mirror of
https://github.com/shadowfacts/lwjgl2-arm64.git
synced 2026-04-05 14:35:58 +00:00
Save unread buffered input events between read()s
This commit is contained in:
Elias Naur
parent
f996e36d6c
commit
0a576f8e33
10 changed files with 289 additions and 289 deletions
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@ -40,6 +40,7 @@ import java.util.HashMap;
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import java.util.Map;
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import org.lwjgl.Sys;
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import org.lwjgl.BufferUtils;
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import org.lwjgl.opengl.Window;
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/**
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@ -191,11 +192,14 @@ public class Keyboard {
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public static final int KEY_APPS = 0xDD; /* AppMenu key */
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public static final int KEY_POWER = 0xDE;
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public static final int KEY_SLEEP = 0xDF;
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public static final int STATE_ON = 0;
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public static final int STATE_OFF = 1;
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public static final int STATE_UNKNOWN = 2;
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public static final int STATE_ON = 0;
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public static final int STATE_OFF = 1;
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public static final int STATE_UNKNOWN = 2;
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/** Buffer size in events */
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private final static int BUFFER_SIZE = 50;
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/** Key names */
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private static final String[] keyName = new String[255];
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private static final Map keyMap = new HashMap(253);
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@ -243,9 +247,6 @@ public class Keyboard {
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/** True if translation is enabled */
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private static boolean translationEnabled;
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/** The number of events read in the last read() */
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private static int numEvents;
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/** The current keyboard character being examined */
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private static char eventCharacter;
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@ -285,7 +286,7 @@ public class Keyboard {
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* @throws Exception if the keyboard could not be created for any reason
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*/
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public static void create() throws Exception {
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assert Window.isCreated() : "Window must be created prior to creating keyboard";
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assert Window.isCreated() : "Window must be created prior to creating keyboard";
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if (!initialized)
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initialize();
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if (created)
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@ -322,16 +323,16 @@ public class Keyboard {
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private static native void nDestroy();
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/**
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* Polls the keyboard for its current state. Access the polled values using the
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* <code>isKeyDown</code> method.
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* By using this method, it is possible to "miss" keyboard keys if you don't
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* poll fast enough. To receive all events, enable buffering by calling
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* <code>enableBuffer</code>, and read those events by calling <code>read</code>
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*
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* @see org.lwjgl.input.Keyboard#isKeyDown(int key)
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* @see org.lwjgl.input.Keyboard#isStateKeySet(int key)
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* @see org.lwjgl.input.Keyboard#enableBuffer()
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* @see org.lwjgl.input.Keyboard#read()
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* Polls the keyboard for its current state. Access the polled values using the
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* <code>isKeyDown</code> method.
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* By using this method, it is possible to "miss" keyboard keys if you don't
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* poll fast enough. To receive all events, enable buffering by calling
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* <code>enableBuffer</code>, and read those events by calling <code>read</code>
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*
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* @see org.lwjgl.input.Keyboard#isKeyDown(int key)
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* @see org.lwjgl.input.Keyboard#isStateKeySet(int key)
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* @see org.lwjgl.input.Keyboard#enableBuffer()
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* @see org.lwjgl.input.Keyboard#read()
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*/
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public static void poll() {
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assert created : "The keyboard has not been created.";
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@ -347,35 +348,36 @@ public class Keyboard {
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private static native void nPoll(ByteBuffer keyDownBuffer);
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/**
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* Reads all keyboard events since last read.
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* To use these values, you have to call <code>next</code> for each event you
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* want to read. You can query which key caused the event by using
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* <code>getEventKey</code>. To get the state of that key, for that event, use
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* <code>getEventKeyState</code> - finally use <code>getEventCharacter</code> to get the
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* character for that event.
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*
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* @see org.lwjgl.input.Keyboard#next()
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* @see org.lwjgl.input.Keyboard#enableBuffer()
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* @see org.lwjgl.input.Keyboard#getEventKey()
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* @see org.lwjgl.input.Keyboard#getEventKeyState()
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* @see org.lwjgl.input.Keyboard#getEventCharacter()
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* Reads all keyboard events since last read.
