Merge "remove a dependency of surfaceflinger on libskia"
This commit is contained in:
committed by
Android (Google) Code Review
commit
80bd6a1637
@@ -35,7 +35,6 @@ LOCAL_SHARED_LIBRARIES := \
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libpixelflinger \
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libhardware \
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libutils \
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libskia \
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libEGL \
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libGLESv1_CM \
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libbinder \
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@@ -22,6 +22,7 @@
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <GLES/gl.h>
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#include <utils/RefBase.h>
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@@ -1496,8 +1496,8 @@ status_t SurfaceFlinger::dump(int fd, const Vector<String16>& args)
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layer->needsBlending(), layer->needsDithering(),
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layer->contentDirty,
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s.alpha, s.flags,
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s.transform[0], s.transform[1],
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s.transform[2], s.transform[3]);
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s.transform[0][0], s.transform[0][1],
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s.transform[1][0], s.transform[1][1]);
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result.append(buffer);
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buffer[0] = 0;
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/*** LayerBaseClient ***/
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@@ -1833,27 +1833,25 @@ void GraphicPlane::setDisplayHardware(DisplayHardware *hw)
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status_t GraphicPlane::orientationToTransfrom(
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int orientation, int w, int h, Transform* tr)
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{
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float a, b, c, d, x, y;
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{
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uint32_t flags = 0;
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switch (orientation) {
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case ISurfaceComposer::eOrientationDefault:
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// make sure the default orientation is optimal
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tr->reset();
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return NO_ERROR;
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flags = Transform::ROT_0;
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break;
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case ISurfaceComposer::eOrientation90:
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a=0; b=-1; c=1; d=0; x=w; y=0;
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flags = Transform::ROT_90;
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break;
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case ISurfaceComposer::eOrientation180:
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a=-1; b=0; c=0; d=-1; x=w; y=h;
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flags = Transform::ROT_180;
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break;
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case ISurfaceComposer::eOrientation270:
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a=0; b=1; c=-1; d=0; x=0; y=h;
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flags = Transform::ROT_270;
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break;
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default:
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return BAD_VALUE;
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}
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tr->set(a, b, c, d);
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tr->set(x, y);
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tr->set(flags, w, h);
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return NO_ERROR;
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}
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@@ -1869,24 +1867,13 @@ status_t GraphicPlane::setOrientation(int orientation)
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mHeight = int(h);
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Transform orientationTransform;
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if (UNLIKELY(orientation == 42)) {
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float a, b, c, d, x, y;
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const float r = (3.14159265f / 180.0f) * 42.0f;
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const float si = sinf(r);
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const float co = cosf(r);
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a=co; b=-si; c=si; d=co;
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x = si*(h*0.5f) + (1-co)*(w*0.5f);
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y =-si*(w*0.5f) + (1-co)*(h*0.5f);
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orientationTransform.set(a, b, c, d);
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orientationTransform.set(x, y);
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} else {
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GraphicPlane::orientationToTransfrom(orientation, w, h,
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&orientationTransform);
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if (orientation & ISurfaceComposer::eOrientationSwapMask) {
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mWidth = int(h);
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mHeight = int(w);
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}
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GraphicPlane::orientationToTransfrom(orientation, w, h,
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&orientationTransform);
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if (orientation & ISurfaceComposer::eOrientationSwapMask) {
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mWidth = int(h);
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mHeight = int(w);
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}
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mOrientation = orientation;
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mGlobalTransform = mDisplayTransform * orientationTransform;
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return NO_ERROR;
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@@ -14,180 +14,257 @@
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* limitations under the License.
