Mercurial > hg > dmlib

changeset 2306:e798a41f27a5

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Clean up some code duplication.
author Matti Hamalainen <ccr@tnsp.org>
date Mon, 08 Jul 2019 12:25:46 +0300
parents 3bcad61594b4
children 319fd953ba29
files tools/lib64fmts.c tools/lib64gfx.h
diffstat 2 files changed, 10 insertions(+), 14 deletions(-) [+]
line wrap: on
line diff
--- a/tools/lib64fmts.c	Mon Jul 08 10:28:00 2019 +0300
+++ b/tools/lib64fmts.c	Mon Jul 08 12:25:46 2019 +0300
@@ -1282,23 +1282,17 @@
 static int fmtGetPixelFunPaint2(Uint8 *col,
     const DMC64Image *img, const int rasterX, const int rasterY)
 {
-    const int
-        x = rasterX / 8,
-        y = rasterY / 8,
-        yb = rasterY & 7,
-        yoffs = y * img->fmt->chWidth,
-        bmoffs = yoffs * 8 + yb + (x * 8),
-        scroffs = yoffs + x,
-        bitmap = rasterX & 1,
-        vbank = yb + (bitmap * 8),
-        vshift = 6 - (rasterX & 6);
-
+    DM_C64_GENERIC_SC_PIXEL_DEFS(img)
+    const int bitmap = rasterX & 1;
     Uint8 bgcol = (unsigned) rasterY < img->extraData[0].size ?
         img->extraData[0].data[rasterY] : img->bgcolor;
 
+    (void) vshift;
+
     return dmC64GetGenericMCPixel(col, img,
         bmoffs, scroffs,
-        vshift, vbank,
+        6 - (rasterX & 6),
+        yb + (bitmap * 8),
         bitmap, 0, bgcol);
 }
 
--- a/tools/lib64gfx.h	Mon Jul 08 10:28:00 2019 +0300
+++ b/tools/lib64gfx.h	Mon Jul 08 12:25:46 2019 +0300
@@ -433,8 +433,9 @@
     const int \
         x = rasterX / 8, \
         y = rasterY / 8, \
+        yb = rasterY & 7, \
         yoffs = y * ximg->fmt->chWidth, \
-        bmoffs = yoffs * 8 + (rasterY & 7) + (x * 8), \
+        bmoffs = yoffs * 8 + yb + (x * 8), \
         scroffs = yoffs + x, \
         vshift = 7 - (rasterX & 7);
 
@@ -443,8 +444,9 @@
     const int \
         x = rasterX / 4, \
         y = rasterY / 8, \
+        yb = rasterY & 7, \
         yoffs = y * (ximg)->fmt->chWidth, \
-        bmoffs = yoffs * 8 + (rasterY & 7) + (x * 8), \
+        bmoffs = yoffs * 8 + yb + (x * 8), \
         scroffs = yoffs + x, \
         vshift = 6 - ((rasterX * 2) & 6);