angle::Result ImageEGL::setRenderbufferStorage(const gl::Context *context,
RenderbufferGL *renderbuffer,
GLenum *outInternalFormat)
{
const FunctionsGL *functionsGL = GetFunctionsGL(context);
StateManagerGL *stateManager = GetStateManagerGL(context);
// Make sure this renderbuffer is bound
stateManager->bindRenderbuffer(GL_RENDERBUFFER, renderbuffer->getRenderbufferID());
// Bind the image to the renderbuffer
functionsGL->eGLImageTargetRenderbufferStorageOES(GL_RENDERBUFFER, mImage);
*outInternalFormat = mNativeInternalFormat;
return angle::Result::Continue;
}
bool DisplayOzone::Buffer::resize(int32_t width, int32_t height)
{
if (mWidth == width && mHeight == height)
{
return true;
}
reset();
if (width <= 0 || height <= 0)
{
return true;
}
mBO = gbm_bo_create(mDisplay->mGBM, width, height, mGBMFormat, mUseFlags);
if (!mBO)
{
return false;
}
mDMABuf = gbm_bo_get_fd(mBO);
if (mDMABuf < 0)
{
return false;
}
// clang-format off
const EGLint attr[] =
{
EGL_WIDTH, width,
EGL_HEIGHT, height,
EGL_LINUX_DRM_FOURCC_EXT, UnsignedToSigned(mDRMFormat),
EGL_DMA_BUF_PLANE0_FD_EXT, mDMABuf,
EGL_DMA_BUF_PLANE0_PITCH_EXT, UnsignedToSigned(gbm_bo_get_stride(mBO)),
EGL_DMA_BUF_PLANE0_OFFSET_EXT, 0,
EGL_NONE,
};
// clang-format on
mImage = mDisplay->mEGL->createImageKHR(EGL_NO_CONTEXT, EGL_LINUX_DMA_BUF_EXT, nullptr, attr);
if (mImage == EGL_NO_IMAGE_KHR)
{
return false;
}
FunctionsGL *gl = mDisplay->mFunctionsGL;
StateManagerGL *sm = mDisplay->getRenderer()->getStateManager();
gl->genRenderbuffers(1, &mColorBuffer);
sm->bindRenderbuffer(GL_RENDERBUFFER, mColorBuffer);
gl->eglImageTargetRenderbufferStorageOES(GL_RENDERBUFFER, mImage);
sm->bindFramebuffer(GL_FRAMEBUFFER, mGLFB);
gl->framebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0_EXT, GL_RENDERBUFFER,
mColorBuffer);
if (mDepthBits || mStencilBits)
{
gl->genRenderbuffers(1, &mDSBuffer);
sm->bindRenderbuffer(GL_RENDERBUFFER, mDSBuffer);
gl->renderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8_OES, width, height);
}
if (mDepthBits)
{
gl->framebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER,
mDSBuffer);
}
if (mStencilBits)
{
gl->framebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER,
mDSBuffer);
}
mWidth = width;
mHeight = height;
return true;
}
