C++ (Cpp) qt_gl_convertToGLFormat примеры использования

Пример #1

Файл: qpixmapdata_gl.cpp Проект: RS102839/qt

// If copyBack is true, bind will copy the contents of the render
// FBO to the texture (which is not bound to the texture, as it's
// a multisample FBO).
GLuint QGLPixmapData::bind(bool copyBack) const
{
    if (m_renderFbo && copyBack) {
        copyBackFromRenderFbo(true);
    } else {
        ensureCreated();
    }

    GLuint id = m_texture.id;
    glBindTexture(GL_TEXTURE_2D, id);

    if (m_hasFillColor) {
        if (!useFramebufferObjects()) {
            m_source = QImage(w, h, QImage::Format_ARGB32_Premultiplied);
            m_source.fill(PREMUL(m_fillColor.rgba()));
        }

        m_hasFillColor = false;

        GLenum format = qt_gl_preferredTextureFormat();
        QImage tx(w, h, QImage::Format_ARGB32_Premultiplied);
        tx.fill(qt_gl_convertToGLFormat(m_fillColor.rgba(), format));
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, format, GL_UNSIGNED_BYTE, tx.bits());
    }

    return id;
}

Пример #2

Файл: qpixmapdata_egl_p.cpp Проект: RS102839/qt

GLuint QEglGLPixmapData::bind() const
{
    TRACE();
    ensureCreated();

    GLuint id = m_texture.id;
    glBindTexture(GL_TEXTURE_2D, id);

    if (m_hasFillColor) {
        m_hasFillColor = false;

        const GLenum format = GL_RGBA;
        QImage tx(w, h, QImage::Format_ARGB32_Premultiplied);
        tx.fill(qt_gl_convertToGLFormat(m_fillColor.rgba(), format));
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, format, GL_UNSIGNED_BYTE, tx.bits());
    }

    return id;
}

Пример #3

Файл: qpixmapdata_symbiangl.cpp Проект: NikhilNJ/screenplay-dx

GLuint QGLPixmapData::bind(bool copyBack) const
{
    ensureCreated();

    GLuint id = m_texture.id;
    glBindTexture(GL_TEXTURE_2D, id);

    if (m_hasFillColor) {
            m_source = QVolatileImage(w, h, QImage::Format_ARGB32_Premultiplied);
            m_source.fill(PREMUL(m_fillColor.rgba()));

        m_hasFillColor = false;

        GLenum format = qt_gl_preferredTextureFormat();
        QImage tx(w, h, QImage::Format_ARGB32_Premultiplied);
        tx.fill(qt_gl_convertToGLFormat(m_fillColor.rgba(), format));
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, format, GL_UNSIGNED_BYTE, tx.constBits());
    }

    return id;
}