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: Cos [±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 = slider1 / 100.0;
38 d = -12.0 * cos(c * $PI);
39 m = pow( 10, d / 20.0 );
40
41 @sample
42 spl0 *= m;
43 spl1 *= m;
44
Graphics...
46 @gfx 256 256
47 gfx_setfont(1, "Arial", 10);
48 gfx_a = 1;
49
50 gfx_r = gfx_g = gfx_b = 0.1;
51 gfx_line(0, 0, gfx_w, 0, 0.5); // outline our GUI box
52 gfx_line(0, 0, 0, gfx_h, 0.5);
53 gfx_line(gfx_w-1, 0, gfx_w-1, gfx_h, 0.5);
54 gfx_line(0, gfx_h-2, gfx_w, gfx_h-2, 0.5);
55
56 x_step = gfx_w / 10;
57 y_step = gfx_h / 10;
58
59 i = 1;
60 loop(9, // y-axiis
61 x = i*x_step;
62 gfx_line(x, y_step, x, y_step*7, 0.5);
63 i += 1;
64 );
65
66 gfx_x = x_step - 2;
67 gfx_y = gfx_h - 3*y_step + 9;
68 gfx_drawchar($'0');
69 gfx_drawchar($'m');gfx_drawchar($'m');
70
71 gfx_x = 3*x_step - 7;
72 gfx_y = gfx_h - 3*y_step + 9;
73 gfx_drawchar($'2');
74 gfx_drawchar($'5');
75 gfx_drawchar($'m');gfx_drawchar($'m');
76
77 gfx_x = 5*x_step - 7;
78 gfx_y = gfx_h - 3*y_step + 9;
79 gfx_drawchar($'5');
80 gfx_drawchar($'0');
81 gfx_drawchar($'m');gfx_drawchar($'m');
82
83 gfx_x = 7*x_step - 7;
84 gfx_y = gfx_h - 3*y_step + 9;
85 gfx_drawchar($'7');
86 gfx_drawchar($'5');
87 gfx_drawchar($'m');gfx_drawchar($'m');
88
89 gfx_x = 9*x_step - 12;
90 gfx_y = gfx_h - 3*y_step + 9;
91 gfx_drawchar($'1');
92 gfx_drawchar($'0');
93 gfx_drawchar($'0');
94 gfx_drawchar($'m');gfx_drawchar($'m');
95
96 i = 1;
97 loop(7, // x-axiis
98 y = i*y_step;
99 gfx_line(x_step-2, y, x_step*9, y, 0.5);
100 i += 1;
101 );
102
103 gfx_x = x_step - 38;
104 gfx_y = y_step - 6;
105 gfx_drawchar($'+');
106 gfx_drawchar($'1');
107 gfx_drawchar($'2');
108 gfx_drawchar($'d');
109 gfx_drawchar($'B');
110
111 gfx_x = x_step - 36;
112 gfx_y = 2*y_step - 7;
113 gfx_drawchar($'+');
114 gfx_drawchar($' ');
115 gfx_drawchar($'8');
116 gfx_drawchar($'d');
117 gfx_drawchar($'B');
118
119 gfx_x = x_step - 36;
120 gfx_y = 3*y_step - 7;
121 gfx_drawchar($'+');
122 gfx_drawchar($' ');
123 gfx_drawchar($'4');
124 gfx_drawchar($'d');
125 gfx_drawchar($'B');
126
127 gfx_x = x_step - 32;
128 gfx_y = 4*y_step - 7;
129 gfx_drawchar($' ');
130 gfx_drawchar($' ');
131 gfx_drawchar($'0');
132 gfx_drawchar($'d');
133 gfx_drawchar($'B');
134
135 gfx_x = x_step - 36;
136 gfx_y = 5*y_step - 7;
137 gfx_drawchar($'-');
138 gfx_drawchar($' ');
139 gfx_drawchar($'4');
140 gfx_drawchar($'d');
141 gfx_drawchar($'B');
142
143 gfx_x = x_step - 36;
144 gfx_y = 6*y_step - 7;
145 gfx_drawchar($'-');
146 gfx_drawchar($' ');
147 gfx_drawchar($'8');
148 gfx_drawchar($'d');
149 gfx_drawchar($'B');
150
151 gfx_x = x_step - 38;
152 gfx_y = 7*y_step - 7;
153 gfx_drawchar($'-');
154 gfx_drawchar($'1');
155 gfx_drawchar($'2');
156 gfx_drawchar($'d');
157 gfx_drawchar($'B');
158
159 gfx_r = gfx_g = 0.1;
160 gfx_b = 0.9;
161 dB = 20.01 * log10(m) + 12;
162 y = y_step*7 - y_step*dB/4;// + y_step;
163 gfx_rect(x_step+2, y, x_step*8-3, 2, 0.5); // horizontal line
164 gfx_rect(x_step+slider1/100*x_step*8, y_step+2, 1, y_step*6-2, 0.5);// vertical line
165 gfx_rect(x_step+slider1/100*x_step*8-3, y-2, 6, 6, 0.5); // hilite box
166 gfx_x = gfx_w*.9+8;
167 gfx_y = y-6;
168 sprintf(str, "%.1fdB", dB-12);
169 gfx_drawstr(str);
170 gfx_x = x_step+slider1/100*x_step*8-9;
171 gfx_y = y_step - 17;
172 sprintf(str, "%.1fmm", slider1);
173 gfx_drawstr(str);
174
175 gfx_g = 0.2;
176 gfx_b = gfx_r = 0.9;
177 RES = 100; // min = 8
178 x_step1 = x_step * 8/RES;
179
180 i = 1;
181 loop(RES, //8, // main curve
182 x = i*x_step1;
183
184 c=(i-1)/RES;
185 d = -12.0 * cos(c * $PI);
186 m1 = pow( 10, d / 20.0 );
187 dB = 20 * log10(m1);
188 dB += 12;
189 y = y_step*7 - y_step*dB/4;
190
191 c=(i)/RES;
192 d = -12.0 * cos(c * $PI);
193 m2 = pow( 10, d / 20.0 );
194 dB1 = 20 * log10(m2);
195 dB1 += 12;
196 y1 = y_step*7 - y_step*dB1/4;
197
198 gfx_line(x_step+x-x_step1, y, x_step+x, y1, 0.5);
199 i += 1;
200 );
201
202 gfx_setfont(1, "Arial", 12); // main title
203 gfx_r = gfx_g = gfx_b = 0.0;
204 gfx_x = x_step;
205 gfx_y = gfx_h - y_step - 7;
206 gfx_drawstr("Cos Knob: Gain (dB) - vs - Fader Travel (mm)");
207
208 // mouse
209 mouse_cap == 1 ? (
210 xx = mouse_x;
211 xx > gfx_w * 0.1 ? (
212 xx < gfx_w * 0.9 ? (
213 yy = mouse_y;
214 yy > gfx_h * 0.1 ? (
215 yy < gfx_h * 0.7 ? (
216 slider1 = 100 * (xx - gfx_w*.1) / (gfx_w*.9 - gfx_w*.1);
217 slider1 < 0.3 ? slider1 = floor(slider1);
218 slider1 > 99.7 ? slider1 = ceil(slider1);
219 slider1 = floor(slider1*10);
220 slider1 /= 10;
221 sliderchange(slider1);
222 slider_automate(slider1);
223 c = slider1 / 100.0;
224 d = -12.0 * cos(c * $PI);
225 m = pow( 10, d / 20.0 );
226 )
227 );
228 );
229 );
230 );