From 27d1e03d7bdf8fcfe7292c06e40bc3e2fca9158e Mon Sep 17 00:00:00 2001
From: Denis Oliver Kropp <dok@directfb.org>
Date: Tue, 19 Oct 2010 15:56:15 +0200
Subject: pluggit

---
 src/stretch_up_down_16.h | 68 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 src/stretch_up_down_16.h

(limited to 'src/stretch_up_down_16.h')

diff --git a/src/stretch_up_down_16.h b/src/stretch_up_down_16.h
new file mode 100644
index 0000000..103dfc3
--- /dev/null
+++ b/src/stretch_up_down_16.h
@@ -0,0 +1,68 @@
+#define STRETCH_HVX_N_H  "stretch_hvx_16.h"
+#define uN u16
+
+/**********************************************************************************************************************/
+/* Upscaling */
+
+#define POINT_0               0
+#define LINE_0                0
+#define MINUS_1               1
+#define POINT_TO_RATIO(p,ps)  ( ((p) & 0x3ffff) >> (18-SHIFT_L6) )
+#define LINE_TO_RATIO(l,ls)   ( ((l) & 0x3ffff) >> (18-SHIFT_L5) )
+
+#define POINT_L(p,ps)  ( (((p)) >> 18) )
+#define POINT_R(p,ps)  ( (((p)) >> 18) + 1 )
+
+#define LINE_T(l,ls)  ( (((l)) >> 18) )
+#define LINE_B(l,ls)  ( (((l)) >> 18) + 1 )
+
+#define UPDOWN 1
+#include "stretch_hvx_N.h"
+#undef UPDOWN
+
+#undef POINT_0
+#undef LINE_0
+#undef MINUS_1
+#undef POINT_TO_RATIO
+#undef LINE_TO_RATIO
+#undef POINT_L
+#undef POINT_R
+#undef LINE_T
+#undef LINE_B
+
+/**********************************************************************************************************************/
+/* Downscaling */
+
+#define POINT_0               hfraq
+#define LINE_0                vfraq
+#define MINUS_1               0
+#define POINT_TO_RATIO(p,ps)  ( (((((p)) & 0x3ffff) ? : 0x40000) << SHIFT_L6) / (ps) )
+#define LINE_TO_RATIO(l,ls)   ( (((((l)) & 0x3ffff) ? : 0x40000) << SHIFT_L5) / (ls) )
+
+#define POINT_L(p,ps)  ( (((p)-1) >> 18) - 1 )
+#define POINT_R(p,ps)  ( (((p)-1) >> 18) )
+
+#define LINE_T(l,ls)  ( (((l)-1) >> 18) - 1 )
+#define LINE_B(l,ls)  ( (((l)-1) >> 18) )
+
+#define UPDOWN 0
+#include "stretch_hvx_N.h"
+#undef UPDOWN
+
+#undef POINT_0
+#undef LINE_0
+#undef MINUS_1
+#undef POINT_TO_RATIO
+#undef LINE_TO_RATIO
+#undef POINT_L
+#undef POINT_R
+#undef LINE_T
+#undef LINE_B
+
+/**********************************************************************************************************************/
+
+#undef STRETCH_HVX_N_H
+#undef uN
+
+//#include "stretch_up_down_table.h"
+
-- 
cgit