- added linux mouse patches from "Robb Main" <genedyne@aci.on.ca>.
patch.linux-mouse can be applied to current CVS
patch.linux-mouse-for-1.1.2 is what Robb sent originally, which can
be applied to version 1.1.2 (bugfix3)
This commit is contained in:
Bryce Denney
parent
6f6f9d79f0
commit
834bcc25da
196
bochs/patches/patch.linux-mouse
Normal file
196
bochs/patches/patch.linux-mouse
Normal file
@ -0,0 +1,196 @@
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Index: gui/x.cc
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===================================================================
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RCS file: /cvsroot/bochs/bochs/gui/x.cc,v
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retrieving revision 1.9
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diff -u -r1.9 x.cc
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--- gui/x.cc 2001/05/30 18:56:01 1.9
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+++ gui/x.cc 2001/06/01 18:51:21
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@@ -60,7 +60,7 @@
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static unsigned imDepth, imWide, imBPP;
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// current cursor coordinates
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-static int prev_x=-1, prev_y=-1;
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+static int emulation_x=-1, emulation_y=-1;
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static int current_x=-1, current_y=-1;
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static unsigned mouse_button_state = 0;
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@@ -589,8 +589,6 @@
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send_keyboard_mouse_status();
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mouse_update = 0;
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}
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- prev_x = current_x = -1;
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- prev_y = current_y = -1;
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headerbar_click(button_event->x, button_event->y);
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break;
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}
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@@ -611,16 +609,16 @@
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// (mch) Hack for easier mouse handling (toggle mouse enable)
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mouse_handler();
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if (bx_options.mouse_enabled) {
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- BX_INFO(("[x] Mouse on"));
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- mouse_enable_x = current_x;
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- mouse_enable_y = current_y;
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+ BX_INFO(("[x] Mouse enabled"));
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+// mouse_enable_x = current_x;
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+// mouse_enable_y = current_y;
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disable_cursor();
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// Move the cursor to a 'safe' place
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- warp_cursor(warp_home_x-current_x, warp_home_y-current_y);
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+// warp_cursor(warp_home_x-current_x, warp_home_y-current_y);
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} else {
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BX_INFO(("[x] Mouse off"));
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enable_cursor();
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- warp_cursor(mouse_enable_x-current_x, mouse_enable_y-current_y);
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+// warp_cursor(mouse_enable_x-current_x, mouse_enable_y-current_y);
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}
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//mouse_button_state |= ;
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@@ -646,8 +644,6 @@
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send_keyboard_mouse_status();
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mouse_update = 0;
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}
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- prev_x = current_x = -1;
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- prev_y = current_y = -1;
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// ignore, in headerbar area
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break;
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}
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@@ -691,23 +687,47 @@
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case MotionNotify:
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pointer_event = (XPointerMovedEvent *) &report;
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- current_x = pointer_event->x;
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- current_y = pointer_event->y;
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- mouse_update = 1;
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+ if (pointer_event->y >= BX_HEADER_BAR_Y) {
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+ current_x = pointer_event->x;
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+ current_y = pointer_event->y;
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+ mouse_update = 1;
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//BX_INFO(("xxx: motionNotify x,y=(%d,%d)", current_x, current_y));
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+ }
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break;
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case EnterNotify:
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enter_event = (XEnterWindowEvent *) &report;
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- prev_x = current_x = enter_event->x;
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- prev_y = current_y = enter_event->y;
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+ current_x = enter_event->x;
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+ current_y = enter_event->y - BX_HEADER_BAR_Y;
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+/*
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+ Hardware-level BIOS interface only provides mouse movements as deltas
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+ - never absolute positions. This causes a problem when the mouse pointer
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+ leaves the screen (in an emulated environment), then re-enters the screen.