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*/
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#include <math.h>
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#include <cutils/compiler.h>
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#include <utils/String8.h>
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#include <ui/Region.h>
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#include <private/pixelflinger/ggl_fixed.h>
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#include "Transform.h"
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// ---------------------------------------------------------------------------
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#define LIKELY( exp ) (__builtin_expect( (exp) != 0, true ))
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#define UNLIKELY( exp ) (__builtin_expect( (exp) != 0, false ))
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// ---------------------------------------------------------------------------
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namespace android {
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// ---------------------------------------------------------------------------
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Transform::Transform()
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: mType(0)
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{
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mTransform.reset();
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template <typename T> inline T min(T a, T b) {
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return a<b ? a : b;
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}
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template <typename T> inline T min(T a, T b, T c) {
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return min(a, min(b, c));
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}
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template <typename T> inline T min(T a, T b, T c, T d) {
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return min(a, b, min(c, d));
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}
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template <typename T> inline T max(T a, T b) {
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return a>b ? a : b;
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}
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template <typename T> inline T max(T a, T b, T c) {
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return max(a, max(b, c));
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}
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template <typename T> inline T max(T a, T b, T c, T d) {
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return max(a, b, max(c, d));
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}
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// ---------------------------------------------------------------------------
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Transform::Transform() {
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reset();
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}
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Transform::Transform(const Transform& other)
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: mTransform(other.mTransform), mType(other.mType)
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{
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: mMatrix(other.mMatrix), mType(other.mType) {
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}
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Transform::Transform(int32_t flags) {
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mTransform.reset();
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int sx = (flags & FLIP_H) ? -1 : 1;
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int sy = (flags & FLIP_V) ? -1 : 1;
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if (flags & ROT_90) {
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this->set(0, -sy, sx, 0);
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} else {
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this->set(sx, 0, 0, sy);
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}
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Transform::Transform(uint32_t orientation) {
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set(orientation, 0, 0);
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}
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Transform::~Transform() {
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}
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bool Transform::absIsOne(float f) {
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return fabs(f) == 1.0f;
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}
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bool Transform::isZero(float f) {
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return fabs(f) == 0.0f;
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}
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bool Transform::absEqual(float a, float b) {
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return fabs(a) == fabs(b);
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}
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Transform Transform::operator * (const Transform& rhs) const
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{
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if (LIKELY(mType == 0))
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if (CC_LIKELY(mType == IDENTITY))
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return rhs;
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Transform r(*this);
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r.mTransform.preConcat(rhs.mTransform);
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if (rhs.mType == IDENTITY)
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return r;
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// TODO: we could use mType to optimize the matrix multiply
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const mat33& A(mMatrix);
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const mat33& B(rhs.mMatrix);
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mat33& D(r.mMatrix);
