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authorDimitri Sokolyuk <demon@dim13.org>2012-04-25 15:40:46 +0000
committerDimitri Sokolyuk <demon@dim13.org>2012-04-25 15:40:46 +0000
commitcd759e8650745d003c0be19d5e2958e98bab16ef (patch)
treef18821f75a779143e3e9f8327c2ac9644ba62f24 /gui.c
parent24221a3eff5e69af07a422d6b557c54fe880fc05 (diff)
stratch screen
Diffstat (limited to 'gui.c')
-rw-r--r--gui.c32
1 files changed, 20 insertions, 12 deletions
diff --git a/gui.c b/gui.c
index eda4d72..d508ef0 100644
--- a/gui.c
+++ b/gui.c
@@ -24,9 +24,11 @@
#include "dcpu16.h"
SDL_Surface *screen;
+SDL_Surface *scratch;
SDL_Rect draw = { 16, 12, 128, 96 };
SDL_Rect scr = { 0, 0, 160, 120 };
+SDL_Rect real = { 0, 0, 640, 480 };
SDL_Rect gl = { 0, 0, 4, 8 };
SDL_Color color[0x10] = {
@@ -65,7 +67,7 @@ getpixel(SDL_Surface *s, int x, int y)
}
void
-drawglyph(SDL_Surface *screen, int x, int y, unsigned short *m)
+drawglyph(SDL_Surface *s, int x, int y, unsigned short *m)
{
SDL_Rect to;
Uint8 bg, fg, c, i;
@@ -83,31 +85,29 @@ drawglyph(SDL_Surface *screen, int x, int y, unsigned short *m)
for (i = 0; i < 8; i++) {
c = m[CHARS + ch] & (0x0100 << i) ? fg : bg;
- setpixel(screen, to.x + 0, to.y + i, c);
+ setpixel(s, to.x + 0, to.y + i, c);
c = m[CHARS + ch] & (0x0001 << i) ? fg : bg;
- setpixel(screen, to.x + 1, to.y + i, c);
+ setpixel(s, to.x + 1, to.y + i, c);
c = m[CHARS + ch + 1] & (0x0100 << i) ? fg : bg;
- setpixel(screen, to.x + 2, to.y + i, c);
+ setpixel(s, to.x + 2, to.y + i, c);
c = m[CHARS + ch + 1] & (0x0001 << i) ? fg : bg;
- setpixel(screen, to.x + 3, to.y + i, c);
+ setpixel(s, to.x + 3, to.y + i, c);
}
}
void
-drawscreen(SDL_Surface *screen, unsigned short *m)
+drawscreen(SDL_Surface *s, unsigned short *m)
{
int x, y;
- SDL_FillRect(screen, &scr, m[BORDER] & 0x0f);
+ SDL_FillRect(s, &scr, m[BORDER] & 0x0f);
for (x = 0; x < 32; x++)
for (y = 0; y < 12; y++)
- drawglyph(screen, x, y, m);
-
- SDL_Flip(screen);
+ drawglyph(s, x, y, m);
}
int
@@ -188,19 +188,27 @@ guiemu(unsigned short *m, unsigned short *r)
{
int c, n = 0;
- screen = SDL_SetVideoMode(scr.w, scr.h, 8, SDL_HWSURFACE|SDL_HWPALETTE);
+ screen = SDL_SetVideoMode(real.w, real.h, 8, SDL_HWSURFACE|SDL_HWPALETTE);
SDL_SetColors(screen, color, 0, 16);
+ scratch = SDL_CreateRGBSurface(SDL_HWSURFACE, scr.w, scr.h, 8, 0, 0, 0, 0);
+ SDL_SetColors(scratch, color, 0, 16);
+
loadfont(m, "font.xpm");
while ((c = step(m, r)) != -1) {
if ((n += c) < 100)
continue;
- drawscreen(screen, m);
+ drawscreen(scratch, m);
+
+ SDL_SoftStretch(scratch, &scr, screen, &real);
+ SDL_Flip(screen);
+
n = 0;
if (keyboard(m) == -1)
break;
}
+ SDL_FreeSurface(scratch);
SDL_FreeSurface(screen);
}