本文整理汇总了C++中VisualGraphics::copyARGBBitmapDataToTexture方法的典型用法代码示例。如果您正苦于以下问题:C++ VisualGraphics::copyARGBBitmapDataToTexture方法的具体用法?C++ VisualGraphics::copyARGBBitmapDataToTexture怎么用?C++ VisualGraphics::copyARGBBitmapDataToTexture使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类VisualGraphics
的用法示例。
在下文中一共展示了VisualGraphics::copyARGBBitmapDataToTexture方法的8个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: initWithARGBPixelData
bool VisualTextureContainer::initWithARGBPixelData(PixelColor* argbPixels, size_t imageWidth, size_t imageHeight, bool debug) {
bool success = true;
this->imageRect.width = imageWidth;
this->imageRect.height = imageHeight;
VisualGraphics* theVisualGraphics = VisualGraphics::getInstance();
this->useRectExtension = theVisualGraphics->canUseTextureRectExtension();
if (this->useRectExtension == false) {
this->textureRect.width = theVisualGraphics->power2Ceiling(this->imageRect.width);
this->textureRect.height = theVisualGraphics->power2Ceiling(this->imageRect.height);
} else {
this->textureRect.width = this->imageRect.width;
this->textureRect.height = this->imageRect.height;
}
this->textureName = theVisualGraphics->getNextFreeTextureName();
this->aTextureIsSet = true;
VisualTextureContainer::textureRefCountMap[this->textureName] = 1;
success = theVisualGraphics->copyARGBBitmapDataToTexture(this->textureName, this->imageRect.width, this->imageRect.height, this->useRectExtension, const_cast<const uint32**>(&(argbPixels)), debug);
if (this->useRectExtension == false) {
this->logicalSize.width = (double)this->imageRect.width / (double)this->textureRect.width;
this->logicalSize.height = (double)this->imageRect.height / (double)this->textureRect.height;
} else {
this->logicalSize.width = (double)this->textureRect.width;
this->logicalSize.height = (double)this->textureRect.height;
}
return success;
}
示例2: initWithURL
OSStatus VisualTextureContainer::initWithURL(VisualString& anURL) {
this->releaseTextureData();
if (this->pixelBuffer != NULL) {
free(this->pixelBuffer);
this->pixelBuffer = NULL;
}
OSStatus osStatus = noErr;
CFURLRef imageURL = CFURLCreateWithString(kCFAllocatorDefault, anURL.getCharactersPointer(), NULL);
CGImageSourceRef imageSource = CGImageSourceCreateWithURL(imageURL, NULL);
CGImageRef imageRef = CGImageSourceCreateImageAtIndex(imageSource, 0, NULL);
this->imageWidth = CGImageGetWidth(imageRef);
this->imageHeight = CGImageGetHeight(imageRef);
VisualGraphics* theVisualGraphics = VisualGraphics::getInstance();
this->useRectExtension = theVisualGraphics->canUseTextureRectExtension();
if (this->useRectExtension == false) {
this->textureWidth = theVisualGraphics->power2Ceiling(this->imageWidth);
this->textureHeight = theVisualGraphics->power2Ceiling(this->imageHeight);
} else {
this->textureWidth = this->imageWidth;
this->textureHeight = this->imageHeight;
}
CGContextRef context = theVisualGraphics->createBitmapContext(this->textureWidth, this->textureHeight);
CGContextTranslateCTM(context, 0.0, (float)this->textureHeight + (float)(this->textureHeight - this->imageHeight));
CGContextScaleCTM(context, 1.0, -1.0);
CGRect rect = CGRectMake(0, (this->textureHeight - this->imageHeight), this->imageWidth, this->imageHeight);
CGContextDrawImage(context, rect, imageRef);
this->pixelBuffer = static_cast<UInt32*>(CGBitmapContextGetData(context));
this->textureName = theVisualGraphics->getNextFreeTextureName();
this->textureIsSet = true;
VisualTextureContainer::textureRefCountMap[this->textureName] = 1;
theVisualGraphics->copyARGBBitmapDataToTexture(this->textureName, this->textureWidth, this->textureHeight, this->useRectExtension, this->pixelFormat, this->dataType, const_cast<const UInt32**>(&(this->pixelBuffer)));
CGContextRelease(context);
if (this->pixelBuffer) {
free(this->pixelBuffer);
this->pixelBuffer = NULL;
}
CGImageRelease(imageRef);
if (this->useRectExtension == false) {
this->textureLogicalWidth = (double)this->imageWidth / (double)this->textureWidth;
this->textureLogicalHeight = (double)this->imageHeight / (double)this->textureHeight;
} else {
this->textureLogicalWidth = (double)this->textureWidth;
this->textureLogicalHeight = (double)this->textureHeight;
}
return osStatus;
}
示例3: copyARGBBitmapDataToTexture
bool copyARGBBitmapDataToTexture(uint32 textureNumber, uint32 imageWidth, uint32 imageHeight, bool canUseRectExtension, uint32** bitmapData) {
VisualGraphics* theVisualGraphics = VisualGraphics::getInstance();
return theVisualGraphics->copyARGBBitmapDataToTexture(textureNumber, imageWidth, imageHeight, canUseRectExtension, const_cast<const uint32**>(bitmapData));
}
示例4: applyConvolutionFilter
//.........这里部分代码省略.........
