|
121 return true; |
|
122 } |
|
123 return false; |
|
124 } |
|
125 |
|
126 void OSGetWindowSize(const void* context, int& width, int& height) |
|
127 { |
|
128 OSWindowContext* ctx = (OSWindowContext*)context; |
|
129 if(ctx) |
|
130 { |
|
131 width=ctx->iNativeWindowType->iSize.iWidth; |
|
132 height=ctx->iNativeWindowType->iSize.iHeight; |
|
133 } |
|
134 else |
|
135 { |
|
136 width = 0; |
|
137 height = 0; |
|
138 } |
|
139 } |
|
140 |
|
141 |
|
142 EGLDisplay OSGetDisplay(EGLNativeDisplayType display_id) |
|
143 { |
|
144 RI_UNREF(display_id); |
|
145 return (EGLDisplay)1; //support only a single display |
|
146 } |
|
147 |
|
148 |
|
149 void OSBlitToWindow(void* context, const Drawable* drawable) |
|
150 { |
|
151 OSWindowContext* ctx = (OSWindowContext*)context; |
|
152 //blit if either of iBitmap or iMaskBitmap exist |
|
153 if(ctx && ctx->iNativeWindowType->iBitmap) |
|
154 { |
|
155 TUint w = drawable->getWidth(); |
|
156 TUint h = drawable->getHeight(); |
|
157 |
|
158 //these should be same as bitmap |
|
159 if(ctx->iNativeWindowType->iBitmap) |
|
160 { |
|
161 CFbsBitmap* bitmap = ctx->iNativeWindowType->iBitmap; |
|
162 ReadPixelsToCFbsBitmap(*bitmap, w, h); |
|
163 } |
|
164 } |
|
165 } |
|
166 |
|
167 void ReadPixelsToCFbsBitmap(CFbsBitmap& aBitmap, TUint aW, TUint aH) |
|
168 { |
|
169 TSize sz = aBitmap.SizeInPixels(); |
|
170 RI_ASSERT(aW==sz.iWidth); |
|
171 RI_ASSERT(aH==sz.iHeight); |
|
172 |
|
173 VGImageFormat f = MapSymbianDisplayModeToVG(aBitmap.DisplayMode()); |
|
174 |
|
175 TInt bitmapDataStride = aBitmap.DataStride(); |
|
176 |
|
177 //copy from source OpenVG model to target(CFbsBitmap) buffer |
|
178 aBitmap.BeginDataAccess(); |
|
179 //openvg returns pixels in cartesian coordinates (y+) where as CFbsBitmap |
|
180 //wants screen coordinates (y-) so we read pixels out starting at top left corner |
|
181 TUint8* ptarget = (TUint8*)aBitmap.DataAddress()+(aH-1)*bitmapDataStride; |
|
182 vgReadPixels(ptarget, -bitmapDataStride, f, 0, 0, aW, aH); |
|
183 aBitmap.EndDataAccess(EFalse); |
|
184 } |
|
185 |
|
186 VGImageFormat MapSymbianDisplayModeToVG(TDisplayMode aMode) |
|
187 { |
|
188 VGImageFormat f; |
|
189 switch(aMode) |
|
190 { |
|
191 case EColor16MA: |
|
192 f = VG_sARGB_8888; |
|
193 break; |
|
194 case EColor16MU: |
|
195 f = VG_sRGBX_8888; |
|
196 break; |
|
197 case EColor64K: |
|
198 f = VG_sRGB_565; |
|
199 break; |
|
200 case EGray256: |
|
201 f = VG_A_8; |
|
202 break; |
|
203 case EGray2: |
|
204 f = VG_BW_1; |
|
205 break; |
|
206 default: |
|
207 RI_ASSERT(0); |
|
208 } |
|
209 return f; |
|
210 } |
|
211 EGLBoolean OSGetNativePixmapInfo(NativePixmapType pixmap, int* width, int* height, int* stride, VGImageFormat* format, int** data) |
|
212 { |
|
213 TSize size = ((CFbsBitmap*)pixmap)->SizeInPixels(); |
|
214 *width = size.iWidth; |
|
215 *height = size.iHeight; |
|
216 *stride = ((CFbsBitmap*)pixmap)->DataStride(); |
|
217 |
|
218 *data = (int*)(((CFbsBitmap*)pixmap)->DataAddress()); |
|
219 TDisplayMode mode = ((CFbsBitmap*)pixmap)->DisplayMode(); |
|
220 switch(mode) |
|
221 { |
|
222 case EColor16MA: |
|
223 *format = VG_sRGBA_8888; |
|
224 break; |
|
225 case EColor16MU: |
|
226 *format = VG_sRGBX_8888; |
|
227 break; |
|
228 case EColor64K: |
|
229 *format = VG_sRGB_565; |
|
230 break; |
|
231 case EGray256: |
|
232 *format = VG_A_8; |
|
233 break; |
|
234 case EGray2: |
|
235 *format = VG_BW_1; |
|
236 break; |
|
237 default: |
|
238 RI_ASSERT(0); |
|
239 } |
|
240 return EGL_TRUE; |
|
241 } |
|
242 } //namespace OpenVGRI |