24
|
1 |
// Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
|
|
2 |
// All rights reserved.
|
|
3 |
// This component and the accompanying materials are made available
|
|
4 |
// under the terms of "Eclipse Public License v1.0"
|
|
5 |
// which accompanies this distribution, and is available
|
|
6 |
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
|
|
7 |
//
|
|
8 |
// Initial Contributors:
|
|
9 |
// Nokia Corporation - initial contribution.
|
|
10 |
//
|
|
11 |
// Contributors:
|
|
12 |
//
|
|
13 |
// Description:
|
|
14 |
//
|
|
15 |
|
|
16 |
#include <stdio.h>
|
|
17 |
#include <stdlib.h>
|
|
18 |
#include <EGL/egl.h>//EGL operations will be called a lot from here
|
|
19 |
#include <vg/openvg.h>
|
|
20 |
|
|
21 |
#include "driverapiwrapper.h"
|
|
22 |
#include "KhronosAPIWrapper.h"
|
|
23 |
|
|
24 |
|
|
25 |
bool DriverAPIWrapper::IsSgBackingVGImage( VGImage aImage )
|
|
26 |
{
|
|
27 |
for( std::list<VGImage>::iterator cur = m_SgImageVGImages.begin();
|
|
28 |
cur != m_SgImageVGImages.end();
|
|
29 |
++cur )
|
|
30 |
{
|
|
31 |
if( (*cur) == aImage )
|
|
32 |
{
|
|
33 |
return true;
|
|
34 |
}
|
|
35 |
}
|
|
36 |
return false;
|
|
37 |
}
|
|
38 |
|
|
39 |
bool DriverAPIWrapper::IsSgBackingPBuffer( EGLSurface aSurface )
|
|
40 |
{
|
|
41 |
for( std::list<EGLSurface>::iterator cur = m_SgImagePbuffers.begin();
|
|
42 |
cur != m_SgImagePbuffers.end();
|
|
43 |
++cur )
|
|
44 |
{
|
|
45 |
if( (*cur) == aSurface )
|
|
46 |
{
|
|
47 |
return true;
|
|
48 |
}
|
|
49 |
}
|
|
50 |
return false;
|
|
51 |
}
|
|
52 |
|
|
53 |
int DriverAPIWrapper::CreatePoolContext()
|
|
54 |
{
|
|
55 |
//Initialize EGL on the first run, as per 5.1 in the "Implementing SgImage" design doc
|
|
56 |
if( m_initialized ){ return 0; }
|
|
57 |
TRACE("DriverAPIWrapper::CreatePoolContext() ->\n");
|
|
58 |
EGLDisplay display(0);
|
|
59 |
|
|
60 |
EGLConfig config(0);
|
|
61 |
EGLint num_config;
|
|
62 |
|
|
63 |
EGLContext PoolContext(0);//for sharing
|
|
64 |
EGLContext ContextWithFormatARGB_8888_PRE(0);//for sharing
|
|
65 |
EGLContext ContextWithFormatARGB_8888(0);
|
|
66 |
EGLContext ContextWithFormatXRGB_8888(0);
|
|
67 |
EGLContext ContextWithFormatRGB_565(0);
|
|
68 |
EGLContext ContextWithFormatA_8(0);
|
|
69 |
EGLSurface DudSurface(0);
|
|
70 |
|
|
71 |
int red(0);
|
|
72 |
int green(0);
|
|
73 |
int blue(0);
|
|
74 |
int alpha(0);
|
|
75 |
|
|
76 |
display = ::eglGetDisplay( EGL_DEFAULT_DISPLAY );//Notice: there is no support for multiple displays here
|
|
77 |
|
|
78 |
if( !::eglInitialize(display, NULL, NULL) )
|
|
79 |
{
|
|
80 |
TRACE("DriverAPIWrapper::CreatePoolContext() <- (eglInitialize failed)\n");
|
|
81 |
return 0;
|
|
82 |
}
|
|
83 |
|
|
84 |
m_Dpy = display;
|
|
85 |
//Pool Context
|
|
86 |
//get a Configuration, then get the context
|
|
87 |
if( ::eglChooseConfig( display,
|
|
88 |
getColorAttributes( EUidPixelFormatARGB_8888, red, green, blue, alpha ),
|
|
89 |
&config,
|
|
90 |
1,
|
|
91 |
&num_config ) == EGL_TRUE )
|
|
92 |
{
|
|
93 |
/* create an EGL rendering context */
|
|
94 |