#if TARGET_OS_WIN
dataType = kGL_UNSIGNED_BYTE;
#else
#if __BIG_ENDIAN__
dataType = kGL_UNSIGNED_INT_8_8_8_8_REV;
#else
dataType = kGL_UNSIGNED_INT_8_8_8_8;
#endif
#endif
if (theVisualGraphics->doesSupportGLConvolutionFilter()) {
int prevReadBuffer = theVisualGraphics->getCurrentColorBufferForPixelReadingOperations();
theVisualGraphics->setColorBufferForPixelReadingOperations(kGL_BACK_COLOR_BUFFER);
int prevDrawBuffer = theVisualGraphics->getCurrentColorBufferForPixelDrawingOperations();
theVisualGraphics->setColorBufferForPixelDrawingOperations(kGL_BACK_COLOR_BUFFER);
uint32* prevPixels = NULL;
char errStr[512];
uint8 numberOfBytesPerChannel = 0;
uint8 numberOfChannels = 0; // channel == color resp. alpha channel
uint8 numberOfBytesPerPixel = 0;
uint32 numberOfBytesPerRow = 0;
if ((pixelFormat == kGL_RGBA) || (pixelFormat == kGL_BGRA)) {
numberOfChannels = 4;
} else {
sprintf(errStr, "unknown format %d in file: %s (line: %d) [%s])", pixelFormat, __FILE__, __LINE__, __FUNCTION__);
writeLog(errStr);
return;
}
if ((dataType == kGL_UNSIGNED_INT_8_8_8_8_REV) || (dataType == kGL_UNSIGNED_INT_8_8_8_8) || (dataType == kGL_UNSIGNED_BYTE)) {
numberOfBytesPerChannel = 1; // // 1 byte (== 8 bits) per color/channel
} else {
sprintf(errStr, "unknown type %d in file: %s (line: %d) [%s])", dataType, __FILE__, __LINE__, __FUNCTION__);
writeLog(errStr);
return;
}
numberOfBytesPerPixel = numberOfBytesPerChannel * numberOfChannels;
numberOfBytesPerRow = numberOfBytesPerPixel * this->textureRect.width;
// read previous pixels
if ((pixelFormat == kGL_RGBA) || (pixelFormat == kGL_BGRA)) {
prevPixels = (uint32*)calloc((numberOfBytesPerRow / numberOfBytesPerPixel) * this->textureRect.height, numberOfBytesPerPixel);
}
VisualCamera aCamera;
aCamera.setOrthographicProjection();
theVisualGraphics->readPixels(aCamera.getMaxLeftCoord(), aCamera.getMaxBottomCoord(), this->textureRect.width, this->textureRect.height, &prevPixels, pixelFormat, dataType, aCamera);
PixelColor* pixels = NULL;
pixels = this->createARGBImagePixels();
if (pixels == NULL) {
sprintf(errStr, "pixels == NULL in file: %s (line: %d) [%s])", __FILE__, __LINE__, __FUNCTION__);
writeLog(errStr);
return;
}
theVisualGraphics->drawPixels(&pixels, aCamera.getMaxLeftCoord(), aCamera.getMaxBottomCoord(), this->imageRect.width, this->imageRect.height, pixelFormat, dataType, &aConvolutionFilter);
free(pixels);
pixels = NULL;
BottomLeftPositionedPixelRect clipRect;
clipRect.bottomLeftPixel.x = 0;
clipRect.bottomLeftPixel.y = 0;
clipRect.pixelRect.width = this->textureRect.width;
clipRect.pixelRect.height = this->textureRect.height;
theVisualGraphics->enableTexturing(this->useRectExtension);
theVisualGraphics->copyFramebufferToTexture(this->textureName, this->useRectExtension, clipRect, pixelFormat, dataType);
theVisualGraphics->disableTexturing(this->useRectExtension);
// restore previous pixels
theVisualGraphics->drawPixels(&prevPixels, aCamera.getMaxLeftCoord(), aCamera.getMaxBottomCoord(), this->textureRect.width, this->textureRect.height, pixelFormat, dataType);
free(prevPixels);
theVisualGraphics->setColorBufferForPixelDrawingOperations(prevDrawBuffer);
theVisualGraphics->setColorBufferForPixelReadingOperations(prevReadBuffer);
} else {
PixelColor* pixels = this->createARGBImagePixels();
PixelColor* filteredPixels = NULL;
aConvolutionFilter.applyToPixelData(pixels, this->imageRect.width, this->imageRect.height, pixelFormat, dataType, &filteredPixels);
free(pixels);
pixels = NULL;
bool success = false;