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+ Code in "send_keyboard_mouse_status(void)" below attempts to address
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+ this by calculating the delta of the exit point and the entry point, and
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+ feeding the appropriate delta move via the BIOS interface, which would
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+ work, except:
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+
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+ - There is still no way to synchronize the _absolute_ pointer locations
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+ in emulated and host environment; and
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+ - modern mouse drivers have "balistic" movements, so any "large, rapid"
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+ delta is magnified, perpetuating any skew between the host and emulation
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+ pointers.
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+
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+ What we really need is a function like:
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+ bx_devices.keyboard->mouse_moveto(current_x,current_y);
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+ , which could resolve to the equivalent of (DOS) INT 33, function 4, which
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+ sets an absolute pointer position. Unfortunately, this would be OS
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+ dependant.
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+*/
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+
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//BX_INFO(("xxx: enterNotify x,y=(%d,%d)", current_x, current_y));
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break;
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case LeaveNotify:
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leave_event = (XLeaveWindowEvent *) &report;
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- prev_x = current_x = -1;
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- prev_y = current_y = -1;
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+ current_x = leave_event->x;
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+ current_y = leave_event->y - BX_HEADER_BAR_Y;
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//BX_INFO(("xxx: LeaveNotify x,y set to -1"));
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break;
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@@ -729,7 +749,7 @@
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} /* end while */
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if (mouse_update) {
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- BX_DEBUG(("XXX: bottom, send status"));
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+ // BX_DEBUG(("xxx: bottom, send status"));
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send_keyboard_mouse_status();
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}
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}
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@@ -738,38 +758,45 @@
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void
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send_keyboard_mouse_status(void)
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{
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- BX_DEBUG(("XXX: prev=(%d,%d) curr=(%d,%d)",
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- prev_x, prev_y, current_x, current_y));
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-
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- if ( (prev_x!=-1) && (current_x!=-1) && (prev_y!=-1) && (current_y!=-1)) {
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- int dx, dy;
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-
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- // (mch) consider warping here
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- dx = current_x - prev_x - warp_dx;
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- dy = -(current_y - prev_y - warp_dy);
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- warp_cursor(warp_home_x-current_x, warp_home_y-current_y);
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-
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-//BX_INFO(("xxx: MOUSE_MOTION: dx=%d, dy=%d", (int) dx, (int) dy));
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- bx_devices.keyboard->mouse_motion( dx, dy, mouse_button_state);
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- //if (warped) {
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- // prev_x = current_x = -1;
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- // prev_y = current_y = -1;
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- // }
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- //else {
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- prev_x = current_x;
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- prev_y = current_y;
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- // }
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+//BX_DEBUG(("xxx: prev=(%d,%d) curr=(%d,%d)",
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+// emulation_x, emulation_y, current_x, current_y));
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+ int dx, dy;
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+
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+ do {
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+ // Continue to calculate deltas until the emulation pointer coincides
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+ // with the XWindows pointer...
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+ dx = (current_x - emulation_x);
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+ dy = -(current_y - emulation_y);
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+
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+ // limit individual delta increments - up to max supported (255).
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+ // Increasing these values will provide more rapid tracking,
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+ // but if the value is too large, the OS-specific mouse driver
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+ // may switch to "balistic" mode, in which a large delta causes
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+ // a larger-than-normal motion of the pointer. This will cause a
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+ // offset between the emulation pointer location and the host pointer
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+ // location.
