00 /**********************************************************************
01 Copyright (c) 2014-2016 Mark C. Erickson
02
03 Permission is hereby granted, free of charge, to any person obtaining
04 a copy of this software and associated documentation files (the
05 "Software"), to deal in the Software without restriction, including
06 without limitation the rights to use, copy, modify, merge, publish,
07 distribute, sublicense, and/or sell copies of the Software, and to
08 permit persons to whom the Software is furnished to do so, subject to
09 the following conditions:
10
11 The above copyright notice and this permission notice shall be included
12 in all copies or substantial portions of the Software.
13
14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANT-
16 ABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO
17 EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
18 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
20 THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21
22 CHANGE LOG:
23 v1.1.0 - added GUI
24 v1.0.1 - initial release
25
26 **********************************************************************/
27
Disclaimer...
28 desc:Knob: Narrow [±12dB], v1.0.1
29
30 slider1: 50 <0, 100, 0.1> Position [mm]
31
32 @init
33 gfx_clear = 256*256*256-1;
34 m = 1;
35
36 @slider
37 c = 2 * ((slider1 / 100.0) - 0.5); // -1 < c < 1
38 c < 0 ? (
39 d = sqrt(abs(c+1)) * 12 - 12
40 ) : (
41 d = sqrt(abs(c-1)) * -12 + 12
42 );
43 m = pow( 10, d / 20.0 );
44
45 @sample
46 spl0 *= m;
47 spl1 *= m;
48
Graphics...
50 @gfx 256 256
51 gfx_setfont(1, "Arial", 10);
52 gfx_a = 1;
53
54 gfx_r = gfx_g = gfx_b = 0.1;
55 gfx_line(0, 0, gfx_w, 0, 0.5); // outline our GUI box
56 gfx_line(0, 0, 0, gfx_h, 0.5);
57 gfx_line(gfx_w-1, 0, gfx_w-1, gfx_h, 0.5);
58 gfx_line(0, gfx_h-2, gfx_w, gfx_h-2, 0.5);
59
60 x_step = gfx_w / 10;
61 y_step = gfx_h / 10;
62
63 i = 1;
64 loop(9, // y-axiis
65 x = i*x_step;
66 gfx_line(x, y_step, x, y_step*7, 0.5);
67 i += 1;
68 );
69
70 gfx_x = x_step - 2;
71 gfx_y = gfx_h - 3*y_step + 9;
72 gfx_drawchar($'0');
73 gfx_drawchar($'m');gfx_drawchar($'m');
74
75 gfx_x = 3*x_step - 7;
76 gfx_y = gfx_h - 3*y_step + 9;
77 gfx_drawchar($'2');
78 gfx_drawchar($'5');
79 gfx_drawchar($'m');gfx_drawchar($'m');
80
81 gfx_x = 5*x_step - 7;
82 gfx_y = gfx_h - 3*y_step + 9;
83 gfx_drawchar($'5');
84 gfx_drawchar($'0');
85 gfx_drawchar($'m');gfx_drawchar($'m');
86
87 gfx_x = 7*x_step - 7;
88 gfx_y = gfx_h - 3*y_step + 9;
89 gfx_drawchar($'7');
90 gfx_drawchar($'5');
91 gfx_drawchar($'m');gfx_drawchar($'m');
92
93 gfx_x = 9*x_step - 12;
94 gfx_y = gfx_h - 3*y_step + 9;
95 gfx_drawchar($'1');
96 gfx_drawchar($'0');
97 gfx_drawchar($'0');
98 gfx_drawchar($'m');gfx_drawchar($'m');
99
100 i = 1;
101 loop(7, // x-axiis
102 y = i*y_step;
103 gfx_line(x_step-2, y, x_step*9, y, 0.5);
104 i += 1;
105 );
106
107 gfx_x = x_step - 38;
108 gfx_y = y_step - 6;
109 gfx_drawchar($'+');
110 gfx_drawchar($'1');
111 gfx_drawchar($'2');
112 gfx_drawchar($'d');
113 gfx_drawchar($'B');
114
115 gfx_x = x_step - 36;
116 gfx_y = 2*y_step - 7;
