Round shadow displacement to nearest int.

Use double for shadow displacement parameter.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28818 b3059339-0415-0410-9bf9-f77b7e298cf2

diff --git a/libass/ass_render.c b/libass/ass_render.c
index c01bb749639acbfac2375a4aa99f3a36a1f86aa2..e8d18ed3d3e8d781c9eeb0dad9483d2b2d3254fd 100644 (file)
--- a/libass/ass_render.c
+++ b/libass/ass_render.c
@@ -45,6 +45,7 @@
 #define MAX_LINES 300
 #define BE_RADIUS 1.5
 #define BLUR_MAX_RADIUS 50.0
+#define ROUND(x) ((int) ((x) + .5))
 
 static int last_render_id = 0;
 
@@ -116,7 +117,7 @@ typedef struct glyph_info_s {
 //     int height;
        int be; // blur edges
        double blur; // gaussian blur
-       int shadow;
+       double shadow;
        double frx, fry, frz; // rotation
        
        bitmap_hash_key_t hash_key;
@@ -165,7 +166,7 @@ typedef struct render_context_s {
        uint32_t fade; // alpha from \fad
        char be; // blur edges
        double blur; // gaussian blur
-       int shadow;
+       double shadow;
        int drawing_mode; // not implemented; when != 0 text is discarded, except for style override tags
 
        effect_t effect_type;
@@ -421,8 +422,8 @@ static ass_image_t* render_text(text_info_t* text_info, int dst_x, int dst_y)
                if ((info->symbol == 0) || (info->symbol == '\n') || !info->bm_s || (info->shadow == 0))
                        continue;
 
-               pen_x = dst_x + info->pos.x + info->shadow;
-               pen_y = dst_y + info->pos.y + info->shadow;
+               pen_x = dst_x + info->pos.x + ROUND(info->shadow);
+               pen_y = dst_y + info->pos.y + ROUND(info->shadow);
                bm = info->bm_s;
 
                tail = render_glyph(bm, pen_x, pen_y, info->c[3], 0, 1000000, tail);