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+
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+#define LIMIT_DX 30 // Must be less than 255
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+#define LIMIT_DY 30 // Must be less than 255
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+
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+ if (dx > LIMIT_DX) {
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+ dx = LIMIT_DX;
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+ } else if (dx < -LIMIT_DX) {
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+ dx = -LIMIT_DX;
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}
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- else {
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- if ( (current_x!=-1) && (current_y!=-1)) {
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- prev_x = current_x;
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- prev_y = current_y;
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- }
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- else {
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- prev_x = current_x = -1;
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- prev_y = current_y = -1;
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- }
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+ if (dy > LIMIT_DY) {
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+ dy = LIMIT_DY;
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+ } else if (dy < -LIMIT_DY) {
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+ dy = -LIMIT_DY;
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}
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+
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+BX_INFO(("xxx: MOUSE_MOTION: emx=%d, cux=%d, dx=%d", emulation_x, current_x, (int) dx));
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+BX_INFO(("xxx: MOUSE_MOTION: emy=%d, cuy=%d, dy=%d", emulation_y, current_y, (int) dy));
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+ // Do at least one mouse_motion call, to handle button_state updates
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+ bx_devices.keyboard->mouse_motion( dx, dy, mouse_button_state);
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+ emulation_x += dx;
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+ emulation_y -= dy;
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+ } while ( (emulation_x != current_x) || (emulation_y != current_y) );
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}
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void
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231
bochs/patches/patch.linux-mouse-for-1.1.2
Normal file
231
bochs/patches/patch.linux-mouse-for-1.1.2
Normal file
@ -0,0 +1,231 @@
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Only in gui: Makefile
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Common subdirectories: gui_org/bitmaps and gui/bitmaps
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Only in gui: gui.o
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Only in gui: libgui.a
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diff -c -C2 gui_org/x.cc gui/x.cc
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*** gui_org/x.cc Mon Apr 9 21:19:49 2001
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--- gui/x.cc Wed May 30 14:13:52 2001
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***************
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*** 61,65 ****
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// current cursor coordinates
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! static int prev_x=-1, prev_y=-1;
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static int current_x=-1, current_y=-1;
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static unsigned mouse_button_state = 0;
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--- 61,65 ----
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// current cursor coordinates
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! static int emulation_x=-1, emulation_y=-1;
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static int current_x=-1, current_y=-1;
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static unsigned mouse_button_state = 0;
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***************
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*** 592,597 ****
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mouse_update = 0;
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}
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- prev_x = current_x = -1;
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- prev_y = current_y = -1;
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headerbar_click(button_event->x, button_event->y);
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break;
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--- 592,595 ----
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***************
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*** 615,627 ****
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if (bx_options.mouse_enabled) {
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bx_printf("[x] Mouse enabled\n");
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! mouse_enable_x = current_x;
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! mouse_enable_y = current_y;
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disable_cursor();
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// Move the cursor to a 'safe' place
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! warp_cursor(warp_home_x-current_x, warp_home_y-current_y);
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} else {
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bx_printf("[x] Mouse disabled\n");
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enable_cursor();
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! warp_cursor(mouse_enable_x-current_x, mouse_enable_y-current_y);
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}
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--- 613,625 ----
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if (bx_options.mouse_enabled) {
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bx_printf("[x] Mouse enabled\n");
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! // mouse_enable_x = current_x;
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! // mouse_enable_y = current_y;
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disable_cursor();
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// Move the cursor to a 'safe' place
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! // warp_cursor(warp_home_x-current_x, warp_home_y-current_y);
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} else {
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bx_printf("[x] Mouse disabled\n");
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enable_cursor();
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! // warp_cursor(mouse_enable_x-current_x, mouse_enable_y-current_y);
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}
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***************
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*** 649,654 ****
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mouse_update = 0;
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}
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- prev_x = current_x = -1;
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- prev_y = current_y = -1;
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// ignore, in headerbar area
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break;
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--- 647,650 ----
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***************
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*** 696,709 ****
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case MotionNotify:
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pointer_event = (XPointerMovedEvent *) &report;
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! current_x = pointer_event->x;
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! current_y = pointer_event->y;
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! mouse_update = 1;
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! //bx_printf("xxx: motionNotify x,y=(%d,%d)\n", current_x, current_y);
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|
break;
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|
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case EnterNotify:
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enter_event = (XEnterWindowEvent *) &report;
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! prev_x = current_x = enter_event->x;
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! prev_y = current_y = enter_event->y;
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//bx_printf("xxx: enterNotify x,y=(%d,%d)\n", current_x, current_y);
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|
break;
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|
--- 692,729 ----
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case MotionNotify:
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|
pointer_event = (XPointerMovedEvent *) &report;
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! if (pointer_event->y >= BX_HEADER_BAR_Y) {
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! current_x = pointer_event->x;
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|
! current_y = pointer_event->y;
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! mouse_update = 1;
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|
! bx_printf("xxx: motionNotify x,y=(%d,%d)\n", current_x, current_y);
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|
! }
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|
break;
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|
|
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|
case EnterNotify:
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|
enter_event = (XEnterWindowEvent *) &report;
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|
! current_x = enter_event->x;
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|
! current_y = enter_event->y - BX_HEADER_BAR_Y;
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|
! /*
|
||||||
|
! Hardware-level BIOS interface only provides mouse movements as deltas
|
||||||
|
! - never absolute positions. This causes a problem when the mouse pointer
|
||||||
|
! leaves the screen (in an emulated environment), then re-enters the screen.
