Pecus/libretro-atari800
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Still testing VKBD opacity

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Pecusx
2021-05-08 14:50:10 +02:00
parent e7d0a5c38e
commit b885cf2701
2 changed files with 31 additions and 11 deletions
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libretro/graph.c
+22 -11
View File
@@ -9,6 +9,17 @@
extern int VIRTUAL_WIDTH;
unsigned Opacity(unsigned color1, unsigned color2){
unsigned r,g,b;
r=(R_RGB565(color1)/2)+(R_RGB565(color2)/2);
g=(G_RGB565(color1)/2)+(G_RGB565(color2)/2);
b=(B_RGB565(color1)/2)+(B_RGB565(color2)/2);
return RGB565(r,g,b);
}
void DrawFBoxBmp(char *buffer,int x,int y,int dx,int dy,unsigned color){
int i,j,idx;
@@ -24,7 +35,7 @@ unsigned short *mbuffer=(unsigned short *)buffer;
for(j=y;j<y+dy;j++){
idx=i+j*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
}
}
@@ -43,17 +54,17 @@ unsigned short *mbuffer=(unsigned short *)buffer;
for(i=x;i<x+dx;i++){
idx=i+y*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
idx=i+(y+dy)*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
}
for(j=y;j<y+dy;j++){
idx=x+j*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
idx=(x+dx)+j*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
}
}
@@ -69,7 +80,7 @@ unsigned short *mbuffer=(unsigned short *)buffer;
#endif
idx=x+y*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
}
@@ -85,7 +96,7 @@ unsigned short *mbuffer=(unsigned short *)buffer;
for(i=x;i<x+dx;i++){
idx=i+y*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
}
}
@@ -100,7 +111,7 @@ unsigned short *mbuffer=(unsigned short *)buffer;
#endif
for(j=y;j<y+dy;j++){
idx=x+j*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
}
}
@@ -135,7 +146,7 @@ unsigned short *mbuffer=(unsigned short *)buffer;
} else {
idx=x1+y1*VIRTUAL_WIDTH;
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
return ;
}
}
@@ -174,7 +185,7 @@ unsigned short *mbuffer=(unsigned short *)buffer;
idx=x1+y1*VIRTUAL_WIDTH;
for (; x < dx; x++, idx +=pixx) {
mbuffer[idx]=(mbuffer[idx]/2)+(color/2);
mbuffer[idx]=Opacity(mbuffer[idx],color);
y += dy;
if (y >= dx) {
y -= dx;
@@ -343,7 +354,7 @@ unsigned char *mbuffer=(unsigned char *)surf;
for(yrepeat = y; yrepeat < y+ surfh; yrepeat++)
for(xrepeat = x; xrepeat< x+surfw; xrepeat++,yptr++)
if(*yptr!=0)mbuffer[xrepeat+yrepeat*VIRTUAL_WIDTH] = (mbuffer[xrepeat+yrepeat*VIRTUAL_WIDTH]/2) + (*yptr/2);
if(*yptr!=0)mbuffer[xrepeat+yrepeat*VIRTUAL_WIDTH] = Opacity(mbuffer[xrepeat+yrepeat*VIRTUAL_WIDTH],*yptr);
free(linesurf);
libretro/libretro-core.h
+9
View File
@@ -58,11 +58,20 @@ extern int pauseg;
#ifndef RENDER16B
#define RGB565(r, g, b) (((r) << (5+16)) | ((g) << (5+8)) | (b<<5))
#define R_RGB(rgb) (((rgb) >> (5+16)) & 255)
#define G_RGB(rgb) (((rgb) >> (5+8)) & 255)
#define B_RGB(rgb) ((rgb>>5) & 255)
#else
#if defined(ABGR1555)
#define RGB565(r, g, b) (((b) << (10)) | ((g) << 5) | (r))
#define B_RGB(rgb) (((rgb) >> (10)) & 31)
#define G_RGB(rgb) (((rgb) >> 5) & 31)
#define R_RGB(rgb) (rgb & 31)
#else
#define RGB565(r, g, b) (((r) << (5+6)) | ((g) << 6) | (b))
#define R_RGB(rgb) (((rgb) >> (5+6)) & 31)
#define G_RGB(rgb) (((rgb) >> 6) & 31)
#define B_RGB(rgb) (rgb & 31)
#endif
#endif
#define uint32 unsigned int