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New mouse automatic locking scheme and some cleaning up.

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@397
This commit is contained in:
Sjoerd van der Berg 2002-10-23 21:50:51 +00:00
parent 18ae21e866
commit 668fd3df03
1 changed files with 38 additions and 39 deletions
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77
src/ints/mouse.cpp
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@ -25,7 +25,7 @@
#include "mouse.h"
#include "pic.h"
#include "inout.h"
#include "int10.h"
static Bitu call_int33,call_int74;
@ -35,24 +35,22 @@ struct button_event {
};
#define QUEUE_SIZE 32
//TODO Maybe use :)
#define MOUSE_BUTTONS 3
#define MOUSE_IRQ 12
#define POS_X (Bit16s)(mouse.x*mouse.range_x)
#define POS_Y (Bit16s)(mouse.y*mouse.range_y)
#define POS_X (Bit16s)(mouse.x)
#define POS_Y (Bit16s)(mouse.y)
static struct {
Bit16u buttons;
Bit16u times_pressed[3];
Bit16u times_released[3];
Bit16u last_released_x[3];
Bit16u last_released_y[3];
Bit16u last_pressed_x[3];
Bit16u last_pressed_y[3];
Bit16u times_pressed[MOUSE_BUTTONS];
Bit16u times_released[MOUSE_BUTTONS];
Bit16u last_released_x[MOUSE_BUTTONS];
Bit16u last_released_y[MOUSE_BUTTONS];
Bit16u last_pressed_x[MOUSE_BUTTONS];
Bit16u last_pressed_y[MOUSE_BUTTONS];
Bit16s shown;
float add_x,add_y;
Bit16u min_x,max_x,min_y,max_y;
float range_x,range_y;
float mickey_x,mickey_y;
float x,y;
button_event event_queue[QUEUE_SIZE];
@ -61,8 +59,8 @@ static struct {
Bit16u sub_mask;
} mouse;
#define X_MICKEY 500
#define Y_MICKEY 500
#define X_MICKEY 8
#define Y_MICKEY 8
#define MOUSE_MOVED 1
#define MOUSE_LEFT_PRESSED 2
@ -72,7 +70,7 @@ static struct {
#define MOUSE_MIDDLE_PRESSED 32
#define MOUSE_MIDDLE_RELEASED 64
inline void Mouse_AddEvent(Bit16u type) {
INLINE void Mouse_AddEvent(Bit16u type) {
if (mouse.events<QUEUE_SIZE) {
mouse.event_queue[mouse.events].type=type;
mouse.event_queue[mouse.events].buttons=mouse.buttons;
@ -81,22 +79,27 @@ inline void Mouse_AddEvent(Bit16u type) {
PIC_ActivateIRQ(12);
}
static void DrawCursor() {
if (mouse.shown<0) return;
}
void Mouse_CursorMoved(float x,float y) {
mouse.mickey_x+=x;
mouse.mickey_y+=y;
mouse.x+=x;
if (mouse.x>1) mouse.x=1;
if (mouse.x<0) mouse.x=0;
if (mouse.x>mouse.max_x) mouse.x=mouse.max_x;;
if (mouse.x<mouse.min_x) mouse.x=mouse.min_x;
mouse.y+=y;
if (mouse.y>1) mouse.y=1;
if (mouse.y<0) mouse.y=0;
if (mouse.y>mouse.max_y) mouse.y=mouse.max_y;;
if (mouse.y<mouse.min_y) mouse.y=mouse.min_y;
Mouse_AddEvent(MOUSE_MOVED);
DrawCursor();
}
void Mouse_CursorSet(float x,float y) {
mouse.x=x;
mouse.y=y;
DrawCursor();
}
void Mouse_ButtonPressed(Bit8u button) {
@ -139,7 +142,6 @@ void Mouse_ButtonReleased(Bit8u button) {
mouse.last_released_y[button]=POS_Y;
}
static void mouse_reset(void) {
real_writed(0,(0x33<<2),CALLBACK_RealPointer(call_int33));