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for (int i=0 ; i<3 ; i++) {
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const float v0 = A[0][i];
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const float v1 = A[1][i];
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const float v2 = A[2][i];
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D[0][i] = v0*B[0][0] + v1*B[0][1] + v2*B[0][2];
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D[1][i] = v0*B[1][0] + v1*B[1][1] + v2*B[1][2];
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D[2][i] = v0*B[2][0] + v1*B[2][1] + v2*B[2][2];
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}
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r.mType |= rhs.mType;
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// TODO: we could recompute this value from r and rhs
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r.mType &= 0xFF;
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r.mType |= UNKNOWN_TYPE;
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return r;
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}
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float Transform::operator [] (int i) const
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{
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float r = 0;
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switch(i) {
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case 0: r = SkScalarToFloat( mTransform[SkMatrix::kMScaleX] ); break;
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case 1: r = SkScalarToFloat( mTransform[SkMatrix::kMSkewX] ); break;
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case 2: r = SkScalarToFloat( mTransform[SkMatrix::kMSkewY] ); break;
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case 3: r = SkScalarToFloat( mTransform[SkMatrix::kMScaleY] ); break;
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}
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return r;
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}
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uint8_t Transform::type() const
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{
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if (UNLIKELY(mType & 0x80000000)) {
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mType = mTransform.getType();
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}
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return uint8_t(mType & 0xFF);
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float const* Transform::operator [] (int i) const {
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return mMatrix[i].v;
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}
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bool Transform::transformed() const {
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return type() > SkMatrix::kTranslate_Mask;
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return type() > TRANSLATE;
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}
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int Transform::tx() const {
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return SkScalarRound( mTransform[SkMatrix::kMTransX] );
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return floorf(mMatrix[2][0] + 0.5f);
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}
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int Transform::ty() const {
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return SkScalarRound( mTransform[SkMatrix::kMTransY] );
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return floorf(mMatrix[2][1] + 0.5f);
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}
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void Transform::reset() {
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mTransform.reset();
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mType = 0;
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}
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void Transform::set( float xx, float xy,
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float yx, float yy)
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{
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mTransform.set(SkMatrix::kMScaleX, SkFloatToScalar(xx));
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mTransform.set(SkMatrix::kMSkewX, SkFloatToScalar(xy));
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mTransform.set(SkMatrix::kMSkewY, SkFloatToScalar(yx));
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mTransform.set(SkMatrix::kMScaleY, SkFloatToScalar(yy));
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mType |= 0x80000000;
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}
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void Transform::set(float radian, float x, float y)
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{
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float r00 = cosf(radian); float r01 = -sinf(radian);
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float r10 = sinf(radian); float r11 = cosf(radian);
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mTransform.set(SkMatrix::kMScaleX, SkFloatToScalar(r00));
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mTransform.set(SkMatrix::kMSkewX, SkFloatToScalar(r01));
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mTransform.set(SkMatrix::kMSkewY, SkFloatToScalar(r10));
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mTransform.set(SkMatrix::kMScaleY, SkFloatToScalar(r11));
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mTransform.set(SkMatrix::kMTransX, SkIntToScalar(x - r00*x - r01*y));
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mTransform.set(SkMatrix::kMTransY, SkIntToScalar(y - r10*x - r11*y));
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mType |= 0x80000000 | SkMatrix::kTranslate_Mask;
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}
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void Transform::scale(float s, float x, float y)
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{
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mTransform.postScale(s, s, x, y);
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mType |= 0x80000000;
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}
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void Transform::set(int tx, int ty)
