/* Create the WSEGL drawable version of a native window */
static WSEGLError wseglCreateWindowDrawable
(WSEGLDisplayHandle display, WSEGLConfig *config,
WSEGLDrawableHandle *drawable, NativeWindowType nativeWindow,
WSEGLRotationAngle *rotationAngle)
{
struct wl_egl_display *egldisplay = (struct wl_egl_display *) display;
int index;
/* Framebuffer */
if (nativeWindow == NULL)
{
PVR2DDISPLAYINFO displayInfo;
assert(egldisplay->display == NULL);
/* Let's create a fake wl_egl_window to simplify code */
nativeWindow = wl_egl_window_create(NULL, egldisplay->var.xres, egldisplay->var.yres);
nativeWindow->format = getwseglPixelFormat(egldisplay);
nativeWindow->display = egldisplay;
assert(PVR2DGetDeviceInfo(egldisplay->context, &displayInfo) == PVR2D_OK);
wsegl_debug("ulMaxFlipChains: %lu", displayInfo.ulMaxFlipChains);
wsegl_debug("ulMaxBuffersInChain: %lu", displayInfo.ulMaxBuffersInChain);
wsegl_debug("eFormat: %d", displayInfo.eFormat);
wsegl_debug("ulWidth: %lu", displayInfo.ulWidth);
wsegl_debug("ulHeight: %lu", displayInfo.ulHeight);
wsegl_debug("lStride: %lu", displayInfo.lStride);
wsegl_debug("ulMinFlipInterval: %lu", displayInfo.ulMinFlipInterval);
wsegl_debug("ulMaxFlipInterval: %lu", displayInfo.ulMaxFlipInterval);
if (displayInfo.ulMaxFlipChains > 0 && displayInfo.ulMaxBuffersInChain > 0)
nativeWindow->numFlipBuffers = displayInfo.ulMaxBuffersInChain;
if (nativeWindow->numFlipBuffers > WAYLANDWSEGL_MAX_FLIP_BUFFERS)
nativeWindow->numFlipBuffers = WAYLANDWSEGL_MAX_FLIP_BUFFERS;
/* Workaround for broken devices, seen in debugging */
// if (nativeWindow->numFlipBuffers < 2)
nativeWindow->numFlipBuffers = 0;
}
else
{
nativeWindow->display = egldisplay;
nativeWindow->format = config->ePixelFormat;
}
/* We can't do empty buffers, so let's make a 8x8 one. */
if (nativeWindow->width == 0 || nativeWindow->height == 0)
{
nativeWindow->width = nativeWindow->height = 8;
}
/* If we don't have back buffers allocated already */
if (!(nativeWindow->backBuffers[0] && nativeWindow->backBuffersValid))
{
nativeWindow->stridePixels = (nativeWindow->width + 7) & ~7;
nativeWindow->strideBytes = nativeWindow->stridePixels * wseglPixelFormatBytesPP(nativeWindow->format);
if (allocateBackBuffers(egldisplay, nativeWindow) == WSEGL_OUT_OF_MEMORY)
return WSEGL_OUT_OF_MEMORY;
/* Wayland window */
if (nativeWindow->display->display != NULL)
{
for (index = 0; index < WAYLANDWSEGL_MAX_BACK_BUFFERS; index++)
{
PVR2D_HANDLE name;
assert(PVR2DMemExport(egldisplay->context, 0, nativeWindow->backBuffers[index], &name) == PVR2D_OK);
nativeWindow->exporthandles[index] = name;
// TODO: clear exporthandles up
}
}
/* Framebuffer */
else
{
/* XXX should assert something about stride etc.. */
assert(PVR2DGetFrameBuffer(egldisplay->context, PVR2D_FB_PRIMARY_SURFACE, &nativeWindow->frontBufferPVRMEM) == PVR2D_OK);
// nativeWindow->frontBuffer = (void *) nativeWindow->frontBufferPVRMEM->pBase;
}
}
*drawable = (WSEGLDrawableHandle) nativeWindow; /* Reuse the egldisplay */
*rotationAngle = WSEGL_ROTATE_0;
return WSEGL_SUCCESS;
}
/* Create the WSEGL drawable version of a native window */
static WSEGLError wseglCreateWindowDrawable
