1 /****************************************************************************
2 *
3 *    The MIT License (MIT)
4 *
5 *    Copyright 2020 NXP
6 *    All Rights Reserved.
7 *
8 *    Permission is hereby granted, free of charge, to any person obtaining
9 *    a copy of this software and associated documentation files (the
10 *    'Software'), to deal in the Software without restriction, including
11 *    without limitation the rights to use, copy, modify, merge, publish,
12 *    distribute, sub license, and/or sell copies of the Software, and to
13 *    permit persons to whom the Software is furnished to do so, subject
14 *    to the following conditions:
15 *
16 *    The above copyright notice and this permission notice (including the
17 *    next paragraph) shall be included in all copies or substantial
18 *    portions of the Software.
19 *
20 *    THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
21 *    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 *    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
23 *    IN NO EVENT SHALL VIVANTE AND/OR ITS SUPPLIERS BE LIABLE FOR ANY
24 *    CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
25 *    TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
26 *    SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 *
28 *****************************************************************************/
29 
30 /** Include Files */
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include "vg_lite_text.h"
34 #include "vft_draw.h"
35 #include "vft_debug.h"
36 
37 #ifdef ENABLE_DEBUG_TRACE
38 
39 /** Macros */
40 
41 /** Data structures */
42 typedef enum path_type {
43     PATH_DONE,
44     PATH_CLOSE,
45     MOVE_TO,
46     MOVE_TO_REL,
47     LINE_TO,
48     LINE_TO_REL,
49     QUAD_TO,
50     QUAD_TO_REL,
51     CUBI_TO,
52     CUBI_TO_REL,
53     NUM_PATH_CMD
54 } path_type_t;
55 
56 /** Internal or external API prototypes */
57 
58 /** Globals */
59 static const int data_count[] =
60 {
61     0,
62     0,
63     2,
64     2,
65     2,
66     2,
67     4,
68     4,
69     6,
70     6
71 };
72 
73 static char s_cmd_name[][16] =
74 {
75     {"PATH_DONE" },
76     {"PATH_CLOSE" },
77     {"MOVE_TO" },
78     {"MOVE_TO_REL" },
79     {"LINE_TO" },
80     {"LINE_TO_REL" },
81     {"QUAD_TO" },
82     {"QUAD_TO_REL" },
83     {"CUBI_TO" },
84     {"CUBI_TO_REL" },
85     {"NUM_PATH_CMD"},
86 };
87 
88 
89 /** Externs if any */
90 
91 /** Code section */
vfg_dbg_path_data(path_desc_t * path_data_desc,int offset)92 void vfg_dbg_path_data(path_desc_t* path_data_desc, int offset)
93 {
94     float* draw_cmds;
95 
96     draw_cmds = &path_data_desc->draw_cmds[0];
97 
98     for (int i = 0; i < path_data_desc->num_draw_cmds; i++) {
99         uint32_t cmd, j;
100 
101         cmd = *((uint32_t*)(&draw_cmds[i]));
102         if (cmd < NUM_PATH_CMD) {
103             TRACE_BIN(("BIN:   %08x: %s(%d) [",
104                 offset + i * 4,
105                 s_cmd_name[cmd], cmd));
106             for (j = 0; j < data_count[cmd]; j++) {
107                 TRACE_BIN((" %.2f", draw_cmds[i + j + 1]));
108             }
109             i += j;
110             TRACE_BIN(("]\n"));
111         }
112     }
113 }
114 
vft_dbg_path(char * prefix,void * draw_cmds_args,int num_draw_cmds)115 void vft_dbg_path(char *prefix, void *draw_cmds_args, int num_draw_cmds)
116 {
117     float* draw_cmds;
118 
119     draw_cmds = draw_cmds_args;
120     int offset = 0;
121     for (int i = 0; i < num_draw_cmds; i++) {
122         uint32_t cmd, j;
