| |
| var Module = require("./test.js"); |
| |
| console.log("\nTesting main.js"); |
| |
| var length = 20; |
| var ptr = Module._malloc(length); // Get buffer from emscripten. |
| var buffer= new Uint8Array(Module.HEAPU8.buffer, ptr, length); // Get a bytes view on the newly allocated buffer. |
| |
| // Populate the buffer in JavaScript land. |
| console.log("buffer length = " + length + "\n"); |
| for (var i = 0; i < length; i++) { |
| buffer[i] = i + 20; // Add 20 just for a bit of interest. |
| console.log("setting buffer[" + i + "] = " + buffer[i]); |
| } |
| |
| // Export bufferTest function. |
| var bufferTest = Module.cwrap('bufferTest', 'number', ['number', 'number']); |
| console.log("\ncalling bufferTest\n"); |
| |
| bufferTest(ptr, length); // Call our exported C function to prove the buffer was passed correctly. |
| |
| console.log("\nbufferTest finished\n"); |
| |
| // free the heap buffer |
| Module._free(ptr); |
| |
| |
| |
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