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* To use these values, you have to call <code>next</code> for each event you
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* want to read. You can query which key caused the event by using
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* <code>getEventKey</code>. To get the state of that key, for that event, use
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* <code>getEventKeyState</code> - finally use <code>getEventCharacter</code> to get the
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* character for that event.
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*
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* @see org.lwjgl.input.Keyboard#next()
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* @see org.lwjgl.input.Keyboard#enableBuffer()
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* @see org.lwjgl.input.Keyboard#getEventKey()
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* @see org.lwjgl.input.Keyboard#getEventKeyState()
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* @see org.lwjgl.input.Keyboard#getEventCharacter()
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*/
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public static void read() {
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assert created : "The keyboard has not been created.";
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assert readBuffer != null : "Keyboard buffering has not been enabled.";
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numEvents = nRead();
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readBuffer.clear();
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readBuffer.compact();
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int numEvents = nRead(readBuffer, readBuffer.position());
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if (translationEnabled)
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readBuffer.limit(numEvents << 2);
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readBuffer.position(readBuffer.position() + numEvents*4);
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else
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readBuffer.limit(numEvents << 1);
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readBuffer.position(readBuffer.position() + numEvents*2);
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readBuffer.flip();
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}
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/**
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* Native method to read the keyboard buffer
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* @return the total number of events read.
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*/
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private static native int nRead();
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private static native int nRead(ByteBuffer buffer, int buffer_position);
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/**
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* Enable keyboard translation. Must be called after the keyboard is created,
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@ -384,7 +386,6 @@ public class Keyboard {
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public static void enableTranslation() throws Exception {
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assert created : "The keyboard has not been created.";
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assert readBuffer != null : "Keyboard buffering has not been enabled.";
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nEnableTranslation();
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translationEnabled = true;
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}
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@ -396,14 +397,12 @@ public class Keyboard {
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/**
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* Enable keyboard buffering. Must be called after the keyboard is created.
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* @return the size of the keyboard buffer in events, or 0 if no buffering
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* can be enabled for any reason
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*/
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public static int enableBuffer() throws Exception {
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public static void enableBuffer() throws Exception {
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assert created : "The keyboard has not been created.";
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readBuffer = nEnableBuffer();
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readBuffer.order(ByteOrder.nativeOrder());
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return readBuffer.capacity()/2;
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readBuffer = BufferUtils.createByteBuffer(4*BUFFER_SIZE);
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readBuffer.limit(0);
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nEnableBuffer();
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}
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/**
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@ -411,7 +410,7 @@ public class Keyboard {
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* @return the event buffer,
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* or null if no buffer can be allocated
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*/
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private static native ByteBuffer nEnableBuffer() throws Exception;
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private static native void nEnableBuffer() throws Exception;
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/**
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* Checks to see if a key is down.
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@ -436,18 +435,18 @@ public class Keyboard {
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public static boolean isTranslationEnabled() {
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return translationEnabled;
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}
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/**
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* Checks whether one of the state keys are "active"
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*
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* @param key State key to test (KEY_CAPITAL | KEY_NUMLOCK | KEY_SYSRQ)
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* @return STATE_ON if on, STATE_OFF if off and STATE_UNKNOWN if the state is unknown
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*/
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public static int isStateKeySet(int key) {
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assert created : "The keyboard has not been created.";
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return nisStateKeySet(key);
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}
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private static native int nisStateKeySet(int key);
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/**
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* Checks whether one of the state keys are "active"
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*
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* @param key State key to test (KEY_CAPITAL | KEY_NUMLOCK | KEY_SYSRQ)
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* @return STATE_ON if on, STATE_OFF if off and STATE_UNKNOWN if the state is unknown
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*/
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public static int isStateKeySet(int key) {
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assert created : "The keyboard has not been created.";
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return nisStateKeySet(key);
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}
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private static native int nisStateKeySet(int key);
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/**
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* Gets a key's name
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@ -463,7 +462,7 @@ public class Keyboard {
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* @param keyName The key name
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*/
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public static int getKeyIndex(String keyName) {
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Integer ret = (Integer) keyMap.get(keyName);
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Integer ret = (Integer) keyMap.get(keyName);
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if (ret == null)
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return KEY_NONE;
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else
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@ -476,19 +475,22 @@ public class Keyboard {
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*/
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public static int getNumKeyboardEvents() {
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assert created : "The keyboard has not been created.";
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return numEvents;
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if (translationEnabled)
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return readBuffer.remaining()/4;
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else
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return readBuffer.remaining()/2;
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}
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/**
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* Gets the next keyboard event. You can query which key caused the event by using
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* <code>getEventKey</code>. To get the state of that key, for that event, use
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* <code>getEventKeyState</code> - finally use <code>getEventCharacter</code> to get the
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* character for that event.
