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annotate gentab.c @ 570:a26636faa6b7

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Update copyright.
author Matti Hamalainen <ccr@tnsp.org>
date Sat, 05 Jan 2013 19:58:23 +0200
parents 966617f0f6cd
children
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496
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1 #include "dmlib.h"
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2 #include "dmargs.h"
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3 #include <math.h>
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4
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5 enum
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6 {
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7 MT_SIN,
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8 MT_COS,
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9 MT_SMOOTH1,
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10 MT_SCURVE,
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11 MT_SMOOTH1_CLAMP,
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12 MT_SCURVE_CLAMP,
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13 MT_SIN_SCURVE,
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14
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15 MT_LAST
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16 };
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17
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18
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19 typedef struct
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20 {
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21 char *name;
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22 char *desc;
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23 } DMTransType;
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24
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25 static DMTransType dmTransTypes[MT_LAST] =
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26 {
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27 { "sin", "Sine" },
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28 { "cos", "Cosine" },
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29 { "smooth1", "Smoothstep1 LERP" },
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30 { "scurve", "S-curve LERP" },
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31 { "smooth1-clamp", "Clamped smoothstep1 LERP" },
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32 { "scurve-clamp", "Clamped S-curve LERP" },
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33 { "sin-scurve", "Sine S-curve" },
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34 };
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35
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36
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37 DMFloat
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38 optSOffset = 0.0f,
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39 optSAmplitude = 1.0f,
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40 optSOmega = 1.0f,
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41 optStartValue = 0.0f,
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42 optEndValue = 1.0f;
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43
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44 int optNSteps = 64,
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45 optPerLine = 16,
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46 optTransType = -1;
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47
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48 char
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49 *optObjectName = NULL,
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50 *optOutFilename = NULL;
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51
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52
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53 static DMOptArg optList[] =
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54 {
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55 { 0, '?', "help", "Show this help", OPT_NONE },
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56 { 1, 'v', "verbose", "Increase verbosity", OPT_NONE },
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57 { 2, 'o', "output", "Set output file (default stdout)", OPT_ARGREQ },
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58 { 3, 'n', "name", "Set output object name", OPT_ARGREQ },
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59
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60 { 4, 's', "steps", "Number of steps/values in output table", OPT_ARGREQ },
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61 { 5, 't', "type", "Curve/interpolation type (see list)", OPT_ARGREQ },
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62
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63 { 6, 'O', "offset", "Output data offset", OPT_ARGREQ },
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64 { 7, 'A', "amplitude", "Output amplitude scale", OPT_ARGREQ },
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65 { 8, 'W', "omega", "Omega (w) multiplier", OPT_ARGREQ },
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66
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67 { 9, 'S', "start", "Start value (only smooth/scurve)", OPT_ARGREQ },
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68 { 10, 'E', "end", "End value (only smooth/scurve)", OPT_ARGREQ },
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69 };
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70
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71 static const int optListN = sizeof(optList) / sizeof(optList[0]);
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72
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73
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74 void argShowHelp()
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75 {
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76 int index;
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77 dmPrintBanner(stdout, dmProgName, "[options]");
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78 dmArgsPrintHelp(stdout, optList, optListN);
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79
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80 printf("\nAvailable types:\n");
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81 for (index = 0; index < MT_LAST; index++)
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82 {
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83 DMTransType *tm = &dmTransTypes[index];
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84 printf("%-15s | %s\n", tm->name, tm->desc);
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85 }
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86 printf("\n");
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87 }
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88
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89
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90 BOOL argHandleOpt(const int optN, char *optArg, char *currArg)
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91 {
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92 switch (optN)
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93 {
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94 case 0:
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95 argShowHelp();
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96 exit(0);
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97 break;
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98
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99 case 1:
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100 dmVerbosity++;
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101 break;
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102
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103 case 2:
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104 optOutFilename = optArg;
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105 break;
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106
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107 case 3:
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108 optObjectName = optArg;
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109 break;
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110
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111 case 4:
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112 {
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113 int tmp;
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114 if (sscanf(optArg, "%d", &tmp) != 1)
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115 {
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116 dmError("Invalid number of steps argument '%s'.\n", optArg);
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117 return FALSE;
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118 }
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119 optNSteps = tmp;
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120 }
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121 break;
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122
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123 case 5:
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124 {
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diff changeset
125 int index;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
126 for (index = 0; index < MT_LAST; index++)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
127 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
128 DMTransType *tm = &dmTransTypes[index];
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
129 if (strcasecmp(tm->name, optArg) == 0)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
130 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
131 optTransType = index;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
132 return TRUE;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
133 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
134 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
135 dmError("Invalid transformation type option '%s'.\n",
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
