void TiledImageOpenVG::detachTiles()
{
makeSharedContextCurrent(); // because we create new images
int numTiles = m_tiles.size();
VGImage newTile, originalTile;
for (int i = 0; i < numTiles; ++i) {
originalTile = m_tiles.at(i);
if (originalTile == VG_INVALID_HANDLE)
continue;
VGImageFormat format = (VGImageFormat) vgGetParameteri(originalTile, VG_IMAGE_FORMAT);
VGint width = vgGetParameteri(originalTile, VG_IMAGE_WIDTH);
VGint height = vgGetParameteri(originalTile, VG_IMAGE_HEIGHT);
ASSERT_VG_NO_ERROR();
newTile = vgCreateImage(format, width, height, VG_IMAGE_QUALITY_FASTER);
ASSERT_VG_NO_ERROR();
vgCopyImage(newTile, 0, 0, originalTile, 0, 0, width, height, VG_FALSE /* dither */);
ASSERT_VG_NO_ERROR();
m_tiles.at(i) = newTile;
}
}
VGImage ResizeImage(VGImage src, int width, int height)
{
int orig_width = vgGetParameteri(src, VG_IMAGE_WIDTH);
int orig_height = vgGetParameteri(src, VG_IMAGE_HEIGHT);
printf("(%d, %d)\n", orig_width, orig_height);
VGImage dst = vgCreateImage(VG_sABGR_8888, width, height, VG_IMAGE_QUALITY_BETTER);
vgCopyImage(dst, 0, 0,src,0,0,width, height,0);
return dst;
}
void QVGPixmapData::fromNativeType(void* pixmap, NativeType type)
{
if (type == QPixmapData::SgImage && pixmap) {
#if defined(QT_SYMBIAN_SUPPORTS_SGIMAGE) && !defined(QT_NO_EGL)
RSgImage *sgImage = reinterpret_cast<RSgImage*>(pixmap);
destroyImages();
prevSize = QSize();
vgImage = sgImageToVGImage(context, *sgImage);
if (vgImage != VG_INVALID_HANDLE) {
w = vgGetParameteri(vgImage, VG_IMAGE_WIDTH);
h = vgGetParameteri(vgImage, VG_IMAGE_HEIGHT);
d = 32; // We always use ARGB_Premultiplied for VG pixmaps.
}
is_null = (w <= 0 || h <= 0);
source = QVolatileImage(); // readback will be done later, only when needed
recreate = false;
prevSize = QSize(w, h);
updateSerial();
#endif
} else if (type == QPixmapData::FbsBitmap && pixmap) {
CFbsBitmap *bitmap = reinterpret_cast<CFbsBitmap *>(pixmap);
QSize size(bitmap->SizeInPixels().iWidth, bitmap->SizeInPixels().iHeight);
resize(size.width(), size.height());
source = QVolatileImage(bitmap); // duplicates only, if possible
if (source.isNull())
return;
if (!conversionLessFormat(source.format())) {
// Here we may need to copy if the formats do not match.
// (e.g. for display modes other than EColor16MAP and EColor16MU)
source.beginDataAccess();
QImage::Format format = idealFormat(&source.imageRef(), Qt::AutoColor);
source.endDataAccess(true);
source.ensureFormat(format);
}
recreate = true;
} else if (type == QPixmapData::VolatileImage && pixmap) {
QVolatileImage *img = static_cast<QVolatileImage *>(pixmap);
resize(img->width(), img->height());
source = *img;
recreate = true;
} else if (type == QPixmapData::NativeImageHandleProvider && pixmap) {
destroyImages();
nativeImageHandleProvider = static_cast<QNativeImageHandleProvider *>(pixmap);
// Cannot defer the retrieval, we need at least the size right away.
