diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/RenderScriptTests/ImageProcessing/src/com/android/rs/image/blend.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/RenderScriptTests/ImageProcessing/src/com/android/rs/image/blend.rs b/tests/RenderScriptTests/ImageProcessing/src/com/android/rs/image/blend.rs new file mode 100644 index 0000000..87b56f7 --- /dev/null +++ b/tests/RenderScriptTests/ImageProcessing/src/com/android/rs/image/blend.rs @@ -0,0 +1,24 @@ +// 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. + +#pragma version(1) +#pragma rs java_package_name(com.android.rs.image) + +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; +} + |