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*
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* @see org.lwjgl.input.Keyboard#getEventKey()
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* @see org.lwjgl.input.Keyboard#getEventKeyState()
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* @see org.lwjgl.input.Keyboard#getEventCharacter()
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* @return true if a keyboard event was read, false otherwise
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* Gets the next keyboard event. You can query which key caused the event by using
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* <code>getEventKey</code>. To get the state of that key, for that event, use
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* <code>getEventKeyState</code> - finally use <code>getEventCharacter</code> to get the
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* character for that event.
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*
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* @see org.lwjgl.input.Keyboard#getEventKey()
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* @see org.lwjgl.input.Keyboard#getEventKeyState()
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* @see org.lwjgl.input.Keyboard#getEventCharacter()
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* @return true if a keyboard event was read, false otherwise
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*/
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public static boolean next() {
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assert created : "The keyboard has not been created.";
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@ -499,41 +501,41 @@ public class Keyboard {
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eventState = readBuffer.get() != 0;
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if (translationEnabled) {
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eventCharacter = readBuffer.getChar();
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}
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}
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return true;
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} else {
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return false;
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}
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}
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}
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/**
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* @return Number of keys on this keyboard
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*/
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public static int getKeyCount() {
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return keyCount;
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}
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public static int getKeyCount() {
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return keyCount;
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}
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/**
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* @return The character from the current event
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*/
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public static char getEventCharacter() {
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return eventCharacter;
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}
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/**
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* @return The character from the current event
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*/
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public static char getEventCharacter() {
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return eventCharacter;
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}
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/**
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* @return The key from the current event
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*/
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public static int getEventKey() {
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return eventKey;
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}
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/**
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* @return The key from the current event
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*/
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public static int getEventKey() {
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return eventKey;
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}
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/**
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* Gets the state of the tkey that generated the
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* current event
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*
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* @return True if key was down, or false if released
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*/
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public static boolean getEventKeyState() {
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return eventState;
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}
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}
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/**
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* Gets the state of the tkey that generated the
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* current event
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*
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* @return True if key was down, or false if released
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*/
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public static boolean getEventKeyState() {
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return eventState;
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}
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}
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@ -38,6 +38,7 @@ import java.util.HashMap;
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import java.util.Map;
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import org.lwjgl.Sys;
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import org.lwjgl.BufferUtils;
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import org.lwjgl.opengl.Window;
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/**
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@ -57,15 +58,15 @@ import org.lwjgl.opengl.Window;
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* @version $Revision$
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*/
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public class Mouse {
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/** 1 bit transparency for native cursor */
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/** 1 bit transparency for native cursor */
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public final static int CURSOR_ONE_BIT_TRANSPARENCY = 1;
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/** 8 bit alhpa native cursor */
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/** 8 bit alhpa native cursor */
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public final static int CURSOR_8_BIT_ALPHA = 2;
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/** animation native cursor */
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public final static int CURSOR_ANIMATION = 4;
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/** animation native cursor */
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public final static int CURSOR_ANIMATION = 4;
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/** Has the mouse been created? */
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private static boolean created;
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@ -73,12 +74,12 @@ public class Mouse {
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/** The mouse buttons status from the last poll */
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private static byte[] buttons;
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/** X */
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private static int x;
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/** X */
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private static int x;
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/** Y */
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private static int y;
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/** Y */
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private static int y;
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/** Delta X */
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private static int dx;
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@ -99,8 +100,8 @@ public class Mouse {
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/** Button names. These are set upon create(), to names like BUTTON0, BUTTON1, etc. */
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private static String[] buttonName;
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/** hashmap of button names, for fast lookup */
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/** hashmap of button names, for fast lookup */
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private static final Map buttonMap = new HashMap(16);
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/** Lazy initialization */
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@ -113,7 +114,10 @@ public class Mouse {
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private static int eventButton;
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/** The current state of the button being examined in the event queue */
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private static boolean eventState;
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private static boolean eventState;
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/** Buffer size in events */
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private final static int BUFFER_SIZE = 50;
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/**
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* Mouse cannot be constructed.
