Apple-2-SW/tb1
1
0
Fork 0
mirror of https://github.com/deater/tb1.git synced 2025-04-05 18:37:28 +00:00
Code Issues Projects Releases Wiki Activity

Update to support 32bpp display

Browse Source 
version 2.9.14a
This commit is contained in:
Vince Weaver 2001-10-02 02:46:00 -04:00
parent ec2657574c
commit 2fc24406a5
3 changed files with 120 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

102
svmwgraph/sdl_svmwgraph.c
View File

@ -82,6 +82,106 @@ void SDL_flushPalette(vmwSVMWGraphState *state) {
}
}
void SDL_NoScale32bpp_BlitMem(vmwSVMWGraphState *target_p, vmwVisual *source) {
int x,y,color;
unsigned char *s_pointer,*t_pointer;
SDL_Surface *target;
target=(SDL_Surface *)target_p->output_screen;
if ( SDL_MUSTLOCK(target) ) {
if ( SDL_LockSurface(target) < 0 )
return;
}
s_pointer=source->memory;
t_pointer=((Uint8 *)target->pixels);
// printf("%i %i\n",source->xsize,source->ysize);
for (x=0;x<source->xsize;x++)
for (y=0;y<source->ysize;y++) {
color=( (target_p->actual_pal[*(s_pointer)].r<<24)+
(target_p->actual_pal[*(s_pointer)].g<<16)+
(target_p->actual_pal[*(s_pointer)].b<<8)+
255);
*((Uint32 *)(t_pointer))=color;
s_pointer++; t_pointer+=4;
}
/* Update the display */
if ( SDL_MUSTLOCK(target) ) {
SDL_UnlockSurface(target);
}
/* Write this out to the screen */
SDL_UpdateRect(target, 0, 0, source->xsize, source->ysize);
}
/* I should make this generic, but it makes it really slow */
void SDL_Double32bpp_BlitMem(vmwSVMWGraphState *target_p, vmwVisual *source) {
int x,y,scale,color;
unsigned char *s_pointer,*t_pointer;
SDL_Surface *target;
target=(SDL_Surface *)target_p->output_screen;
scale=target_p->scale;
if ( SDL_MUSTLOCK(target) ) {
if ( SDL_LockSurface(target) < 0 )
return;
}
s_pointer=source->memory;
t_pointer=((Uint8 *)target->pixels);
for (y=0;y<source->ysize;y++) {
for (x=0;x<source->xsize;x++) {
color=( (target_p->actual_pal[*(s_pointer)].r<<24)+
(target_p->actual_pal[*(s_pointer)].g<<16)+
(target_p->actual_pal[*(s_pointer)].b<<8)+
255);
/* i=0, j=0 */
*((Uint16 *) ( (t_pointer)))=color;
/* i=1, j=0 */
*((Uint16 *) ( (t_pointer+(2*target_p->xsize) )))=color;
/* i=0, j=1 */
*((Uint16 *) ( (t_pointer+2) ))=color;
/* i=1 j=1 */
*((Uint16 *) ( (t_pointer+2+(2*target_p->xsize) )))=color;
s_pointer++; t_pointer+=4;
}
t_pointer+=2*target_p->xsize;
}
/* Update the display */
if ( SDL_MUSTLOCK(target) ) {
SDL_UnlockSurface(target);
}
/* Write this out to the screen */
SDL_UpdateRect(target, 0, 0, target_p->xsize, target_p->ysize);
}
void SDL_NoScale16bpp_BlitMem(vmwSVMWGraphState *target_p, vmwVisual *source) {
@ -162,7 +262,7 @@ void SDL_Double16bpp_BlitMem(vmwSVMWGraphState *target_p, vmwVisual *source) {
s_pointer++; t_pointer+=4;
}
t_pointer+=2*target_p->xsize;
t_pointer+=4*target_p->xsize;
}

2
svmwgraph/sdl_svmwgraph.h
View File

@ -3,6 +3,8 @@
void *SDL_setupGraphics(int *xsize,int *ysize,int *bpp,int fullscreen,
int verbose);
void SDL_flushPalette(vmwSVMWGraphState *state);
void SDL_NoScale32bpp_BlitMem(vmwSVMWGraphState *target, vmwVisual *source);
void SDL_Double32bpp_BlitMem(vmwSVMWGraphState *target_p, vmwVisual *source);
void SDL_NoScale16bpp_BlitMem(vmwSVMWGraphState *target, vmwVisual *source);
void SDL_Double16bpp_BlitMem(vmwSVMWGraphState *target_p, vmwVisual *source);
void SDL_NoScale8bpp_BlitMem(vmwSVMWGraphState *target, vmwVisual *source);

18
svmwgraph/vmw_setup.c
View File

@ -112,13 +112,29 @@ vmwSVMWGraphState *vmwSetupSVMWGraph(int display_type,int xsize,int ysize,
vmwBlitMemToDisplay=SDL_Double8bpp_BlitMem;
}
}
if (temp_state->bpp>=16) {
if (temp_state->bpp==16) {
if (scale==1) {
vmwBlitMemToDisplay=SDL_NoScale16bpp_BlitMem;
} else {
vmwBlitMemToDisplay=SDL_Double16bpp_BlitMem;
}
}
if (temp_state->bpp==24) {
printf("ERROR! 24bpp not supported!\n");
if (scale==1) {
vmwBlitMemToDisplay=SDL_NoScale16bpp_BlitMem;
} else {
vmwBlitMemToDisplay=SDL_Double16bpp_BlitMem;
}
}
if (temp_state->bpp>=32) {
if (scale==1) {
vmwBlitMemToDisplay=SDL_NoScale32bpp_BlitMem;
} else {
vmwBlitMemToDisplay=SDL_Double32bpp_BlitMem;
}
}
vmwFlushPalette=SDL_flushPalette;
vmwClearKeyboardBuffer=SDL_clearKeyboardBuffer;
vmwGetInput=SDL_getInput;