|
||||||
|
! Code in "send_keyboard_mouse_status(void)" below attempts to address
|
||||||
|
! this by calculating the delta of the exit point and the entry point, and
|
||||||
|
! feeding the appropriate delta move via the BIOS interface, which would
|
||||||
|
! work, except:
|
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|
!
|
||||||
|
! - There is still no way to synchronize the _absolute_ pointer locations
|
||||||
|
! in emulated and host environment; and
|
||||||
|
! - modern mouse drivers have "balistic" movements, so any "large, rapid"
|
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|
! delta is magnified, perpetuating any skew between the host and emulation
|
||||||
|
! pointers.
|
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|
!
|
||||||
|
! What we really need is a function like:
|
||||||
|
! bx_devices.keyboard->mouse_moveto(current_x,current_y);
|
||||||
|
! , which could resolve to the equivalent of (DOS) INT 33, function 4, which
|
||||||
|
! sets an absolute pointer position. Unfortunately, this would be OS
|
||||||
|
! dependant.
|
||||||
|
! */
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|
!
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|
//bx_printf("xxx: enterNotify x,y=(%d,%d)\n", current_x, current_y);
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|
break;
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|
***************
|
||||||
|
*** 711,716 ****
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|
case LeaveNotify:
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|
leave_event = (XLeaveWindowEvent *) &report;
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! prev_x = current_x = -1;
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|
! prev_y = current_y = -1;
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//bx_printf("xxx: LeaveNotify x,y set to -1\n");
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|
break;
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|
--- 731,736 ----
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|
case LeaveNotify:
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|
leave_event = (XLeaveWindowEvent *) &report;
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! current_x = leave_event->x;
|
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|
! current_y = leave_event->y - BX_HEADER_BAR_Y;
|
||||||
|
//bx_printf("xxx: LeaveNotify x,y set to -1\n");
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|
break;
|
||||||
|
***************
|
||||||
|
*** 734,738 ****
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||||||
|
|
||||||
|
if (mouse_update) {
|
||||||
|
! //bx_printf("xxx: bottom, send status\n");
|
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|
send_keyboard_mouse_status();
|
||||||
|
}
|
||||||
|
--- 754,758 ----
|
||||||
|
|
||||||
|
if (mouse_update) {
|
||||||
|
! // bx_printf("xxx: bottom, send status\n");
|
||||||
|
send_keyboard_mouse_status();
|
||||||
|
}
|
||||||
|
***************
|
||||||
|
*** 744,778 ****
|
||||||
|
{
|
||||||
|
//bx_printf("xxx: prev=(%d,%d) curr=(%d,%d)\n",
|
||||||
|
! // prev_x, prev_y, current_x, current_y);
|
||||||
|
|
||||||
|
! if ( (prev_x!=-1) && (current_x!=-1) && (prev_y!=-1) && (current_y!=-1)) {
|
||||||
|
! int dx, dy;
|
||||||
|
!
|
||||||
|
! // (mch) consider warping here
|
||||||
|
! dx = current_x - prev_x - warp_dx;
|
||||||
|
! dy = -(current_y - prev_y - warp_dy);
|
||||||
|
! warp_cursor(warp_home_x-current_x, warp_home_y-current_y);
|
||||||
|
!