(WSEGLDisplayHandle display, WSEGLConfig *config,
WSEGLDrawableHandle *drawable, NativeWindowType nativeWindow,
WSEGLRotationAngle *rotationAngle)
{
struct wl_egl_display *egldisplay = (struct wl_egl_display *) display;
int index;
/* Framebuffer */
if (nativeWindow == NULL)
{
PVR2DDISPLAYINFO displayInfo;
assert(egldisplay->display == NULL);
/* Let's create a fake wl_egl_window to simplify code */
nativeWindow = wl_egl_window_create(NULL, egldisplay->var.xres, egldisplay->var.yres);
nativeWindow->format = getwseglPixelFormat(egldisplay);
nativeWindow->display = egldisplay;
assert(PVR2DGetDeviceInfo(egldisplay->context, &displayInfo) == PVR2D_OK);
if (displayInfo.ulMaxFlipChains > 0 && displayInfo.ulMaxBuffersInChain > 0)
nativeWindow->numFlipBuffers = displayInfo.ulMaxBuffersInChain;
if (nativeWindow->numFlipBuffers > WAYLANDWSEGL_MAX_FLIP_BUFFERS)
nativeWindow->numFlipBuffers = WAYLANDWSEGL_MAX_FLIP_BUFFERS;
/* Workaround for broken devices, seen in debugging */
if (nativeWindow->numFlipBuffers < 2)
nativeWindow->numFlipBuffers = 0;
}
else
{
nativeWindow->display = egldisplay;
nativeWindow->format = WSEGL_PIXELFORMAT_8888;
}
/* We can't do empty buffers, so let's make a 8x8 one. */
if (nativeWindow->width == 0 || nativeWindow->height == 0)
{
nativeWindow->width = nativeWindow->height = 8;
}
/* If we don't have back buffers allocated already */
if (!(nativeWindow->backBuffers[0] && nativeWindow->backBuffersValid))
{
nativeWindow->stridePixels = (nativeWindow->width + 7) & ~7;
nativeWindow->strideBytes = nativeWindow->stridePixels * wseglPixelFormatBytesPP(nativeWindow->format);
if (allocateBackBuffers(egldisplay, nativeWindow) == WSEGL_OUT_OF_MEMORY)
return WSEGL_OUT_OF_MEMORY;
/* Wayland window */
if (nativeWindow->display->display != NULL)
{
for (index = 0; index < WAYLANDWSEGL_MAX_BACK_BUFFERS; index++)
{
PVR2D_HANDLE name;
assert(PVR2DMemExport(egldisplay->context, 0, nativeWindow->backBuffers[index], &name) == PVR2D_OK);
nativeWindow->drmbuffers[index] = wl_drm_create_buffer(egldisplay->drm, (uint32_t)name,
nativeWindow->width, nativeWindow->height, nativeWindow->strideBytes, nativeWindow->format);
assert(nativeWindow->drmbuffers[index] != NULL);
}
}
/* Framebuffer */
else
{
assert(PVR2DGetFrameBuffer(egldisplay->context, PVR2D_FB_PRIMARY_SURFACE, &nativeWindow->frontBufferPVRMEM) == PVR2D_OK);
}
}
*drawable = (WSEGLDrawableHandle) nativeWindow; /* Reuse the egldisplay */
*rotationAngle = WSEGL_ROTATE_0;
return WSEGL_SUCCESS;
}
/* Initialize a native display for use with WSEGL */
static WSEGLError wseglInitializeDisplay
(NativeDisplayType nativeDisplay, WSEGLDisplayHandle *display,
const WSEGLCaps **caps, WSEGLConfig **configs)
{
struct wl_egl_display *egldisplay = wl_egl_display_create((struct wl_display *) nativeDisplay);
if (wseglFetchContext(egldisplay) != 1)
{
wl_egl_display_destroy(egldisplay);
return WSEGL_OUT_OF_MEMORY;
}
/* If it is a framebuffer */
if (egldisplay->display == NULL)
{
wsegl_info("wayland-wsegl: Initializing framebuffer");
int fd;
WSEGLPixelFormat format;
/* Open the framebuffer and fetch its properties */
fd = open("/dev/fb0", O_RDWR, 0);
if (fd < 0) {