const PixelColor* constFilteredPixels = const_cast<const PixelColor*>(filteredPixels);
success = theVisualGraphics->copyARGBBitmapDataToTexture(this->textureName, this->imageRect.width, this->imageRect.height, this->useRectExtension, &constFilteredPixels);
if (filteredPixels != NULL) {
free(filteredPixels);
}
}
}
示例5: initWithStyledString
bool VisualTextureContainer::initWithStyledString(VisualStyledString& styledString) {
this->releaseTextureData();
bool success = true;
const VisualString* aVisualString = &(styledString);
VisualStringStyle& stringStyle = styledString.getStyle();
if (aVisualString->getNumberOfCharacters() == 0) {
return false;
}
VisualGraphics* theVisualGraphics = VisualGraphics::getInstance();
uint32 maxPixelWidth = theVisualGraphics->getCanvasPixelWidth();
uint32 maxPixelHeight = theVisualGraphics->getCanvasPixelHeight();
this->textureName = theVisualGraphics->getNextFreeTextureName();
this->aTextureIsSet = true;
VisualTextureContainer::textureRefCountMap[this->textureName] = 1;
this->useRectExtension = theVisualGraphics->canUseTextureRectExtension();
#if TARGET_OS_MAC
char alignmentStr[32];
switch (stringStyle.horizontalAlignment) {
case (kLeftAligned):
strcpy(alignmentStr, "left");
break;
case(kCenterAligned):
strcpy(alignmentStr, "center");
break;
case(kRightAligned):
strcpy(alignmentStr, "right");
break;
default:
break;
}
success = getDimensionsOfCocoaStringBitmap((void*)aVisualString, (void*)&stringStyle, &(this->imageRect.width), &(this->imageRect.height), maxPixelWidth, maxPixelHeight, alignmentStr);
if (!success) {
return success;
}
if (this->useRectExtension == false) {
this->textureRect.width = theVisualGraphics->power2Ceiling(this->imageRect.width);
this->textureRect.height = theVisualGraphics->power2Ceiling(this->imageRect.height);
} else {
this->textureRect.width = this->imageRect.width;
this->textureRect.height = this->imageRect.height;
}
PixelColor* pixelBuffer = (uint32*)calloc(this->textureRect.width * this->textureRect.height, sizeof(uint32));
success = getCocoaStringBitmapData((void*)&styledString, this->textureRect.width, this->textureRect.height, alignmentStr, &(pixelBuffer));
success = theVisualGraphics->copyARGBBitmapDataToTexture(this->textureName, this->textureRect.width, this->textureRect.height, this->useRectExtension, const_cast<const uint32**>(&(pixelBuffer)));
#endif
#if TARGET_OS_WIN
wchar_t* stringValueRef = (wchar_t*)(styledString.getCharactersPointer());
uint8 red = (uint8)(stringStyle.fontColor.r * 255.0f);
uint8 green = (uint8)(stringStyle.fontColor.g * 255.0f);
uint8 blue = (uint8)(stringStyle.fontColor.b * 255.0f);
if (!stringValueRef) {
success = false;
return success;
}
success = theVisualGraphics->makeTextureOfStringWin(stringValueRef, styledString.getNumberOfCharacters(), this->textureName, this->textureRect.width, this->textureRect.height, this->imageRect.width, this->imageRect.height, stringStyle.fontNameStr, (uint16)stringStyle.fontSize, red, green, blue, stringStyle.horizontalAlignment, maxPixelWidth, maxPixelHeight);
#endif
if (this->useRectExtension == false) {
this->logicalSize.width = (double)this->imageRect.width / (double)this->textureRect.width;
this->logicalSize.height = (double)this->imageRect.height / (double)this->textureRect.height;
} else {
this->logicalSize.width = (double)this->textureRect.width;
this->logicalSize.height = (double)this->textureRect.height;
}
return success;
}
示例6: initWithString
