bulk commit, since cvs server was down while fixing :/
fix: formatting got fucked fix: multiple poll fix: removed AquireInput method
This commit is contained in:
Brian Matzon
parent
5d596cd7c3
commit
e2c8914168
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@ -1,4 +1,4 @@
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/*
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/*
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* Copyright (c) 2002 Light Weight Java Game Library Project
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* All rights reserved.
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*
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@ -16,8 +16,7 @@
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* * Neither the name of 'Light Weight Java Game Library' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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@ -38,31 +37,30 @@
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* @author Brian Matzon <brian@matzon.com>
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* @version $Revision$
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*/
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#define WIN32_LEAN_AND_MEAN
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#include "org_lwjgl_input_Joystick.h"
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#include <windows.h>
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#undef DIRECTINPUT_VERSION
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#define DIRECTINPUT_VERSION 0x0500
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#include <dinput.h>
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#define JOYMAX 1000 // Maxmimum range to which we'll gauge the swing
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#define JOYMIN -1000 // Minimum range to which we'll gauge the swing
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#define JOYMAX 1000 // Maxmimum range to which we'll gauge the swing
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#define JOYMIN -1000 // Minimum range to which we'll gauge the swing
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extern HWND hwnd; // Handle to window
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extern HWND hwnd; // Handle to window
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IDirectInput* lpDI; // DI instance
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IDirectInputDevice2* lpDIDevice; // DI Device instance
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DIJOYSTATE2 js; // State of joystick
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IDirectInput* lpDI; // DI instance
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IDirectInputDevice2* lpDIDevice; // DI Device instance
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DIJOYSTATE2 js; // State of joystick
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int buttoncount = 0; // Temporary buttoncount
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bool hasz; // Temporary zaxis check
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bool haspov; // Temporary pov check
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int buttoncount = 0; // Temporary buttoncount
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bool hasz; // Temporary zaxis check
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bool haspov; // Temporary pov check
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JNIEnv* environment; // JNIEnvironment copy
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JNIEnv* environment; // JNIEnvironment copy
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bool create_success; // bool used to determine successfull creation
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bool create_success; // bool used to determine successfull creation
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// Cached fields of Joystick.java
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jclass clsJoystick;
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@ -94,52 +92,52 @@ void PrintError(HRESULT error);
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* Initializes any field ids
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*/
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JNIEXPORT void JNICALL Java_org_lwjgl_input_Joystick_initIDs(JNIEnv * env, jclass clazz) {
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environment = env;
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environment = env;
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}
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/**
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* Called when the Joystick instance is to be created
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*/
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JNIEXPORT jboolean JNICALL Java_org_lwjgl_input_Joystick_nCreate(JNIEnv *env, jobject obj) {
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/* Cache fields in Joystick */
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CacheFields(obj);
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/* Cache fields in Joystick */
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CacheFields(obj);
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// Create the DirectInput object.
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HRESULT hr;
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hr = DirectInputCreate(GetModuleHandle(NULL), DIRECTINPUT_VERSION, &lpDI, NULL);
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if (FAILED(hr)) {
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Shutdown();
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return JNI_FALSE;
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}
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// Create the DirectInput object.
