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graphics/nxbe: Fix more cursor-related problems. Currently cursor is presented but the system dies due to memory corruption.

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This commit is contained in:
Gregory Nutt
2019-04-10 14:59:43 -06:00
parent ad76ca674b
commit b91b2cafd0
2 changed files with 3 additions and 9 deletions
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graphics/nxbe/nxbe_cursor.c
+2 -2
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@@ -217,8 +217,8 @@ void nxbe_cursor_setimage(FAR struct nxbe_state_s *be,
/* Save the new colors */ /* Save the new colors */
nxgl_colorcopy(be->cursor.color1, image->color1); nxgl_colorcopy(be->cursor.color1, image->color1);
nxgl_colorcopy(be->cursor.color1, image->color2); nxgl_colorcopy(be->cursor.color2, image->color2);
nxgl_colorcopy(be->cursor.color1, image->color3); nxgl_colorcopy(be->cursor.color3, image->color3);
/* Save the new image. This is a reference to an image in user space. /* Save the new image. This is a reference to an image in user space.
* which we assume will persist while we use it. * which we assume will persist while we use it.
graphics/nxglib/cursor/nxglib_cursor_draw.c
+1 -7
View File
@@ -84,15 +84,12 @@ static NXGL_PIXEL_T nxbe_map_color(FAR struct nxbe_state_s *be, int plane,
case 1: case 1:
return be->cursor.color1[plane]; return be->cursor.color1[plane];
break;
case 2: case 2:
return be->cursor.color2[plane]; return be->cursor.color2[plane];
break;
case 3: case 3:
return be->cursor.color3[plane]; return be->cursor.color3[plane];
break;
} }
} }
@@ -169,7 +166,7 @@ void NXGL_FUNCNAME(nxglib_cursor_draw, NXGLIB_SUFFIX)
*/ */
fbmem = (FAR uint8_t *)plane->pinfo.fbmem; fbmem = (FAR uint8_t *)plane->pinfo.fbmem;
sline = be->cursor.image + sstride * origin.y + (origin.y >> 2); sline = be->cursor.image + sstride * origin.y + (origin.x >> 2);
dline = (FAR uint8_t *)fbmem + dstride * be->cursor.bounds.pt1.y + dline = (FAR uint8_t *)fbmem + dstride * be->cursor.bounds.pt1.y +
NXGL_SCALEX(be->cursor.bounds.pt1.x); NXGL_SCALEX(be->cursor.bounds.pt1.x);
@@ -202,9 +199,6 @@ void NXGL_FUNCNAME(nxglib_cursor_draw, NXGLIB_SUFFIX)
*dest = nxbe_map_color(be, 0, pixel); *dest = nxbe_map_color(be, 0, pixel);
} }
/* Update to the next column */
col++;
dest++; dest++;
/* Was that the last pixel in the byte? */ /* Was that the last pixel in the byte? */