perror("/dev/fb0");
wseglReleaseContext(egldisplay);
wl_egl_display_destroy(egldisplay);
return WSEGL_CANNOT_INITIALISE;
}
if (ioctl(fd, FBIOGET_VSCREENINFO, &egldisplay->var) < 0) {
perror("FBIOGET_VSCREENINFO");
wseglReleaseContext(egldisplay);
wl_egl_display_destroy(egldisplay);
close(fd);
return WSEGL_CANNOT_INITIALISE;
}
if (ioctl(fd, FBIOGET_FSCREENINFO, &egldisplay->fix) < 0) {
perror("FBIOGET_FSCREENINFO");
wseglReleaseContext(egldisplay);
wl_egl_display_destroy(egldisplay);
close(fd);
return WSEGL_CANNOT_INITIALISE;
}
egldisplay->fd = fd;
format = getwseglPixelFormat(egldisplay);
egldisplay->wseglDisplayConfigs[0].ePixelFormat = format;
egldisplay->wseglDisplayConfigs[1].ePixelFormat = format;
}
else
{
egldisplay->queue = wl_display_create_queue(nativeDisplay);
egldisplay->frame_callback = NULL;
egldisplay->registry = wl_display_get_registry(nativeDisplay);
wl_proxy_set_queue(egldisplay->registry, egldisplay->queue);
wl_registry_add_listener(egldisplay->registry, ®istry_listener, egldisplay);
assert(wayland_roundtrip(egldisplay) >= 0);
assert(egldisplay->sgx_wlegl);
}
*display = (WSEGLDisplayHandle)egldisplay;
*caps = wseglDisplayCaps;
*configs = egldisplay->wseglDisplayConfigs;
return WSEGL_SUCCESS;
}
/* Initialize a native display for use with WSEGL */
static WSEGLError wseglInitializeDisplay
(NativeDisplayType nativeDisplay, WSEGLDisplayHandle *display,
const WSEGLCaps **caps, WSEGLConfig **configs)
{
struct wl_egl_display *egldisplay = wl_egl_display_create((struct wl_display *) nativeDisplay);
if (wseglFetchContext(egldisplay) != 1)
{
wl_egl_display_destroy(egldisplay);
return WSEGL_OUT_OF_MEMORY;
}
/* If it is a framebuffer */
if (egldisplay->display == NULL)
{
int fd;
WSEGLPixelFormat format;
/* Open the framebuffer and fetch its properties */
fd = open("/dev/fb0", O_RDWR, 0);
if (fd < 0) {
perror("/dev/fb0");
wseglReleaseContext(egldisplay);
wl_egl_display_destroy(egldisplay);
return WSEGL_CANNOT_INITIALISE;
}
if (ioctl(fd, FBIOGET_VSCREENINFO, &egldisplay->var) < 0) {
perror("FBIOGET_VSCREENINFO");
wseglReleaseContext(egldisplay);
wl_egl_display_destroy(egldisplay);
close(fd);
return WSEGL_CANNOT_INITIALISE;
}
if (ioctl(fd, FBIOGET_FSCREENINFO, &egldisplay->fix) < 0) {
perror("FBIOGET_FSCREENINFO");
wseglReleaseContext(egldisplay);
wl_egl_display_destroy(egldisplay);
close(fd);
return WSEGL_CANNOT_INITIALISE;
}
format = getwseglPixelFormat(egldisplay);
egldisplay->wseglDisplayConfigs[0].ePixelFormat = format;
egldisplay->wseglDisplayConfigs[1].ePixelFormat = format;
}
else
{
uint32_t id;
id = wl_display_get_global(egldisplay->display, "wl_drm", 1);
if (id == 0)
wl_display_roundtrip(egldisplay->display);
id = wl_display_get_global(egldisplay->display, "wl_drm", 1);
if (id == 0)
return WSEGL_CANNOT_INITIALISE;
egldisplay->drm = wl_display_bind(egldisplay->display, id, &wl_drm_interface);
if (!egldisplay->drm)
return WSEGL_CANNOT_INITIALISE;
wl_drm_add_listener(egldisplay->drm, &drm_listener, egldisplay);
wl_display_roundtrip(egldisplay->display);
}
*display = (WSEGLDisplayHandle)egldisplay;
*caps = wseglDisplayCaps;
*configs = egldisplay->wseglDisplayConfigs;
return WSEGL_SUCCESS;
}