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@ -161,7 +165,7 @@ public class Mouse {
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*
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* @param cursor the native cursor object to bind. May be null.
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* @return The previous Cursor object set, or null.
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* @throws Exception if the cursor could not be set for any reason
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* @throws Exception if the cursor could not be set for any reason
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*/
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public static Cursor setNativeCursor(Cursor cursor) throws Exception {
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assert created && ((getNativeCursorCaps() | CURSOR_ONE_BIT_TRANSPARENCY) != 0);
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@ -169,7 +173,7 @@ public class Mouse {
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currentCursor = cursor;
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if (currentCursor != null) {
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nSetNativeCursor(currentCursor.getHandle());
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currentCursor.setTimeout();
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currentCursor.setTimeout();
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} else {
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nSetNativeCursor(0);
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}
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@ -235,9 +239,9 @@ public class Mouse {
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* @throws Exception if the mouse could not be created for any reason
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*/
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public static void create() throws Exception {
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assert Window.isCreated() : "Window must be created prior to creating mouse";
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if (!initialized) {
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initialize();
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}
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@ -254,10 +258,10 @@ public class Mouse {
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buttons = new byte[buttonCount];
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}
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/** Native query of wheel support */
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/** Native query of wheel support */
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private static native boolean nHasWheel();
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/** Native query of button count */
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/** Native query of button count */
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private static native int nGetButtonCount();
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/**
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@ -309,43 +313,43 @@ public class Mouse {
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/**
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* Polls the mouse for its current state. Access the polled values using the
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* get<value> methods.
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* By using this method, it is possible to "miss" mouse click events if you don't
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* poll fast enough. To receive all button events, enable buffering by calling
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* <code>enableBuffer</code>, and read those events by calling <code>read</code>
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*
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* @see org.lwjgl.input.Mouse#isButtonDown(int button)
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* @see org.lwjgl.input.Mouse#getX()
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* @see org.lwjgl.input.Mouse#getY()
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* @see org.lwjgl.input.Mouse#getDX()
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* @see org.lwjgl.input.Mouse#getDY()
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* @see org.lwjgl.input.Mouse#getDWheel()
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* @see org.lwjgl.input.Mouse#enableBuffer()
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* @see org.lwjgl.input.Mouse#read()
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* get<value> methods.
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* By using this method, it is possible to "miss" mouse click events if you don't
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* poll fast enough. To receive all button events, enable buffering by calling
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* <code>enableBuffer</code>, and read those events by calling <code>read</code>
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*
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* @see org.lwjgl.input.Mouse#isButtonDown(int button)
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* @see org.lwjgl.input.Mouse#getX()
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* @see org.lwjgl.input.Mouse#getY()
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* @see org.lwjgl.input.Mouse#getDX()
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* @see org.lwjgl.input.Mouse#getDY()
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* @see org.lwjgl.input.Mouse#getDWheel()
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* @see org.lwjgl.input.Mouse#enableBuffer()
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* @see org.lwjgl.input.Mouse#read()
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*/
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public static void poll() {
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assert created : "The mouse has not been created.";
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nPoll();
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// set absolute position
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x += dx;
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y += dy;
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// set absolute position
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x += dx;
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y += dy;
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// if window has been created, clamp to edges
|
||||
if(Window.isCreated()) {
|
||||
// clamp x, y
|
||||
if (x < 0) {
|
||||
x = 0;
|
||||
} else if (x > Window.getWidth()) {
|
||||
x = Window.getWidth();
|
||||
}
|
||||
|
||||
if (y < 0) {
|
||||
y = 0;
|
||||
} else if (y > Window.getHeight()) {
|
||||
y = Window.getHeight();
|
||||
}
|
||||
}
|
||||
// if window has been created, clamp to edges
|
||||
if(Window.isCreated()) {
|
||||
// clamp x, y
|
||||
if (x < 0) {
|
||||
x = 0;
|
||||
} else if (x > Window.getWidth()) {
|
||||
x = Window.getWidth();
|
||||
}
|
||||
|
||||
if (y < 0) {
|
||||
y = 0;
|
||||
} else if (y > Window.getHeight()) {
|
||||
y = Window.getHeight();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -362,9 +366,9 @@ public class Mouse {
|
|||
public static boolean isButtonDown(int button) {
|
||||
assert created : "The mouse has not been created.";
|
||||
if (button >= buttonCount || button < 0)
|
||||
return false;
|
||||
return false;
|
||||
else
|
||||
return buttons[button] == 1;
|
||||
return buttons[button] == 1;
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -384,7 +388,7 @@ public class Mouse {
|
|||
* @param buttonName The button name
|
||||
*/
|
||||
public static int getButtonIndex(String buttonName) {
|
||||
Integer ret = (Integer) buttonMap.get(buttonName);
|
||||
Integer ret = (Integer) buttonMap.get(buttonName);
|
||||
if (ret == null)
|
||||
return -1;
|
||||
else
|
||||
|
|
@ -393,15 +397,12 @@ public class Mouse {
|
|||
|
||||
/**
|
||||
* Enable mouse button buffering. Must be called after the mouse is created.
