RenderScript 輸入/輸出函式
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總覽
這些函式的用途如下：
- 將資訊傳送至 Java 用戶端，並且
- 傳送已處理的分配金額，或接收下一項進行處理的分配作業。
摘要
函式
rsAllocationIoReceive
：接收佇列中的新內容
從佇列接收一組新內容。
請勿從核心內部或任何可直接從核心或間接呼叫的函式呼叫此函式。這樣做會導致執行階段錯誤。
rsAllocationIoSend
：將新內容傳送至佇列
將分配的內容傳送至佇列。
請勿從核心內部或任何可直接從核心或間接呼叫的函式呼叫此函式。這樣做會導致執行階段錯誤。
| bool rsSendToClient(int cmdID);
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| bool rsSendToClient(int cmdID, const void* data, uint len);
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參數
| cmdID | |
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| 資料 | 應用程式專屬資料。 |
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| Len | 資料長度，以位元組為單位。 |
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| void rsSendToClientBlocking(int cmdID);
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| void rsSendToClientBlocking(int cmdID, const void* 資料, uint len);
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參數
| cmdID | |
|---|
| 資料 | 應用程式專屬資料。 |
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| Len | 資料長度，以位元組為單位。 |
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這個頁面中的內容和程式碼範例均受《內容授權》中的授權所規範。Java 與 OpenJDK 是 Oracle 和/或其關係企業的商標或註冊商標。
上次更新時間：2025-07-27 (世界標準時間)。
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間：2025-07-27 (世界標準時間)。"],[],[],null,["# RenderScript Input/Output Functions\n\nOverview\n--------\n\nThese functions are used to:\n\n- Send information to the Java client, and\n- Send the processed allocation or receive the next allocation to process.\n\n\u003cbr /\u003e\n\nSummary\n-------\n\n| Functions ||\n|--------------------------------------------------------------------------------------------------------|--------------------------------------------|\n| [rsAllocationIoReceive](/guide/topics/renderscript/reference/rs_io#android_rs:rsAllocationIoReceive) | Receive new content from the queue |\n| [rsAllocationIoSend](/guide/topics/renderscript/reference/rs_io#android_rs:rsAllocationIoSend) | Send new content to the queue |\n| [rsSendToClient](/guide/topics/renderscript/reference/rs_io#android_rs:rsSendToClient) | Send a message to the client, non-blocking |\n| [rsSendToClientBlocking](/guide/topics/renderscript/reference/rs_io#android_rs:rsSendToClientBlocking) | Send a message to the client, blocking |\n\nFunctions\n---------\n\n#### rsAllocationIoReceive\n: Receive new content from the queue\n\n|-------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------|\n| void rsAllocationIoReceive([rs_allocation](/guide/topics/renderscript/reference/rs_object_types#android_rs:rs_allocation) a); | Added in [API level 16](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) |\n\n##### Parameters\n\n| a | Allocation to work on. |\n|---|------------------------|\n\nReceive a new set of contents from the queue.\n\nThis function should not be called from inside a kernel, or from any function\nthat may be called directly or indirectly from a kernel. Doing so would cause a\nruntime error. \n\n#### rsAllocationIoSend\n: Send new content to the queue\n\n|----------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------|\n| void rsAllocationIoSend([rs_allocation](/guide/topics/renderscript/reference/rs_object_types#android_rs:rs_allocation) a); | Added in [API level 16](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) |\n\n##### Parameters\n\n| a | Allocation to work on. |\n|---|------------------------|\n\nSend the contents of the Allocation to the queue.\n\nThis function should not be called from inside a kernel, or from any function\nthat may be called directly or indirectly from a kernel. Doing so would cause a\nruntime error. \n\n#### rsSendToClient\n: Send a message to the client, non-blocking\n\n|-------------------------------------------------------------------------------------------------------------------------------------|---|\n| bool rsSendToClient(int cmdID); | |\n| bool rsSendToClient(int cmdID, const void\\* data, [uint](/guide/topics/renderscript/reference/rs_value_types#android_rs:uint) len); | |\n\n##### Parameters\n\n| cmdID | |\n| data | Application specific data. |\n| len | Length of the data, in bytes. |\n|-------|-------------------------------|\n\nSends a message back to the client. This call does not block.\nIt returns true if the message was sent and false if the\nmessage queue is full.\n\nA message ID is required. The data payload is optional.\n\nSee [RenderScript.RSMessageHandler](https://developer.android.com/reference/android/renderscript/RenderScript.RSMessageHandler.html). \n\n#### rsSendToClientBlocking\n: Send a message to the client, blocking\n\n|---------------------------------------------------------------------------------------------------------------------------------------------|---|\n| void rsSendToClientBlocking(int cmdID); | |\n| void rsSendToClientBlocking(int cmdID, const void\\* data, [uint](/guide/topics/renderscript/reference/rs_value_types#android_rs:uint) len); | |\n\n##### Parameters\n\n| cmdID | |\n| data | Application specific data. |\n| len | Length of the data, in bytes. |\n|-------|-------------------------------|\n\nSends a message back to the client. This function will block\nuntil there is room on the message queue for this message.\nThis function may return before the message was delivered and\nprocessed by the client.\n\nA message ID is required. The data payload is optional.\n\nSee [RenderScript.RSMessageHandler](https://developer.android.com/reference/android/renderscript/RenderScript.RSMessageHandler.html)."]]