PoolContext = ContextWithFormatARGB_8888 = eglCreateContext(display, config, EGL_NO_CONTEXT, NULL);
|
|
95 |
m_PoolConfig = config;
|
|
96 |
}
|
|
97 |
|
|
98 |
|
|
99 |
/* get an appropriate EGL frame buffer configuration */
|
|
100 |
if( ::eglChooseConfig( display,
|
|
101 |
getColorAttributes( EUidPixelFormatXRGB_8888, red, green, blue, alpha ),
|
|
102 |
&config,
|
|
103 |
1,
|
|
104 |
&num_config ) == EGL_TRUE )
|
|
105 |
{
|
|
106 |
/* create an EGL rendering context */
|
|
107 |
PoolContext = ContextWithFormatXRGB_8888 = eglCreateContext(display, config, EGL_NO_CONTEXT, NULL);
|
|
108 |
}
|
|
109 |
|
|
110 |
|
|
111 |
//get a Configuration, then get the context
|
|
112 |
if( ::eglChooseConfig( display,
|
|
113 |
getColorAttributes( EUidPixelFormatARGB_8888_PRE, red, green, blue, alpha ),
|
|
114 |
&config,
|
|
115 |
1,
|
|
116 |
&num_config ) == EGL_TRUE )
|
|
117 |
{
|
|
118 |
/* create an EGL rendering context */
|
|
119 |
ContextWithFormatARGB_8888_PRE = eglCreateContext(display, config, EGL_NO_CONTEXT, NULL);
|
|
120 |
}
|
|
121 |
|
|
122 |
|
|
123 |
//get a Configuration, then get the context
|
|
124 |
if( ::eglChooseConfig( display,
|
|
125 |
getColorAttributes( EUidPixelFormatRGB_565, red, green, blue, alpha ),
|
|
126 |
&config,
|
|
127 |
1,
|
|
128 |
&num_config ) == EGL_TRUE )
|
|
129 |
{
|
|
130 |
/* create an EGL rendering context */
|
|
131 |
ContextWithFormatRGB_565 = eglCreateContext(display, config, EGL_NO_CONTEXT, NULL);
|
|
132 |
}
|
|
133 |
|
|
134 |
|
|
135 |
//get a Configuration, then get the context
|
|
136 |
if( ::eglChooseConfig( display,
|
|
137 |
getColorAttributes( EUidPixelFormatA_8, red, green, blue, alpha ),
|
|
138 |
&config,
|
|
139 |
1,
|
|
140 |
&num_config ) == EGL_TRUE )
|
|
141 |
{
|
|
142 |
/* create an EGL rendering context */
|
|
143 |
ContextWithFormatA_8 = eglCreateContext(display, config, EGL_NO_CONTEXT, NULL);
|
|
144 |
}
|
|
145 |
|
|
146 |
|
|
147 |
EGLint attribs[] = { EGL_NONE };
|
|
148 |
DudSurface = ::eglCreatePbufferSurface( display, PoolContext, attribs );
|
|
149 |
|
|
150 |
|
|
151 |
TRACE( "PoolContext = %u\n", PoolContext );
|
|
152 |
TRACE( "ContextWithFormatARGB_8888_PRE = %u\n", ContextWithFormatARGB_8888_PRE );
|
|
153 |
TRACE( "ContextWithFormatARGB_8888 = %u\n", ContextWithFormatARGB_8888 );
|
|
154 |
TRACE( "ContextWithFormatXRGB_8888 = %u\n", ContextWithFormatXRGB_8888 );
|
|
155 |
TRACE( "ContextWithFormatRGB_565 = %u\n", ContextWithFormatRGB_565 );
|
|
156 |
TRACE( "ContextWithFormatA_8 = %u\n", ContextWithFormatA_8 );
|
|
157 |
TRACE( "DummySurface = %u\n", DudSurface );
|
|
158 |
|
|
159 |
m_Dpy = display;
|
|
160 |
m_PoolContext = PoolContext;
|
|
161 |
m_ContextWithFormatARGB_8888_PRE = ContextWithFormatARGB_8888_PRE;
|
|
162 |
m_ContextWithFormatARGB_8888 = ContextWithFormatARGB_8888;
|
|
163 |
m_ContextWithFormatXRGB_8888 = ContextWithFormatXRGB_8888;
|
|
164 |
m_ContextWithFormatRGB_565 = ContextWithFormatRGB_565;
|
|
165 |
m_ContextWithFormatA_8 = ContextWithFormatA_8;
|
|
166 |
m_DudSurface = DudSurface;
|
|
167 |
|
|
168 |
//m_currentFunctionCall.AppendEGLContext( PoolContext );//for sharing