117 gfx_drawchar($'+');
118 gfx_drawchar($' ');
119 gfx_drawchar($'8');
120 gfx_drawchar($'d');
121 gfx_drawchar($'B');
122
123 gfx_x = x_step - 36;
124 gfx_y = 3*y_step - 7;
125 gfx_drawchar($'+');
126 gfx_drawchar($' ');
127 gfx_drawchar($'4');
128 gfx_drawchar($'d');
129 gfx_drawchar($'B');
130
131 gfx_x = x_step - 32;
132 gfx_y = 4*y_step - 7;
133 gfx_drawchar($' ');
134 gfx_drawchar($' ');
135 gfx_drawchar($'0');
136 gfx_drawchar($'d');
137 gfx_drawchar($'B');
138
139 gfx_x = x_step - 36;
140 gfx_y = 5*y_step - 7;
141 gfx_drawchar($'-');
142 gfx_drawchar($' ');
143 gfx_drawchar($'4');
144 gfx_drawchar($'d');
145 gfx_drawchar($'B');
146
147 gfx_x = x_step - 36;
148 gfx_y = 6*y_step - 7;
149 gfx_drawchar($'-');
150 gfx_drawchar($' ');
151 gfx_drawchar($'8');
152 gfx_drawchar($'d');
153 gfx_drawchar($'B');
154
155 gfx_x = x_step - 38;
156 gfx_y = 7*y_step - 7;
157 gfx_drawchar($'-');
158 gfx_drawchar($'1');
159 gfx_drawchar($'2');
160 gfx_drawchar($'d');
161 gfx_drawchar($'B');
162
163 gfx_r = gfx_g = 0.1;
164 gfx_b = 0.9;
165 dB = 20.01 * log10(m) + 12;
166 y = y_step*7 - y_step*dB/4;// + y_step;
167 gfx_rect(x_step+2, y, x_step*8-3, 2, 0.5); // horizontal line
168 gfx_rect(x_step+slider1/100*x_step*8, y_step+2, 1, y_step*6-2, 0.5);// vertical line
169 gfx_rect(x_step+slider1/100*x_step*8-3, y-2, 6, 6, 0.5); // hilite box
170 gfx_x = gfx_w*.9+8;
171 gfx_y = y-6;
172 sprintf(str, "%.1fdB", dB-12);
173 gfx_drawstr(str);
174 gfx_x = x_step+slider1/100*x_step*8-9;
175 gfx_y = y_step - 17;
176 sprintf(str, "%.1fmm", slider1);
177 gfx_drawstr(str);
178
179 gfx_g = 0.2;
180 gfx_b = gfx_r = 0.9;
181 RES = 100; // min = 8
182 x_step1 = x_step * 8/RES;
183
184 i = 1;
185 loop(RES, //8, // main curve
186 x = i*x_step1;
187
188 c=(i-1)/RES;
189 d = 2 * ((c) - 0.5);
190 d < 0 ? (
191 dB = sqrt(abs(d+1)) * 12 - 12
192 ) : (
193 dB = sqrt(abs(d-1)) * -12 + 12
194 );
195 dB += 12;
196 y = y_step*7 - y_step*dB/4;
197
198 c=(i)/RES;
199 d = 2 * ((c) - 0.5);
200 d < 0 ? (
201 dB1 = sqrt(abs(d+1)) * 12 - 12
202 ) : (
203 dB1 = sqrt(abs(d-1)) * -12 + 12
204 );
205 dB1 += 12;
206 y1 = y_step*7 - y_step*dB1/4;
207
208 gfx_line(x_step+x-x_step1, y, x_step+x, y1, 0.5);
209 i += 1;
210 );
211
212 gfx_setfont(1, "Arial", 12); // main title
213 gfx_r = gfx_g = gfx_b = 0.0;
214 gfx_x = x_step;
215 gfx_y = gfx_h - y_step - 7;
216 gfx_drawstr("Narrow Knob: Gain (dB) - vs - Fader Travel (mm)");
217
218 // mouse
219 mouse_cap == 1 ? (
220 xx = mouse_x;
221 xx > gfx_w * 0.1 ? (
222 xx < gfx_w * 0.9 ? (
223 yy = mouse_y;
224 yy > gfx_h * 0.1 ? (
225 yy < gfx_h * 0.7 ? (
226 slider1 = 100 * (xx - gfx_w*.1) / (gfx_w*.9 - gfx_w*.1);
227 slider1 < 0.3 ? slider1 = floor(slider1);
228 slider1 > 99.7 ? slider1 = ceil(slider1);
229 slider1 = floor(slider1*10);
230 slider1 /= 10;
231 sliderchange(slider1);
232 slider_automate(slider1);
233 c = 2 * ((slider1 / 100.0) - 0.5); // -1 < c < 1
234 c < 0 ? (
235 d = sqrt(abs(c+1)) * 12 - 12
236 ) : (
237 d = sqrt(abs(c-1)) * -12 + 12
238 );
239 m = pow( 10, d / 20.0 );
240 )
241 );
242 );
243 );
244 );