136 optArg);
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
137 return FALSE;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
138 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
139 break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
140
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
141 case 6:
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
142 case 7:
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
143 case 8:
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
144 case 9:
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
145 case 10:
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
146 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
147 DMFloat tmp;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
148 if (sscanf(optArg, "%f", &tmp) != 1)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
149 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
150 dmError("Invalid %s option argument '%s', expected a floating point value.\n",
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
151 currArg, optArg);
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
152 return FALSE;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
153 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
154 switch (optN)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
155 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
156 case 6: optSOffset = tmp; break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
157 case 7: optSAmplitude = tmp; break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
158 case 8: optSOmega = tmp; break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
159 case 9: optStartValue = tmp; break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
160 case 10: optEndValue = tmp; break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
161 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
162 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
163 break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
164
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
165 default:
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
166 dmError("Unknown argument '%s'.\n", currArg);
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
167 return FALSE;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
168 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
169
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
170 return TRUE;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
171 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
172
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
173
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
174 int main(int argc, char *argv[])
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
175 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
176 FILE *outFile;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
177 DMLerpContext ctx;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
178 int step, n;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
179
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
180 dmInitProg("gentab", "Sine, etc. table generator", "0.1", NULL, NULL);
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
181 dmVerbosity = 1;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
182
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
183 // Parse arguments
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
184 if (!dmArgsProcess(argc, argv, optList, optListN,
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
185 argHandleOpt, NULL, TRUE))
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
186 exit(1);
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
187
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
188 // Check settings
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
189 if (optTransType < 0)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
190 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
191 dmError("No transformation type set, perhaps try --help\n");
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
192 return -1;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
193 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
194
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
195 if (optObjectName == NULL)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
196 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
197 dmError("Object name not specified, try --help\n");
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
198 return -2;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
199 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
200
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
201 if (optOutFilename == NULL)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
202 outFile = stdout;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
203 else
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
204 if ((outFile = fopen(optOutFilename, "w")) == NULL)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
205 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
206 int err = dmGetErrno();
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
207 dmError("Could not open output file '%s', %d: %s\n",
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
208 optOutFilename, err, dmErrorStr(err));
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
209 return -2;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
210 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
211
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
212
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
213 // Generate table
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
214 dmLerpInit(&ctx, optStartValue, optEndValue, optNSteps);
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
215
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
216 fprintf(outFile,
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
217 "cnt_%s = %d\n"
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
218 "vtab_%s: ",
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
219 optObjectName,
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
220 optNSteps,
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
221 optObjectName
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
222 );
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
223
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
224 for (n = 0, step = 0; step < optNSteps; step++)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
225 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
226 DMFloat t = ((DMFloat) step * optSOmega) / (DMFloat) optNSteps, delta, value;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
227
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
228 switch (optTransType)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
229 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
230 case MT_SIN: delta = sin(t * 2 * DM_PI); break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
231 case MT_COS: delta = cos(t * 2 * DM_PI); break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
232
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
233 case MT_SMOOTH1: delta = dmLerp1(&ctx, step); break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
234 case MT_SCURVE: delta = dmLerpSCurve(&ctx, step); break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
235 case MT_SMOOTH1_CLAMP: delta = dmLerp1Clamp(&ctx, step); break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
236 case MT_SCURVE_CLAMP: delta = dmLerpSCurveClamp(&ctx, step); break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
237 case MT_SIN_SCURVE: delta = dmLerpSCurveClamp(&ctx, step); break;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
238
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
239 default: delta = 0;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
240 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
241
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
242 value = optSOffset + delta * optSAmplitude;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
243
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
244 // Print the value
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
245 if (n == 0)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
246 fprintf(outFile, "\t.byte ");
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
247
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
248 fprintf(outFile, "%ld%s",
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
249 lrint(value),
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
250 (n < optPerLine - 1) ? "," : "");
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
251
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
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252 if (++n >= optPerLine)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
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253 {
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
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254 fprintf(outFile, "\n");
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
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255 n = 0;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
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256 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
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257 }
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
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258 if (n > 0)
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
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259 fprintf(outFile, "\n");
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
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260
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
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261 fprintf(outFile, "\n");
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
parents:
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262
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
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263 return 0;
966617f0f6cd Add a simple utility for generating different sinus, etc. value tables in c64 assembler format.
Matti Hamalainen <ccr@tnsp.org>
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264 }