real_writed(0,(0x74<<2),CALLBACK_RealPointer(call_int74));
@ -148,8 +150,6 @@ static void mouse_reset(void) {
mouse.max_x=639;
mouse.min_y=0;
mouse.max_y=199;
mouse.range_x=639;
mouse.range_y=199;
mouse.x=0; // civ wont work otherwise
mouse.y=100;
mouse.events=0;
@ -158,7 +158,7 @@ static void mouse_reset(void) {
mouse.sub_mask=0;
mouse.sub_seg=0;
mouse.sub_ofs=0;
};
}
static Bitu INT33_Handler(void) {
@ -167,6 +167,7 @@ static Bitu INT33_Handler(void) {
reg_ax=0xffff;
reg_bx=0;
mouse_reset();
Mouse_AutoLock(true);
break;
case 0x01: /* Show Mouse */
mouse.shown++;
@ -181,12 +182,13 @@ static Bitu INT33_Handler(void) {
reg_dx=POS_Y;
break;
case 0x04: /* Position Mouse */
mouse.x=((float)reg_cx)/mouse.range_x;
mouse.y=((float)reg_dx)/mouse.range_y;
mouse.x=(float)reg_cx;
mouse.y=(float)reg_dx;
break;
case 0x05: /* Return Button Press Data */
{
Bit16u but=reg_bx;
if (but>=MOUSE_BUTTONS) break;
reg_ax=mouse.buttons;
reg_cx=mouse.last_pressed_x[but];
mouse.last_pressed_x[but]=0;
@ -199,6 +201,7 @@ static Bitu INT33_Handler(void) {
case 0x06: /* Return Button Release Data */
{
Bit16u but=reg_bx;
if (but>=MOUSE_BUTTONS) break;
reg_ax=mouse.buttons;
reg_cx=mouse.last_released_x[but];
mouse.last_released_x[but]=0;
@ -211,13 +214,10 @@ static Bitu INT33_Handler(void) {
case 0x07: /* Define horizontal cursor range */
mouse.min_x=reg_cx;
mouse.max_x=reg_dx;
mouse.range_x=mouse.max_x-mouse.min_x;
//TODO Check for range start 0
break;
case 0x08: /* Define vertical cursor range */
mouse.min_y=reg_cx;
mouse.max_y=reg_dx;
mouse.range_y=mouse.max_y-mouse.min_y;
break;
case 0x09: /* Define GFX Cursor */
LOG_WARN("MOUSE:Define gfx cursor not supported");
@ -240,7 +240,8 @@ static Bitu INT33_Handler(void) {
mouse.mickey_y=0;
break;
case 0x14: /* Exchange event-handler */
{ Bit16u oldSeg = mouse.sub_seg;
{
Bit16u oldSeg = mouse.sub_seg;
Bit16u oldOfs = mouse.sub_ofs;
Bit16u oldMask= mouse.sub_mask;
// Set new values
@ -251,7 +252,8 @@ static Bitu INT33_Handler(void) {
reg_cx = oldMask;
reg_dx = oldOfs;
SegSet16(es,oldSeg);
}; break;
}
break;
case 0x1c: /* Set interrupt rate */
/* Can't really set a rate this is host determined */
break;
@ -267,9 +269,9 @@ static Bitu INT33_Handler(void) {
break;
default:
LOG_ERROR("Mouse Function %2X",reg_ax);
};
}
return CBRET_NONE;
};
}
static Bitu INT74_Handler(void) {
if (mouse.events>0) {
@ -301,14 +303,11 @@ static Bitu INT74_Handler(void) {
}
IO_Write(0xa0,0x20);
/* Check for more Events if so reactivate IRQ */
if (mouse.events) {
PIC_ActivateIRQ(12);
}
return CBRET_NONE;
};
}
void MOUSE_Init(Section* sec) {
call_int33=CALLBACK_Allocate();
@ -319,7 +318,7 @@ void MOUSE_Init(Section* sec) {
CALLBACK_Setup(call_int74,&INT74_Handler,CB_IRET);
real_writed(0,(0x74<<2),CALLBACK_RealPointer(call_int74));
memset((void *)&mouse,0,sizeof(mouse));
memset(&mouse,0,sizeof(mouse));
mouse_reset();
};
}