OSStatus VisualTextureContainer::initWithString(const VisualString& stringValue, VisualStringStyle& stringStyle) {
this->releaseTextureData();
if (this->pixelBuffer != NULL) {
free(this->pixelBuffer);
this->pixelBuffer = NULL;
}
OSStatus status = noErr;
VisualGraphics* theVisualGraphics = VisualGraphics::getInstance();
UInt16 maxPixelWidth = theVisualGraphics->getCanvasPixelWidth();
UInt16 maxPixelHeight = theVisualGraphics->getCanvasPixelHeight();
this->textureName = theVisualGraphics->getNextFreeTextureName();
this->textureIsSet = true;
VisualTextureContainer::textureRefCountMap[this->textureName] = 1;
this->useRectExtension = theVisualGraphics->canUseTextureRectExtension();
#if TARGET_OS_MAC
char alignmentStr[32];
switch (stringStyle.horizontalAlignment) {
case (kLeftAligned):
strcpy(alignmentStr, "left");
break;
case(kCenterAligned):
strcpy(alignmentStr, "center");
break;
case(kRightAligned):
strcpy(alignmentStr, "right");
break;
default:
break;
}
status = getDimensionsOfCocoaStringBitmap((void*)&stringValue, &(this->imageWidth), &(this->imageHeight), const_cast<char*>(stringStyle.fontNameStr), &(stringStyle.fontSize), stringStyle.fontColor.r, stringStyle.fontColor.g, stringStyle.fontColor.b, maxPixelWidth, maxPixelHeight, alignmentStr);
if (this->useRectExtension == false) {
this->textureWidth = theVisualGraphics->power2Ceiling(this->imageWidth);
this->textureHeight = theVisualGraphics->power2Ceiling(this->imageHeight);
} else {
this->textureWidth = this->imageWidth;
this->textureHeight = this->imageHeight;
}
this->pixelBuffer = (UInt32*)calloc(this->textureWidth * this->textureHeight, sizeof(UInt32));
status = getCocoaStringBitmapData((void*)&stringValue, this->textureWidth, this->textureHeight, const_cast<char*>(stringStyle.fontNameStr), stringStyle.fontSize, stringStyle.fontColor.r, stringStyle.fontColor.g, stringStyle.fontColor.b, alignmentStr, &(this->pixelBuffer));
theVisualGraphics->copyARGBBitmapDataToTexture(this->textureName, this->textureWidth, this->textureHeight, this->useRectExtension, this->pixelFormat, this->dataType, const_cast<const UInt32**>(&(this->pixelBuffer)));
#endif
#if TARGET_OS_WIN
wchar_t* stringValueRef = (wchar_t*)stringValue.getCharactersPointer();
UInt8 red = (UInt8)(stringStyle.fontColor.r * 255.0f);
UInt8 green = (UInt8)(stringStyle.fontColor.g * 255.0f);
UInt8 blue = (UInt8)(stringStyle.fontColor.b * 255.0f);
status = theVisualGraphics->makeTextureOfStringWin(stringValueRef, stringValue.getNumberOfCharacters(), this->textureName, this->textureWidth, this->textureHeight, this->imageWidth, this->imageHeight, stringStyle.fontNameStr, (UInt16)stringStyle.fontSize, red, green, blue, stringStyle.horizontalAlignment, maxPixelWidth, maxPixelHeight);
#endif
if (this->useRectExtension == false) {
this->textureLogicalWidth = (double)this->imageWidth / (double)this->textureWidth;
this->textureLogicalHeight = (double)this->imageHeight / (double)this->textureHeight;
} else {
this->textureLogicalWidth = (double)this->textureWidth;
this->textureLogicalHeight = (double)this->textureHeight;
}
return status;
}
示例7: initWithFile
OSStatus VisualTextureContainer::initWithFile(const VisualFile& aFile, OSType fileType) {
this->releaseTextureData();
if (this->pixelBuffer != NULL) {
free(this->pixelBuffer);
this->pixelBuffer = NULL;
}
OSStatus status = noErr;
char errLog[128];
GraphicsImportComponent gi = 0;
status = VisualQuickTime::getGraphicsImporterForFile(aFile, gi, fileType);
if (status != noErr) {