|
||||
* @return the size of the mouse buffer in events, or 0 if no buffering
|
||||
* can be enabled for any reason
|
||||
*/
|
||||
public static int enableBuffer() throws Exception {
|
||||
public static void enableBuffer() throws Exception {
|
||||
assert created : "The mouse has not been created.";
|
||||
readBuffer = nEnableBuffer();
|
||||
if (readBuffer != null)
|
||||
readBuffer.order(ByteOrder.nativeOrder());
|
||||
return readBuffer.capacity()/2;
|
||||
readBuffer = BufferUtils.createByteBuffer(2*BUFFER_SIZE);
|
||||
readBuffer.limit(0);
|
||||
nEnableBuffer();
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -409,40 +410,41 @@ public class Mouse {
|
|||
* @return the event buffer,
|
||||
* or null if no buffer can be allocated
|
||||
*/
|
||||
private static native ByteBuffer nEnableBuffer() throws Exception;
|
||||
private static native void nEnableBuffer() throws Exception;
|
||||
|
||||
/**
|
||||
* Reads all button events since last read.
|
||||
* To use these values, you have to call <code>next</code> for each event you
|
||||
* want to read. You can query which button caused the event by using
|
||||
* <code>getEventButton</code>. To get the state of that button, for that event, use
|
||||
* <code>getEventButtonState</code>.
|
||||
*
|
||||
* @see org.lwjgl.input.Mouse#next()
|
||||
* @see org.lwjgl.input.Mouse#enableBuffer()
|
||||
* @see org.lwjgl.input.Mouse#getEventButton()
|
||||
* @see org.lwjgl.input.Mouse#getEventButtonState()
|
||||
* To use these values, you have to call <code>next</code> for each event you
|
||||
* want to read. You can query which button caused the event by using
|
||||
* <code>getEventButton</code>. To get the state of that button, for that event, use
|
||||
* <code>getEventButtonState</code>.
|
||||
*
|
||||
* @see org.lwjgl.input.Mouse#next()
|
||||
* @see org.lwjgl.input.Mouse#enableBuffer()
|
||||
* @see org.lwjgl.input.Mouse#getEventButton()
|
||||
* @see org.lwjgl.input.Mouse#getEventButtonState()
|
||||
*/
|
||||
public static void read() {
|
||||
assert created : "The mouse has not been created.";
|
||||
assert readBuffer != null : "Mouse buffering has not been enabled.";
|
||||
int numEvents = nRead();
|
||||
readBuffer.clear();
|
||||
readBuffer.limit(numEvents << 1);
|
||||
readBuffer.compact();
|
||||
int numEvents = nRead(readBuffer, readBuffer.position());
|
||||
readBuffer.position(readBuffer.position() + numEvents*2);
|
||||
readBuffer.flip();
|
||||
}
|
||||
|
||||
/**
|
||||
* Native method to read the keyboard buffer
|
||||
* @return the total number of events read.
|
||||
*/
|
||||
private static native int nRead();
|
||||
private static native int nRead(ByteBuffer buffer, int buffer_position);
|
||||
|
||||
/**
|
||||
* Gets the next mouse event. You can query which button caused the event by using
|
||||
* <code>getEventButton()</code>. To get the state of that key, for that event, use
|
||||
* <code>getEventButtonState</code>.
