lucent/cocco-ddraw
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Add support for C&C video scaling

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This commit is contained in:
Toni Spets 2011-03-24 19:41:36 +02:00
parent a803c12995
commit c073805db3
3 changed files with 46 additions and 0 deletions
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21
render.c
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@ -20,6 +20,8 @@
#include "main.h"
#include "surface.h"
BOOL detect_cutscene();
DWORD WINAPI render_main(void)
{
int i,j;
@ -96,6 +98,12 @@ DWORD WINAPI render_main(void)
EnterCriticalSection(&ddraw->cs);
if(ddraw->primary && ddraw->primary->palette)
{
if(ddraw->vhack && detect_cutscene())
{
scale_w *= 640.0f / ddraw->width;
scale_h *= 400.0f / ddraw->height;
}
for(i=0; i<ddraw->height; i++)
{
for(j=0; j<ddraw->width; j++)
@ -137,3 +145,16 @@ DWORD WINAPI render_main(void)
return 0;
}
static unsigned char getPixel(int x, int y)
{
return ((unsigned char *)ddraw->primary->surface)[y*ddraw->primary->lPitch + x*ddraw->primary->lXPitch];
}
BOOL detect_cutscene()
{
if(ddraw->width <= 640 || ddraw->height <= 480)
return FALSE;
return getPixel(641, 0) == 0 || getPixel(645, 1) == 0 ? TRUE : FALSE;
}