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* src/sdf/ftsdf.c (sdf_shape_dump): Added debugging function.

This commit is contained in:
Anuj Verma 2020-06-26 10:07:16 +05:30 committed by anujverma
parent 2f0d349d8c
commit 63c2ac5fae
2 changed files with 113 additions and 8 deletions
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7
[GSoC]ChangeLog
View File

@ -1,3 +1,8 @@
2020-06-26 Anuj Verma <anujv@iitbhilai.ac.in>
* src/sdf/ftsdf.c (sdf_shape_dump): Added function to
dump the `SDF_Shape' on the console for debugging.
2020-06-26 Anuj Verma <anujv@iitbhilai.ac.in>
[sdf] Added functions to de-allocate `SDF_' structs.
@ -6,7 +11,7 @@
instead of `FT_List' to avoid a few extra allocations.
* src/sdf/ftsdf.c (SDF_Edge, SDF_Contour, SDF_Shape): Added
functions to de-allocate these structs and there members.
functions to de-allocate these structs and their members.
* src/sdf/ftsdfrenc.c: Typo.

114
src/sdf/ftsdf.c
View File

@ -420,15 +420,15 @@
}
FT_DEFINE_OUTLINE_FUNCS(
sdf_decompose_funcs,
sdf_decompose_funcs,
(FT_Outline_MoveTo_Func) sdf_move_to, /* move_to */
(FT_Outline_LineTo_Func) sdf_line_to, /* line_to */
(FT_Outline_ConicTo_Func) sdf_conic_to, /* conic_to */
(FT_Outline_CubicTo_Func) sdf_cubic_to, /* cubic_to */
(FT_Outline_MoveTo_Func) sdf_move_to, /* move_to */
(FT_Outline_LineTo_Func) sdf_line_to, /* line_to */
(FT_Outline_ConicTo_Func) sdf_conic_to, /* conic_to */
(FT_Outline_CubicTo_Func) sdf_cubic_to, /* cubic_to */
0, /* shift */
0 /* delta */
0, /* shift */
0 /* delta */
)
/* function decomposes the outline and puts it into the `shape' struct */
@ -451,6 +451,104 @@
return error;
}
/**************************************************************************
*
* for debugging
*
*/
#ifdef FT_DEBUG_LEVEL_TRACE
static void
sdf_shape_dump( SDF_Shape* shape )
{
FT_UInt num_contours = 0;
FT_UInt total_edges = 0;
FT_ListRec contour_list;
if ( !shape )
{
printf( "[sdf] sdf_shape_dump: null shape\n" );
return;
}
contour_list = shape->contours;
printf( "-------------------------------------------------\n" );
printf( "[sdf] sdf_shape_dump:\n" );
while ( contour_list.head != NULL )
{
FT_UInt num_edges = 0;
FT_ListRec edge_list;
SDF_Contour* contour = (SDF_Contour*)contour_list.head->data;
edge_list = contour->edges;
printf( "Contour %d\n", num_contours );
while ( edge_list.head != NULL )
{
SDF_Edge* edge = (SDF_Edge*)edge_list.head->data;
printf( " Edge %d\n", num_edges );
switch (edge->edge_type) {
case SDF_EDGE_LINE:
printf( " Edge Type: Line\n" );
printf( " ---------------\n" );
printf( " Start Pos: %d, %d\n", edge->start_pos.x,
edge->start_pos.y );
printf( " End Pos : %d, %d\n", edge->end_pos.x,
edge->end_pos.y );
break;
case SDF_EDGE_CONIC:
printf( " Edge Type: Conic Bezier\n" );
printf( " -----------------------\n" );
printf( " Start Pos: %d, %d\n", edge->start_pos.x,
edge->start_pos.y );
printf( " Ctrl1 Pos: %d, %d\n", edge->control_a.x,
edge->control_a.y );
printf( " End Pos : %d, %d\n", edge->end_pos.x,
edge->end_pos.y );
break;
case SDF_EDGE_CUBIC:
printf( " Edge Type: Cubic Bezier\n" );
printf( " -----------------------\n" );
printf( " Start Pos: %d, %d\n", edge->start_pos.x,
edge->start_pos.y );
printf( " Ctrl1 Pos: %d, %d\n", edge->control_a.x,
edge->control_a.y );
printf( " Ctrl2 Pos: %d, %d\n", edge->control_b.x,
edge->control_b.y );
printf( " End Pos : %d, %d\n", edge->end_pos.x,
edge->end_pos.y );
break;
default:
break;
}
num_edges++;
total_edges++;
edge_list.head = edge_list.head->next;
}
num_contours++;
contour_list.head = contour_list.head->next;
}
printf( "\n" );
printf( "*note the above values are in 26.6 fixed point format*\n" );
printf( "[sdf] total number of contours = %d\n", num_contours );
printf( "[sdf] total number of edges = %d\n", total_edges );
printf( "[sdf] sdf_shape_dump complete\n" );
printf( "-------------------------------------------------\n" );
}
#endif
/**************************************************************************
*
* interface functions
@ -513,6 +611,8 @@
sdf_outline_decompose( params->source, shape );
sdf_shape_dump( shape );
sdf_shape_done( memory, &shape );
return FT_THROW( Unimplemented_Feature );