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HRESULT hr;
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hr = DirectInputCreate(GetModuleHandle(NULL), DIRECTINPUT_VERSION, &lpDI, NULL);
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if (FAILED(hr)) {
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Shutdown();
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return JNI_FALSE;
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}
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/* Find all joysticks */
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EnumerateJoysticks();
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if (!create_success) {
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Shutdown();
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return JNI_FALSE;
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}
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/* Find all joysticks */
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EnumerateJoysticks();
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if (!create_success) {
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Shutdown();
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return JNI_FALSE;
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}
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/* Enumerate capabilities of joystick */
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EnumerateCapabilities();
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if (!create_success) {
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Shutdown();
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return JNI_FALSE;
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}
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/* Enumerate capabilities of joystick */
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EnumerateCapabilities();
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if (!create_success) {
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Shutdown();
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return JNI_FALSE;
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}
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/* Initialize any fields on the Joystick */
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InitializeFields();
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/* Initialize any fields on the Joystick */
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InitializeFields();
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/* Set capabilities */
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SetCapabilities();
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/* Set capabilities */
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SetCapabilities();
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/* Aquire the joystick */
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hr = lpDIDevice->Acquire();
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if(FAILED(hr)) {
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Shutdown();
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return JNI_FALSE;
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}
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/* Aquire the joystick */
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hr = lpDIDevice->Acquire();
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if(FAILED(hr)) {
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Shutdown();
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return JNI_FALSE;
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}
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return create_success;
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return create_success;
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}
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/*
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@ -148,7 +146,7 @@ JNIEXPORT jboolean JNICALL Java_org_lwjgl_input_Joystick_nCreate(JNIEnv *env, jo
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* Signature: ()V
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*/
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JNIEXPORT void JNICALL Java_org_lwjgl_input_Joystick_nDestroy(JNIEnv *env, jobject obj) {
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Shutdown();
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Shutdown();
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}
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/*
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@ -157,271 +155,248 @@ JNIEXPORT void JNICALL Java_org_lwjgl_input_Joystick_nDestroy(JNIEnv *env, jobje
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* Signature: ()V
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*/
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JNIEXPORT void JNICALL Java_org_lwjgl_input_Joystick_nPoll(JNIEnv * env, jobject obj) {
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lpDIDevice->Poll();
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UpdateFields();
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HRESULT hRes;
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// poll the joystick to read the current state
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hRes = lpDIDevice->Poll();
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if (FAILED(hRes)) {
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#if _DEBUG
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printf("Poll fail\n");
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#endif
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return;
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}
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UpdateFields();
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}
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/**
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* Shutdown DI
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*/
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void Shutdown() {
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// release DI instance
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if (lpDI != NULL) {
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// release device
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if (lpDIDevice != NULL) {
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lpDIDevice->Unacquire();
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lpDIDevice->Release();
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lpDIDevice = NULL;
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}
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lpDI->Release();
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lpDI = NULL;
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}
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// release DI instance
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if (lpDI != NULL) {
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// release device
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if (lpDIDevice != NULL) {
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lpDIDevice->Unacquire();
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lpDIDevice->Release();
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lpDIDevice = NULL;
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}
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lpDI->Release();
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lpDI = NULL;
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}
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// Delete are global reference to the Joystick
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if(objJoystick != NULL) {
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environment->DeleteGlobalRef(objJoystick);
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}
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// Delete are global reference to the Joystick
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if(objJoystick != NULL) {
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environment->DeleteGlobalRef(objJoystick);
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}
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}
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/**
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* Enumerates the capabilities of the joystick attached to the system
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*/
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void EnumerateCapabilities() {
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HRESULT hr;
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hr = lpDIDevice->EnumObjects(EnumJoystickObjectsCallback, NULL, DIDFT_ALL);
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if FAILED(hr) {
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create_success = false;
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return;
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}
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create_success = true;
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HRESULT hr;
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hr = lpDIDevice->EnumObjects(EnumJoystickObjectsCallback, NULL, DIDFT_ALL);
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if FAILED(hr) {
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create_success = false;
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return;
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}
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create_success = true;
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}
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/**
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* Enumerates the joysticks attached to the system
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*/
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void EnumerateJoysticks() {
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HRESULT hr;
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hr = lpDI->EnumDevices(DIDEVTYPE_JOYSTICK, EnumJoystickCallback, 0, DIEDFL_ATTACHEDONLY);
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if FAILED(hr) {
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create_success = false;
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return;
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}
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create_success = true;
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HRESULT hr;
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hr = lpDI->EnumDevices(DIDEVTYPE_JOYSTICK, EnumJoystickCallback, 0, DIEDFL_ATTACHEDONLY);
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if FAILED(hr) {
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create_success = false;
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return;
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}
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create_success = true;
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}
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/**
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* Callback from EnumDevices. Called for each joystick attached to the system
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*/
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BOOL CALLBACK EnumJoystickCallback(LPCDIDEVICEINSTANCE pdinst, LPVOID pvRef) {
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/* Add the joystick */
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CreateJoystick(pdinst);
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if(create_success) {
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/* Do setup of joystick */
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SetupJoystick();
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}
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/* Add the joystick */
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CreateJoystick(pdinst);
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if(create_success) {
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/* Do setup of joystick */
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SetupJoystick();
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}
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/* just stop after 1st joystick */
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return DIENUM_STOP;
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/* just stop after 1st joystick */
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return DIENUM_STOP;
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}
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/**
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* Callback from EnumObjects. Called for each "object" on the joystick.