createFromNativeImageHandleProvider();
}
}
float Path::length()
{
m_path->makeCompatibleContextCurrent();
VGfloat length = vgPathLength(m_path->vgPath(), 0, vgGetParameteri(m_path->vgPath(), VG_PATH_NUM_SEGMENTS));
ASSERT_VG_NO_ERROR();
return length;
}
/*******************************************************************************
* Function Name : TileImageInMask
* Description : This function tiles the passed in image to fill the mask
layer with values
*******************************************************************************/
void OVGMaskLayer::TileImageInMask(VGImage &vgImg, VGMaskOperation eOperation)
{
unsigned int ui32ImageWidth = vgGetParameteri(vgImg, VG_IMAGE_WIDTH);
unsigned int ui32ImageHeight = vgGetParameteri(vgImg, VG_IMAGE_HEIGHT);
// Tile the image in the mask
for(int i32X = 0; i32X < (int) m_ui32ScreenWidth; i32X += ui32ImageWidth)
{
for(int i32Y = 0; i32Y < (int) m_ui32ScreenHeight; i32Y += ui32ImageHeight)
{
int i32W = i32X + ui32ImageWidth > m_ui32ScreenWidth ? m_ui32ScreenWidth - i32X : m_ui32ScreenWidth;
int i32H = i32Y + ui32ImageHeight > m_ui32ScreenHeight ? m_ui32ScreenHeight - i32Y : m_ui32ScreenHeight;
vgMask(vgImg, eOperation, i32X, i32Y, i32W, i32H);
}
}
}
float Path::normalAngleAtLength(float length, bool& ok)
{
VGfloat tangentX, tangentY;
m_path->makeCompatibleContextCurrent();
vgPointAlongPath(m_path->vgPath(), 0, vgGetParameteri(m_path->vgPath(), VG_PATH_NUM_SEGMENTS),
length, 0, 0, &tangentX, &tangentY);
ok = (vgGetError() == VG_NO_ERROR);
return atan2f(tangentY, tangentX) * 180.0 / piFloat; // convert to degrees
}
FloatPoint Path::pointAtLength(float length, bool& ok)
{
VGfloat x = 0, y = 0;
m_path->makeCompatibleContextCurrent();
vgPointAlongPath(m_path->vgPath(), 0, vgGetParameteri(m_path->vgPath(), VG_PATH_NUM_SEGMENTS),
length, &x, &y, 0, 0);
ok = (vgGetError() == VG_NO_ERROR);
return FloatPoint(x, y);
}
/*******************************************************************************
* Function Name : RenderScene
* Returns : true if no error occured
* Description : Main rendering loop function of the program. The shell will
* call this function every frame.
*******************************************************************************/
bool CChildImage::RenderScene()
{
//Clear the screen with the current clear color.
vgClear(0, 0, PVRShellGet(prefWidth), PVRShellGet(prefHeight));
//Change the matrix mode to VG_MATRIX_IMAGE_USER_TO_SURFACE so we can transform the images
vgSeti(VG_MATRIX_MODE, VG_MATRIX_IMAGE_USER_TO_SURFACE);
//Set the current matrix to the identiy
vgLoadIdentity();
//Translate the image to the desired position
vgTranslate(PVRShellGet(prefWidth) * 0.5f - (IMG_SIZE * 0.5f), PVRShellGet(prefHeight)* 0.5f + 5.0f);
//Draw the main image
vgDrawImage(m_vgImage);
//Reset the current matrix...
vgLoadIdentity();
//...Perform a translation to position the first child image...
int i32Height = vgGetParameteri(m_avgChildImages[0], VG_IMAGE_HEIGHT);
vgTranslate(PVRShellGet(prefWidth) * 0.5f - (vgGetParameteri(m_avgChildImages[1], VG_IMAGE_WIDTH) * 0.5f), PVRShellGet(prefHeight)* 0.5f - i32Height - 5.0f);
//...and draw
vgDrawImage(m_avgChildImages[0]);
//Reset the current matrix...
vgLoadIdentity();
//...Perform a translation to position the second child image...
