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changeset 22:997e26f17946

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Initial fixes for getting the line drawing functions "working".
author Matti Hamalainen <ccr@tnsp.org>
date Fri, 28 Sep 2012 15:15:33 +0300
parents 49cc9a173427
children f2f6963080bd
files dmdrawline.h dmline.c dmlinefunc.h
diffstat 3 files changed, 10 insertions(+), 26 deletions(-) [+]
line wrap: on
line diff
--- a/dmdrawline.h	Fri Sep 28 14:52:40 2012 +0300
+++ b/dmdrawline.h	Fri Sep 28 15:15:33 2012 +0300
@@ -1,10 +1,5 @@
 
-#ifdef DM_USE_SIMD
-static int DM_DRAWLINE_NAME_ASM (SDL_Surface *screen, int x0, int y0, int x1, int y1, const Uint32 col);
-#endif
-
-#ifdef DM_USE_C
-static int DM_DRAWLINE_NAME_C (SDL_Surface *screen, int x0, int y0, int x1, int y1, const Uint32 col)
+static int DM_DRAWLINE_NAME (SDL_Surface *screen, int x0, int y0, int x1, int y1, const Uint32 col)
 {
     int dx, dy, xstep, ystep;
     const int qpitch = screen->pitch / DM_DRAWLINE_DST_BYTES;
@@ -77,10 +72,7 @@
 
     return 0;
 }
-#endif
 
 #undef DM_DRAWLINE_NAME
-#undef DM_DRAWLINE_NAME_ASM
-#undef DM_DRAWLINE_NAME_C
 #undef DM_DRAWLINE_DST_BYTES
 #undef DM_DRAWLINE_DST_TYPE
--- a/dmline.c	Fri Sep 28 14:52:40 2012 +0300
+++ b/dmline.c	Fri Sep 28 15:15:33 2012 +0300
@@ -47,25 +47,29 @@
 static const DMDrawLineFunc dmDrawLineTable[DMD_NMODES][DMD_NBITDEPTHS] =
 {
     /* DMD_NONE          */ { dmDrawLine8              , dmDrawLine32 },
+#if 0
     /* DMD_TRANSPARENT   */ { dmDrawLine8Transparent   , dmDrawLine32Transparent },
     /* DMD_SATURATE      */ { dmDrawLine8Saturate      , dmDrawLine32Saturate },
+
     /* DMD_NONE + AA     */ { NULL, NULL },
     /* DMD_TRANSP + AA   */ { NULL, NULL },
     /* DMD_SATURATE + AA */ { dmDrawLine8AASaturate    , dmDrawLine32AASaturate },
+#endif
 };
 
+static const int ndmDrawLineTable = sizeof(dmDrawLineTable) / sizeof(dmDrawLineTable[0]);
+
 
 DMDrawLineFunc dmGetDrawLineFunc(SDL_PixelFormat *dst, int mode)
 {
     int index;
-    if (dst == NULL || mode < 0 ||
-        mode >= sizeof(dmDrawLineTable) / sizeof(dmDrawLineTable[0]))
+    if (dst == NULL || mode < 0 || mode >= ndmDrawLineTable)
         return NULL;
 
-    if ((index = dmBitsPerPixel2Index(src->BitsPerPixel)) < 0)
+    if ((index = dmBitsPerPixel2Index(dst->BitsPerPixel)) < 0)
         return NULL;
     
-    return dmDrawLineTable[mode]
+    return dmDrawLineTable[mode][index];
 }
 
 
@@ -78,4 +82,3 @@
 
     return bfunc(screen, x0, y0, x1, y1, col);
 }
-
--- a/dmlinefunc.h	Fri Sep 28 14:52:40 2012 +0300
+++ b/dmlinefunc.h	Fri Sep 28 15:15:33 2012 +0300
@@ -8,23 +8,12 @@
 #include "dmdrawline.h"
 
 
-#define DM_DRAWLINE_NAME dmDrawLine15
-#define DM_DRAWLINE_DST_BYTES 2
-#define DM_DRAWLINE_DST_TYPE Uint16
-#include "dmdrawline.h"
-
-
-#define DM_DRAWLINE_NAME dmDrawLine16
-#define DM_DRAWLINE_DST_BYTES 2
-#define DM_DRAWLINE_DST_TYPE Uint16
-#include "dmdrawline.h"
-
-
 #define DM_DRAWLINE_NAME dmDrawLine32
 #define DM_DRAWLINE_DST_BYTES 4
 #define DM_DRAWLINE_DST_TYPE Uint32
 #include "dmdrawline.h"
 
+
 /*
 #undef DM_DRAWLINE_INNER
 #define DM_DRAWLINE_INNER \