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*/
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BOOL CALLBACK EnumJoystickObjectsCallback(LPCDIDEVICEOBJECTINSTANCE lpddoi, LPVOID pvRef) {
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if(lpddoi->guidType == GUID_Button) {
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buttoncount++;
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} else if(lpddoi->guidType == GUID_XAxis || lpddoi->guidType == GUID_YAxis) {
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//do nothing
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} else if(lpddoi->guidType == GUID_ZAxis || strcmp("Throttle", lpddoi->tszName) == 0){
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hasz = true;
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} else if (lpddoi->guidType == GUID_POV){
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haspov = true;
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} else {
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if(lpddoi->guidType == GUID_Button) {
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buttoncount++;
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} else if(lpddoi->guidType == GUID_XAxis || lpddoi->guidType == GUID_YAxis) {
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//do nothing
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} else if(lpddoi->guidType == GUID_ZAxis || strcmp("Throttle", lpddoi->tszName) == 0){
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hasz = true;
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} else if (lpddoi->guidType == GUID_POV){
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haspov = true;
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} else {
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#ifdef _DEBUG
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printf("Unhandled object found: %s\n", lpddoi->tszName);
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printf("Unhandled object found: %s\n", lpddoi->tszName);
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#endif
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}
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return DIENUM_CONTINUE;
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}
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return DIENUM_CONTINUE;
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}
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/**
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* Creates the specified device as a joystick
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*/
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void CreateJoystick(LPCDIDEVICEINSTANCE lpddi) {
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HRESULT hr;
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hr = lpDI->CreateDevice(lpddi->guidInstance, (LPDIRECTINPUTDEVICE*) &lpDIDevice, NULL);
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if FAILED(hr) {
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create_success = false;
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return;
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}
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create_success = true;
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HRESULT hr;
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hr = lpDI->CreateDevice(lpddi->guidInstance, (LPDIRECTINPUTDEVICE*) &lpDIDevice, NULL);
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if FAILED(hr) {
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create_success = false;
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return;
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}
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create_success = true;
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}
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/**
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* Sets up the joystick properties
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*/
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void SetupJoystick() {
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// set joystick data format
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if(lpDIDevice->SetDataFormat(&c_dfDIJoystick2) != DI_OK) {
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create_success = false;
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return;
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}
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// set joystick data format
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if(lpDIDevice->SetDataFormat(&c_dfDIJoystick2) != DI_OK) {
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create_success = false;
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return;
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}
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// set the cooperative level
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if(lpDIDevice->SetCooperativeLevel(hwnd, DISCL_NONEXCLUSIVE | DISCL_BACKGROUND) != DI_OK) {
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create_success = false;
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return;
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}
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// set the cooperative level
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if(lpDIDevice->SetCooperativeLevel(hwnd, DISCL_NONEXCLUSIVE | DISCL_BACKGROUND) != DI_OK) {
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create_success = false;
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return;
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}
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// set X-axis range to (-1000 ... +1000)
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// This lets us test against 0 to see which way the stick is pointed.
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DIPROPRANGE diprg;
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diprg.diph.dwSize = sizeof(diprg);
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diprg.diph.dwHeaderSize = sizeof(diprg.diph);
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diprg.diph.dwObj = DIJOFS_X;
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diprg.diph.dwHow = DIPH_BYOFFSET;
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diprg.lMin = JOYMIN;
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diprg.lMax = JOYMAX;
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// set X-axis range to (-1000 ... +1000)
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// This lets us test against 0 to see which way the stick is pointed.