sprintf(errLog, "err %ld: after getGraphicsImporterForFile() in file: %s (line: %d) [%s])", status, __FILE__, __LINE__, __FUNCTION__);
writeLog(errLog);
return status;
}
status = VisualQuickTime::setMaxQuality(gi);
if (status != noErr) {
sprintf(errLog, "err %ld: after setMaxQuality() in file: %s (line: %d) [%s])", status, __FILE__, __LINE__, __FUNCTION__);
writeLog(errLog);
return status;
}
VisualQuickTime::getImageDimensions(gi, this->imageWidth, this->imageHeight);
VisualGraphics* theVisualGraphics = VisualGraphics::getInstance();
this->useRectExtension = theVisualGraphics->canUseTextureRectExtension();
if (this->useRectExtension == false) {
this->textureWidth = theVisualGraphics->power2Ceiling(this->imageWidth);
this->textureHeight = theVisualGraphics->power2Ceiling(this->imageHeight);
} else {
this->textureWidth = this->imageWidth;
this->textureHeight = this->imageHeight;
}
status = VisualQuickTime::flipImportMatrix(gi, this->imageWidth, this->imageHeight);
if (status != noErr) {
sprintf(errLog, "err %ld: flipImportMatrix", status);
writeLog(errLog);
return status;
}
#if TARGET_OS_MAC
CGImageRef imageRef = VisualQuickTime::createCGImageRef(gi);
if (imageRef == NULL) {
char errStr[256];
sprintf(errStr, "imageRef is NULL in file: %s (line: %d) [%s])", __FILE__, __LINE__, __FUNCTION__);
writeLog(errStr);
return NULL;
}
CGContextRef contextPtr = theVisualGraphics->createBitmapContext(this->textureWidth, this->textureHeight);
CGRect rect = CGRectMake(0, (this->textureHeight - this->imageHeight), this->imageWidth, this->imageHeight);
CGContextDrawImage(contextPtr, rect, imageRef);
this->pixelBuffer = static_cast<UInt32*>(CGBitmapContextGetData(contextPtr));
#endif
#if TARGET_OS_WIN
this->pixelBuffer = VisualQuickTime::getBitmapOfDrawing(gi, this->textureWidth, this->textureHeight);
#endif
CloseComponent(gi);
this->textureName = theVisualGraphics->getNextFreeTextureName();
this->textureIsSet = true;
VisualTextureContainer::textureRefCountMap[this->textureName] = 1;
#if TARGET_OS_WIN
theVisualGraphics->copyARGBBitmapDataToTexture(this->textureName, this->textureWidth, this->textureHeight, this->useRectExtension, this->pixelFormat, kGL_UNSIGNED_BYTE, const_cast<const UInt32**>(&(this->pixelBuffer)));
#endif
#if TARGET_OS_MAC
theVisualGraphics->copyARGBBitmapDataToTexture(this->textureName, this->textureWidth, this->textureHeight, this->useRectExtension, this->pixelFormat, this->dataType, const_cast<const UInt32**>(&(this->pixelBuffer)));
#endif
#if TARGET_OS_WIN
if (this->pixelBuffer != NULL) {
free(this->pixelBuffer);
this->pixelBuffer = NULL;
}
#endif
#if TARGET_OS_MAC
CGContextRelease(contextPtr);
if (this->pixelBuffer != NULL) {
free(this->pixelBuffer);
this->pixelBuffer = NULL;
}
CGImageRelease(imageRef);
#endif
if (this->useRectExtension == false) {
this->textureLogicalWidth = (double)this->imageWidth / (double)this->textureWidth;
this->textureLogicalHeight = (double)this->imageHeight / (double)this->textureHeight;
} else {
this->textureLogicalWidth = (double)this->textureWidth;
this->textureLogicalHeight = (double)this->textureHeight;
//.........这里部分代码省略.........
示例8: copyBitmapDataToTexture
OSStatus copyBitmapDataToTexture(UInt32 textureNumber, UInt32 width, UInt32 height, bool canUseRectExtension, UInt16 format, UInt16 dataType, UInt32** bitmapData) {
VisualGraphics* theVisualGraphics = VisualGraphics::getInstance();
return theVisualGraphics->copyARGBBitmapDataToTexture(textureNumber, width, height, canUseRectExtension, format, dataType, const_cast<const UInt32**>(bitmapData));
}