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Win32: More experimental directinput stuff

This commit is contained in:
Elias Naur 2006-01-16 23:51:57 +00:00
parent 51466773f4
commit 53ca29e9f7
1 changed files with 25 additions and 23 deletions
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48
src/native/win32/org_lwjgl_input_Mouse.c
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@ -65,8 +65,6 @@ static jboolean win32_message_button_states[BUTTON_STATES_SIZE];
static bool mouse_grabbed;
/* These accumulated deltas track the cursor position from Windows messages */
static int accum_dx;
static int accum_dy;
static int accum_dwheel;
static int last_x;
static int last_y;
@ -97,10 +95,6 @@ static bool putMouseEvent(jint button, jint state, jint dz) {
return putMouseEventWithCoords(button, state, last_x, last_y, dz);
}
static void resetCursorPos(void) {
accum_dx = accum_dy = 0;
}
JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_Win32Display_hasWheel(JNIEnv *env, jobject self) {
return mHaswheel;
}
@ -141,6 +135,18 @@ static bool CreateMouse(JNIEnv *env) {
return true;
}
static bool acquireMouse(DWORD flags) {
if (IDirectInputDevice_SetCooperativeLevel(mDIDevice, getCurrentHWND(), flags) == DI_OK) {
IDirectInputDevice_Acquire(mDIDevice);
return true;
} else
return false;
}
static bool acquireMouseNonExclusive() {
return acquireMouse(DISCL_NONEXCLUSIVE | DISCL_FOREGROUND) || acquireMouse(DISCL_NONEXCLUSIVE | DISCL_BACKGROUND);
}
/**
* Sets up the Mouse properties
*/
@ -160,11 +166,10 @@ static bool SetupMouse(JNIEnv *env) {
IDirectInputDevice_SetProperty(mDIDevice, DIPROP_BUFFERSIZE, &dipropdw.diph);
// set the cooperative level
if (IDirectInputDevice_SetCooperativeLevel(mDIDevice, getCurrentHWND(), DISCL_EXCLUSIVE | DISCL_FOREGROUND) != DI_OK) {
throwException(env, "SetCooperativeLevel failed");
if (!acquireMouseNonExclusive()) {
printfDebugJava(env, "SetCooperativeLevel failed");
return false;
}
resetCursorPos();
return true;
}
@ -176,7 +181,7 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Win32Display_createMouse(JNIEnv *en
initEventQueue(&event_queue, EVENT_SIZE);
last_x = last_y = accum_dx = accum_dy = accum_dwheel = 0;
last_x = last_y = accum_dwheel = 0;
mouse_grabbed = false;
// Create input
@ -221,8 +226,6 @@ void handleMouseMoved(int x, int y) {
y = transformY(y);
dx = x - last_x;
dy = y - last_y;
accum_dx += dx;
accum_dy += dy;
last_x = x;
last_y = y;
if (mouse_grabbed) {
@ -393,18 +396,14 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Win32Display_grabMouse
if (!mouse_grabbed) {
mouse_grabbed = true;
IDirectInputDevice_Unacquire(mDIDevice);
if (IDirectInputDevice_SetCooperativeLevel(mDIDevice, getCurrentHWND(), DISCL_EXCLUSIVE | DISCL_FOREGROUND) != DI_OK)
if (!acquireMouse(DISCL_EXCLUSIVE | DISCL_FOREGROUND))
printfDebugJava(env, "Failed to reset cooperative mode");
IDirectInputDevice_Acquire(mDIDevice);
}
} else {
if (mouse_grabbed) {
mouse_grabbed = false;
IDirectInputDevice_Unacquire(mDIDevice);
if (IDirectInputDevice_SetCooperativeLevel(mDIDevice, getCurrentHWND(), DISCL_NONEXCLUSIVE | DISCL_FOREGROUND) == DI_OK ||
IDirectInputDevice_SetCooperativeLevel(mDIDevice, getCurrentHWND(), DISCL_NONEXCLUSIVE | DISCL_BACKGROUND) == DI_OK) {
IDirectInputDevice_Acquire(mDIDevice);
}
acquireMouseNonExclusive();
}
}
initEventQueue(&event_queue, EVENT_SIZE);
@ -493,8 +492,6 @@ static void UpdateMouseFields(JNIEnv *env, jobject coord_buffer_obj, jobject but
}
}
coords[0] = diMouseState.lX;
coords[1] = -diMouseState.lY;
coords[2] = diMouseState.lZ;
num_buttons = mButtoncount;
if (num_buttons > buttons_length)
@ -502,14 +499,19 @@ static void UpdateMouseFields(JNIEnv *env, jobject coord_buffer_obj, jobject but
for (j = 0; j < num_buttons; j++)
buttons_buffer[j] = diMouseState.rgbButtons[j] != 0 ? JNI_TRUE : JNI_FALSE;
} else {
coords[0] = last_x;
coords[1] = last_y;
coords[2] = accum_dwheel;
accum_dx = accum_dy = accum_dwheel = 0;
accum_dwheel = 0;
num_buttons = mButtoncount;
if (num_buttons > BUTTON_STATES_SIZE)
num_buttons = BUTTON_STATES_SIZE;
for (j = 0; j < num_buttons; j++)
buttons_buffer[j] = win32_message_button_states[j];
}
if (mouse_grabbed) {
coords[0] = diMouseState.lX;
coords[1] = -diMouseState.lY;
} else {
coords[0] = last_x;
coords[1] = last_y;
}
}