1 | /*
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2 | =============================================================================
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3 | wdselbx.c -- waveshape editor box selection functions
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4 | Version 27 -- 1988-09-15 -- D.N. Lynx Crowe
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5 | =============================================================================
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6 | */
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7 |
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8 | #define DEBUGIT 0
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9 |
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10 | #include "ram.h"
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11 |
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12 | struct selbox wdboxes[] = {
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13 |
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14 | { 1, 1, 510, 307, 0, wdfnbox}, /* 0 */
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15 | { 1, 308, 510, 320, 1, wdfnbox}, /* 1 */
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16 | { 1, 322, 174, 348, 2, entbh}, /* 2 */
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17 | {176, 322, 230, 348, 3, wdfnbox}, /* 3 */
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18 | {232, 322, 398, 348, 4, entbh}, /* 4 */
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19 | {400, 322, 510, 348, 5, entbh}, /* 5 */
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20 |
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21 | { 0, 0, 0, 0, 0, FN_NULL} /* end of table */
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22 | };
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23 |
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24 | /*
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25 | =============================================================================
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26 | dsnewws() -- display a new waveshape
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27 | =============================================================================
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28 | */
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29 |
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30 | void dsnewws(void)
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31 | {
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32 | wdswin(0);
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33 | wdswin(2);
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34 | wdswin(4);
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35 | wdswin(5);
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36 | }
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37 |
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38 | /* |
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39 |
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40 | */
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41 |
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42 | /*
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43 | =============================================================================
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44 | newws() -- setup editing for a new waveshape
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45 | =============================================================================
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46 | */
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47 |
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48 | void newws(void)
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49 | {
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50 | register int16_t i;
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51 | register struct instdef *ip;
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52 |
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53 | ip = &vbufs[curvce];
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54 |
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55 | if (curwslt) {
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56 |
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57 | for (i = 0; i < NUMWPNT; i++) {
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58 |
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59 | offsets[i + 1] = ip->idhwvbo[i] >> 5;
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60 | wsbuf[i + 1] = ip->idhwvbf[i] >> 5;
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61 | }
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62 |
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63 | memcpyw(vmtab, ip->idhwvbh, NUMHARM);
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64 |
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65 | } else {
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66 |
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67 | for (i = 0; i < NUMWPNT; i++) {
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68 |
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69 | offsets[i + 1] = ip->idhwvao[i] >> 5;
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70 | wsbuf[i + 1] = ip->idhwvaf[i] >> 5;
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71 | }
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72 |
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73 | memcpyw(vmtab, ip->idhwvah, NUMHARM);
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74 | }
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75 |
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76 | offsets[0] = offsets[1];
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77 | wsbuf[0] = wsbuf[1];
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78 |
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79 | curwhrv = vmtab[curwhrm];
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80 | lstwoff = wvlast = curwoff = offsets[1 + curwpnt];
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81 | curwfnl = wsbuf[curwpnt + 1];
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82 | lstwpnt = wplast = curwpnt;
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83 |
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84 | memsetw(vknm, 0, (NUMHARM * NUMWPCAL) << 1);
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85 | wadj();
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86 | }
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87 |
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88 | /* |
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89 |
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90 | */
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91 |
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92 | /*
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93 | =============================================================================
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94 | wdfnbox() -- waveshape display box hit processor
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95 | =============================================================================
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96 | */
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97 |
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98 | int16_t wdfnbox(int16_t n)
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99 | {
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100 | register int16_t wval;
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101 | register int8_t wsgn;
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102 | register int16_t *fpuws;
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103 |
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104 | switch (n) { /* switch off of window ID */
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105 |
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106 | case 0: /* process a hit in the main window */
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107 |
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108 | switch (wpntsv) {
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109 |
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110 | case 0: /* nothing selected so far: select a point */
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111 |
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112 | wpntsv = 1;
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113 | curwpnt = (cxval - 2) / 2;
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114 |
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115 | if (curwpnt GE NUMWPNT)
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116 | curwpnt = NUMWPNT - 1;
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117 | else if (curwpnt < 0)
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118 | curwpnt = 0;
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119 |
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120 | cratex = crate2;
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121 | cratey = crate2;
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122 | newws();
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123 | cyval = WPOFF - ((curwoff * WPSF1) / WPSF2);
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124 | cxval = (curwpnt << 1) + 2;
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125 | arcurs(WS_GRAB);
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126 | gcurpos(cxval, cyval);
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127 | wplast = curwpnt;
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128 | wvlast = curwoff;
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129 | wdswin(4);
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130 | break;
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131 | /* |
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132 |
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133 | */
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134 | case 1: /* point was selected: unselect it */
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135 |
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136 | wpntsv = 0;
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137 | cratex = crate1;
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138 | cratey = crate1;
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139 |
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140 | arcurs(WDCURS);
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141 | gcurpos(cxval, cyval);
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142 | break;
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143 |
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144 | case 2: /* harmonic was selected: unselect it */
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145 |
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146 | wpntsv = 0;
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147 | cratex = crate1;
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148 | cratey = crate1;
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149 |
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150 | arcurs(WDCURS);
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151 | settc(22, 1 + (curwhrm << 1));
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152 | break;
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153 | }
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154 |
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155 | return(TRUE);
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156 |
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157 | case 1: /* process a hit in the harmonic legend */
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158 |
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159 | wpntsv = 2;
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160 | cratex = crate1;
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161 | cratey = crate1;
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162 |
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163 | curwhrm = cxval >> 4;
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164 | curwhrv = vmtab[curwhrm];
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165 |
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166 | cxval = (curwhrm << 4) + 8;
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167 |
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168 | if (curwhrv < 0) {
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169 |
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170 | cyval = WBOFF - ((-curwhrv * WBSF1) / WBSF2);
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171 |
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172 | } else {
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173 |
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174 | cyval = WBOFF - ((curwhrv * WBSF1) / WBSF2);
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175 | }
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176 |
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177 | arcurs(WS_GRAB);
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178 | gcurpos(cxval, cyval);
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179 | wdswin(5);
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180 | return(TRUE);
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181 | /* |
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182 |
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183 | */
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184 | case 3: /* process a hit in the store & fetch window */
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185 |
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186 | wsnmod[curvce][curwslt] = FALSE;
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187 |
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188 | if (cyval < 336) { /* store ? */
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189 |
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190 | memcpyw(&wslib[curwave],
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191 | curwslt ? vbufs[curvce].idhwvbf
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192 | : vbufs[curvce].idhwvaf,
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193 | NUMHARM + (2 * NUMWPNT));
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194 |
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195 | wdswin(2);
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196 |
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197 | } else { /* retrieve */
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198 |
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199 | memcpyw(curwslt ? vbufs[curvce].idhwvbf
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200 | : vbufs[curvce].idhwvaf,
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201 | &wslib[curwave],
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202 | NUMHARM + (2 * NUMWPNT));
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203 |
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204 | updfpu();
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205 | newws();
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206 | dsnewws();
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207 | }
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208 |
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209 | cratex = crate1;
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210 | cratey = crate1;
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211 | return(TRUE);
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212 |
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213 | default: /* anywhere else is an error */
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214 |
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215 | cratex = crate1;
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216 | cratey = crate1;
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217 | return(FALSE);
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218 | }
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219 | }
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220 |
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