|
|
169 |
//m_currentFunctionCall.AppendEGLContext( ContextWithFormatARGB_8888_PRE );//for sharing
|
|
170 |
//m_currentFunctionCall.AppendEGLContext( ContextWithFormatARGB_8888 );
|
|
171 |
//m_currentFunctionCall.AppendEGLContext( ContextWithFormatXRGB_8888 );
|
|
172 |
//m_currentFunctionCall.AppendEGLContext( ContextWithFormatRGB_565 );
|
|
173 |
//m_currentFunctionCall.AppendEGLContext( ContextWithFormatA_8 );
|
|
174 |
//m_currentFunctionCall.AppendEGLSurface( DudSurface );
|
|
175 |
|
|
176 |
TRACE("DriverAPIWrapper::CreatePoolContext() <-\n");
|
|
177 |
m_initialized = true;
|
|
178 |
return 1;
|
|
179 |
}
|
|
180 |
|
|
181 |
|
|
182 |
|
|
183 |
|
|
184 |
/**
|
|
185 |
* This code is supposed to create a pbuffer to back an sgImage
|
|
186 |
* TODO: not tested at all
|
|
187 |
*/
|
|
188 |
int DriverAPIWrapper::CreatePbufferSg( )
|
|
189 |
{
|
|
190 |
TRACE("DriverAPIWrapper::CreatePbufferSg ->\n");
|
|
191 |
EGLint w;
|
|
192 |
EGLint h;
|
|
193 |
|
|
194 |
if( !m_initialized )
|
|
195 |
{
|
|
196 |
CreatePoolContext();
|
|
197 |
}
|
|
198 |
|
|
199 |
m_currentFunctionCall.GetEGLint( w, 0 );
|
|
200 |
m_currentFunctionCall.GetEGLint( h, 1 );
|
|
201 |
|
|
202 |
//eglCreatePbufferSurface
|
|
203 |
EGLint pbuffer_surface_attribs[] =
|
|
204 |
{
|
|
205 |
EGL_WIDTH, w,
|
|
206 |
EGL_HEIGHT, h,
|
|
207 |
EGL_NONE
|
|
208 |
};
|
|
209 |
|
|
210 |
EGLSurface surface = ::eglCreatePbufferSurface( m_Dpy, m_PoolConfig, pbuffer_surface_attribs );
|
|
211 |
if( surface != EGL_NO_SURFACE )
|
|
212 |
{
|
|
213 |
m_SgImagePbuffers.push_back( surface );
|
|
214 |
}
|
|
215 |
TRACE("DriverAPIWrapper::CreatePbufferSg surface=%u \n", surface );
|
|
216 |
m_currentFunctionCall.SetReturnValue( (TUint32)surface );
|
|
217 |
TRACE("DriverAPIWrapper::CreatePbufferSg <-\n");
|
|
218 |
return WriteReply();
|
|
219 |
}
|
|
220 |
|
|
221 |
|
|
222 |
/**
|
|
223 |
* This code is supposed to create a pbuffer to back an sgImage
|
|
224 |
* TODO: not tested at all
|
|
225 |
*/
|
|
226 |
int DriverAPIWrapper::CreateVGImageSg( )
|
|
227 |
{
|
|
228 |
TRACE("DriverAPIWrapper::CreateVGImageSg ->\n");
|
|
229 |
EGLint w;
|
|
230 |
EGLint h;
|
|
231 |
EGLint pixelformat;
|
|
232 |
VGImage img;
|
|
233 |
|
|
234 |
if( !m_initialized )
|
|
235 |
{
|
|
236 |
CreatePoolContext();
|
|
237 |
}
|
|
238 |
|
|
239 |
EGLenum previousApi = ::eglQueryAPI();
|
|
240 |
::eglBindAPI( EGL_OPENVG_API );
|
|
241 |
|
|
242 |
m_currentFunctionCall.GetEGLint( w, 0 );
|
|
243 |
m_currentFunctionCall.GetEGLint( h, 1 );
|
|
244 |
m_currentFunctionCall.GetEGLint( pixelformat, 2 );
|
|
245 |
|
|
246 |
::eglMakeCurrent( m_Dpy, m_DudSurface, m_DudSurface, m_PoolContext );
|
|
247 |
|
|
248 |
//eglCreatePbufferSurface
|
|
249 |
EGLint pbuffer_surface_attribs[] =
|
|
250 |
{
|
|
251 |
EGL_WIDTH, w,
|
|
252 |
EGL_HEIGHT, h,
|
|
253 |
EGL_NONE
|
|
254 |
};
|
|
255 |
VGImageFormat format = getVGColorFormat( pixelformat );
|
|
256 |
img = ::vgCreateImage(format, w, h, VG_IMAGE_QUALITY_NONANTIALIASED);//todo: quality; how to decide (TSgImageInfo only provides w,h, pixelformat)?
