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0
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1 #include "dmengine.h"
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2 #include "dmtext.h"
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3 #include "dmfft.h"
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4 #include "dmvecmat.h"
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5 #include <math.h>
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6
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7 static int demoInit(DMEngineData *engine);
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8 static void demoShutdown(DMEngineData *engine);
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9 static int demoRender(DMEngineData *engine);
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10
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11
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12 int demoPreInit(DMEngineData *engine)
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13 {
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14 dmInitProg("bussi",
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2
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15 "Bussi by AnCiat ProDucTionz",
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0
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16 "0", "ENGINE INITTIALISSSIZING!!!!!", NULL);
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17
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18 engine->optPackFilename = "bussi.dat";
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19 engine->optDataPath = NULL;
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20 engine->optResFlags = DRF_USE_PACK | DRF_PRELOAD_RES | DRF_USE_STDIO;
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21
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22 engine->optAudioSetup = DM_ASETUP_JSS;
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23
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24 engine->optVidSetup = DM_VSETUP_ASPECT;
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25 engine->optVidWidth = 640;
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26 engine->optVidHeight = 480;
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27 engine->optVidDepth = 32;
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28 engine->optVFlags = SDL_SWSURFACE;
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29
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30 engine->demoInit = demoInit;
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31 engine->demoRender = demoRender;
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32 engine->demoShutdown = demoShutdown;
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33
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34 return DMERR_OK;
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35 }
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36
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37
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38 #define FFT_SIZE 128
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39 DMFFTContext fft;
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5
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40 DMResource *teksti = NULL;
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41 DMBitmapFont *font = NULL;
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42
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43 typedef struct
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44 {
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45 int layer;
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13
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46 int freq;
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47 int max;
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48 float ypos;
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49 float speed;
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5
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50 char *filename;
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51 SDL_Surface *img;
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13
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52 int count;
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5
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53 } DMItemDef;
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54
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55
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13
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56 typedef struct
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5
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57 {
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13
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58 BOOL enabled;
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59 float xtime, xpos, ypos;
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60 DMItemDef *ref;
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61 } DMFooItemDef;
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62
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63
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64 static DMItemDef items[] =
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65 {
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66 { 0, 3, 1, 0.53, 0.2, "viitta.png", NULL, 0 },
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16
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67 { 0, 1, 3, -0.2, 0.05, "pilvi.png", NULL, 0 },
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68 { 0, 1, 3, 0.28 , 0.1 , "puu_pv_2.png", NULL, 0 },
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69 { 1, 9, 2, 0.25 , 0.8 , "puu_pv_1.png", NULL, 0 },
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5
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70 };
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71
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72 static const int nitems = sizeof(items) / sizeof(items[0]);
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73
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74
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0
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75
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76
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77 static int demoInit(DMEngineData *engine)
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78 {
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79 int i;
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80 JSSModule *mod = NULL;
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5
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81 SDL_Color pal[DMFONT_NPALETTE];
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82 DMResource *tmp;
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0
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83
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5
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84 // FFT init
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85 dmInitializeFFT(&fft, FFT_SIZE);
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86
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5
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87 // Skrolliteksti
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88 if ((teksti = engineFindResource(engine, "skrolli.txt")) == NULL)
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89 return DMERR_INIT_FAIL;
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90
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91 // Skrollerin fontti
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92 if ((tmp = engineFindResource(engine, "fontti.dmf")) == NULL)
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93 return DMERR_INIT_FAIL;
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94
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95 if ((i = dmLoadBitmapFont(tmp, &font)) != DMERR_OK)
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96 return i;
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97
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98 for (i = 0; i < DMFONT_NPALETTE; i++)
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99 {
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100 pal[i].r = pal[i].g = pal[i].b = i * 8;
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101 pal[i].unused = i > 0 ? 255 : 0;
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102 }
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103
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104 dmSetBitmapFontPalette(font, pal, 0, DMFONT_NPALETTE);
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105
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106 // Musa
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0
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107 engineGetResModule(engine, mod, "pas2.xm");
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108
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109 if ((i = jssConvertModuleForPlaying(mod)) != DMERR_OK)
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110 {
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111 dmErrorMsg("Could not convert module for playing, %d: %s\n",
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112 i, dmErrorStr(i));
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113 return DMERR_INIT_FAIL;
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114 }
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115
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116 jvmSetCallback(engine->jssDev, jmpExec, engine->jssPlr);
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117 jmpSetModule(engine->jssPlr, mod);
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118 jmpPlayOrder(engine->jssPlr, 0);
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119 jvmSetGlobalVol(engine->jssDev, 55);
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120
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5
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121
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122 // Osa kuvadatasta
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123 for (i = 0; i < nitems; i++)
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124 engineGetResImage(engine, items[i].img, items[i].filename);
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125
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0
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126 // Jne
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127 srand(15);
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128
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129 return DMERR_OK;
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130 }
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131
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132
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133 static void demoShutdown(DMEngineData *engine)
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134 {
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135 (void) engine;
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136 dmEndFFT(&fft);
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5
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137 dmFreeBitmapFont(font);
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0
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138 }
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139
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140
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141 static inline float dmCX(DMEngineData *engine, const float x)
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142 {
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143 return (x * engine->screen->w);
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144 }
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145
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146
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147 static inline float dmCY(DMEngineData *engine, const float y)
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148 {
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149 return (y * engine->screen->h);
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150 }
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151
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152
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153 static inline float dmQX(DMEngineData *engine, SDL_Surface *img, const float x)
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154 {
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155 return engine->optVidNative ? (img->w * x) : (img->w * engine->screen->w * x) / 640.0f;
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156 }
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157
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158
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159 static inline float dmQY(DMEngineData *engine, SDL_Surface *img, const float y)
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160 {
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161 return engine->optVidNative ? (img->h * y) : (img->h * engine->screen->h * y) / 480.0f;
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162 }
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163
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164
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165 #define DM_RADIAL_BLUR(YC, XC) \
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166 DMVector p1 = { xc, yc, 0, 0 }, p2 = { cx, cy, 0, 0 }, v; \
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167 dm_vector_sub_r(&v, &p2, &p1); \
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168 dm_vector_scale(&v, scale); \
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169 dm_vector_add(&v, &p1); \
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170 if (v.y YC || v.x XC) continue; \
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171 DMColor *dp = pix + xc, \
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172 *q = ((DMColor *)img->pixels) + ((int)(v.y) * pitch) + (int)v.x; \
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173 dp->r = (q->r + dp->r) / 2; \
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174 dp->g = (q->g + dp->g) / 2; \
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175 dp->b = (q->b + dp->b) / 2;
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176
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177
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178
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179 void dmRadialBlur(SDL_Surface *img, const int cx, const int cy, const DMFloat scale)
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180 {
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181 const int pitch = img->pitch / sizeof(DMColor);
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182 int xc, yc;
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183
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184 #pragma omp parallel private(yc, xc) shared(img)
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185 {
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186 #pragma omp sections nowait
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187 {
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188 #pragma omp section
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189 for (yc = cy; yc >= 0; yc--)
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190 {
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191 DMColor *pix = ((DMColor *)img->pixels) + yc * pitch;
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192 for (xc = cx + 1; xc < img->w; xc++)
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193 {
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194 DM_RADIAL_BLUR(< 0, >= img->w)
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195 }
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196 }
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197
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198 #pragma omp section
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199 for (yc = cy; yc >= 0; yc--)
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200 {
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201 DMColor *pix = ((DMColor *)img->pixels) + yc * pitch;
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202 for (xc = cx; xc > 0; xc--)
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203 {
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204 DM_RADIAL_BLUR(< 0, < 0)
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205 }
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206 }
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207
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208 #pragma omp section
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209 for (yc = cy + 1; yc < img->h; yc++)
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210 {
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211 DMColor *pix = ((DMColor *)img->pixels) + yc * pitch;
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212 for (xc = cx; xc > 0; xc--)
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213 {
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214 DM_RADIAL_BLUR(>= img->h, < 0)
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215 }
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216 }
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217
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218 #pragma omp section
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219 for (yc = cy + 1; yc < img->h; yc++)
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220 {
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221 DMColor *pix = ((DMColor *)img->pixels) + yc * pitch;
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222 for (xc = cx + 1; xc < img->w; xc++)
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223 {
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224 DM_RADIAL_BLUR(>= img->h, >= img->w)
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225 }
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226 }
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227 }
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228 }
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229 }
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230
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231
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9
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232 static int my_toupper(int ch)
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233 {
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234 switch (ch)
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235 {
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236 case 0xe4: return 142;
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237 case 0xf6: return 153;
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238 default:
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239 if (ch >= 'a' && ch <= 'z')
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240 return ch - 'a' + 'A';
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241 else
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242 return ch;
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243 }
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244 }
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245
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246
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13
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247 static DMItemDef * dmGetItem(int t)
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248 {
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249 int i;
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250 for (i = 0; i < nitems; i++)
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251 {
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252 DMItemDef *def = &items[i];
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253 if (t % def->freq == 0 && def->count <= def->max)
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254 return def;
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255 }
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256 return NULL;
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257 }
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258
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259
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260 static void dmRenderItems(DMEngineData *engine, DMScaledBlitFunc ablit, DMFooItemDef *mitems, const int nmitems, const int layer)
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261 {
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262 int i;
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263 for (i = 0; i < nmitems; i++)
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264 {
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265 DMFooItemDef *item = &mitems[i];
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266
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267 if (item->enabled && item->ref->layer == layer)
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268 {
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269 ablit(item->ref->img,
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270 dmCX(engine, item->xpos),
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271 dmCY(engine, item->ypos),
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272 dmQX(engine, item->ref->img, 1),
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273 dmQY(engine, item->ref->img, 1),
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274 engine->screen);
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275 }
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276 }
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277 }
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278
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9
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279
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0
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280 static int demoRender(DMEngineData *engine)
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281 {
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282 float t = engineGetTimeDT(engine);
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283
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3
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284 //
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0
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285 // Do FFT
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3
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286 //
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0
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287 DMFFTType fftPow = 0;
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288 BOOL fftOK = FALSE;
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289 static DMFFTType fftAmp[FFT_SIZE / 2];
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290 static DMFFTType fftData[FFT_SIZE];
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291
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292 dmMutexLock(engine->audioStreamMutex);
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293 if (engine->audioStreamBuf != 0 && engine->audioStreamLen > FFT_SIZE)
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294 {
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295 int i;
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296 Sint16 *buf = (Sint16 *) engine->audioStreamBuf;
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297 for (i = 0; i < FFT_SIZE; i++)
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298 {
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299 fftData[i] = *buf;
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300 buf += 2;
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301 }
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302 fftOK = TRUE;
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303 }
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304 dmMutexUnlock(engine->audioStreamMutex);
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305
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306 if (fftOK)
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307 {
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308 dmRealFFT(&fft, fftData);
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309 dmConvertFFTtoPowerAndSum(&fft, fftData, fftAmp, 1.0, &fftPow, 0.00004f);
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310 }
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311
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3
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312
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313 //
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314 // Taustaskrolli
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315 //
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0
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316 {
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3
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317 static SDL_Surface *tausta = NULL,
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318 *aurinko = NULL,
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319 *bussi = NULL,
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320 *rengas = NULL;
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321
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322 static DMScaledBlitFunc cblit = NULL, ablit = NULL;
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323 static BOOL nollattu = FALSE;
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324 static DMLerpContext fadeLerp, fadeLerp2, fadeLerp3;
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325
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326 if (!nollattu)
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327 {
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328 dmLerpInit(&fadeLerp, 0, 255, 3000);
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329 dmLerpInit(&fadeLerp2, 0, 255, 4000);
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330 dmLerpInit(&fadeLerp3, 0, 1.2, 3000);
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331 engineGetResImage(engine, tausta, "tausta_pv.png");
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332 engineGetResImage(engine, aurinko, "aurinko.png");
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333 engineGetResImage(engine, bussi, "auto.png");
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334 engineGetResImage(engine, rengas, "rengas.png");
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335 cblit = dmGetScaledBlitFunc(tausta->format, engine->screen->format, DMD_NONE);
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336 ablit = dmGetScaledBlitFunc(bussi->format, engine->screen->format, DMD_TRANSPARENT);
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337 }
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338
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7
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339 int x1 = - ((int)dmQX(engine, tausta, t * 0.2) % (int) dmQX(engine, tausta, 1)),
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340 x2 = x1 + dmQX(engine, tausta, 1);
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3
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341
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342 int fadeVal;
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343 if (t < 3 || t > 64)
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344 {
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345 if (t < 3)
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346 fadeVal = dmLerpSCurveClamp(&fadeLerp, engineGetTime(engine, 0));
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347 else
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348 fadeVal = dmLerpSCurveClamp(&fadeLerp2, engineGetTime(engine, 64));
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349
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350 dmClearSurface(engine->screen, dmMapRGB(engine->screen, 0,0,0));
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7
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351 dmScaledBlitSurface32to32TransparentGA(tausta, x1, 0, dmQX(engine, tausta, 1), dmQY(engine, tausta, 1), engine->screen, fadeVal);
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352 dmScaledBlitSurface32to32TransparentGA(tausta, x2, 0, dmQX(engine, tausta, 1), dmQY(engine, tausta, 1), engine->screen, fadeVal);
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3
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353 }
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354 else
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355 {
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356 fadeVal = 255;
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7
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357 cblit(tausta, x1, 0, dmQX(engine, tausta, 1), dmQY(engine, tausta, 1), engine->screen);
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358 cblit(tausta, x2, 0, dmQX(engine, tausta, 1), dmQY(engine, tausta, 1), engine->screen);
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3
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359 }
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360
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13
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361 float qm = sin(t * 0.1 + fftPow * 5) * 0.05, qm2 = qm * 10;
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3
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362 dmScaledBlitSurface32to32TransparentGA(aurinko,
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13
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363 dmCX(engine, 0.8 - dmLerpSCurveClamp(&fadeLerp3, engineGetTime(engine, 0) * 0.01) * 0.3 - qm),
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364 dmCY(engine, 0.05 - qm),
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365 dmQX(engine, aurinko, 1 + qm2),
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366 dmQY(engine, aurinko, 1 + qm2),
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3
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367 engine->screen, fadeVal);
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368
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13
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369 // Puut ym. liikennejutut
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370 #define DM_MAX_MITEMS 16
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371 static DMFooItemDef mitems[DM_MAX_MITEMS];
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16
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372 if (t > 6)
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13
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373 {
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16
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374 float dt = (t - 6);
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13
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375 static BOOL nollattu = FALSE;
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376 int i;
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377
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378 if (!nollattu)
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379 {
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380 memset(mitems, 0, sizeof(mitems));
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381 nollattu = TRUE;
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382 }
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383
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384 for (i = 0; i < DM_MAX_MITEMS; i++)
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385 {
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386 DMFooItemDef *item = &mitems[i];
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387 if (!item->enabled && (item->ref = dmGetItem((int) t * 10 + 1)) != NULL)
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388 {
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389 item->enabled = TRUE;
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390 item->ref->count++;
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391 item->xtime = dt;
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392 item->ypos = item->ref->ypos + sin(dt) * 0.001f;
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393 }
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394 }
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395 for (i = 0; i < DM_MAX_MITEMS; i++)
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396 {
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397 DMFooItemDef *item = &mitems[i];
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398 if (item->enabled)
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|
|
399 {
|
|
|
400 float xpos = (dt - item->xtime) * item->ref->speed;
|
|
|
401 if (xpos > 1.5)
|
|
|
402 {
|
|
|
403 item->enabled = FALSE;
|
|
|
404 item->ref->count--;
|
|
|
405 }
|
|
|
406 else
|
|
|
407 item->xpos = 1 - xpos;
|
|
|
408 }
|
|
|
409 }
|
|
|
410 }
|
|
|
411
|
|
|
412 dmRenderItems(engine, ablit, mitems, DM_MAX_MITEMS, 0);
|
|
3
|
413
|
|
|
414 // Bussi ajaa sisään
|
|
5
|
415 if (t > 14)
|
|
3
|
416 {
|
|
|
417 float
|
|
5
|
418 dt = engineGetTime(engine, 14),
|
|
3
|
419 ajelu = dmLerpSCurveClamp(&fadeLerp3, dt),
|
|
|
420 xc = dmCX(engine, -1 + ajelu),
|
|
13
|
421 yc = dmCY(engine, 0.38 + sin(t * 10) * 0.005),
|
|
3
|
422 yc2 = yc + dmQY(engine, bussi, 0.7) + dmCY(engine, sin(t * 20) * 0.001);
|
|
|
423
|
|
|
424 ablit(rengas, xc + dmQX(engine, bussi, 0.07), yc2, dmQX(engine, rengas, 1), dmQY(engine, rengas, 1), engine->screen);
|
|
|
425 ablit(rengas, xc + dmQX(engine, bussi, 0.80), yc2, dmQX(engine, rengas, 1), dmQY(engine, rengas, 1), engine->screen);
|
|
|
426 ablit(bussi, xc, yc, dmQX(engine, bussi, 1), dmQY(engine, bussi, 1), engine->screen);
|
|
|
427 }
|
|
5
|
428
|
|
13
|
429 dmRenderItems(engine, ablit, mitems, DM_MAX_MITEMS, 1);
|
|
3
|
430 }
|
|
|
431
|
|
|
432 //
|
|
|
433 // AP logo
|
|
|
434 //
|
|
|
435 if (t > 4 && t < 8)
|
|
|
436 {
|
|
|
437 int dt = engineGetTime(engine, 4);
|
|
0
|
438 static DMLerpContext fadeLerp;
|
|
3
|
439 static SDL_Surface *logo = NULL;
|
|
0
|
440 static BOOL nollattu = FALSE;
|
|
|
441 if (!nollattu)
|
|
|
442 {
|
|
3
|
443 dmLerpInit(&fadeLerp, 0, 255, 1000);
|
|
|
444 engineGetResImage(engine, logo, "ap.png");
|
|
|
445 nollattu = TRUE;
|
|
|
446 }
|
|
|
447
|
|
|
448 int fadeVal;
|
|
|
449 if (dt < 1000)
|
|
|
450 fadeVal = dmLerpSCurveClamp(&fadeLerp, dt);
|
|
|
451 else
|
|
|
452 if (dt > 3000)
|
|
|
453 fadeVal = 255 - dmLerpSCurveClamp(&fadeLerp, dt - 3000);
|
|
|
454 else
|
|
|
455 fadeVal = 255;
|
|
0
|
456
|
|
3
|
457 dmScaledBlitSurface32to32TransparentGA(logo,
|
|
|
458 dmQX(engine, logo, 0.2),
|
|
|
459 dmQY(engine, logo, 0.3),
|
|
|
460 dmQX(engine, logo, 1),
|
|
|
461 dmQY(engine, logo, 1),
|
|
|
462 engine->screen, fadeVal);
|
|
|
463 }
|
|
|
464
|
|
|
465 //
|
|
|
466 // BUSSI logo
|
|
|
467 //
|
|
|
468 if (t > 10 && t < 14)
|
|
|
469 {
|
|
|
470 int dt = engineGetTime(engine, 10);
|
|
|
471 static DMLerpContext fadeLerp;
|
|
|
472 static SDL_Surface *logo = NULL, *logo2 = NULL;
|
|
|
473 static BOOL nollattu = FALSE;
|
|
|
474 if (!nollattu)
|
|
|
475 {
|
|
|
476 dmLerpInit(&fadeLerp, 0, 255, 1000);
|
|
|
477 engineGetResImage(engine, logo, "bussi_logo.png");
|
|
|
478 engineGetResImage(engine, logo2, "dosa.png");
|
|
0
|
479 nollattu = TRUE;
|
|
|
480 }
|
|
|
481
|
|
3
|
482 int fadeVal, fadeVal2;
|
|
|
483 if (dt < 1000)
|
|
|
484 fadeVal = dmLerpSCurveClamp(&fadeLerp, dt);
|
|
|
485 else
|
|
|
486 if (dt > 3000)
|
|
|
487 fadeVal = 255 - dmLerpSCurveClamp(&fadeLerp, dt - 3000);
|
|
|
488 else
|
|
|
489 fadeVal = 255;
|
|
|
490
|
|
|
491 if (dt > 1000)
|
|
|
492 {
|
|
|
493 if (dt < 2000)
|
|
|
494 fadeVal2 = dmLerpSCurveClamp(&fadeLerp, dt - 1000);
|
|
|
495 else
|
|
|
496 if (dt > 3000)
|
|
|
497 fadeVal2 = 255 - dmLerpSCurveClamp(&fadeLerp, dt - 3000);
|
|
|
498 else
|
|
|
499 fadeVal2 = 255;
|
|
|
500 }
|
|
|
501 else
|
|
|
502 fadeVal2 = 0;
|
|
0
|
503
|
|
3
|
504 dmScaledBlitSurface32to32TransparentGA(logo,
|
|
|
505 dmCX(engine, 0.10),
|
|
|
506 dmCY(engine, 0.2),
|
|
|
507 dmQX(engine, logo, 1),
|
|
|
508 dmQY(engine, logo, 1),
|
|
|
509 engine->screen, fadeVal);
|
|
|
510
|
|
|
511 dmScaledBlitSurface32to32TransparentGA(logo2,
|
|
|
512 dmCX(engine, 0.6),
|
|
|
513 dmCY(engine, 0.6),
|
|
|
514 dmQX(engine, logo2, 1),
|
|
|
515 dmQY(engine, logo2, 1),
|
|
|
516 engine->screen, fadeVal2);
|
|
|
517 }
|
|
|
518
|
|
0
|
519
|
|
13
|
520 //
|
|
9
|
521 // Skrolleri
|
|
13
|
522 //
|
|
|
523 if (t > 3)
|
|
9
|
524 {
|
|
|
525 int tt = engineGetTime(engine, 2);
|
|
|
526 static DMScaledBlitFunc cblit, qblit;
|
|
|
527 static BOOL nollattu = FALSE;
|
|
|
528 if (!nollattu)
|
|
|
529 {
|
|
|
530 cblit = dmGetScaledBlitFunc(font->glyphs[65]->format, engine->screen->format, DMD_TRANSPARENT);
|
|
|
531 qblit = dmGetScaledBlitFunc(font->glyphs[65]->format, engine->screen->format, DMD_SATURATE);
|
|
|
532 }
|
|
|
533
|
|
|
534 size_t txtLen = teksti->rawSize - 1;
|
|
|
535 Uint8 *txtData = teksti->rawData;
|
|
|
536 int fwidth = font->width * 2 + 2;
|
|
|
537 int xc, offs, scrollTime = tt / 10,
|
|
|
538 scrWidth = engine->screen->w / (dmQX(engine, font->glyphs[65], 1) + dmCX(engine, 0.001));
|
|
|
539
|
|
|
540 for (xc = offs = 0; offs < scrWidth; offs++)
|
|
|
541 {
|
|
|
542 int ch = txtData[((scrollTime / fwidth) + offs) % txtLen];
|
|
|
543 SDL_Surface *glyph = dmGetBMGlyph(font, my_toupper(ch));
|
|
|
544 if (glyph != NULL)
|
|
|
545 {
|
|
|
546 float mt = (offs * 20 + tt) / 100.0f;
|
|
|
547 int dx = xc - (scrollTime % fwidth),
|
|
|
548 dy = dmCY(engine, 0.8 + sin(mt) * 0.05),
|
|
|
549 dw = glyph->w * 2 * (1.0f + sin(mt) * 0.1f),
|
|
|
550 dh = glyph->h * 2 * (1.0f + cos(mt) * 0.2f);
|
|
|
551
|
|
|
552 cblit(glyph, dx+1, dy+1, dw+1, dh+1, engine->screen);
|
|
|
553 qblit(glyph, dx, dy, dw, dh, engine->screen);
|
|
|
554 }
|
|
|
555 xc += fwidth;
|
|
|
556 }
|
|
|
557 }
|
|
|
558
|
|
13
|
559 //
|
|
9
|
560 // Loppufeidi
|
|
13
|
561 //
|
|
5
|
562 if (t > 70)
|
|
9
|
563 {
|
|
|
564 static DMLerpContext fadeLerp;
|
|
|
565 static SDL_Surface *feidi = NULL;
|
|
|
566 static BOOL nollattu = FALSE;
|
|
|
567 if (!nollattu)
|
|
|
568 {
|
|
|
569 engineGetResImage(engine, feidi, "feidi.png");
|
|
|
570 dmLerpInit(&fadeLerp, 0, 255, 5000);
|
|
|
571 }
|
|
|
572
|
|
|
573 int fadeTime = engineGetTime(engine, 70);
|
|
|
574 dmScaledBlitSurface32to32TransparentGA(feidi,
|
|
|
575 0, 0, engine->screen->w, engine->screen->h, engine->screen,
|
|
|
576 dmLerpSCurveClamp(&fadeLerp, fadeTime));
|
|
|
577 }
|
|
|
578
|
|
13
|
579 //
|
|
|
580 // Maskaus
|
|
|
581 //
|
|
|
582 {
|
|
|
583 static DMScaledBlitFunc cblit = NULL;
|
|
|
584 static SDL_Surface *maski = NULL;
|
|
|
585 static BOOL nollattu = FALSE;
|
|
|
586
|
|
|
587 if (!nollattu)
|
|
|
588 {
|
|
|
589 engineGetResImage(engine, maski, "maski.png");
|
|
|
590 cblit = dmGetScaledBlitFunc(maski->format, engine->screen->format, DMD_TRANSPARENT);
|
|
|
591 }
|
|
|
592
|
|
|
593 cblit(maski,
|
|
|
594 0, 0,
|
|
|
595 dmQX(engine, maski, 1),
|
|
|
596 dmQY(engine, maski, 1),
|
|
|
597 engine->screen);
|
|
|
598 }
|
|
|
599
|
|
|
600
|
|
9
|
601 if (t > 75)
|
|
5
|
602 return 1;
|
|
|
603 else
|
|
|
604 return DMERR_OK;
|
|
0
|
605 }
|
