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Fix Celtic Tales. By enabling writes to planes

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2331
This commit is contained in:
Peter Veenstra 2005-09-30 10:14:27 +00:00
parent c36e1f72ee
commit 1f3c7cb160
1 changed files with 17 additions and 10 deletions
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27
src/ints/mouse.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: mouse.cpp,v 1.54 2005-09-21 11:37:35 c2woody Exp $ */
/* $Id: mouse.cpp,v 1.55 2005-09-30 10:14:27 qbix79 Exp $ */
#include <string.h>
#include <math.h>
@ -247,25 +247,33 @@ void DrawCursorText()
// Mouse cursor - graphic mode
// ***************************************************************************
static Bit8u gfxReg[9];
static Bit8u gfxReg3CE[9];
static Bit8u index3C4,gfxReg3C5;
void SaveVgaRegisters()
{
for (int i=0; i<9; i++) {
IO_Write (0x3CE,i);
gfxReg[i] = IO_Read(0x3CF);
gfxReg3CE[i] = IO_Read(0x3CF);
}
/* Setup some default values in GFX regs that should work */
IO_Write(0x3CE,3); IO_Write(0x3Cf,0); //disable rotate and operation
IO_Write(0x3CE,5); IO_Write(0x3Cf,gfxReg[5]&0xf0); //Force read/write mode 0
IO_Write(0x3CE,5); IO_Write(0x3Cf,gfxReg3CE[5]&0xf0); //Force read/write mode 0
//Set Map to all planes. Celtic Tales
index3C4 = IO_Read(0x3c4); IO_Write(0x3C4,2);
gfxReg3C5 = IO_Read(0x3C5); IO_Write(0x3C5,0xF);
}
void RestoreVgaRegisters()
{
for (int i=0; i<9; i++) {
IO_Write(0x3CE,i);
IO_Write(0x3CF,gfxReg[i]);
IO_Write(0x3CF,gfxReg3CE[i]);
}
IO_Write(0x3C4,2);
IO_Write(0x3C5,gfxReg3C5);
IO_Write(0x3C4,index3C4);
}
void ClipCursorArea(Bit16s& x1, Bit16s& x2, Bit16s& y1, Bit16s& y2, Bit16u& addx1, Bit16u& addx2, Bit16u& addy)
@ -472,7 +480,6 @@ void Mouse_ButtonReleased(Bit8u button) {
}
static void SetMickeyPixelRate(Bit16s px, Bit16s py){
if ((px!=0) && (py!=0)) {
mouse.mickeysPerPixel_x = (float)px/X_MICKEY;
mouse.mickeysPerPixel_y = (float)py/Y_MICKEY;
@ -536,8 +543,8 @@ void Mouse_NewVideoMode(void)
default:
mouse.max_y=199;
LOG(LOG_MOUSE,LOG_ERROR)("Unhandled videomode %X on reset",mode);
// Hide mouse cursor on non supported modi.
mouse.shown=-1;
// Hide mouse cursor on non supported modi. Pirates Gold
mouse.shown = -1;
break;
}
mouse.max_x = 639;
@ -600,7 +607,7 @@ static void mouse_reset(void) {
static Bitu INT33_Handler(void) {
// LOG(LOG_MOUSE,LOG_NORMAL)("MOUSE: %04X %d %d",reg_ax,POS_X,POS_Y);
// LOG(LOG_MOUSE,LOG_NORMAL)("MOUSE: %04X %X %X %d %d",reg_ax,reg_bx,reg_cx,POS_X,POS_Y);
switch (reg_ax) {
case 0x00: /* Reset Driver and Read Status */
mouse_reset_hardware(); /* fallthrough */