remove more references to gScreenDPI

src/interface/screenshot.c

@@ -29,8 +29,6 @@
 #include "screenshot.h"
 #include "viewport.h"
 
-static int screenshot_dump_png();
-
 /**
  *
  *  rct2: 0x006E3AEC
@@ -98,12 +96,7 @@ static int screenshot_get_next_path(char *path)
 	return -1;
 }
 
-int screenshot_dump()
-{
-	return screenshot_dump_png();
-}
-
-int screenshot_dump_png()
+int screenshot_dump_png(rct_drawpixelinfo *dpi)
 {
 	// Get a free screenshot path
 	int index;
@@ -112,8 +105,6 @@ int screenshot_dump_png()
 		return -1;
 	}
 
-	rct_drawpixelinfo *dpi = &gScreenDPI;
-
 	rct_palette renderedPalette;
 	screenshot_get_rendered_palette(&renderedPalette);
 

src/interface/screenshot.h

@@ -17,8 +17,11 @@
 #ifndef _SCREENSHOT_H_
 #define _SCREENSHOT_H_
 
+#include "../drawing/drawing.h"
+
 void screenshot_check();
 int screenshot_dump();
+int screenshot_dump_png(rct_drawpixelinfo *dpi);
 
 void screenshot_giant();
 int cmdline_for_screenshot(const char **argv, int argc);