CVS: blob/src/diag lcd.c,1.6,1.7

[Stefan E. <se...@us...>]

Update of /cvsroot/blob/blob/src/diag
In directory usw-pr-cvs1:/tmp/cvs-serv9560

Modified Files:
	lcd.c 
Log Message:
- lcd_fill(), lcd_set_pixel() by Urs Kaufmann


Index: lcd.c
===================================================================
RCS file: /cvsroot/blob/blob/src/diag/lcd.c,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -d -r1.6 -r1.7
--- lcd.c	11 Feb 2002 16:53:16 -0000	1.6
+++ lcd.c	27 May 2002 09:59:33 -0000	1.7
@@ -1,11 +1,11 @@
 /**********************************************************************
  * lcd.c
  *
- * AUTOR:	SELETZ
- *
  * Generic lcd framework
  *
- * Copyright (C) 2001 Stefan Eletzhofer <ste...@ww...>
+ * Copyright (C) 2001,2002 Stefan Eletzhofer
+ *							<ste...@ww...>
+ * Copyright (C) 2002 Urs Kaufmann <u_k...@bl...>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -53,6 +53,10 @@
 	SerialOutputHex( val ); \
 	serial_write( '\n' );
 
+#ifdef MINIPRINT
+# define LCD_GRADIENT
+#endif
+
 /**********************************************************************
  * program globals
  */
@@ -133,15 +137,20 @@
 
 int WEAK_SYM lcd_palette_setup( void )
 {
-	int n;
+	unsigned int n;
 
+#ifdef LCD_GRADIENT
+	for ( n = 0 ; n < 256 ; n++ ) {
+		lcd_palette_set(n, 0x1000+(n<<4) );
+	}
+#else
 	for ( n = 0 ; n < 128 ; n++ ) {
 		lcd_palette_set(n, 0x1FFF );
 	}
 	for ( n = 128 ; n < 256 ; n++ ) {
 		lcd_palette_set(n, 0x1000 );
 	}
-
+#endif
 	return 0;
 }
 
@@ -155,6 +164,52 @@
 	return 0;
 }
 
+int WEAK_SYM lcd_fill (int color)
+{
+  int i = 0;
+
+  if (color>0xFF)return -EINVAL;
+
+  color += (color<<8) + (color<<16) + (color<<24);
+  for(; i<(LCD_COLS*LCD_ROWS/4);i++)
+    lcd_vram[i] = color;
+
+  return 0;
+}
+
+int WEAK_SYM lcd_set_pixel (unsigned int x, unsigned int y, unsigned int color)
+{
+
+#ifdef LCD_REVERSE
+  x = LCD_COLS - 1 - x;
+  y = LCD_ROWS - 1 - y;
+#endif
+
+  if ((color>0xFF)||(y>=LCD_ROWS)||(x>=LCD_COLS))  return -EINVAL;
+
+  switch(x%4)
+  {
+    case 0:
+      lcd_vram[(x>>2)+y*(LCD_COLS>>2)] =
+        (lcd_vram[(x>>2)+((y*LCD_COLS)>>2)]&0xFFFFFF00)|color;
+	  break;
+    case 1:
+      lcd_vram[(x>>2)+y*(LCD_COLS>>2)] =
+        (lcd_vram[(x>>2)+((y*LCD_COLS)>>2)]&0xFFFF00FF)|(color<<8);
+	  break;
+    case 2:
+      lcd_vram[(x>>2)+y*(LCD_COLS>>2)] =
+        (lcd_vram[(x>>2)+((y*LCD_COLS)>>2)]&0xFF00FFFF)|(color<<16);
+	  break;
+    case 3:
+      lcd_vram[(x>>2)+y*(LCD_COLS>>2)] =
+        (lcd_vram[(x>>2)+((y*LCD_COLS)>>2)]&0x00FFFFFF)|(color<<24);
+	  break;
+  }
+
+  return 0;
+}
+
 /**********************************************************************
  * Statische Funktionen
  */
@@ -214,7 +269,14 @@
 	if ( ret != 0 )		return ret;
 	SerialOutputString( "done\n" );
 
-
+#ifdef LCD_GRADIENT
+	/* Gradient (bastel-code weil fixe aufloesung) */
+	SerialOutputString( "LCD: Gradient test pattern ..." );
+	lcd_fill(0x00);
+        for ( y=0; y<240; y++ )
+          	for ( x=0; x<320; x++ )
+           		lcd_set_pixel(x,y,(x/20)+((y/15)*16));
+#else
 	/* vertical lines */
 	SerialOutputString( "LCD: vertical lines test pattern ..." );
 	for ( y=0; y<LCD_ROWS; y++ ) {
@@ -226,7 +288,7 @@
 			}
 		}
 	}
-
+#endif
 	SerialOutputString( "done\n" );
 
 	SerialOutputString( "LCD: press any key to proceed\n" );