| // Copyright (C) 2011 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "ip.rsh" |
| #pragma rs_fp_relaxed |
| |
| uchar alpha = 0x0; |
| |
| void setImageAlpha(uchar4 *v_out, uint32_t x, uint32_t y) { |
| v_out->rgba = convert_uchar4((convert_uint4(v_out->rgba) * alpha) >> (uint4)8); |
| v_out->a = alpha; |
| } |
| |
