static void vintEvent()
{
u16 i;
u16 in, out;
char strNum[8];
char str[40];
// set BUS protection for XGM driver
if (driver->id == Z80_DRIVER_XGM)
SND_set68KBUSProtection_XGM(TRUE);
in = GET_VCOUNTER;
if ((in >= 224) && (in <= 230))
{
switch(dmaMethod)
{
case 1:
VDP_doDMAEx(VDP_DMA_VRAM, 0, 0x8000, (6 * 1024) / 2, 2);
break;
case 2:
for(i = 0; i < 4; i++)
{
VDP_doDMAEx(VDP_DMA_VRAM, 0, 0x8000, 1024 / 2, 2);
waitSubTick(0);
}
break;
case 3:
for(i = 0; i < 8; i++)
{
VDP_doDMAEx(VDP_DMA_VRAM, 0, 0x8000, 256 / 2, 2);
waitSubTick(0);
}
break;
}
}
out = GET_VCOUNTER;
if (driver->id == Z80_DRIVER_XGM)
{
u16 load;
// remove BUS protection for XGM driver
SND_set68KBUSProtection_XGM(FALSE);
// get Z80 cpu estimated load
load = SND_getCPULoad_XGM();
uintToStr(load, str, 3);
strcat(str, " %");
VDP_clearText(16, 21, 10);
VDP_drawText(str, 16, 21);
// {
// u8 debugValues[12];
//
// getZ80Debug(debugValues);
//
// strcpy(str, "4 PCM mixing: ");
//
// uintToStr(debugValues[0], strNum, 3);
// strcat(str, strNum);
// strcat(str, " ");
// uintToStr(debugValues[4], strNum, 3);
// strcat(str, strNum);
//
// VDP_drawText(str, 1, 22);
//
// strcpy(str, "XGM prep & parse: ");
//
// uintToStr(debugValues[5], strNum, 3);
// strcat(str, strNum);
// strcat(str, " ");
// uintToStr(debugValues[6], strNum, 3);
// strcat(str, strNum);
// strcat(str, " ");
// uintToStr(debugValues[7], strNum, 3);
// strcat(str, strNum);
//
// VDP_drawText(str, 1, 23);
//
// strcpy(str, "Ext com & sync: ");
//
// strcat(str, strNum);
// strcat(str, " ");
// uintToStr(debugValues[8], strNum, 3);
// strcat(str, strNum);
// strcat(str, " ");
// uintToStr(debugValues[9], strNum, 3);
// strcat(str, strNum);
//
// VDP_drawText(str, 1, 24);
// }
}
else
{
VDP_clearTextLine(22);
VDP_clearTextLine(23);
VDP_clearTextLine(24);
}
if ((in >= 224) && (in <= 230))
{
switch(dmaMethod)
{
case 0:
VDP_drawText("NONE ", 13, 26);
break;
case 1:
VDP_drawText("1 x 6KB ", 13, 26);
break;
case 2:
VDP_drawText("4 x 1KB ", 13, 26);
break;
case 3:
VDP_drawText("8 x 256B", 13, 26);
break;
}
}
else
VDP_drawText("NOT DONE", 13, 26);
if (dmaMethod)
{
strcpy(str, "DMA start at ");
uintToStr(in, strNum, 3);
strcat(str, strNum);
strcat(str, " - end at ");
uintToStr(out, strNum, 3);
strcat(str, strNum);
VDP_drawText(str, 1, 27);
}
else
VDP_clearTextLine(27);
}
//Handles the Options menu selections
void BtnOptions(u16 joy, u16 changed, u16 state)
{
u8 Vert=_FALSE; //Flag if vert menu item was changed
u8 Horiz=_FALSE; //~ horiz ~
char val[2]; //String holding Sound/Music test ID
char name[25]; //String ~ Name of the sfx/music
u8 i=0; //Generic counter var
u8 pal=2; //Active palette to use (OBJPAL or PWRPAL)
if (joy == JOY_1)
{
//If up pressed
if (state & BUTTON_UP)
{
echo_play_sfx(SFX_01); //HiLite
HItem--; //Decrement HItem, wrap if needed
if (HItem<=MMin)
{
HItem=MMax-1;
}
//Set vert/horiz as changed
Vert=PTRUE;
Horiz=PTRUE;
}
//if up released
else if (changed & BUTTON_UP)
{
//Set vert/horiz as unchanged
Vert=_FALSE;
Horiz=_FALSE;
}
//If down pressed
if (state & BUTTON_DOWN)
{
echo_play_sfx(SFX_01); //HiLite sfx
HItem++; //Increment
if (HItem>=MMax)
{
HItem=MMin+1;
}
Vert=PTRUE;
Horiz=PTRUE;
}
else if (changed & BUTTON_RIGHT)
{
Vert=_FALSE;
Horiz=_FALSE;
}
//if left pressed
if (state & BUTTON_LEFT)
{
//Process each for HItem row
if (HItem==1)
{
//Decrement Opts[1], wrap if necessary
Opts[1]--;
if (Opts[1]==255)
{
Opts[1]=2;
}
}
//Toggle bool (!bool)
if ((HItem>=2) && (HItem<=4))
{
if (Opts[HItem]==_FALSE)
{
Opts[HItem]=PTRUE;
}
else
{
Opts[HItem]=_FALSE;
}
//If toggling music
if (HItem==3)
{
//If false, stop BGM; else play Nes_Mes2 again
if (Opts[HItem]==_FALSE)
{
echo_stop_bgm();
}
else
{
echo_play_bgm(BGM_03);
}
}
}
//If Sound test
if (HItem==6)
{