i32Height = vgGetParameteri(m_avgChildImages[0], VG_IMAGE_HEIGHT) + vgGetParameteri(m_avgChildImages[1], VG_IMAGE_HEIGHT);
vgTranslate(PVRShellGet(prefWidth) * 0.5f - (vgGetParameteri(m_avgChildImages[1], VG_IMAGE_WIDTH) * 0.5f), PVRShellGet(prefHeight)* 0.5f - i32Height - 10.0f);
//...and draw
vgDrawImage(m_avgChildImages[1]);
m_PrintVG.DisplayDefaultTitle("ChildImage", "", ePVRTPrint3DLogoIMG);
return true;
}
//------------------------------------------------------------------------------
void term_init(tTermState * ts, float widthPer, float heightPer, int width, int height)
{
ts->image = 0;
if(ts->image == 0)
{
if(width <= 0 || height <= 0)
{
ts->term_w = VTERM_WIDTH;
ts->term_h = VTERM_HEIGHT;
}
else
{
ts->term_w = width;
ts->term_h = height;
}
ts->term_vbuff = malloc(ts->term_w * ts->term_h * sizeof(tScrChr));
int w = (state->screen_width * widthPer);
int h = (state->screen_height * heightPer);
ts->image = create_image_from_buf((unsigned char *) tv_jpeg_raw_data, tv_jpeg_raw_size, w, h);
term_clear(ts, VTERM_CLR);
ts->tv_width = vgGetParameteri(ts->image, VG_IMAGE_WIDTH);
ts->tv_height = vgGetParameteri(ts->image, VG_IMAGE_HEIGHT);
ts->offsetXY.y = (ts->tv_height * .14f);
ts->offsetXY.x = (ts->tv_width * .10f);
ts->tvXY.x = (state->screen_width - ts->tv_width) / 2;
ts->tvXY.y = (state->screen_height - ts->tv_height) / 2;
ts->image_height = ts->tv_height - (ts->offsetXY.y * 2);
ts->image_width = ts->tv_width - (ts->offsetXY.x * 2);
ts->imageXY.x = (state->screen_width - ts->image_width) / 2;
ts->imageXY.y = (state->screen_height - ts->image_height) / 2;
ts->term_x_inc = ts->image_width / ts->term_w;
ts->term_y_inc = ts->image_height / ts->term_h;
ts->txtXY.x = ts->imageXY.x + ts->term_x_inc;
ts->txtXY.y = state->screen_height - ts->imageXY.y - ts->term_y_inc * 1.5;
ts->numPointFont = numPointFontMed; //med default
ts->numFont = 1; //topaz font
ts->term_color = 0;
}
}
static void append(VGPath path, int numSegments, const VGubyte* segments, int numCoordinates, const VGfloat* coordinates)
{
MK_ASSERT(numCoordinates <= 26);
VGPathDatatype datatype = (VGPathDatatype)vgGetParameteri(path, VG_PATH_DATATYPE);
VGfloat scale = vgGetParameterf(path, VG_PATH_SCALE);
VGfloat bias = vgGetParameterf(path, VG_PATH_BIAS);
switch(datatype)
{
case VG_PATH_DATATYPE_S_8:
{
int8_t data[26];
for(int i=0;i<numCoordinates;i++)
data[i] = (int8_t)floor((coordinates[i] - bias) / scale + 0.5f); //add 0.5 for correct rounding
vgAppendPathData(path, numSegments, segments, data);
break;
}
case VG_PATH_DATATYPE_S_16:
{
int16_t data[26];
for(int i=0;i<numCoordinates;i++)
data[i] = (int16_t)floor((coordinates[i] - bias) / scale + 0.5f); //add 0.5 for correct rounding
vgAppendPathData(path, numSegments, segments, data);
break;
}
case VG_PATH_DATATYPE_S_32:
{
int32_t data[26];
for(int i=0;i<numCoordinates;i++)
data[i] = (int32_t)floor((coordinates[i] - bias) / scale + 0.5f); //add 0.5 for correct rounding
vgAppendPathData(path, numSegments, segments, data);
break;
}
default:
{
MK_ASSERT(datatype == VG_PATH_DATATYPE_F);
float data[26];
for(int i=0;i<numCoordinates;i++)
data[i] = (float)((coordinates[i] - bias) / scale);
vgAppendPathData(path, numSegments, segments, data);
break;
}
}
}
/*******************************************************************************
* Function Name : InitView
* Returns : true if no error occured
* Description : Code in InitView() will be called by the Shell upon a change
* in the rendering context.
