mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-12-27 04:08:53 +01:00
45 lines
1.2 KiB
Go
45 lines
1.2 KiB
Go
// Copyright 2019 The Ebiten Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package jsutil
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import (
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"runtime"
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"syscall/js"
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"unsafe"
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)
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func copyUint8SliceToTemporaryArrayBuffer(src []uint8) {
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if len(src) == 0 {
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return
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}
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js.CopyBytesToJS(temporaryUint8Array, src)
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}
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func copyUint16SliceToTemporaryArrayBuffer(src []uint16) {
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if len(src) == 0 {
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return
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}
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js.CopyBytesToJS(temporaryUint8Array, unsafe.Slice((*byte)(unsafe.Pointer(&src[0])), len(src)*2))
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runtime.KeepAlive(src)
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}
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func copyFloat32SliceToTemporaryArrayBuffer(src []float32) {
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if len(src) == 0 {
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return
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}
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js.CopyBytesToJS(temporaryUint8Array, unsafe.Slice((*byte)(unsafe.Pointer(&src[0])), len(src)*4))
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runtime.KeepAlive(src)
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}
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