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desmume
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scaling 1x 2x 3x

This commit is contained in:
damdoum 2007-01-05 17:52:40 +00:00
parent b72cfed09a
commit e725030db9
3 changed files with 51 additions and 7 deletions
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2
desmume/src/gtk-glade/callbacks.c
View File

@ -2,7 +2,7 @@
/* globals */
uint Frameskip = 0;
static int ScreenCoeff_Size=1;
int ScreenCoeff_Size=1;
/* inline & protos */

53
desmume/src/gtk-glade/callbacks_IO.c
View File

@ -46,15 +46,49 @@ gboolean on_wMainW_key_release_event (GtkWidget *widget, GdkEventKey *event, g
const int offset_pixels_lower_screen = 256*2*192; // w * bpp * h
#define MAX_SIZE 3
guchar on_screen_image[256*192*3*2*MAX_SIZE*MAX_SIZE];
int screen (GtkWidget * widget, int offset_pix) {
/*
SDL_PixelFormat screenPixFormat;
SDL_Surface *rawImage, *screenImage;
rawImage = SDL_CreateRGBSurfaceFrom(((char*)&GPU_screen)+offset_pix, 256, 192, 16, 512, 0x001F, 0x03E0, 0x7C00, 0);
if(rawImage == NULL) return 1;
*/
int dx,x,dy,y, W,H,L;
u32 image[192][256], r,g,b;
u16 * pixel = &GPU_screen;
guchar * rgb = &on_screen_image[0];
for (y=0; y<192; y++) {
for (x=0; x<256; x++) {
r = (*pixel & 0x7C00) << 9;
g = (*pixel & 0x03E0) << 6;
b = (*pixel & 0x001F) << 3;
image[y][x]= r | g | b;
pixel++;
}
}
memcpy(&screenPixFormat, rawImage->format, sizeof(SDL_PixelFormat));
W=256; H=192; L=W*3*ScreenCoeff_Size;
for (y=0; y<H; y++) {
for (x=0; x<W; x++) {
*rgb = (image[y][x] & 0x0000FF); rgb++;
*rgb = (image[y][x] & 0x00FF00)>> 8; rgb++;
*rgb = (image[y][x] & 0xFF0000)>> 16; rgb++;
for (dx=1; dx<ScreenCoeff_Size; dx++) {
memmove(rgb, rgb-3, 3);
rgb += 3;
}
}
for (dy=1; dy<ScreenCoeff_Size; dy++) {
memmove(rgb, rgb-L, L);
rgb += L;
}
}
/*
screenPixFormat.BitsPerPixel = 24;
screenPixFormat.BytesPerPixel = 3;
screenPixFormat.Rshift = 0;
@ -63,15 +97,22 @@ int screen (GtkWidget * widget, int offset_pix) {
screenPixFormat.Rmask = 0x0000FF;
screenPixFormat.Gmask = 0x00FF00;
screenPixFormat.Bmask = 0xFF0000;
screenImage = SDL_ConvertSurface(rawImage, &screenPixFormat, 0);
//TODO : use pixbuf for scaling...
*/
gdk_draw_rgb_image (widget->window,
widget->style->fg_gc[widget->state],0,0,screenImage->w, screenImage->h,
GDK_RGB_DITHER_NONE,(guchar*)screenImage->pixels,screenImage->pitch);
widget->style->fg_gc[widget->state],0,0,
W*ScreenCoeff_Size, H*ScreenCoeff_Size,
GDK_RGB_DITHER_NONE,on_screen_image,W*3*ScreenCoeff_Size);
/*
gdk_draw_rgb_image (widget->window,
widget->style->fg_gc[widget->state],0,0,
screenImage->w*ScreenCoeff_Size, screenImage->h*ScreenCoeff_Size,
GDK_RGB_DITHER_NONE,(guchar*)screenImage->pixels,256*3);
SDL_FreeSurface(screenImage);
SDL_FreeSurface(rawImage);
*/
return 1;
}

3
desmume/src/gtk-glade/globals.h
View File

@ -31,6 +31,9 @@ GtkWidget * pDrawingArea;
GtkWidget * pDrawingArea2;
GladeXML * xml, * xml_tools;
/* callbacks.c */
int ScreenCoeff_Size;
/* callbacks_IO.c */
void edit_controls();