* Used to initialise variables that are dependent on the rendering
* context (e.g. textures, vertex buffers, etc.)
*******************************************************************************/
bool CChildImage::InitView()
{
//Create an image
m_vgImage = vgCreateImage(VG_sRGBA_8888, IMG_SIZE, IMG_SIZE, VG_IMAGE_QUALITY_NONANTIALIASED);
/*
Populate the image from memory. A 32bit integer array (8bits per component)
is created and populated.
*/
VGuint* pui32ImgData = new VGuint[IMG_SIZE*IMG_SIZE];
for(int i = 0; i < IMG_SIZE; ++i)
{
for(int j = 0; j < IMG_SIZE; ++j)
{
// Fills the data with a fancy pattern
if ( ((i*j)/8) % 2 )
pui32ImgData[j*IMG_SIZE+i] = PVRTRGBA(255,255,0,255);
else
pui32ImgData[j*IMG_SIZE+i] = PVRTRGBA(255, 255 - (j * 2), 255 - i, 255 - (i * 2));
}
}
/*
The data in the array is then copied to the portion of the image starting at (0,0) through to (IMG_SIZE, IMG_SIZE), in
this case that is the whole image. The coordinate system of the image places (0,0) at the bottom left-hand corner and
(IMG_SIZE, IMG_SIZE) at the top right-hand corner.
*/
vgImageSubData(m_vgImage, pui32ImgData, sizeof(VGuint) * IMG_SIZE, VG_sRGBA_8888, 0, 0, IMG_SIZE, IMG_SIZE);
// Delete the image data as it is now in OpenVG memory
delete[] pui32ImgData;
pui32ImgData = 0;
//Create child images
/*
The first child is a child of m_vgImage and is made up of the region of m_vgImage from (0,0) to (IMG_SIZE / 2, IMG_SIZE / 2).
Note: The area specified must be in the bounds of the parent.
*/
m_avgChildImages[0] = vgChildImage(m_vgImage, 0, 0, (VGint) (IMG_SIZE * 0.5), (VGint) (IMG_SIZE * 0.5));
//The second child is a clone of the first child.
//Get the dimensions of the first child..
int i32ChildWidth = vgGetParameteri(m_avgChildImages[0], VG_IMAGE_WIDTH);
int i32ChildHeight= vgGetParameteri(m_avgChildImages[0], VG_IMAGE_HEIGHT);
//..and use them to define the region for creating the second child.
m_avgChildImages[1] = vgChildImage(m_avgChildImages[0], 0, 0, i32ChildWidth, i32ChildHeight);
/*
Clear a small portion of the bottom left-hand corner of m_avgChildImages[0] to red.
This change will be seen in all relatives of m_avgChildImages[0], reason being they
all share the same physical memory.
Note:
When clearing you specify the coordinate you want to start from and then how many pixels
across and up you want to clear.
