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comparison pads2gpcb/decals.c @ 54:a930e05cf908

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pads2gpcb/decals.c: silk circle extraction implemented
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Sun, 31 Jan 2016 01:57:38 +0000
parents 0e18818206e5
children e93375570f91
comparison
equal deleted inserted replaced
53:0e18818206e5 54:a930e05cf908
116 } 116 }
117 117
118 static 118 static
119 try_silk_circle() 119 try_silk_circle()
120 { 120 {
121 return(0); 121 int i, bad;
122 long x[2], y[2];
123 long centre_x, centre_y, diameter, thickness;
124
125 if (strcmp(input_line_fields[0], "CIRCLE"))
126 return(0);
127 if (input_line_nfields != 5)
128 return(0);
129 if (strcmp(input_line_fields[4], "0"))
130 return(0);
131 if (strcmp(input_line_fields[1], "2")) {
132 printf("line %d: silk CIRCLE piece ncoord != 2\n",
133 input_lineno);
134 return(0);
135 }
136 thickness = convert_input_dim(input_line_fields[2]);
137
138 bad = 0;
139 for (i = 0; i < 2; i++) {
140 get_line_internal();
141 parse_input_line_fields();
142 if (input_line_nfields != 2) {
143 printf("line %d: silk CIRCLE coord not 2 numbers\n",
144 input_lineno);
145 bad = 1;
146 continue;
147 }
148 x[i] = convert_input_dim(input_line_fields[0]);
149 y[i] = -convert_input_dim(input_line_fields[1]);
150 }
151 if (bad)
152 return(1);
153
154 /* find the centre and diameter */
155 if (x[0] == x[1]) {
156 centre_x = x[0];
157 if (y[0] < y[1]) {
158 diameter = y[1] - y[0];
159 centre_y = y[0] + diameter / 2;
160 } else if (y[1] < y[0]) {
161 diameter = y[0] - y[1];
162 centre_y = y[1] + diameter / 2;
163 } else
164 goto centre_diam_fail;
165 } else if (y[0] == y[1]) {
166 centre_y = y[0];
167 if (x[0] < x[1]) {
168 diameter = x[1] - x[0];
169 centre_x = x[0] + diameter / 2;
170 } else if (x[1] < x[0]) {
171 diameter = x[0] - x[1];
172 centre_x = x[1] + diameter / 2;
173 } else
174 goto centre_diam_fail;
175 } else {
176 centre_diam_fail:
177 printf("line %d: unable to find circle centre and diameter\n",
178 input_lineno);
179 return(1);
180 }
181 if (diameter % 2)
182 printf("warning: line %d: circle diameter in nm is odd!\n",
183 input_lineno);
184
185 if (num_silk_arcs >= MAX_SILK_LINES) {
186 printf("Too many silk arcs!\n");
187 return(1);
188 }
189 silk_arcs[num_silk_arcs].centre_x = centre_x;
190 silk_arcs[num_silk_arcs].centre_y = centre_y;
191 silk_arcs[num_silk_arcs].width = diameter;
192 silk_arcs[num_silk_arcs].height = diameter;
193 silk_arcs[num_silk_arcs].start_angle = 0;
194 silk_arcs[num_silk_arcs].delta_angle = 360;
195 silk_arcs[num_silk_arcs].thickness = thickness;
196 return(1);
122 } 197 }
123 198
124 static void 199 static void
125 one_drawing_piece() 200 one_drawing_piece()
126 { 201 {