valter/dosbox-staging
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Changed event and ticker handlers.

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Removed the micro timers.
Removed the pitch calculation


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1658
This commit is contained in:
Sjoerd van der Berg 2004-02-07 18:48:51 +00:00
parent 44464a2a53
commit ca4be6fe43
1 changed files with 6 additions and 15 deletions
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21
src/hardware/vga_draw.cpp
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@ -126,7 +126,7 @@ skip_cursor:
return RENDER_TempLine;
}
static void VGA_VerticalDisplayEnd(void) {
static void VGA_VerticalDisplayEnd(Bitu val) {
vga.config.retrace=true;
vga.config.real_start=vga.config.display_start;
}
@ -172,7 +172,7 @@ void VGA_SetBlinking(Bitu enabled) {
for (Bitu i=0;i<8;i++) TXT_BG_Table[i+8]=(b+i) | ((b+i) << 8)| ((b+i) <<16) | ((b+i) << 24);
}
static void VGA_VerticalTimer(void) {
static void VGA_VerticalTimer(Bitu val) {
vga.config.retrace=false;
PIC_AddEvent(VGA_VerticalTimer,vga.draw.micro.vtotal);
PIC_AddEvent(VGA_VerticalDisplayEnd,vga.draw.micro.vend);
@ -199,7 +199,7 @@ static void VGA_VerticalTimer(void) {
}
}
void VGA_SetupDrawing(void) {
void VGA_SetupDrawing(Bitu val) {
/* Calculate the FPS for this screen */
double fps;
Bitu vtotal=2 + vga.crtc.vertical_total |
@ -249,7 +249,7 @@ void VGA_SetupDrawing(void) {
double aspect_ratio=((double)htotal/((double)vtotal)/correct_ratio);
vga.draw.resizing=false;
Bitu width,height,pitch;
Bitu width,height;
Bitu scalew=1;
Bitu scaleh=1;
@ -265,7 +265,6 @@ void VGA_SetupDrawing(void) {
vga.draw.lines_scaled=scaleh;
height/=scaleh;
width<<=2;
pitch=vga.config.scan_len*8;
vga.draw.address_add=vga.config.scan_len*2;
vga.draw.address_line_total=1;
VGA_DrawLine=VGA_VGA_Draw_Line;
@ -273,7 +272,6 @@ void VGA_SetupDrawing(void) {
case M_LIN8:
width<<=3;
scaleh*=vga.draw.font_height;
pitch=vga.config.scan_len*4;
vga.draw.address_add=vga.config.scan_len*2;
vga.draw.lines_scaled=scaleh;
vga.draw.address_line_total=1;
@ -281,7 +279,6 @@ void VGA_SetupDrawing(void) {
break;
case M_EGA16:
width<<=3;
pitch=vga.config.scan_len*16;
scaleh*=vga.draw.font_height;
if (vga.crtc.maximum_scan_line&0x80) scaleh*=2;
vga.draw.lines_scaled=scaleh;
@ -297,7 +294,6 @@ void VGA_SetupDrawing(void) {
vga.draw.blocks=width;
width<<=2;
height/=2;
pitch=width;
vga.draw.lines_scaled=1;
vga.draw.address_line_total=2;
vga.draw.address_add=80; //CGA doesn't have an offset reg
@ -308,7 +304,6 @@ void VGA_SetupDrawing(void) {
vga.draw.address_line_total=2;
vga.draw.blocks=width;
width<<=3;
pitch=width;
vga.draw.address_line_total=2;
vga.draw.address_add=80; //CGA doesn't have an offset reg
vga.draw.lines_scaled=1;
@ -321,7 +316,6 @@ void VGA_SetupDrawing(void) {
vga.draw.address_add=width/8;
vga.draw.lines_scaled=1;
height=348;
pitch=width;
aspect_ratio=1.5;
VGA_DrawLine=VGA_HERC_Draw_Line;
break;
@ -332,7 +326,6 @@ void VGA_SetupDrawing(void) {
vga.draw.address_line_total=4;
vga.draw.lines_scaled=1;
width<<=2;height/=2;
pitch=width;
VGA_DrawLine=VGA_TANDY16_Draw_Line;
break;
case M_TEXT2:
@ -351,24 +344,22 @@ void VGA_SetupDrawing(void) {
width<<=3; /* 8 bit wide text font */
if (width>640) width=640;
if (height>480) height=480;
pitch=width;
VGA_DrawLine=VGA_TEXT_Draw_Line;
break;
default:
LOG(LOG_VGA,LOG_ERROR)("Unhandled VGA type %d while checking for resolution");
};
vga.draw.lines_total=height;
if (( width != vga.draw.width) || (height != vga.draw.height) || (pitch != vga.draw.pitch)) {
if (( width != vga.draw.width) || (height != vga.draw.height)) {
PIC_RemoveEvents(VGA_VerticalTimer);
PIC_RemoveEvents(VGA_VerticalDisplayEnd);
vga.draw.width=width;
vga.draw.height=height;
vga.draw.pitch=pitch;
vga.draw.scaleh=scaleh;
LOG(LOG_VGA,LOG_NORMAL)("Width %d, Height %d, fps %f",width,height,fps);
LOG(LOG_VGA,LOG_NORMAL)("Scalew %d, Scaleh %d aspect %f",scalew,scaleh,aspect_ratio);
RENDER_SetSize(width,height,8,pitch,aspect_ratio,scalew,scaleh);
RENDER_SetSize(width,height,8,aspect_ratio,scalew,scaleh);
PIC_AddEvent(VGA_VerticalTimer,vga.draw.micro.vtotal);
}
};