本文整理汇总了C++中KisConfig::useOpenGLTextureBuffer方法的典型用法代码示例。如果您正苦于以下问题：C++ KisConfig::useOpenGLTextureBuffer方法的具体用法？C++ KisConfig::useOpenGLTextureBuffer怎么用？C++ KisConfig::useOpenGLTextureBuffer使用的例子？那么, 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KisConfig的用法示例。
在下文中一共展示了KisConfig::useOpenGLTextureBuffer方法的5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: glDeleteTextures
KisTextureTile::~KisTextureTile()
{
#ifdef USE_PIXEL_BUFFERS
KisConfig cfg;
if (cfg.useOpenGLTextureBuffer()) {
delete m_glBuffer;
}
#endif
glDeleteTextures(1, &m_textureId);
}示例2: notifyConfigChanged
void KisOpenGLCanvas2::slotConfigChanged()
{
KisConfig cfg;
d->checkSizeScale = KisOpenGLImageTextures::BACKGROUND_TEXTURE_CHECK_SIZE / static_cast<GLfloat>(cfg.checkSize());
d->scrollCheckers = cfg.scrollCheckers();
d->openGLImageTextures->generateCheckerTexture(createCheckersImage(cfg.checkSize()));
d->openGLImageTextures->updateConfig(cfg.useOpenGLTextureBuffer(), cfg.numMipmapLevels());
d->filterMode = (KisOpenGL::FilterMode) cfg.openGLFilteringMode();
notifyConfigChanged();
}示例3: stretchRect
KisTextureTile::KisTextureTile(QRect imageRect, const KisGLTexturesInfo *texturesInfo,
const QByteArray &fillData, FilterMode filter)
: m_textureId(0)
#ifdef USE_PIXEL_BUFFERS
, m_glBuffer(0)
#endif
, m_tileRectInImagePixels(imageRect)
, m_filter(filter)
, m_texturesInfo(texturesInfo)
, m_needsMipmapRegeneration(false)
{
const GLvoid *fd = fillData.constData();
m_textureRectInImagePixels =
stretchRect(m_tileRectInImagePixels, texturesInfo->border);
m_tileRectInTexturePixels = relativeRect(m_textureRectInImagePixels,
m_tileRectInImagePixels,
m_texturesInfo);
glGenTextures(1, &m_textureId);
glBindTexture(GL_TEXTURE_2D, m_textureId);
setTextureParameters();
#ifdef USE_PIXEL_BUFFERS
createTextureBuffer(fillData);
// we set fill data to 0 so the next glTexImage2D call uses our buffer
fd = 0;
#endif
glTexImage2D(GL_TEXTURE_2D, 0,
m_texturesInfo->internalFormat,
m_texturesInfo->width,
m_texturesInfo->height, 0,
m_texturesInfo->format,
m_texturesInfo->type, fd);
#ifdef USE_PIXEL_BUFFERS
KisConfig cfg;
if (cfg.useOpenGLTextureBuffer()) {
m_glBuffer->release();
}
#endif
setNeedsMipmapRegeneration();
}示例4: createTextureBuffer
void KisTextureTile::createTextureBuffer(const QByteArray &fillData)
{
KisConfig cfg;
if (cfg.useOpenGLTextureBuffer()) {
m_glBuffer = new QGLBuffer(QGLBuffer::PixelUnpackBuffer);
m_glBuffer->setUsagePattern(QGLBuffer::DynamicDraw);
m_glBuffer->create();
m_glBuffer->bind();
m_glBuffer->allocate(fillData.size());
void *vid = m_glBuffer->map(QGLBuffer::WriteOnly);
memcpy(vid, fillData.constData(), fillData.size());
m_glBuffer->unmap();
}
else {
m_glBuffer = 0;
}
}示例5: update
void KisTextureTile::update(const KisTextureTileUpdateInfo &updateInfo)
{
glBindTexture(GL_TEXTURE_2D, m_textureId);
setTextureParameters();
const GLvoid *fd = updateInfo.data();
#ifdef USE_PIXEL_BUFFERS
KisConfig cfg;
if (!m_glBuffer) {
QByteArray ba;
ba.fromRawData((const char*)updateInfo.data(), updateInfo.patchPixelsLength());
createTextureBuffer(ba);
}
#endif
if (updateInfo.isEntireTileUpdated()) {
#ifdef USE_PIXEL_BUFFERS
if (cfg.useOpenGLTextureBuffer()) {
m_glBuffer->bind();
m_glBuffer->allocate(updateInfo.patchPixelsLength());
void *vid = m_glBuffer->map(QGLBuffer::WriteOnly);
memcpy(vid, fd, updateInfo.patchPixelsLength());
m_glBuffer->unmap();
// we set fill data to 0 so the next glTexImage2D call uses our buffer
fd = 0;
}
#endif
glTexImage2D(GL_TEXTURE_2D, 0,
m_texturesInfo->internalFormat,
m_texturesInfo->width,
m_texturesInfo->height, 0,
m_texturesInfo->format,
m_texturesInfo->type,
fd);
#ifdef USE_PIXEL_BUFFERS
if (cfg.useOpenGLTextureBuffer()) {
m_glBuffer->release();
}
#endif
}
else {
QPoint patchOffset = updateInfo.patchOffset();
QSize patchSize = updateInfo.patchSize();
#ifdef USE_PIXEL_BUFFERS
if (cfg.useOpenGLTextureBuffer()) {
m_glBuffer->bind();
quint32 size = patchSize.width() * patchSize.height() * updateInfo.pixelSize();
m_glBuffer->allocate(size);
void *vid = m_glBuffer->map(QGLBuffer::WriteOnly);
memcpy(vid, fd, size);
m_glBuffer->unmap();
// we set fill data to 0 so the next glTexImage2D call uses our buffer
fd = 0;
}
#endif
glTexSubImage2D(GL_TEXTURE_2D, 0,
patchOffset.x(), patchOffset.y(),
patchSize.width(), patchSize.height(),
m_texturesInfo->format,
m_texturesInfo->type,
fd);
#ifdef USE_PIXEL_BUFFERS
if (cfg.useOpenGLTextureBuffer()) {
m_glBuffer->release();
}
#endif
}
/**
* On the boundaries of KisImage, there is a border-effect as well.
* So we just repeat the bounding pixels of the image to make
* bilinear interpolator happy.
*/
/**
* WARN: The width of the stripes will be equal to the broder
* width of the tiles.
*/
const int pixelSize = updateInfo.pixelSize();
const QRect imageRect = updateInfo.imageRect();
const QPoint patchOffset = updateInfo.patchOffset();
const QSize patchSize = updateInfo.patchSize();
const QRect patchRect = QRect(m_textureRectInImagePixels.topLeft() +
patchOffset,
//.........这里部分代码省略.........