*/
VGfloat afClearColour[] = {1.0f, 0.0f, 0.0f, 1.0f};
vgSetfv(VG_CLEAR_COLOR, 4, afClearColour);
vgClearImage(m_avgChildImages[0], 0, 0, 10, 10);
//Set the clear colour for clearing the sceen
afClearColour[0] = 0.6f;
afClearColour[1] = 0.8f;
afClearColour[2] = 1.0f;
afClearColour[3] = 1.0f;
vgSetfv(VG_CLEAR_COLOR, 4, afClearColour);
m_PrintVG.Initialize(PVRShellGet(prefWidth), PVRShellGet(prefHeight));
return true;
}
LOCAL_C void LaunchClientProcessL()
{
__UHEAP_MARK;
RProcess::Rendezvous(KErrNone);
RSemaphore sem;
User::LeaveIfError(sem.OpenGlobal(KEglStressTest));
CleanupClosePushL(sem);
//Access data passed from the main process
TStressProcessInfo info;
TPckg<TStressProcessInfo> pckgInfo(info);
User::LeaveIfError(User::GetDesParameter(KMultiProcessSlot, pckgInfo));
//Create RSgDriver and open the image
RSgDriver driver;
User::LeaveIfError(driver.Open());
CleanupClosePushL(driver);
RSgImage image;
User::LeaveIfError(image.Open(info.iSgId));
CleanupClosePushL(image);
EGLDisplay display;
EGL_LEAVE_NULL(display, eglGetDisplay(EGL_DEFAULT_DISPLAY));
EGL_LEAVE_ERROR(eglInitialize(display, NULL, NULL));
EGL_LEAVE_ERROR(eglBindAPI(EGL_OPENVG_API));
//Initialise to remove arm compiler warnings
EGLConfig config = 0;
EGLContext context = EGL_NO_CONTEXT;
EGLSurface surface = EGL_NO_SURFACE;
if(info.iTestType == EStressRead)
{
TSgImageInfo sginfo;
User::LeaveIfError(image.GetInfo(sginfo));
//Create an independant pixmap surface on which to copy the vgimage
RSgImage image2;
User::LeaveIfError(image2.Create(sginfo, NULL, NULL));
CleanupClosePushL(image2);
ChooseConfigAndCreateContextL(display, context, config, image2, KStressTestChildAppPanic, info.iAlphaPre);
EGL_LEAVE_NULL(surface, CreatePixmapSurfaceL(display, config, image2, info.iAlphaPre));
CleanupStack::PopAndDestroy(&image2);
}
else
{
ChooseConfigAndCreateContextL(display, context, config, image, KStressTestChildAppPanic, info.iAlphaPre);
EGL_LEAVE_NULL(surface, CreatePixmapSurfaceL(display, config, image, info.iAlphaPre));
}
EGL_LEAVE_ERROR(eglMakeCurrent(display, surface, surface, context));
VGImage vgImage;
GenerateVgImageL(display, &image, vgImage);
/* Create and install the active scheduler */
CActiveScheduler* sched = new(ELeave) CActiveScheduler;
CActiveScheduler::Install(sched);
CleanupStack::PushL(sched);
TInt width = vgGetParameteri(vgImage, VG_IMAGE_WIDTH);
VgLeaveIfErrorL();
TInt height = vgGetParameteri(vgImage, VG_IMAGE_HEIGHT);
VgLeaveIfErrorL();
VGImageFormat format = static_cast<VGImageFormat>(vgGetParameteri(vgImage, VG_IMAGE_FORMAT));
VgLeaveIfErrorL();
TBool testPass = ETrue;
CTReadWriteChild* painter = CTReadWriteChild::NewL(vgImage, width, height, info.iByteSize, format, info.iTestType, testPass);
CleanupStack::PushL(painter);
painter->After(TTimeIntervalMicroSeconds32(0));
//Data access is synchronised from the main process
sem.Wait();
sched->Start();
if(testPass == EFalse)
{
// Leave with a 'known' test error so that we can catch this particular failure
User::Leave(KTestStressUnexpectedPixelError);
}
CleanupStack::PopAndDestroy(5, &sem); //painter, sched, image, driver, sem
__UHEAP_MARKEND;
}
bool Path::hasCurrentPoint() const
{
m_path->makeCompatibleContextCurrent();
return vgGetParameteri(m_path->vgPath(), VG_PATH_NUM_SEGMENTS) > 0;
}
bool Path::isEmpty() const
{
m_path->makeCompatibleContextCurrent();
return !vgGetParameteri(m_path->vgPath(), VG_PATH_NUM_SEGMENTS);
}
TInt CHuiVg10VgImageBinder::BindClientBuffer(TUint aBuffer)
{
// This returns the index of the corresponding aBuffer stored in the array.