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{
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if (tx | ty) {
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mTransform.set(SkMatrix::kMTransX, SkIntToScalar(tx));
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mTransform.set(SkMatrix::kMTransY, SkIntToScalar(ty));
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mType |= SkMatrix::kTranslate_Mask;
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} else {
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mTransform.set(SkMatrix::kMTransX, 0);
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mTransform.set(SkMatrix::kMTransY, 0);
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mType &= ~SkMatrix::kTranslate_Mask;
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mType = IDENTITY;
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for(int i=0 ; i<3 ; i++) {
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vec3& v(mMatrix[i]);
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for (int j=0 ; j<3 ; j++)
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v[j] = ((i==j) ? 1.0f : 0.0f);
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}
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}
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void Transform::transform(GLfixed* point, int x, int y) const
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void Transform::set(float tx, float ty)
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{
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SkPoint s;
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mTransform.mapXY(SkIntToScalar(x), SkIntToScalar(y), &s);
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point[0] = SkScalarToFixed(s.fX);
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point[1] = SkScalarToFixed(s.fY);
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mMatrix[2][0] = tx;
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mMatrix[2][1] = ty;
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mMatrix[2][2] = 1.0f;
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if (isZero(tx) && isZero(ty)) {
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mType &= ~TRANSLATE;
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} else {
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mType |= TRANSLATE;
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}
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}
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void Transform::set(float a, float b, float c, float d)
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{
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mat33& M(mMatrix);
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M[0][0] = a; M[1][0] = b;
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M[0][1] = c; M[1][1] = d;
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M[0][2] = 0; M[1][2] = 0;
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mType = UNKNOWN_TYPE;
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}
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void Transform::set(uint32_t flags, float w, float h)
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{
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mType = flags << 8;
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float sx = (flags & FLIP_H) ? -1 : 1;
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float sy = (flags & FLIP_V) ? -1 : 1;
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float a=0, b=0, c=0, d=0, x=0, y=0;
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int xmask = 0;
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// computation of x,y
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// x y
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// 0 0 0
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// w 0 ROT90
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// w h FLIPH|FLIPV
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// 0 h FLIPH|FLIPV|ROT90
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if (flags & ROT_90) {
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mType |= ROTATE;
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b = -sy;
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c = sx;
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xmask = 1;
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} else {
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a = sx;
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d = sy;
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}
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if (flags & FLIP_H) {
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mType ^= SCALE;
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xmask ^= 1;
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}
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if (flags & FLIP_V) {
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mType ^= SCALE;
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y = h;
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}
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if ((flags & ROT_180) == ROT_180) {
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mType |= ROTATE;
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}
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if (xmask) {
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x = w;
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}
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if (!isZero(x) || !isZero(y)) {
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mType |= TRANSLATE;
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}
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mat33& M(mMatrix);
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M[0][0] = a; M[1][0] = b; M[2][0] = x;
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M[0][1] = c; M[1][1] = d; M[2][1] = y;
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M[0][2] = 0; M[1][2] = 0; M[2][2] = 1;
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}
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Transform::vec2 Transform::transform(const vec2& v) const {
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vec2 r;
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const mat33& M(mMatrix);
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r[0] = M[0][0]*v[0] + M[1][0]*v[1] + M[2][0];
