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| |
| #include "qsgopenvgtexture.h" |
| #include "qsgopenvghelpers.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| QSGOpenVGTexture::QSGOpenVGTexture(const QImage &image, uint flags) |
| { |
| Q_UNUSED(flags) |
| |
| VGImageFormat format = QSGOpenVGHelpers::qImageFormatToVGImageFormat(image.format()); |
| m_image = vgCreateImage(format, image.width(), image.height(), VG_IMAGE_QUALITY_BETTER); |
| |
| // Do Texture Upload |
| vgImageSubData(m_image, image.constBits(), image.bytesPerLine(), format, 0, 0, image.width(), image.height()); |
| } |
| |
| QSGOpenVGTexture::~QSGOpenVGTexture() |
| { |
| vgDestroyImage(m_image); |
| } |
| |
| int QSGOpenVGTexture::textureId() const |
| { |
| return static_cast<int>(m_image); |
| } |
| |
| QSize QSGOpenVGTexture::textureSize() const |
| { |
| VGint imageWidth = vgGetParameteri(m_image, VG_IMAGE_WIDTH); |
| VGint imageHeight = vgGetParameteri(m_image, VG_IMAGE_HEIGHT); |
| return QSize(imageWidth, imageHeight); |
| } |
| |
| bool QSGOpenVGTexture::hasAlphaChannel() const |
| { |
| VGImageFormat format = static_cast<VGImageFormat>(vgGetParameteri(m_image, VG_IMAGE_FORMAT)); |
| |
| switch (format) { |
| case VG_sRGBA_8888: |
| case VG_sRGBA_8888_PRE: |
| case VG_sRGBA_5551: |
| case VG_sRGBA_4444: |
| case VG_lRGBA_8888: |
| case VG_lRGBA_8888_PRE: |
| case VG_A_8: |
| case VG_A_1: |
| case VG_A_4: |
| case VG_sARGB_8888: |
| case VG_sARGB_8888_PRE: |
| case VG_sARGB_1555: |
| case VG_sARGB_4444: |
| case VG_lARGB_8888: |
| case VG_lARGB_8888_PRE: |
| case VG_sBGRA_8888: |
| case VG_sBGRA_8888_PRE: |
| case VG_sBGRA_5551: |
| case VG_sBGRA_4444: |
| case VG_lBGRA_8888: |
| case VG_lBGRA_8888_PRE: |
| case VG_sABGR_8888: |
| case VG_sABGR_8888_PRE: |
| case VG_sABGR_1555: |
| case VG_sABGR_4444: |
| case VG_lABGR_8888: |
| case VG_lABGR_8888_PRE: |
| return true; |
| break; |
| default: |
| break; |
| } |
| return false; |
| } |
| |
| bool QSGOpenVGTexture::hasMipmaps() const |
| { |
| return false; |
| } |
| |
| void QSGOpenVGTexture::bind() |
| { |
| // No need to bind |
| } |
| |
| QT_END_NAMESPACE |