123 
124         cmd = *((uint32_t*)(&draw_cmds[i]));
125         if (cmd < NUM_PATH_CMD) {
126             printf("BIN:   %08x: %s(%d) [",
127                 offset + i * 4,
128                 s_cmd_name[cmd], cmd);
129             for (j = 0; j < data_count[cmd]; j++) {
130                 printf(" %.2f", draw_cmds[i + j + 1]);
131             }
132             i += j;
133             printf("]\n");
134         }
135     }
136 }
137 
vft_dbg_path_bounds(char * name,float * ary,int num_elements)138 void vft_dbg_path_bounds(char *name, float *ary, int num_elements)
139 {
140     float* array_data;
141 
142     array_data = ary;
143     printf("%s [",name);
144     for (int i = 0; i < num_elements; i++) {
145          printf(" %.2f", array_data[i]);
146     }
147     printf("]\n");
148 }
149 
vft_dbg_kern_desc(kern_desc_t * kern_desc,int num_kern_entries,int offset)150 void vft_dbg_kern_desc(kern_desc_t* kern_desc, int num_kern_entries, int offset)
151 {
152     for (int i = 0; i < num_kern_entries; i++) {
153         TRACE_BIN(("BIN:   %08x: [%d] (u,k)=(%hu, %hu)\n",
154             (int)(offset + i * sizeof(kern_desc_t)),
155             i,
156             kern_desc[i].unicode,
157             kern_desc[i].kern));
158     }
159 }
vft_dbg_glyph_desc(glyph_desc_t * g,int offset)160 void vft_dbg_glyph_desc(glyph_desc_t* g, int offset)
161 {
162     glyph_desc_t _desc = *g; /* Temporary copy descriptor*/
163 
164     TRACE_BIN_FIELD_UINT16(unicode);
165     TRACE_BIN_FIELD_UINT16(horiz_adv_x);
166     TRACE_BIN_FIELD_UINT32(kern_num_entries);
167     TRACE_BIN_FIELD_UINT32(kern_table_offset);
168     TRACE_BIN_FIELD_FLOAT(path.bounds[0]);
169     TRACE_BIN_FIELD_FLOAT(path.bounds[1]);
170     TRACE_BIN_FIELD_FLOAT(path.bounds[2]);
171     TRACE_BIN_FIELD_FLOAT(path.bounds[3]);
172     TRACE_BIN_FIELD_UINT32(path.num_draw_cmds);
173     TRACE_BIN_FIELD_UINT32(path.draw_cmds_offset);
174 
175 }
176 
177 /* TRACE values for debugging purpose */
vft_dbg_font_face_desc(font_face_desc_t * font_face,int offset)178 void vft_dbg_font_face_desc(font_face_desc_t* font_face, int offset)
179 {
180     font_face_desc_t _desc = *font_face; /* Temporary copy descriptor*/
181 
182     TRACE_INFO(("font-face-block\n"));
183 
184     TRACE_BIN_FIELD_STR(font_family_name); offset += sizeof(_desc.font_family_name);
185     TRACE_BIN_FIELD_UINT16(units_per_em);
186     TRACE_BIN_FIELD_UINT16(ascent);
187     TRACE_BIN_FIELD_UINT16(descent);
188     TRACE_BIN_FIELD_UINT16(vg_font);
189     TRACE_BIN_FIELD_UINT32(num_glyphs);
190 }
191 
vft_dbg_matrix(char * name,vg_lite_matrix_t * mat)192 void vft_dbg_matrix(char *name, vg_lite_matrix_t *mat)
193 {
194    printf("%s\n",name);
195    printf(" %0.3f %0.3f %0.3f\n",
196              mat->m[0][0],mat->m[0][1],mat->m[0][2]);
197    printf(" %0.3f %0.3f %0.3f\n",
198              mat->m[1][0],mat->m[1][1],mat->m[1][2]);
199    printf(" %0.3f %0.3f %0.3f\n",
200              mat->m[2][0],mat->m[1][1],mat->m[2][2]);
201 }
202 
vft_dbg_path_table(font_face_desc_t * font_face,int offset)203 void vft_dbg_path_table(font_face_desc_t* font_face, int offset)
204 {
205     TRACE_INFO(("path-block\n"));
206     for (uint32_t i = 0; i < font_face->num_glyphs; i++) {
207         glyph_desc_t* g = &font_face->glyphs[i];
208         TRACE_BIN(("Glyph - path: '%c' unicode = %d\n", g->unicode, g->unicode));
209         offset = g->path.draw_cmds_offset;
210         vfg_dbg_path_data(&g->path, offset);
211     }
212 }
213 