|
|
257 |
if( img != VG_INVALID_HANDLE )
|
|
258 |
{
|
|
259 |
m_SgImageVGImages.push_back( img );
|
|
260 |
}
|
|
261 |
|
|
262 |
m_currentFunctionCall.SetReturnValue( (TUint32)img );
|
|
263 |
::eglBindAPI( previousApi );
|
|
264 |
TRACE("DriverAPIWrapper::CreateVGImageSg <-\n");
|
|
265 |
return WriteReply();
|
|
266 |
}
|
|
267 |
|
|
268 |
int DriverAPIWrapper::DeleteSgImage()
|
|
269 |
{
|
|
270 |
EGLSurface surface;
|
|
271 |
VGImage image;
|
|
272 |
m_currentFunctionCall.GetEGLSurface( surface, 0 );
|
|
273 |
m_currentFunctionCall.GetVGParamValue( image, 1 );
|
|
274 |
|
|
275 |
eglDestroySurface( m_Dpy, surface );
|
|
276 |
vgDestroyImage( image );
|
|
277 |
|
|
278 |
return WriteReply();
|
|
279 |
}
|
|
280 |
|
|
281 |
void DriverAPIWrapper::SyncVGImageFromPBuffer( EGLSurface aPbuffer, VGImage aVGImage )
|
|
282 |
{
|
|
283 |
TRACE("DriverAPIWrapper::SyncVGImageFromPBuffer ->\n");
|
|
284 |
//Store the previous current
|
|
285 |
EGLDisplay disp = ::eglGetCurrentDisplay();
|
|
286 |
EGLSurface draw = ::eglGetCurrentSurface( EGL_DRAW );
|
|
287 |
EGLSurface read = ::eglGetCurrentSurface( EGL_READ );
|
|
288 |
EGLContext ctx = ::eglGetCurrentContext();
|
|
289 |
|
|
290 |
EGLint width(0);
|
|
291 |
EGLint height(0);
|
|
292 |
eglSurfaceAttrib( disp, aPbuffer, EGL_WIDTH, width );
|
|
293 |
eglSurfaceAttrib( disp, aPbuffer, EGL_HEIGHT, height );
|
|
294 |
|
|
295 |
::eglMakeCurrent( m_Dpy, aPbuffer, aPbuffer, m_PoolContext );
|
|
296 |
::vgGetPixels( aVGImage, 0, 0, 0, 0, width, height );
|
|
297 |
//Set the previous current
|
|
298 |
::eglMakeCurrent( disp, draw, read, ctx );
|
|
299 |
TRACE("DriverAPIWrapper::SyncVGImageFromPBuffer <-\n");
|
|
300 |
}
|
|
301 |
|
|
302 |
|
|
303 |
int DriverAPIWrapper::SyncPBufferFromVGImage( VGImage aSrc, VGint aWidth, VGint aHeight )
|
|
304 |
{
|
|
305 |
TRACE("DriverAPIWrapper::SyncPBufferFromVGImage ->\n");
|
|
306 |
if( ((VGboolean)vgGeti( VG_SCISSORING )) == VG_TRUE )
|
|
307 |
{
|
|
308 |
::vgSeti( VG_SCISSORING, VG_FALSE );
|
|
309 |
//The surface is the same size, as the vgimage
|
|
310 |
::vgSetPixels( 0, 0, aSrc, 0, 0, aWidth, aHeight );
|
|
311 |
::vgSeti( VG_SCISSORING, VG_TRUE );
|
|
312 |
}
|
|
313 |
else
|
|
314 |
{