//Decremenet S_ID, wrap if necessary
S_ID--;
if (S_ID<0)
{
S_ID=S_Max;
}
}
//If music test, decrement M_ID, wrap if necessary
if (HItem==5)
{
M_ID--;
if (M_ID<0)
{
M_ID=M_Max;
}
}
echo_play_sfx(SFX_02); //Select
Horiz=PTRUE; //Flag horiz as changed
}
//If released
else if (changed & BUTTON_LEFT)
{
Horiz=_FALSE; //Unflag Horiz
}
//If right pressed
if (state & BUTTON_RIGHT)
{
//Process each HItem row
//Difficulty, increment, wrap as necessary
if (HItem==1)
{
Opts[1]++;
if (Opts[1]>2)
{
Opts[1]=_FALSE;
}
}
//Toggle bools (!bool)
if ((HItem>=2) && (HItem<=4))
{
if (Opts[HItem]==_FALSE)
{
Opts[HItem]=PTRUE;
}
else
{
Opts[HItem]=_FALSE;
}
//If toggling music, stop bgm if false; else play Nes_Mes2
if (HItem==3)
{
if (Opts[HItem]==_FALSE)
{
echo_stop_bgm();
}
else
{
echo_play_bgm(BGM_03);
}
}
}
//If Sound test, increment S_ID, wrap if necessary
if (HItem==6)
{
S_ID++;
if (S_ID>S_Max)
{
S_ID=0;
}
}
//If Music test, increment M_ID, wrap if necessary
if (HItem==5)
{
M_ID++;
if (M_ID>M_Max)
{
M_ID=0;
}
}
echo_play_sfx(SFX_02); //Select sfx
Horiz=PTRUE; //Flag Horiz as changed
}
//if released, unflag horiz
else if (changed & BUTTON_RIGHT)
{
Horiz=_FALSE;
}
//If A button pressed
if (state & BUTTON_A)
{
//If Sound test, play the selected S_ID
if (HItem==6)
{
echo_play_sfx(Sounds[S_ID]);
}
//if Music test, play the selected M_ID
if (HItem==5)
{
echo_play_bgm(Songs[M_ID]);
}
}
//If Start button pressed
if (state & BUTTON_START)
{
echo_play_sfx(SFX_03); //Play hockey deflect sfx
SItem=1; //Select item
}
//If vert changed
if (Vert==PTRUE)
{
//Clear text rows
for (i=10;i<=16;i++)
{
VDP_clearText(5, i, 1);
}
//Set to PWRPAL
VDP_setTextPalette(PWRPAL);
VDP_drawText(">",5,HItem+10); //Disp hilighted row
}
//If Horiz changed
if (Horiz==PTRUE)
{
//Get/set appropriate palette
if (HItem==1){pal=PWRPAL;}else{pal=OBJPAL;}
VDP_setTextPalette(pal);
//Draw difficulty text and selected difficulty
VDP_drawText("Difficulty:",6,11);
VDP_drawText(" ",20,11);
switch(Opts[1])
{
case 0:
VDP_drawText("Easy",20,11);
break;
case 1:
VDP_drawText("Medium",20,11);
break;
case 2:
VDP_drawText("Hard",20,11);
break;
}
//Get/set palettes, show lables for powerups, music, and sound toggles
if (HItem==2){pal=PWRPAL;}else{pal=OBJPAL;}
VDP_setTextPalette(pal);
VDP_drawText("Powerups",6,12);
if (HItem==3){pal=PWRPAL;}else{pal=OBJPAL;}
VDP_setTextPalette(pal);
VDP_drawText("Music:",6,13);
if (HItem==4){pal=PWRPAL;}else{pal=OBJPAL;}
VDP_setTextPalette(pal);
VDP_drawText("Sfx:",6,14);
//Show selected boolean states for them, with appropriate palette
for (i=2;i<=4;i++)
{
if (HItem==i){pal=PWRPAL;}else{pal=OBJPAL;}
VDP_setTextPalette(pal);
if (Opts[i]==_FALSE)
{
VDP_drawText("OFF",20,10+i);
}
else
{
VDP_drawText("ON ",20,10+i);
}
}
//Ditto for Music test
if (HItem==5){pal=PWRPAL;}else{pal=OBJPAL;}
VDP_setTextPalette(pal);
VDP_drawText("Music test:",6,15);
VDP_drawText(" ",20,15);
intToStr(M_ID,val,1); //Convert M_ID to string
VDP_drawText(val,20,15); //Display it
//Ditto for Sound test
if (HItem==6){pal=PWRPAL;}else{pal=OBJPAL;}
VDP_setTextPalette(pal);
VDP_drawText("Sound test:",6,16);
VDP_drawText(" ",20,16);
intToStr(S_ID,val,1);
VDP_drawText(val,20,16);
//If Sound/music test
if ((HItem==5)||(HItem==6))
{
//Fetch and show the music/sound name
VDP_setTextPalette(PWRPAL);
if (HItem==5)
{
VDP_drawText("Song title: ",6,18);
VDP_drawText(" ",6,19);
VDP_drawText(Song_Names[M_ID],6,19);//@Get song title here
}
else
{
VDP_drawText("Sound title:",6,18);
VDP_drawText(" ",6,19);
VDP_drawText(Sound_Names[S_ID],6,19);//Get sfx title here
}
}
else
{
//If neither, clear the lines
VDP_drawText(" ",6,18);
VDP_drawText(" ",6,19);
}
}
}
}
static void drawText(char *text, u16 x, u16 y, u16 c, u16 w){
VDP_clearText(x+c, y, w);
VDP_drawText(text, x, y);
}