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| 1 /* |
| 2 * Copyright 2016 Google Inc. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. |
| 6 */ |
| 7 |
| 8 #include <jni.h> |
| 9 #include <errno.h> |
| 10 |
| 11 #include <android_native_app_glue.h> |
| 12 |
| 13 #include "../Application.h" |
| 14 #include "Timer.h" |
| 15 |
| 16 static double now_ms() { return SkTime::GetNSecs() * 1e-6; } |
| 17 |
| 18 /** |
| 19 * This is the main entry point of a native application that is using |
| 20 * android_native_app_glue. It runs in its own thread, with its own |
| 21 * event loop for receiving input events and doing other things. |
| 22 */ |
| 23 void android_main(struct android_app* state) { |
| 24 // Make sure glue isn't stripped. |
| 25 app_dummy(); |
| 26 |
| 27 static const char* gCmdLine[] = { |
| 28 "vulkanviewer", |
| 29 "--skps", |
| 30 "/data/local/tmp/skp", |
| 31 }; |
| 32 |
| 33 std::unique_ptr<Application> vkApp(Application::Create(SK_ARRAY_COUNT(gCmdLi
ne), |
| 34 const_cast<char**>(gC
mdLine), |
| 35 state)); |
| 36 |
| 37 double currentTime = 0.0; |
| 38 double previousTime = 0.0; |
| 39 |
| 40 // loop waiting for stuff to do. |
| 41 while (1) { |
| 42 // Read all pending events. |
| 43 int ident; |
| 44 int events; |
| 45 struct android_poll_source* source; |
| 46 |
| 47 // block forever waiting for events. |
| 48 while ((ident=ALooper_pollAll(-1, NULL, &events, |
| 49 (void**)&source)) >= 0) { |
| 50 |
| 51 // Process this event. |
| 52 if (source != NULL) { |
| 53 source->process(state, source); |
| 54 } |
| 55 |
| 56 // Check if we are exiting. |
| 57 if (state->destroyRequested != 0) { |
| 58 return; |
| 59 } |
| 60 |
| 61 previousTime = currentTime; |
| 62 currentTime = now_ms(); |
| 63 vkApp->onIdle(currentTime - previousTime); |
| 64 } |
| 65 } |
| 66 } |
| 67 //END_INCLUDE(all) |
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