|
|
315 |
::vgSetPixels( 0, 0, aSrc, 0, 0, aWidth, aHeight );
|
|
316 |
}
|
|
317 |
TRACE("DriverAPIWrapper::SyncPBufferFromVGImage <-\n");
|
|
318 |
return 0;
|
|
319 |
}
|
|
320 |
|
|
321 |
|
|
322 |
VGImageFormat DriverAPIWrapper::getVGColorFormat( int aPixelFormat )
|
|
323 |
{
|
|
324 |
switch( aPixelFormat )
|
|
325 |
{
|
|
326 |
case EUidPixelFormatXRGB_8888:
|
|
327 |
{
|
|
328 |
return VG_sXRGB_8888;
|
|
329 |
}
|
|
330 |
case EUidPixelFormatARGB_8888:
|
|
331 |
{
|
|
332 |
return VG_sARGB_8888;
|
|
333 |
}
|
|
334 |
case EUidPixelFormatARGB_8888_PRE:
|
|
335 |
{
|
|
336 |
return VG_sARGB_8888_PRE;
|
|
337 |
}
|
|
338 |
case EUidPixelFormatRGB_565:
|
|
339 |
{
|
|
340 |
return VG_sRGB_565;
|
|
341 |
}
|
|
342 |
case EUidPixelFormatA_8:
|
|
343 |
{
|
|
344 |
return VG_A_8;
|
|
345 |
}
|
|
346 |
default:
|
|
347 |
{
|
|
348 |
return VG_sARGB_8888;
|
|
349 |
}
|
|
350 |
}
|
|
351 |
}
|
|
352 |
|
|
353 |
EGLint* DriverAPIWrapper::getColorAttributes( int aPixelFormat, int& aRed, int& aGreen, int& aBlue, int& aAlpha )
|
|
354 |
{
|
|
355 |
switch( aPixelFormat )
|
|
356 |
{
|
|
357 |
case EUidPixelFormatXRGB_8888:
|
|
358 |
{
|
|
359 |
aRed = aGreen = aBlue = aAlpha = 8;
|
|
360 |
break;
|
|
361 |
}
|
|
362 |
case EUidPixelFormatARGB_8888:
|
|
363 |
{
|
|
364 |
aRed = aGreen = aBlue = aAlpha = 8;
|
|
365 |
break;
|
|
366 |
}
|
|
367 |
case EUidPixelFormatARGB_8888_PRE:
|
|
368 |
{
|
|
369 |
aRed = aGreen = aBlue = aAlpha = 8;
|
|
370 |
break;
|
|
371 |
}
|
|
372 |
case EUidPixelFormatRGB_565:
|
|
373 |
{
|
|
374 |
aRed = 5; aGreen = 6; aBlue = 5; aAlpha = 0;
|
|
375 |
break;
|
|
376 |
}
|
|
377 |
case EUidPixelFormatA_8:
|
|
378 |
{
|
|
379 |
aRed = aGreen = aBlue = 0; aAlpha = 8;
|
|
380 |
break;
|
|
381 |
}
|
|
382 |
default:
|
|
383 |
{
|
|
384 |
aRed = aGreen = aBlue = aAlpha = 0;
|
|
385 |
break;
|
|
386 |
}
|
|
387 |
}
|
|
388 |
static EGLint attribs[] =
|
|
389 |
{
|
|
390 |
EGL_RED_SIZE, aRed,
|
|
391 |
EGL_GREEN_SIZE, aGreen,
|
|
392 |
EGL_BLUE_SIZE, aBlue,
|
|
393 |
EGL_ALPHA_SIZE, aAlpha,
|
|
394 |
EGL_RENDERABLE_TYPE, EGL_OPENVG_BIT,
|
|
395 |
EGL_SURFACE_TYPE, EGL_PBUFFER_BIT,
|
|
396 |
EGL_NONE
|
|
397 |
};
|
|
398 |
return attribs;
|
|
399 |
}
|
|
400 |
|