[gs-cvs] rev 8489 - trunk/gs/src

[leonardo at ghostscript.com]

Author: leonardo
Date: 2008-01-17 05:47:11 -0800 (Thu, 17 Jan 2008)
New Revision: 8489

Modified:
   trunk/gs/src/dwtrace.c
   trunk/gs/src/vdtrace.c
   trunk/gs/src/vdtrace.h
Log:
Fix (visual trace) : Add a single pixels painting operation.

DETAILS :

This patch doesn't change the algorithm.
It only enhances debuging instrument.
The new instrument will be used for debugging the clist logics about transparency masks.

EXPECTED DIFFERENCES :
      
None.


Modified: trunk/gs/src/dwtrace.c
===================================================================
--- trunk/gs/src/dwtrace.c	2008-01-17 13:37:19 UTC (rev 8488)
+++ trunk/gs/src/dwtrace.c	2008-01-17 13:47:11 UTC (rev 8489)
@@ -245,6 +245,14 @@
     SelectObject(I->host->hdc, h);
 }
 
+static void dw_gt_pixel(vd_trace_interface *I, double x, double y, unsigned long rgbcolor)
+{   HPEN h;
+    get_window(); 
+    if (host.tw == NULL) 
+        return;
+    SetPixel(I->host->hdc, SX(x), SY(y), rgbcolor);
+}
+
 static void dw_gt_fill(vd_trace_interface *I)
 {   get_window(); 
     if (host.tw == NULL) 
@@ -339,6 +347,7 @@
     SET_CALLBACK(visual_tracer, closepath);
     SET_CALLBACK(visual_tracer, circle);
     SET_CALLBACK(visual_tracer, round);
+    SET_CALLBACK(visual_tracer, pixel);
     SET_CALLBACK(visual_tracer, fill);
     SET_CALLBACK(visual_tracer, stroke);
     SET_CALLBACK(visual_tracer, setcolor);

Modified: trunk/gs/src/vdtrace.c
===================================================================
--- trunk/gs/src/vdtrace.c	2008-01-17 13:37:19 UTC (rev 8488)
+++ trunk/gs/src/vdtrace.c	2008-01-17 13:47:11 UTC (rev 8489)
@@ -183,6 +183,11 @@
     vd_trace1->round(vd_trace1, SX(x), SY(y), r);
 }
 
+void vd_impl_pixel(double x, double y, unsigned long c)
+{   NullRET;
+    vd_trace1->pixel(vd_trace1, SX(x), SY(y), c);
+}
+
 void vd_impl_text(double x, double y, char *s, unsigned long c)
 {   NullRET;
     vd_trace1->setcolor(vd_trace1, c);

Modified: trunk/gs/src/vdtrace.h
===================================================================
--- trunk/gs/src/vdtrace.h	2008-01-17 13:37:19 UTC (rev 8488)
+++ trunk/gs/src/vdtrace.h	2008-01-17 13:47:11 UTC (rev 8489)
@@ -61,6 +61,7 @@
     void (*closepath)(vd_trace_interface *I);
     void (*circle)(vd_trace_interface *I, double x, double y, int r); /* Radius doesn't scale. */
     void (*round)(vd_trace_interface *I, double x, double y, int r); /* Radius doesn't scale. */
+    void (*pixel)(vd_trace_interface *I, double x, double y, unsigned long rgbcolor);
     void (*fill)(vd_trace_interface *I);
     void (*stroke)(vd_trace_interface *I);
     void (*setcolor)(vd_trace_interface *I, unsigned long rgbcolor);
@@ -87,6 +88,7 @@
 void vd_impl_curve(double x0, double y0, double x1, double y1, double x2, double y2, double x3, double y3, int w, unsigned long c); /* unscaled width */
 void vd_impl_circle(double x, double y, int r, unsigned long c); /* unscaled radius */
 void vd_impl_round(double x, double y, int r, unsigned long c);  /* unscaled radius */
+void vd_impl_pixel(double x, double y, unsigned long c);
 void vd_impl_text(double x, double y, char *s, unsigned long c); /* unscaled font */
 void vd_setflag(char f, char v);
 
@@ -127,6 +129,7 @@
 #    define vd_curve(x0,y0,x1,y1,x2,y2,x3,y3,w,c) BEGIN if (vd_trace1) vd_impl_curve(x0,y0,x1,y1,x2,y2,x3,y3,w,c); END
 #    define vd_circle(x,y,r,c)  BEGIN if (vd_trace1) vd_impl_circle(x,y,r,c); END
 #    define vd_round(x,y,r,c)   BEGIN if (vd_trace1) vd_impl_round(x,y,r,c); END
+#    define vd_pixel(x,y,c)   BEGIN if (vd_trace1) vd_impl_pixel(x,y,c); END
 #    define vd_fill             BEGIN if (vd_trace1) vd_trace1->fill(vd_trace1); END
 #    define vd_stroke           BEGIN if (vd_trace1) vd_trace1->stroke(vd_trace1); END
 #    define vd_setcolor(c)      BEGIN if (vd_trace1) vd_trace1->setcolor(vd_trace1,c); END
@@ -172,6 +175,7 @@
 #    define vd_curve(x0,y0,x1,y1,x2,y2,x3,y3,w,c) DO_NOTHING
 #    define vd_circle(x,y,r,c)	    DO_NOTHING
 #    define vd_round(x,y,r,c)	    DO_NOTHING
+#    define vd_pixel(x,y,c)	    DO_NOTHING
 #    define vd_fill		    DO_NOTHING
 #    define vd_stroke		    DO_NOTHING
 #    define vd_setcolor(c)	    DO_NOTHING