vft_dbg_kern_table(font_face_desc_t * font_face,int offset)214 void vft_dbg_kern_table(font_face_desc_t* font_face, int offset)
215 {
216     TRACE_INFO(("kern-block\n"));
217     for (uint32_t i = 0; i < font_face->num_glyphs; i++) {
218         glyph_desc_t* g = &font_face->glyphs[i];
219 
220         TRACE_INFO(("Kern: '%c' unicode=%hu\n", g->unicode, g->unicode));
221 
222         vft_dbg_kern_desc(&g->kern_table[0],
223             g->kern_num_entries,
224             offset);
225         offset += (g->kern_num_entries * sizeof(kern_desc_t));
226     }
227 }
228 
vft_dbg_glyph_table(font_face_desc_t * font_face,int offset)229 void vft_dbg_glyph_table(font_face_desc_t* font_face, int offset)
230 {
231     TRACE_INFO(("glyph-block\n"));
232     for (uint32_t i = 0; i < font_face->num_glyphs; i++) {
233         glyph_desc_t* g = &font_face->glyphs[i];
234         TRACE_INFO(("Glyph: '%c'\n", g->unicode));
235         vft_dbg_glyph_desc(g, offset);
236         offset += sizeof(glyph_desc_t);
237     }
238 }
239 
240 int g_offset = 0;
241 
dbg_float_ary(char * name,float * ary,int count,int * disk_offset)242 void dbg_float_ary(char *name, float *ary, int count, int *disk_offset)
243 {
244     int i;
245     int offset = *disk_offset;
246     for (i=0; i<count; i++) {
247         DBG_TRACE(("DBG:  %s[%d]=%f offset=%d\n", \
248             name, \
249             i, \
250             ary[i], offset));
251         offset+= 4;
252     }
253     *disk_offset = offset;
254 }
255 
dbg_int_ary(char * name,uint32_t * ary,int count,int * disk_offset)256 void dbg_int_ary(char *name, uint32_t *ary, int count, int *disk_offset)
257 {
258     int i;
259     int offset = *disk_offset;
260     for (i=0; i<count; i++) {
261         DBG_TRACE(("DBG:  %s[%d]=%d offset=%d\n", \
262             name, \
263             i, \
264             ary[i], offset));
265         offset+= 4;
266     }
267     *disk_offset = offset;
268 }
269 
dbg_int_param(char * name,uint32_t value,int * disk_offset)270 void dbg_int_param(char *name, uint32_t value, int *disk_offset)
271 {
272     int offset = *disk_offset;
273     DBG_TRACE(("DBG:  %s=%d offset=%d\n", \
274         name, \
275         value, offset));
276     offset+= 4;
277     *disk_offset = offset;
278 }
279 
dbg_float_ary_no_offset_update(char * name,float * ary,int count,int disk_offset)280 void dbg_float_ary_no_offset_update(char *name, float *ary,
281                                     int count, int disk_offset)
282 {
283     int i;
284     int offset = disk_offset;
285     for (i=0; i<count; i++) {
286         DBG_TRACE(("DBG:  %s[%d]=%f offset=%d\n", \
287             name, \
288             i, \
289             ary[i], offset));
290         offset+= 4;
291     }
292 }
293 
dbg_int_ary_no_offset_update(char * name,uint32_t * ary,int count,int disk_offset)294 void dbg_int_ary_no_offset_update(char *name, uint32_t *ary,
295                                   int count, int disk_offset)
296 {
297     int i;
298     int offset = disk_offset;
299     for (i=0; i<count; i++) {
300         DBG_TRACE(("DBG:  %s[%d]=%d offset=%d\n", \
301             name, \
302             i, \
303             ary[i], offset));
304         offset+= 4;
305     }
306 }
307 
dbg_int_param_no_offset_update(char * name,uint32_t value,int disk_offset)308 void dbg_int_param_no_offset_update(char *name, uint32_t value, int disk_offset)
309 {
310     int offset = disk_offset;
311     DBG_TRACE(("DBG:  %s=%d offset=%d\n", \
312         name, \
313         value, offset));
314     offset+= 4;
315 }
316 
317 #endif
318