// If KErrNotFound is returned,it indicates that this is the first BindClientBuffer
// call for aBuffer and hence eglPbufferfromclient has to be created for this buffer
TInt bufferIndex = iGroupOpacityImages.Find(aBuffer);
// This check mandates that iSavedDraw/Read Surfaces are stored only for the first time
// (i.e., before any pbufferfromclient surfaces are created).This is because when there are concurrent
// BindToImageL calls,we would eventually be losing track of the base window surface on
// top of which the vgImage has to be drawn.
if(iGroupOpacityImages.Count() == 0)
{
// Save current context and surfaces
iSavedContext = eglGetCurrentContext();
iSavedDrawSurface = eglGetCurrentSurface(EGL_DRAW);
iSavedReadSurface = eglGetCurrentSurface(EGL_READ);
}
// Buffer Index would be KErrNotFound if this is the first BindClientBuffer call for aBuffer
// (there would be multiple BindClientBuffer calls for an aBuffer) and hence corresponding
// pbufferfromclient surface has to be created for that aBuffer.
if(bufferIndex == KErrNotFound)
{
// Check whether we should use the Alpha format bit
VGImageFormat imageFormat = (VGImageFormat)vgGetParameteri(aBuffer, VG_IMAGE_FORMAT);
TInt maskBit = 0;
if (imageFormat == VG_sRGBA_8888_PRE)
{
maskBit = EGL_VG_ALPHA_FORMAT_PRE_BIT;
}
const TInt BITS_PER_CHANNEL = 8;
// Choose an EGL config
const EGLint attrs[] =
{
EGL_RENDERABLE_TYPE, EGL_OPENVG_BIT,
EGL_SURFACE_TYPE, EGL_PBUFFER_BIT | maskBit,
EGL_RED_SIZE, BITS_PER_CHANNEL,
EGL_GREEN_SIZE, BITS_PER_CHANNEL,
EGL_BLUE_SIZE, BITS_PER_CHANNEL,
EGL_ALPHA_SIZE, BITS_PER_CHANNEL,
EGL_NONE
};
// Create a context
TInt configCount = iRenderPlugin->EglChooseConfig(attrs);
EGLConfig config = iRenderPlugin->EglConfig(0);
// Create a pbuffer surface
iEglPBufferSurface_Client = eglCreatePbufferFromClientBuffer(iRenderPlugin->EglDisplay(),
EGL_OPENVG_IMAGE,
static_cast<EGLClientBuffer>(aBuffer), // Use the param image as buffer
config, NULL);
if (iEglPBufferSurface_Client == EGL_NO_SURFACE)
{
HUI_DEBUG1(_L("CHuiVg10VgImageBinder::BindClientBuffer() - EGL Surface could not be created, eglErr: %04x"), eglGetError() );
return KErrGeneral;
}
iGroupOpacitySurfaces.Append(iEglPBufferSurface_Client);
iGroupOpacityImages.Append(aBuffer);
}
// Control would go to else part indicating that this is not the first BindClientBuffer for aBuffer
// and hence the corresponding eglPBufferfromClient surface could be retrieved with the bufferIndex
else
{
iEglPBufferSurface_Client = iGroupOpacitySurfaces[bufferIndex];
}
EGLContext context = iRenderPlugin->EglSharedContext();
// eglMakeCurrent with EGL_NO_SURFACE de-couples vgImage from an old eglpbufferfromclient surface.
// Otherwise in a multiple BindClientBuffer scenario for the same vgImage, eglMakeCurrent
// fails with an EGL_BAD_ACCESS error (vgimage already inuse error)
eglMakeCurrent(iRenderPlugin->EglDisplay(), EGL_NO_SURFACE, EGL_NO_SURFACE, context);
// Bind our own PBuffer surface (from VGImage)
if ( eglMakeCurrent(iRenderPlugin->EglDisplay(), iEglPBufferSurface_Client, iEglPBufferSurface_Client, context ) == EGL_FALSE )
{
HUI_DEBUG1(_L("CHuiVg10VgImageBinder::BindClientBuffer() - EGL Surface could not be made current, eglErr: %04x"), eglGetError());
TInt eglError = eglGetError();
return KErrGeneral;
}
// Alles in Ordnung!
return KErrNone;
}