|
||||
* @see org.lwjgl.input.Mouse#getEventButton()
|
||||
* @see org.lwjgl.input.Mouse#getEventButtonState()
|
||||
* <code>getEventButton()</code>. To get the state of that key, for that event, use
|
||||
* <code>getEventButtonState</code>.
|
||||
* @see org.lwjgl.input.Mouse#getEventButton()
|
||||
* @see org.lwjgl.input.Mouse#getEventButtonState()
|
||||
* @return true if a mouse event was read, false otherwise
|
||||
*/
|
||||
public static boolean next() {
|
||||
|
|
@ -456,79 +458,79 @@ public class Mouse {
|
|||
} else
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Current events button
|
||||
*/
|
||||
public static int getEventButton() {
|
||||
return eventButton;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Current events button state
|
||||
*/
|
||||
public static boolean getEventButtonState() {
|
||||
return eventState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Current events button
|
||||
*/
|
||||
public static int getEventButton() {
|
||||
return eventButton;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Current events button state
|
||||
*/
|
||||
public static boolean getEventButtonState() {
|
||||
return eventState;
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieves the absolute position. If the Window has been created
|
||||
* x will be clamped to 0 - Window.getWidth().
|
||||
*
|
||||
* @return Absolute x axis position of mouse
|
||||
*/
|
||||
public static int getX() {
|
||||
return x;
|
||||
}
|
||||
/**
|
||||
* Retrieves the absolute position. If the Window has been created
|
||||
* x will be clamped to 0 - Window.getWidth().
|
||||
*
|
||||
* @return Absolute x axis position of mouse
|
||||
*/
|
||||
public static int getX() {
|
||||
return x;
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieves the absolute position. If the Window has been created
|
||||
* y will be clamped to 0 - Window.getHeight().
|
||||
*
|
||||
* @return Absolute y axis position of mouse
|
||||
*/
|
||||
public static int getY() {
|
||||
return y;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Movement on the x axis since last poll
|
||||
*/
|
||||
public static int getDX() {
|
||||
return dx;
|
||||
}
|
||||
/**
|
||||
* Retrieves the absolute position. If the Window has been created
|
||||
* y will be clamped to 0 - Window.getHeight().
|
||||
*
|
||||
* @return Absolute y axis position of mouse
|
||||
*/
|
||||
public static int getY() {
|
||||
return y;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Movement on the x axis since last poll
|
||||
*/
|
||||
public static int getDX() {
|
||||
return dx;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Movement on the y axis since last poll
|
||||
*/
|
||||
public static int getDY() {
|
||||
return dy;
|
||||
}
|
||||
/**
|
||||
* @return Movement on the y axis since last poll
|
||||
*/
|
||||
public static int getDY() {
|
||||
return dy;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Movement of the wheel since last poll
|
||||
*/
|
||||
public static int getDWheel() {
|
||||
return dwheel;
|
||||
}
|
||||
/**
|
||||
* @return Movement of the wheel since last poll
|
||||
*/
|
||||
public static int getDWheel() {
|
||||
return dwheel;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Number of buttons on this mouse
|
||||
*/
|
||||
public static int getButtonCount() {
|
||||
return buttonCount;
|
||||
}
|
||||
/**
|
||||
* @return Number of buttons on this mouse
|
||||
*/
|
||||
public static int getButtonCount() {
|
||||
return buttonCount;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return Whether or not this mouse has wheel support
|
||||
*/
|
||||
public static boolean hasWheel() {
|
||||
return hasWheel;
|
||||
}
|
||||
/**
|
||||
* @return Whether or not this mouse has wheel support
|
||||
*/
|
||||
public static boolean hasWheel() {
|
||||
return hasWheel;
|
||||
}
|
||||
|
||||
/**
|
||||
* Updates the cursor, so that animation can be changed if needed.
|
||||
* This method is called automatically by the window on its update.
|
||||
* This method is called automatically by the window on its update.
|
||||
*/
|
||||
public static void updateCursor() {
|
||||
if(currentCursor != null && currentCursor.hasTimedOut()) {
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue