annotate dmtimeline.c @ 340:1c5e7d66312d

Work on prepared timeline code.
author Matti Hamalainen <ccr@tnsp.org>
date Mon, 15 Oct 2012 18:06:48 +0300
parents af04394e9620
children 882503ef7ab8
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1 #include "dmtimeline.h"
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2
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3
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4 DMEffect *dmEffects = NULL;
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5 int ndmEffects = 0, ndmEffectsAlloc = 0;
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6 void **dmEffectData = NULL;
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7
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8
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9 int dmRegisterEffect(const DMEffect *ef)
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10 {
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11 if (ef == NULL)
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12 return DMERR_NULLPTR;
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13
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14 // Allocate more space for effects
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15 if (ndmEffects + 1 >= ndmEffectsAlloc)
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16 {
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17 ndmEffectsAlloc += 16;
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18 dmEffects = dmRealloc(dmEffects, sizeof(DMEffect) * ndmEffectsAlloc);
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19 if (dmEffects == NULL)
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20 {
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21 dmError("Could not expand effects structure.\n");
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22 return DMERR_INIT_FAIL;
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23 }
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24
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25 dmEffectData = dmRealloc(dmEffectData, sizeof(void *) * ndmEffectsAlloc);
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26 if (dmEffectData == NULL)
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27 {
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28 dmError("Could not expand effects data structure.\n");
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29 return DMERR_INIT_FAIL;
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30 }
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31 }
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32
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33 // Copy effects structure
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34 memcpy(dmEffects + ndmEffects, ef, sizeof(DMEffect));
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35 dmEffectData[ndmEffects] = NULL;
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36
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37 ndmEffects++;
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38
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39 return DMERR_OK;
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40 }
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41
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42
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43 int dmInitializeEffects()
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44 {
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45 int i, res;
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46 for (i = 0; i < ndmEffects; i++)
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47 {
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48 if (dmEffects[i].init != NULL &&
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49 (res = dmEffects[i].init(&dmEffectData[i])) != DMERR_OK)
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50 return res;
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51 }
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52
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53 return DMERR_OK;
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54 }
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55
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56
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57 void dmShutdownEffects()
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58 {
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59 int i;
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60 for (i = 0; i < ndmEffects; i++)
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61 {
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62 if (dmEffects[i].shutdown != NULL)
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63 dmEffects[i].shutdown(dmEffectData[i]);
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64 }
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65 }
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66
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67
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68 DMEffect *dmFindEffect(const char *name, const int nparams)
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69 {
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70 int i;
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71 for (i = 0; i < ndmEffects; i++)
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72 {
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73 if (strcmp(dmEffects[i].name, name) == 0 &&
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74 dmEffects[i].nparams == nparams)
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75 return &dmEffects[i];
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76 }
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77 return NULL;
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78 }
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79
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80
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81 DMEffect *dmFindEffectByName(const char *name)
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82 {
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83 int i;
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84 for (i = 0; i < ndmEffects; i++)
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85 {
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86 if (strcmp(dmEffects[i].name, name) == 0)
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87 return &dmEffects[i];
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88 }
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89 return NULL;
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90 }
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91
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92
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93 BOOL dmLoadFloatValue(DMResource *res, DMFloat *val)
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94 {
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95 char tmp[DT_FLOAT_STORE_SIZE + 1];
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96 if (dmf_read_str(res, (Uint8 *) tmp, DT_FLOAT_STORE_SIZE) != DT_FLOAT_STORE_SIZE)
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97 return FALSE;
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98
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99 tmp[DT_FLOAT_STORE_SIZE] = 0;
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100 *val = atof(tmp);
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101 return TRUE;
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102 }
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103
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104
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105 int dmLoadTimelinePoints(DMResource *res, DMTimelinePoints *points)
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106 {
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107 int point;
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108 Uint32 npoints;
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109
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110 // Get number of points
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111 if (!dmf_read_le32(res, &npoints))
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112 return DMERR_FREAD;
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113
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114 // Calculate and allocate space
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115 points->npoints = npoints;
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116 points->nallocated = ((npoints / 16) + 1) * 16;
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117
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118 points->points = dmCalloc(npoints, sizeof(DMTimelinePoint));
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119 if (points->points == NULL)
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120 return DMERR_MALLOC;
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121
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122 // Read points
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123 for (point = 0; point < points->npoints; point++)
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124 {
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125 DMTimelinePoint *pt = &(points->points[point]);
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126 Uint32 ptype, ptime;
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127 if (!dmf_read_le32(res, &ptype) ||
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128 !dmf_read_le32(res, &ptime) ||
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129 !dmLoadFloatValue(res, &pt->value))
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130 return DMERR_FREAD;
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131
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132 pt->type = ptype;
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133 pt->time = ptime;
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134 }
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135 return DMERR_OK;
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136 }
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137
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138
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139 int dmLoadTimelineEventParam(DMResource *res, DMTimelineEventParam *param)
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140 {
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141 int err;
320
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142 DMFTimelineEventParam hdr;
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143 Uint16 len;
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144 Uint32 tmp32;
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145
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146 if (dmf_read_str(res, (Uint8 *) &hdr.name, sizeof(hdr.name)) != sizeof(hdr.name) ||
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147 !dmf_read_le32(res, &hdr.type))
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148 return DMERR_FREAD;
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149
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150 hdr.name[sizeof(hdr.name) - 1] = 0;
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151
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152 param->name = dm_strdup(hdr.name);
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153 param->type = hdr.type;
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154
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155 switch (hdr.type)
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156 {
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157 case EFPT_POINTS:
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158 if ((err = dmLoadTimelinePoints(res, &param->vpts)) != DMERR_OK)
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159 return err;
320
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parents:
diff changeset
160 break;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
161
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
162 case EFPT_INT:
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
163 if (!dmf_read_le32(res, &tmp32))
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
164 return DMERR_FREAD;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
165 param->vint = tmp32;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
166 break;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
167
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
168 case EFPT_FLOAT:
324
f2b65aa474c9 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 320
diff changeset
169 if (!dmLoadFloatValue(res, &param->vfloat))
f2b65aa474c9 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 320
diff changeset
170 return DMERR_FREAD;
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
171 break;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
172
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
173 case EFPT_STRING:
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
174 if (!dmf_read_le16(res, &len))
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
175 return DMERR_FREAD;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
176
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
177 param->vstr = dmMalloc((unsigned int)len + 1);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
178 if (dmf_read_str(res, (Uint8 *) param->vstr, len) != len)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
179 return DMERR_FREAD;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
180
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
181 param->vstr[len] = 0;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
182 break;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
183 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
184
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
185 return DMERR_OK;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
186 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
187
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
188
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
189 int dmLoadTimelineEvent(DMResource *res, DMTimelineEvent **pevent)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
190 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
191 int param;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
192 DMFTimelineEvent hdr;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
193 DMTimelineEvent *event;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
194 if ((*pevent = event = dmMalloc0(sizeof(DMTimelineEvent))) == NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
195 return DMERR_MALLOC;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
196
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
197 // Get basic event data
327
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
198 if (!dmf_read_le32(res, &hdr.start) ||
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
199 !dmf_read_le32(res, &hdr.duration) ||
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
200 dmf_read_str(res, (Uint8 *) &hdr.effectName, sizeof(hdr.effectName)) != sizeof(hdr.effectName) ||
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
201 !dmf_read_le32(res, &hdr.nparams))
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
202 return DMERR_FREAD;
327
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
203
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
204 hdr.effectName[sizeof(hdr.effectName) - 1] = 0;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
205
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
206 if (hdr.nparams > DT_MAX_EFFECT_PARAMS)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
207 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
208 dmError("Invalid number of parameters, %d > %d ('%s' @ %d:%d)\n",
327
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
209 hdr.nparams, DT_MAX_EFFECT_PARAMS, hdr.effectName, hdr.start, hdr.duration);
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
210 return DMERR_INVALID_DATA;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
211 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
212
327
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
213 event->start = hdr.start;
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
214 event->duration = hdr.duration;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
215 event->nparams = hdr.nparams;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
216 event->effect = dmFindEffect(hdr.effectName, hdr.nparams);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
217 if (event->effect == NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
218 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
219 dmError("No matching registered effect found for '%s'.\n", hdr.effectName);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
220 return DMERR_INVALID_DATA;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
221 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
222
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
223 event->params = dmCalloc(event->nparams, sizeof(DMTimelineEventParam));
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
224 if (event->params == NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
225 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
226 dmError("Could not allocate memory for timeline event parameters.\n");
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
227 return DMERR_MALLOC;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
228 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
229
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
230 for (param = 0; param < event->nparams; param++)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
231 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
232 int err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
233 if ((err = dmLoadTimelineEventParam(res, &(event->params[param]))) != DMERR_OK)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
234 return err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
235 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
236
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
237 return DMERR_OK;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
238 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
239
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
240
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
241 int dmLoadTimelineCurve(DMResource *res, DMTimelineCurve *curve)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
242 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
243 int err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
244
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
245 curve->enabled = dmfgetc(res);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
246 if ((err = dmLoadTimelinePoints(res, &(curve->points))) != DMERR_OK)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
247 return err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
248
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
249 return DMERR_OK;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
250 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
251
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
252
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
253 int dmLoadTimelineTrack(DMResource *res, DMTimelineTrack **ptrack)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
254 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
255 int event, err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
256 DMFTimelineTrack hdr;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
257 DMTimelineTrack *track;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
258 if ((*ptrack = track = dmMalloc0(sizeof(DMTimelineTrack))) == NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
259 return DMERR_MALLOC;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
260
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
261 if (dmf_read_str(res, (Uint8 *) &hdr.name, sizeof(hdr.name)) != sizeof(hdr.name))
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
262 return DMERR_FREAD;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
263
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
264 hdr.enabled = dmfgetc(res);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
265 if (!dmf_read_le32(res, &hdr.nevents))
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
266 return DMERR_FREAD;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
267
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
268 if (hdr.nevents >= 4096)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
269 return DMERR_INVALID_DATA;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
270
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
271 if ((track->events = dmCalloc(hdr.nevents, sizeof(DMTimelineEvent *))) == NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
272 return DMERR_MALLOC;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
273
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
274 hdr.name[sizeof(hdr.name) - 1] = 0;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
275 track->name = dm_strdup(hdr.name);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
276 track->enabled = hdr.enabled;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
277 track->nevents = hdr.nevents;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
278
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
279 for (event = 0; event < track->nevents; event++)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
280 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
281 if ((err = dmLoadTimelineEvent(res, &(track->events[event]))) != DMERR_OK)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
282 return err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
283 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
284
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
285 if ((err = dmLoadTimelineCurve(res, &(track->composite))) != DMERR_OK)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
286 return err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
287
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
288 return DMERR_OK;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
289 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
290
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
291
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
292 int dmLoadTimeline(DMResource *res, DMTimeline **ptl)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
293 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
294 int track, err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
295 DMFTimeline hdr;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
296 DMTimeline *tl;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
297 if ((*ptl = tl = dmMalloc0(sizeof(DMTimeline))) == NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
298 return DMERR_MALLOC;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
299
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
300 // Read and check header
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
301 if (dmf_read_str(res, (Uint8 *) &hdr.magic, sizeof(hdr.magic)) != sizeof(hdr.magic))
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
302 return DMERR_FREAD;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
303
327
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
304 if (memcmp(hdr.magic, DT_MAGIC_ID, sizeof(hdr.magic)) != 0)
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
305 return DMERR_INVALID_DATA;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
306
327
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
307 if (dmf_read_str(res, (Uint8 *) &hdr.name, sizeof(hdr.name)) != sizeof(hdr.name) ||
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
308 !dmf_read_le32(res, &hdr.ntracks) ||
2964947674d1 More work on the timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 324
diff changeset
309 !dmf_read_le32(res, &hdr.duration))
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
310 return DMERR_FREAD;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
311
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
312 if (hdr.ntracks >= 64)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
313 return DMERR_INVALID_DATA;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
314
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
315 // Allocate track pointers
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
316 tl->tracks = (DMTimelineTrack **) dmCalloc(hdr.ntracks, sizeof(DMTimelineTrack *));
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
317 if (tl->tracks == NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
318 return DMERR_MALLOC;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
319
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
320 // Copy rest
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
321 hdr.name[sizeof(hdr.name) - 1] = 0;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
322 tl->name = dm_strdup(hdr.name);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
323 tl->duration = hdr.duration;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
324 tl->ntracks = hdr.ntracks;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
325
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
326 // Read tracks
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
327 for (track = 0; track < tl->ntracks; track++)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
328 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
329 if ((err = dmLoadTimelineTrack(res, &(tl->tracks[track]))) != DMERR_OK)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
330 return err;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
331 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
332
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
333 return DMERR_OK;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
334 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
335
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
336
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
337 void dmFreeTimelinePoints(DMTimelinePoints *points)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
338 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
339 dmFree(points->points);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
340 points->points = NULL;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
341 points->npoints = points->nallocated = 0;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
342 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
343
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
344
328
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
345 void dmFreeTimelineEventParam(DMTimelineEventParam *param)
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
346 {
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
347 dmFree(param->name);
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
348 dmFree(param->vstr);
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
349 dmFreeTimelinePoints(&(param->vpts));
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
350 }
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
351
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
352
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
353 void dmFreeTimelineEvent(DMTimelineEvent *event)
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
354 {
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
355 if (event != NULL)
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
356 {
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
357 int param;
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
358 for (param = 0; param < event->nparams; param++)
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
359 dmFreeTimelineEventParam(&(event->params[param]));
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
360 dmFree(event->params);
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
361 }
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
362 }
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
363
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
364
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
365 void dmFreeTimelineTrack(DMTimelineTrack *track)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
366 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
367 if (track != NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
368 {
328
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
369 int event;
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
370
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
371 dmFree(track->name);
328
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
372
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
373 for (event = 0; event < track->nevents; event++)
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
374 dmFreeTimelineEvent(track->events[event]);
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
375 dmFree(track->events);
dd7b1356d726 More work.
Matti Hamalainen <ccr@tnsp.org>
parents: 327
diff changeset
376
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
377 dmFreeTimelinePoints(&(track->composite.points));
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
378 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
379 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
380
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
381
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
382 void dmFreeTimeline(DMTimeline *tl)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
383 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
384 if (tl != NULL)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
385 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
386 int i;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
387 for (i = 0; i < tl->ntracks; i++)
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
388 dmFreeTimelineTrack(tl->tracks[i]);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
389
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
390 dmFree(tl->tracks);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
391 dmFree(tl->name);
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
392 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
393 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
394
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
395
330
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
396 void dmFreePreparedEventGroup(DMPreparedEventGroup *group)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
397 {
340
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
398 if (group != NULL)
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
399 {
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
400 dmFree(group->events);
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
401 dmFree(group);
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
402 }
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
403 }
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
404
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
405
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
406 void dmFreePreparedTimelineData(DMPreparedTimeline *ptl)
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
407 {
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
408 int group;
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
409 for (group = 0; group < ptl->ngroups; group++)
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
410 {
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
411 dmFreePreparedEventGroup(ptl->groups[group]);
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
412 ptl->groups[group] = NULL;
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
413 }
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
414
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
415 dmFree(ptl->groups);
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
416 ptl->groups = NULL;
330
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
417 }
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
418
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
419
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
420 /* Prepare a loaded timeline for execution. Creates the "stacked" structure
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
421 * of timeline data for efficient rendering.
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
422 */
330
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
423 int dmAddSplitPreparedEventGroup(DMPreparedEventGroup **groups, DMTimelineTrack *track, DMTimelineEvent *event)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
424 {
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
425 DMPreparedEventGroup *node;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
426
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
427 for (node = *groups; node != NULL; node = node->next)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
428 {
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
429 }
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
430
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
431 return DMERR_OK;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
432 }
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
433
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
434
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
435 int dmPrepareTimeline(DMTimeline *tl, DMPreparedTimeline *ptl)
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
436 {
330
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
437 int group, ntrack, event, err;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
438 DMPreparedEventGroup *groups = NULL, *node;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
439
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
440 // Free previous data
340
1c5e7d66312d Work on prepared timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents: 330
diff changeset
441 dmFreePreparedTimelineData(ptl);
330
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
442
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
443 // Process tracks
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
444 for (ntrack = 0; ntrack < tl->ntracks; ntrack++)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
445 {
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
446 DMTimelineTrack *track = tl->tracks[ntrack];
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
447 for (event = 0; event < track->nevents; event++)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
448 {
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
449 if ((err = dmAddSplitPreparedEventGroup(&groups, track, track->events[event])) != DMERR_OK)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
450 return err;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
451 }
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
452 }
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
453
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
454 // Compute number of groups
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
455 ptl->ngroups = 0;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
456 for (node = groups; node != NULL; node = node->next)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
457 ptl->ngroups++;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
458
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
459 // Allocate linear array for fast access
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
460 ptl->groups = dmMalloc(sizeof(DMPreparedEventGroup) * ptl->ngroups);
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
461 if (ptl->groups == NULL)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
462 return DMERR_MALLOC;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
463
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
464 // Store pointers in the array
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
465 for (group = 0, node = groups; node != NULL; node = node->next)
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
466 ptl->groups[group++] = node;
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
467
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
468 return DMERR_OK;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
469 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
470
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
471
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
472 /* Seeks to specified position in the timeline. The execution function
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
473 * only handles monotonously increasing time, going backwards will not work
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
474 * there correctly, thus to seek freely this function must be used.
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
475 */
330
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
476 int dmSeekTimeline(DMPreparedTimeline *tl, int time)
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
477 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
478 return DMERR_OK;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
479 }
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
480
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
481
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
482 /* "Executes", or rather renders a frame on the specified timeline position.
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
483 */
330
af04394e9620 And some more work.
Matti Hamalainen <ccr@tnsp.org>
parents: 328
diff changeset
484 int dmExecuteTimeline(DMPreparedTimeline *tl, SDL_Surface *screen, int time)
320
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
485 {
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
486 return DMERR_OK;
fc79b57d4646 Add in unfinished timeline code.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
487 }