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DIPROPRANGE diprg;
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diprg.diph.dwSize = sizeof(diprg);
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diprg.diph.dwHeaderSize = sizeof(diprg.diph);
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diprg.diph.dwObj = DIJOFS_X;
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diprg.diph.dwHow = DIPH_BYOFFSET;
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diprg.lMin = JOYMIN;
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diprg.lMax = JOYMAX;
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if(lpDIDevice->SetProperty(DIPROP_RANGE, &diprg.diph) != DI_OK) {
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create_success = false;
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return;
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}
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if(lpDIDevice->SetProperty(DIPROP_RANGE, &diprg.diph) != DI_OK) {
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create_success = false;
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return;
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}
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//
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// And again for Y-axis range
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//
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diprg.diph.dwObj = DIJOFS_Y;
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//
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// And again for Y-axis range
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//
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diprg.diph.dwObj = DIJOFS_Y;
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if(lpDIDevice->SetProperty(DIPROP_RANGE, &diprg.diph) != DI_OK)
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{
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create_success = false;
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return;
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}
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if(lpDIDevice->SetProperty(DIPROP_RANGE, &diprg.diph) != DI_OK)
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{
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create_success = false;
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return;
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}
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//
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// And again for z-axis range (throttle)
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//
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diprg.diph.dwObj = DIJOFS_Z;
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//
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// And again for z-axis range (throttle)
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//
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diprg.diph.dwObj = DIJOFS_Z;
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if(lpDIDevice->SetProperty(DIPROP_RANGE, &diprg.diph) != DI_OK) {
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create_success = false;
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return;
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}
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create_success = true;
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}
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/**
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* Aquires the Joystick
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*/
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bool AcquireInput(void) {
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HRESULT hRes;
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// if we have a device
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if (lpDIDevice != NULL) {
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// acquire the device
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hRes = lpDIDevice->Acquire();
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if (SUCCEEDED(hRes)) {
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// acquisition successful
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return TRUE;
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} else {
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// acquisition failed
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return FALSE;
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}
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} else {
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// we don't have a current device
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return FALSE;
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}
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if(lpDIDevice->SetProperty(DIPROP_RANGE, &diprg.diph) != DI_OK) {
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create_success = false;
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return;
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}
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create_success = true;
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}
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/**
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* Sets the fields on the Joystick
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*/
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void InitializeFields() {
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//set buttons array
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jbooleanArray buttonsArray = environment->NewBooleanArray(buttoncount);
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environment->SetObjectField(objJoystick, fidButtons, buttonsArray);
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//set buttons array
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jbooleanArray buttonsArray = environment->NewBooleanArray(buttoncount);
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environment->SetObjectField(objJoystick, fidButtons, buttonsArray);
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}
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/**
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* Updates the fields on the Joystick
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*/
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void UpdateFields() {
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HRESULT hRes;
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HRESULT hRes;
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// poll the joystick to read the current state
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hRes = lpDIDevice->Poll();
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if (FAILED(hRes)) {
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// get data from the joystick
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hRes = lpDIDevice->GetDeviceState(sizeof(DIJOYSTATE2), &js);
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if (hRes != DI_OK) {
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// did the read fail because we lost input for some reason?
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// if so, then attempt to reacquire.
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if(hRes == DIERR_INPUTLOST) {
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lpDIDevice->Acquire();
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#if _DEBUG
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printf("Poll fail\n");
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printf("DIERR_INPUTLOST, reaquiring input\n");
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#endif
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return;
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}
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// get data from the joystick
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hRes = lpDIDevice->GetDeviceState(sizeof(DIJOYSTATE2), &js);
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if (hRes != DI_OK) {
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// did the read fail because we lost input for some reason?
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// if so, then attempt to reacquire.