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r[1] = M[0][1]*v[0] + M[1][1]*v[1] + M[2][1];
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return r;
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}
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Transform::vec3 Transform::transform(const vec3& v) const {
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vec3 r;
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const mat33& M(mMatrix);
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r[0] = M[0][0]*v[0] + M[1][0]*v[1] + M[2][0]*v[2];
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r[1] = M[0][1]*v[0] + M[1][1]*v[1] + M[2][1]*v[2];
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r[2] = M[0][2]*v[0] + M[1][2]*v[1] + M[2][2]*v[2];
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return r;
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}
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void Transform::transform(fixed1616* point, int x, int y) const
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{
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const float toFixed = 65536.0f;
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const mat33& M(mMatrix);
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vec2 v(x, y);
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v = transform(v);
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point[0] = v[0] * toFixed;
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point[1] = v[1] * toFixed;
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}
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Rect Transform::makeBounds(int w, int h) const
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{
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Rect r;
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SkRect d, s;
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s.set(0, 0, SkIntToScalar(w), SkIntToScalar(h));
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mTransform.mapRect(&d, s);
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r.left = SkScalarRound( d.fLeft );
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r.top = SkScalarRound( d.fTop );
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r.right = SkScalarRound( d.fRight );
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r.bottom = SkScalarRound( d.fBottom );
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return r;
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return transform( Rect(w, h) );
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}
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Rect Transform::transform(const Rect& bounds) const
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{
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Rect r;
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SkRect d, s;
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s.set( SkIntToScalar( bounds.left ),
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SkIntToScalar( bounds.top ),
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SkIntToScalar( bounds.right ),
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SkIntToScalar( bounds.bottom ));
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mTransform.mapRect(&d, s);
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r.left = SkScalarRound( d.fLeft );
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r.top = SkScalarRound( d.fTop );
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r.right = SkScalarRound( d.fRight );
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r.bottom = SkScalarRound( d.fBottom );
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vec2 lt( bounds.left, bounds.top );
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vec2 rt( bounds.right, bounds.top );
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vec2 lb( bounds.left, bounds.bottom );
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vec2 rb( bounds.right, bounds.bottom );
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lt = transform(lt);
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rt = transform(rt);
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lb = transform(lb);
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rb = transform(rb);
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r.left = floorf(min(lt[0], rt[0], lb[0], rb[0]) + 0.5f);
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r.top = floorf(min(lt[1], rt[1], lb[1], rb[1]) + 0.5f);
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r.right = floorf(max(lt[0], rt[0], lb[0], rb[0]) + 0.5f);
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r.bottom = floorf(max(lt[1], rt[1], lb[1], rb[1]) + 0.5f);
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return r;
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}
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Region Transform::transform(const Region& reg) const
|
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{
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Region out;
|
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if (UNLIKELY(transformed())) {
|
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if (LIKELY(preserveRects())) {
|
||||
if (CC_UNLIKELY(transformed())) {
|
||||
if (CC_LIKELY(preserveRects())) {
|
||||
Region::const_iterator it = reg.begin();
|
||||
Region::const_iterator const end = reg.end();
|
||||
while (it != end) {
|
||||
@@ -202,31 +279,108 @@ Region Transform::transform(const Region& reg) const
|
||||
return out;
|
||||
}
|
||||
|
||||
int32_t Transform::getOrientation() const
|
||||
uint32_t Transform::type() const
|
||||
{
|
||||
uint32_t flags = 0;
|
||||
if (UNLIKELY(transformed())) {
|
||||
SkScalar a = mTransform[SkMatrix::kMScaleX];
|
||||
SkScalar b = mTransform[SkMatrix::kMSkewX];
|
||||
SkScalar c = mTransform[SkMatrix::kMSkewY];
|
||||
SkScalar d = mTransform[SkMatrix::kMScaleY];
|
||||
if (b==0 && c==0 && a && d) {
|
||||
if (a<0) flags |= FLIP_H;
|
||||
if (d<0) flags |= FLIP_V;
|
||||
} else if (b && c && a==0 && d==0) {
|
||||
flags |= ROT_90;
|
||||
if (b>0) flags |= FLIP_H;
|
||||
if (c<0) flags |= FLIP_V;
|
||||
if (mType & UNKNOWN_TYPE) {
|
||||
// recompute what this transform is
|
||||
|
||||
const mat33& M(mMatrix);
|
||||
const float a = M[0][0];
|
||||
const float b = M[1][0];
|
||||
const float c = M[0][1];
|
