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openwrt-packages/plplot/patches/050-linuxvga-320x240x16M.patch

94 lines
2.3 KiB
Diff

Index: plplot-5.9.7/drivers/linuxvga.c
===================================================================
--- plplot-5.9.7.orig/drivers/linuxvga.c 2011-01-30 19:15:09.000000000 +0100
+++ plplot-5.9.7/drivers/linuxvga.c 2011-01-30 19:17:08.000000000 +0100
@@ -39,8 +39,8 @@
/* INDENT ON */
-static PLINT vgax = 639;
-static PLINT vgay = 479;
+static PLINT vgax = 319;
+static PLINT vgay = 239;
/* A flag to tell us whether we are in text or graphics mode */
@@ -53,6 +53,7 @@
static int mode = TEXT_MODE;
static int col = 1;
static int totcol = 16;
+static int vgacol = 0;
#define CLEAN 0
#define DIRTY 1
@@ -95,7 +96,7 @@
/* What kind of VGA mode one wants is set up here.
* It can be easyly made interactive! */
- mode = G640x480x16; /* See <vga.h> for a list */
+ mode = G320x240x16M32; /* See <vga.h> for a list */
if ( vga_hasmode( mode ) )
vga_setmode( mode );
else
@@ -111,7 +112,7 @@
totcol = vga_getcolors();
- plP_setpxl( 2.5, 2.5 ); /* My best guess. Seems to work okay. */
+ plP_setpxl( 1.0, 1.0 );
plP_setphy( 0, vgax, 0, vgay );
}
@@ -163,6 +164,7 @@
/* vga_setmode(mode); */
vga_clear(); /* just clean it */
+ vga_setcolor(vgacol); /* restore color (reset by vga_clear()) */
page_state = CLEAN;
}
@@ -202,24 +204,34 @@
void
plD_state_vga( PLStream *pls, PLINT op )
{
+ int r, g, b;
+
switch ( op )
{
case PLSTATE_WIDTH:
break;
case PLSTATE_COLOR0:
- if ( pls->color )
+ if ( !pls->color )
{
- /* Maybe it would be wiser to use a set of 16 relevant colors only
- * and just fix it to black if col is exceeded 16. */
-
- col = ( pls->icol0 ) % totcol; /* Color modulo # of colors
- * avail */
- vga_setcolor( col );
+ r = g = b = pls->icol0 ? 0xff : 0;
}
- break;
-
+ else
+ {
+ r = pls->curcolor.r, g = pls->curcolor.g, b = pls->curcolor.b;
+ }
+ vgacol = vga_setrgbcolor (r, g, b);
+ break;
case PLSTATE_COLOR1:
+ if ( !pls->color )
+ {
+ r = g = b = pls->curcolor.r;
+ }
+ else
+ {
+ r = pls->curcolor.r, g = pls->curcolor.g, b = pls->curcolor.b;
+ }
+ vgacol = vga_setrgbcolor( r, g, b );
break;
}
}