diff options
Diffstat (limited to 'src/base/ftoutln.c')
| -rw-r--r-- | src/base/ftoutln.c | 62 |
1 files changed, 50 insertions, 12 deletions
diff --git a/src/base/ftoutln.c b/src/base/ftoutln.c index 2bae857..49ef82e 100644 --- a/src/base/ftoutln.c +++ b/src/base/ftoutln.c @@ -4,7 +4,7 @@ /* */ /* FreeType outline management (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -26,6 +26,7 @@ #include <ft2build.h> #include FT_OUTLINE_H #include FT_INTERNAL_OBJECTS_H +#include FT_INTERNAL_DEBUG_H #include FT_TRIGONOMETRY_H @@ -83,21 +84,25 @@ FT_Int last; /* index of last point in contour */ + FT_TRACE5(( "FT_Outline_Decompose: Outline %d\n", n )); + last = outline->contours[n]; if ( last < 0 ) goto Invalid_Outline; limit = outline->points + last; - v_start = outline->points[first]; - v_last = outline->points[last]; + v_start = outline->points[first]; + v_start.x = SCALED( v_start.x ); + v_start.y = SCALED( v_start.y ); - v_start.x = SCALED( v_start.x ); v_start.y = SCALED( v_start.y ); - v_last.x = SCALED( v_last.x ); v_last.y = SCALED( v_last.y ); + v_last = outline->points[last]; + v_last.x = SCALED( v_last.x ); + v_last.y = SCALED( v_last.y ); v_control = v_start; point = outline->points + first; - tags = outline->tags + first; + tags = outline->tags + first; tag = FT_CURVE_TAG( tags[0] ); /* A contour cannot start with a cubic control point! */ @@ -128,6 +133,8 @@ tags--; } + FT_TRACE5(( " move to (%.2f, %.2f)\n", + v_start.x / 64.0, v_start.y / 64.0 )); error = func_interface->move_to( &v_start, user ); if ( error ) goto Exit; @@ -148,6 +155,8 @@ vec.x = SCALED( point->x ); vec.y = SCALED( point->y ); + FT_TRACE5(( " line to (%.2f, %.2f)\n", + vec.x / 64.0, vec.y / 64.0 )); error = func_interface->line_to( &vec, user ); if ( error ) goto Exit; @@ -174,6 +183,10 @@ if ( tag == FT_CURVE_TAG_ON ) { + FT_TRACE5(( " conic to (%.2f, %.2f)" + " with control (%.2f, %.2f)\n", + vec.x / 64.0, vec.y / 64.0, + v_control.x / 64.0, v_control.y / 64.0 )); error = func_interface->conic_to( &v_control, &vec, user ); if ( error ) goto Exit; @@ -186,6 +199,10 @@ v_middle.x = ( v_control.x + vec.x ) / 2; v_middle.y = ( v_control.y + vec.y ) / 2; + FT_TRACE5(( " conic to (%.2f, %.2f)" + " with control (%.2f, %.2f)\n", + v_middle.x / 64.0, v_middle.y / 64.0, + v_control.x / 64.0, v_control.y / 64.0 )); error = func_interface->conic_to( &v_control, &v_middle, user ); if ( error ) goto Exit; @@ -194,6 +211,10 @@ goto Do_Conic; } + FT_TRACE5(( " conic to (%.2f, %.2f)" + " with control (%.2f, %.2f)\n", + v_start.x / 64.0, v_start.y / 64.0, + v_control.x / 64.0, v_control.y / 64.0 )); error = func_interface->conic_to( &v_control, &v_start, user ); goto Close; @@ -209,8 +230,11 @@ point += 2; tags += 2; - vec1.x = SCALED( point[-2].x ); vec1.y = SCALED( point[-2].y ); - vec2.x = SCALED( point[-1].x ); vec2.y = SCALED( point[-1].y ); + vec1.x = SCALED( point[-2].x ); + vec1.y = SCALED( point[-2].y ); + + vec2.x = SCALED( point[-1].x ); + vec2.y = SCALED( point[-1].y ); if ( point <= limit ) { @@ -220,12 +244,22 @@ vec.x = SCALED( point->x ); vec.y = SCALED( point->y ); + FT_TRACE5(( " cubic to (%.2f, %.2f)" + " with controls (%.2f, %.2f) and (%.2f, %.2f)\n", + vec.x / 64.0, vec.y / 64.0, + vec1.x / 64.0, vec1.y / 64.0, + vec2.x / 64.0, vec2.y / 64.0 )); error = func_interface->cubic_to( &vec1, &vec2, &vec, user ); if ( error ) goto Exit; continue; } + FT_TRACE5(( " cubic to (%.2f, %.2f)" + " with controls (%.2f, %.2f) and (%.2f, %.2f)\n", + v_start.x / 64.0, v_start.y / 64.0, + vec1.x / 64.0, vec1.y / 64.0, + vec2.x / 64.0, vec2.y / 64.0 )); error = func_interface->cubic_to( &vec1, &vec2, &v_start, user ); goto Close; } @@ -233,6 +267,8 @@ } /* close the contour with a line segment */ + FT_TRACE5(( " line to (%.2f, %.2f)\n", + v_start.x / 64.0, v_start.y / 64.0 )); error = func_interface->line_to( &v_start, user ); Close: @@ -242,9 +278,11 @@ first = last + 1; } - return 0; + FT_TRACE5(( "FT_Outline_Decompose: Done\n", n )); + return FT_Err_Ok; Exit: + FT_TRACE5(( "FT_Outline_Decompose: Error %d\n", error )); return error; Invalid_Outline: @@ -558,7 +596,7 @@ FT_Raster_Params* params ) { FT_Error error; - FT_Bool update = 0; + FT_Bool update = FALSE; FT_Renderer renderer; FT_ListNode node; @@ -589,7 +627,7 @@ /* format */ renderer = FT_Lookup_Renderer( library, FT_GLYPH_FORMAT_OUTLINE, &node ); - update = 1; + update = TRUE; } /* if we changed the current renderer for the glyph image format */ @@ -1007,7 +1045,7 @@ } } - if ( xmin == 32768 ) + if ( xmin == 32768L ) return FT_ORIENTATION_TRUETYPE; ray_y[0] = ( xmin_ymin * 3 + xmin_ymax ) >> 2; |