||||
const float d = M[1][1];
|
||||
const float x = M[2][0];
|
||||
const float y = M[2][1];
|
||||
|
||||
bool scale = false;
|
||||
uint32_t flags = ROT_0;
|
||||
if (isZero(b) && isZero(c)) {
|
||||
if (absEqual(a, d)) {
|
||||
if (a<0) flags |= FLIP_H;
|
||||
if (d<0) flags |= FLIP_V;
|
||||
if (!absIsOne(a) || !absIsOne(d)) {
|
||||
scale = true;
|
||||
}
|
||||
} else {
|
||||
flags = ROT_INVALID;
|
||||
}
|
||||
} else if (isZero(a) && isZero(d)) {
|
||||
if (absEqual(b, c)) {
|
||||
flags |= ROT_90;
|
||||
if (b>0) flags |= FLIP_H;
|
||||
if (c<0) flags |= FLIP_V;
|
||||
if (!absIsOne(b) || !absIsOne(c)) {
|
||||
scale = true;
|
||||
}
|
||||
} else {
|
||||
flags = ROT_INVALID;
|
||||
}
|
||||
} else {
|
||||
flags = 0x80000000;
|
||||
flags = ROT_INVALID;
|
||||
}
|
||||
|
||||
mType = flags << 8;
|
||||
if (flags & ROT_INVALID) {
|
||||
mType |= UNKNOWN;
|
||||
} else {
|
||||
if ((flags & ROT_90) || ((flags & ROT_180) == ROT_180))
|
||||
mType |= ROTATE;
|
||||
if (flags & FLIP_H)
|
||||
mType ^= SCALE;
|
||||
if (flags & FLIP_V)
|
||||
mType ^= SCALE;
|
||||
if (scale)
|
||||
mType |= SCALE;
|
||||
}
|
||||
|
||||
if (!isZero(x) || !isZero(y))
|
||||
mType |= TRANSLATE;
|
||||
}
|
||||
return flags;
|
||||
return mType;
|
||||
}
|
||||
|
||||
uint32_t Transform::getType() const {
|
||||
return type() & 0xFF;
|
||||
}
|
||||
|
||||
uint32_t Transform::getOrientation() const
|
||||
{
|
||||
return (type() >> 8) & 0xFF;
|
||||
}
|
||||
|
||||
bool Transform::preserveRects() const
|
||||
{
|
||||
return mTransform.rectStaysRect();
|
||||
return (type() & ROT_INVALID) ? false : true;
|
||||
}
|
||||
|
||||
void Transform::dump(const char* name) const
|
||||
{
|
||||
type(); // updates the type
|
||||
|
||||
String8 flags, type;
|
||||
const mat33& m(mMatrix);
|
||||
uint32_t orient = mType >> 8;
|
||||
|
||||
if (orient&ROT_INVALID)
|
||||
flags.append("ROT_INVALID ");
|
||||
if (orient&ROT_90)
|
||||
flags.append("ROT_90 ");
|
||||
if (orient&FLIP_V)
|
||||
flags.append("FLIP_V ");
|
||||
if (orient&FLIP_H)
|
||||
flags.append("FLIP_H ");
|
||||
|
||||
if (mType&SCALE)
|
||||
type.append("SCALE ");
|
||||
if (mType&ROTATE)
|
||||
type.append("ROTATE ");
|
||||
if (mType&TRANSLATE)
|
||||
type.append("TRANSLATE ");
|
||||
|
||||
LOGD("%s (%s, %s)", name, flags.string(), type.string());
|
||||
LOGD("%.2f %.2f %.2f", m[0][0], m[1][0], m[2][0]);
|
||||
LOGD("%.2f %.2f %.2f", m[0][1], m[1][1], m[2][1]);
|
||||
LOGD("%.2f %.2f %.2f", m[0][2], m[1][2], m[2][2]);
|
||||
}
|
||||
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
@@ -23,10 +23,6 @@
|
||||
#include <ui/Point.h>
|
||||
#include <ui/Rect.h>
|
||||
|
||||
#include <GLES/gl.h>
|
||||
|
||||
#include <core/SkMatrix.h>
|
||||
|
||||
namespace android {
|
||||
|
||||
class Region;
|
||||
@@ -38,9 +34,12 @@ class Transform
|
||||
public:
|
||||
Transform();
|
||||
Transform(const Transform& other);
|
||||
Transform(int32_t flags);
|
||||
explicit Transform(uint32_t orientation);
|
||||
~Transform();
|
||||
|
||||
typedef int32_t fixed1616;
|
||||
|
||||
// FIXME: must match OVERLAY_TRANSFORM_*, pull from hardware.h
|
||||
enum orientation_flags {
|
||||
ROT_0 = 0x00000000,
|
||||
FLIP_H = 0x00000001,
|
||||
@@ -48,48 +47,79 @@ public:
|
||||
ROT_90 = 0x00000004,
|
||||
ROT_180 = FLIP_H|FLIP_V,
|
||||
ROT_270 = ROT_180|ROT_90,
|
||||
ROT_INVALID = 0x80000000
|
||||
ROT_INVALID = 0x80
|
||||
};
|
||||
|
||||
enum type_mask {
|
||||
IDENTITY = 0,
|
||||
TRANSLATE = 0x1,
|
||||
SCALE = 0x2,
|
||||
AFFINE = 0x4,
|
||||
PERSPECTIVE = 0x8
|
||||
ROTATE = 0x2,
|
||||
SCALE = 0x4,
|
||||
UNKNOWN = 0x8
|
||||
};
|
||||
|
||||
bool transformed() const;
|
||||
int32_t getOrientation() const;
|
||||
bool preserveRects() const;
|
||||
|
||||
// query the transform
|
||||
bool transformed() const;
|
||||
bool preserveRects() const;
|
||||
uint32_t getType() const;
|
||||
uint32_t getOrientation() const;
|
||||
|
||||
float const* operator [] (int i) const; // returns column i
|
||||
int tx() const;
|
||||
int ty() const;
|
||||
|
||||
|
||||
// modify the transform
|
||||
void reset();
|
||||
void set(float xx, float xy, float yx, float yy);
|
||||
void set(int tx, int ty);
|
||||
void set(float radian, float x, float y);
|
||||
void scale(float s, float x, float y);
|
||||
|
||||
void set(float tx, float ty);
|
||||
void set(float a, float b, float c, float d);
|
||||
void set(uint32_t flags, float w, float h);
|
||||
|
||||
// transform data
|
||||
Rect makeBounds(int w, int h) const;
|
||||
void transform(GLfixed* point, int x, int y) const;
|
||||
void transform(fixed1616* point, int x, int y) const;
|
||||
Region transform(const Region& reg) const;
|
||||
Rect transform(const Rect& bounds) const;
|
||||
|
||||
Transform operator * (const Transform& rhs) const;
|
||||
float operator [] (int i) const;
|
||||
|
||||
inline uint32_t getType() const { return type(); }
|
||||
|
||||
inline Transform(bool) : mType(0xFF) { };
|
||||
|
||||
private:
|
||||
uint8_t type() const;
|
||||
struct vec3 {
|
||||
float v[3];
|
||||
inline vec3() { }
|
||||
inline vec3(float a, float b, float c) {
|
||||
v[0] = a; v[1] = b; v[2] = c;
|
||||
}
|
||||
inline float operator [] (int i) const { return v[i]; }
|
||||
inline float& operator [] (int i) { return v[i]; }
|
||||
};
|
||||
struct vec2 {
|
||||
float v[2];
|
||||
inline vec2() { }
|
||||
inline vec2(float a, float b) {
|
||||
v[0] = a; v[1] = b;
|
||||
}
|
||||
inline float operator [] (int i) const { return v[i]; }
|
||||
inline float& operator [] (int i) { return v[i]; }
|
||||
};
|
||||
struct mat33 {
|
||||
vec3 v[3];
|
||||
inline const vec3& operator [] (int i) const { return v[i]; }
|
||||
inline vec3& operator [] (int i) { return v[i]; }
|
||||
};
|
||||
|
||||
private:
|
||||
SkMatrix mTransform;
|
||||
mutable uint32_t mType;
|
||||
enum { UNKNOWN_TYPE = 0x80000000 };
|
||||
|
||||
// assumes the last row is < 0 , 0 , 1 >
|
||||
vec2 transform(const vec2& v) const;
|
||||
vec3 transform(const vec3& v) const;
|
||||
Rect transform(const Rect& bounds) const;
|
||||
uint32_t type() const;
|
||||
static bool absIsOne(float f);
|
||||
static bool absEqual(float a, float b);
|
||||
static bool isZero(float f);
|
||||
|
||||
void dump(const char* name) const;
|
||||
|
||||
mat33 mMatrix;
|
||||
mutable uint32_t mType;
|
||||
};
|
||||
|
||||
// ---------------------------------------------------------------------------
|
||||
|
||||
Reference in New Issue
Block a user