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if(hRes == DIERR_INPUTLOST) {
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AcquireInput();
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#if _DEBUG
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printf("DIERR_INPUTLOST, reaquiring input\n");
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#endif
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}
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return;
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}
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//axis's
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environment->SetIntField(objJoystick, fidX, js.lX);
|
||||
environment->SetIntField(objJoystick, fidY, js.lY);
|
||||
if(hasz) {
|
||||
environment->SetIntField(objJoystick, fidZ, js.lZ);
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
//buttons
|
||||
jbooleanArray buttonsArray = (jbooleanArray) environment->GetObjectField(objJoystick, fidButtons);
|
||||
BYTE * buttons = (BYTE *) environment->GetPrimitiveArrayCritical(buttonsArray, NULL);
|
||||
memcpy(buttons, js.rgbButtons, 4);
|
||||
environment->ReleasePrimitiveArrayCritical(buttonsArray, buttons, 0);
|
||||
//axis's
|
||||
environment->SetIntField(objJoystick, fidX, js.lX);
|
||||
environment->SetIntField(objJoystick, fidY, js.lY);
|
||||
if(hasz) {
|
||||
environment->SetIntField(objJoystick, fidZ, js.lZ);
|
||||
}
|
||||
|
||||
//pov
|
||||
if(haspov) {
|
||||
environment->SetIntField(objJoystick, fidPOV, js.rgdwPOV[0]);
|
||||
}
|
||||
//buttons
|
||||
jbooleanArray buttonsArray = (jbooleanArray) environment->GetObjectField(objJoystick, fidButtons);
|
||||
BYTE * buttons = (BYTE *) environment->GetPrimitiveArrayCritical(buttonsArray, NULL);
|
||||
memcpy(buttons, js.rgbButtons, 4);
|
||||
environment->ReleasePrimitiveArrayCritical(buttonsArray, buttons, 0);
|
||||
|
||||
//pov
|
||||
if(haspov) {
|
||||
environment->SetIntField(objJoystick, fidPOV, js.rgdwPOV[0]);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the capabilities of the joystick
|
||||
*/
|
||||
void SetCapabilities() {
|
||||
//set buttoncount
|
||||
environment->SetIntField(objJoystick, fidButtonCount, buttoncount);
|
||||
//set buttoncount
|
||||
environment->SetIntField(objJoystick, fidButtonCount, buttoncount);
|
||||
|
||||
//set z axis
|
||||
environment->SetIntField(objJoystick, fidHasZAxis, hasz);
|
||||
//set z axis
|
||||
environment->SetIntField(objJoystick, fidHasZAxis, hasz);
|
||||
|
||||
//set pov
|
||||
environment->SetIntField(objJoystick, fidHasPOV, haspov);
|
||||
//set pov
|
||||
environment->SetIntField(objJoystick, fidHasPOV, haspov);
|
||||
}
|
||||
|
||||
/**
|
||||
* Caches the field ids for quicker access
|
||||
*/
|
||||
void CacheFields(jobject obj) {
|
||||
/* make certain that we're caching from a global object, and not a local */
|
||||
objJoystick = environment->NewGlobalRef(obj);
|
||||
clsJoystick = environment->GetObjectClass(objJoystick);
|
||||
/* make certain that we're caching from a global object, and not a local */
|
||||
objJoystick = environment->NewGlobalRef(obj);
|
||||
clsJoystick = environment->GetObjectClass(objJoystick);
|
||||
|
||||
/* cache fields */
|
||||
fidButtonCount = environment->GetFieldID(clsJoystick, "buttonCount", "I");
|
||||
fidHasZAxis = environment->GetFieldID(clsJoystick, "hasZAxis", "Z");
|
||||
fidHasPOV = environment->GetFieldID(clsJoystick, "hasPOV", "Z");
|
||||
fidButtons = environment->GetFieldID(clsJoystick, "buttons", "[Z");
|
||||
fidX = environment->GetFieldID(clsJoystick, "x", "I");
|
||||
fidY = environment->GetFieldID(clsJoystick, "y", "I");
|
||||
fidZ = environment->GetFieldID(clsJoystick, "z", "I");
|
||||
fidPOV = environment->GetFieldID(clsJoystick, "pov", "I");
|
||||
/* cache fields */
|
||||
fidButtonCount = environment->GetFieldID(clsJoystick, "buttonCount", "I");
|
||||
fidHasZAxis = environment->GetFieldID(clsJoystick, "hasZAxis", "Z");
|
||||
fidHasPOV = environment->GetFieldID(clsJoystick, "hasPOV", "Z");
|
||||
fidButtons = environment->GetFieldID(clsJoystick, "buttons", "[Z");
|
||||
fidX = environment->GetFieldID(clsJoystick, "x", "I");
|
||||
fidY = environment->GetFieldID(clsJoystick, "y", "I");
|
||||
fidZ = environment->GetFieldID(clsJoystick, "z", "I");
|
||||
fidPOV = environment->GetFieldID(clsJoystick, "pov", "I");
|
||||
}
|
||||
Loading…
Reference in New Issue