diff options
Diffstat (limited to 'src/opengl/qpixmapdata_gl.cpp')
| -rw-r--r-- | src/opengl/qpixmapdata_gl.cpp | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/src/opengl/qpixmapdata_gl.cpp b/src/opengl/qpixmapdata_gl.cpp index c965947..5ca37ef 100644 --- a/src/opengl/qpixmapdata_gl.cpp +++ b/src/opengl/qpixmapdata_gl.cpp @@ -89,13 +89,22 @@ static inline QSize maybeRoundToNextPowerOfTwo(const QSize &sz) } -QGLFramebufferObject *QGLFramebufferObjectPool::acquire(const QSize &requestSize, const QGLFramebufferObjectFormat &requestFormat) +QGLFramebufferObject *QGLFramebufferObjectPool::acquire(const QSize &requestSize, const QGLFramebufferObjectFormat &requestFormat, bool strictSize) { QGLFramebufferObject *chosen = 0; QGLFramebufferObject *candidate = 0; for (int i = 0; !chosen && i < m_fbos.size(); ++i) { QGLFramebufferObject *fbo = m_fbos.at(i); + if (strictSize) { + if (fbo->size() == requestSize && fbo->format() == requestFormat) { + chosen = fbo; + break; + } else { + continue; + } + } + if (fbo->format() == requestFormat) { // choose the fbo with a matching format and the closest size if (!candidate || areaDiff(requestSize, candidate) > areaDiff(requestSize, fbo)) @@ -127,7 +136,10 @@ QGLFramebufferObject *QGLFramebufferObjectPool::acquire(const QSize &requestSize } if (!chosen) { - chosen = new QGLFramebufferObject(maybeRoundToNextPowerOfTwo(requestSize), requestFormat); + if (strictSize) + chosen = new QGLFramebufferObject(requestSize, requestFormat); + else + chosen = new QGLFramebufferObject(maybeRoundToNextPowerOfTwo(requestSize), requestFormat); } if (!chosen->isValid()) { @@ -140,7 +152,8 @@ QGLFramebufferObject *QGLFramebufferObjectPool::acquire(const QSize &requestSize void QGLFramebufferObjectPool::release(QGLFramebufferObject *fbo) { - m_fbos << fbo; + if (fbo) + m_fbos << fbo; } |