|
||||||
|
! //bx_printf("xxx: MOUSE_MOTION: dx=%d, dy=%d\n", (int) dx, (int) dy);
|
||||||
|
! bx_devices.keyboard->mouse_motion( dx, dy, mouse_button_state);
|
||||||
|
! //if (warped) {
|
||||||
|
! // prev_x = current_x = -1;
|
||||||
|
! // prev_y = current_y = -1;
|
||||||
|
! // }
|
||||||
|
! //else {
|
||||||
|
! prev_x = current_x;
|
||||||
|
! prev_y = current_y;
|
||||||
|
! // }
|
||||||
|
}
|
||||||
|
! else {
|
||||||
|
! if ( (current_x!=-1) && (current_y!=-1)) {
|
||||||
|
! prev_x = current_x;
|
||||||
|
! prev_y = current_y;
|
||||||
|
! }
|
||||||
|
! else {
|
||||||
|
! prev_x = current_x = -1;
|
||||||
|
! prev_y = current_y = -1;
|
||||||
|
! }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
--- 764,805 ----
|
||||||
|
{
|
||||||
|
//bx_printf("xxx: prev=(%d,%d) curr=(%d,%d)\n",
|
||||||
|
! // emulation_x, emulation_y, current_x, current_y);
|
||||||
|
! int dx, dy;
|
||||||
|
|
||||||
|
! do {
|
||||||
|
! // Continue to calculate deltas until the emulation pointer coincides
|
||||||
|
! // with the XWindows pointer...
|
||||||
|
! dx = (current_x - emulation_x);
|
||||||
|
! dy = -(current_y - emulation_y);
|
||||||
|
!
|
||||||
|
! // limit individual delta increments - up to max supported (255).
|
||||||
|
! // Increasing these values will provide more rapid tracking,
|
||||||
|
! // but if the value is too large, the OS-specific mouse driver
|
||||||
|
! // may switch to "balistic" mode, in which a large delta causes
|
||||||
|
! // a larger-than-normal motion of the pointer. This will cause a
|
||||||
|
! // offset between the emulation pointer location and the host pointer
|
||||||
|
! // location.
|
||||||
|
!
|
||||||
|
! #define LIMIT_DX 30 // Must be less than 255
|
||||||
|
! #define LIMIT_DY 30 // Must be less than 255
|
||||||
|
!
|
||||||
|
! if (dx > LIMIT_DX) {
|
||||||
|
! dx = LIMIT_DX;
|
||||||
|
! } else if (dx < -LIMIT_DX) {
|
||||||
|
! dx = -LIMIT_DX;
|
||||||
|
}
|
||||||
|
! if (dy > LIMIT_DY) {
|
||||||
|
! dy = LIMIT_DY;
|
||||||
|
! } else if (dy < -LIMIT_DY) {
|
||||||
|
! dy = -LIMIT_DY;
|
||||||
|
}
|
||||||
|
+
|
||||||
|
+ bx_printf("xxx: MOUSE_MOTION: emx=%d, cux=%d, dx=%d\n", emulation_x, current_x, (int) dx);
|
||||||
|
+ bx_printf("xxx: MOUSE_MOTION: emy=%d, cuy=%d, dy=%d\n", emulation_y, current_y, (int) dy);
|
||||||
|
+ // Do at least one mouse_motion call, to handle button_state updates
|
||||||
|
+ bx_devices.keyboard->mouse_motion( dx, dy, mouse_button_state);
|
||||||
|
+ emulation_x += dx;
|
||||||
|
+ emulation_y -= dy;
|
||||||
|
+ } while ( (emulation_x != current_x) || (emulation_y != current_y) );
|
||||||
|
}
|
||||||
|
|
||||||
|
Only in gui: x.o
|
||||||
Loading…
Reference in New Issue
Block a user