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1 /*
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2 スプライト管理関数
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3 */
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4
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5 //#include<libps.h>
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6 #include <stdio.h>
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7 #include <SDL.h>
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8 #include "SDL_image.h"
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9 #include "SDL_opengl.h"
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10 #include "texture.h"
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11 #include "object.h"
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12 #include "tree_controll.h"
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13 #include "sgoex.h"
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14 #include "trace.h"
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15 #include "syokika.h"
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16 #include "LoadSprite.h"
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17
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18
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19 #define OT_LENGTH 1 /* オーダリングテーブル */
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20 #define MAXOBJ 320 /*スプライト表示上限 */
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21
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22 #define TRUE 1
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23 #define FALSE 0
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24
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25
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26 //static u_short tpage;
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27 //static SDL_Rect rect;
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28
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29 //static int nActiveBuff; /*ばふぁ */
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30 // int i; /* Multi-purpose */
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31 //static int pageno;
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32
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33 //static int padd;
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34
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35 static const int sgo_tpx[12] =
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36 { 0, 64, 128, 192, 256, 320, 0, 64, 128, 192, 256, 320 };
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37 static const int sgo_tpy[12] = { 0, 0, 0, 0, 0, 0, 256, 256, 256, 256, 256, 256 };
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38
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39 /* sgo.h 独自の変数形 */
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40 SpriteTable sptable[DEFOBJ];
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41 // static SpriteView spview[MAXOBJ];
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42
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43 #define IMAGE_ADJUSTMENT (0)
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44
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45 /**
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46 * 一つの画像をpageno(page number)で区切るtexture_page_offsetで
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47 * pagenoに対応した領域のx,yを用意しておく。PlayStationではpageno
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48 * で区切る必要があったのだろうが、PS2では全く意味はなさない。
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49 */
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50 static const struct texture_page_offset {
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51 int x;
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52 int y;
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53 } texpage_offset[] = {
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54 {0, 0}, {128 + IMAGE_ADJUSTMENT, 0}, {256 + IMAGE_ADJUSTMENT, 0}, {384 + IMAGE_ADJUSTMENT, 0}};
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55
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56 /*-------------------------------------------------------------
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57 関数プロトタイプ
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58 ---------------------------------------------------------------*/
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59
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60 void DefSpriteEx(int number, short middlex, short middley)
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61 {
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62 sptable[number].mx = middlex;
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63 sptable[number].my = middley;
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64 }
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65
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66
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67 void SDL_GL_Enter2DMode()
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68 {
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69 // SDL_Surface *sc = SDL_GetVideoSurface();
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70
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71 /* Note, there may be other things you need to change,
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72 depending on how you have your OpenGL state set up.
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73 */
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74 glPushAttrib(GL_ENABLE_BIT);
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75 glDisable(GL_DEPTH_TEST);
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76 glDisable(GL_CULL_FACE);
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77 glEnable(GL_TEXTURE_2D);
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78
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79 /* This allows alpha blending of 2D textures with the scene */
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80 glEnable(GL_BLEND);
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81 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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82
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83 glViewport(0, 0, screen->w, screen->h);
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84
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85 glMatrixMode(GL_PROJECTION);
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86 glPushMatrix();
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87 glLoadIdentity();
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88
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89 glOrtho(0.0, (GLdouble)screen->w, (GLdouble)screen->h, 0.0, 0.0, 1.0);
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90
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91 glMatrixMode(GL_MODELVIEW);
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92 glPushMatrix();
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93 glLoadIdentity();
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94
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95 // glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
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96 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
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97 }
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98
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99
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100 void SDL_GL_Leave2DMode()
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101 {
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102 glMatrixMode(GL_MODELVIEW);
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103 glPopMatrix();
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104
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105 glMatrixMode(GL_PROJECTION);
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106 glPopMatrix();
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107
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108 glPopAttrib();
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109 }
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110
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111
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112 static int power_of_two(int input)
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113 {
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114 int value = 1;
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115
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116 while ( value < input ) {
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117 value <<= 1;
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118 }
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119 return value;
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120 }
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121
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122
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123 void DefSprite(int number, const char *name, float w, float h, int color, OBJECT *obj)
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124 {
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125 SURFACE *surfaces;
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126 surfaces = search_node(obj, name);
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127 if(surfaces == NULL)
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128 {
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129 fprintf(stderr, "can't get node\n");
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130 printf("%s", name);
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131 SDL_Quit();
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132 exit(1);
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133 }
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134 sptable[number].w = w;
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135 sptable[number].h = h;
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136 sptable[number].color = (color & 32);
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137 sptable[number].mx = w / 2;
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138 sptable[number].my = h / 2;
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139 sptable[number].tex_w = power_of_two(sptable[number].w);
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140 sptable[number].tex_h = power_of_two(sptable[number].h);
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141 texMinX[number] = 0.0f;
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142 texMinY[number] = 0.0f;
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143 texMaxX[number] = (GLfloat)sptable[number].w / sptable[number].tex_w;
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144 texMaxY[number] = (GLfloat)sptable[number].h / sptable[number].tex_h;
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145 printf("texMaxX = %f, w = %d, tex_w = %d\n",
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146 texMaxX[number], sptable[number].w, sptable[number].tex_w);
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147 sptable[number].texture = surfaces->texture;
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148 }
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149
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150 void PutSprite(int zorder, short x, short y, int number)
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151 {
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152 glBindTexture(GL_TEXTURE_2D, (GLuint)sptable[number].texture);
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153 glEnable(GL_BLEND);
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154 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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155 glBegin(GL_QUADS);
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156 glTexCoord2f(texMinX[number],texMinY[number]); glVertex2i((GLuint)x, (GLuint)y );
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157 glTexCoord2f(texMinX[number],texMaxY[number]); glVertex2i((GLuint)x, (GLuint)(y+sptable[number].tex_h) );
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158 glTexCoord2f(texMaxX[number],texMaxY[number]); glVertex2i((GLuint)(x+sptable[number].tex_w), (GLuint)(y+sptable[number].tex_h));
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159 glTexCoord2f(texMaxX[number],texMinY[number]); glVertex2i((GLuint)(x+sptable[number].tex_w), (GLuint)y);
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160 glEnd();
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161 glDisable(GL_BLEND);
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162 }
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163
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164 void PutSpriteEx(int number, int x, int y, float scalex, float scaley, float angle)
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165 {
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166 SpriteTable *m = &sptable[number];
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167 x -= m->w;
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168 y -= m->h;
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169
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170 SDL_GL_Enter2DMode();
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171 glEnable(GL_TEXTURE_2D);
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172 glEnable(GL_BLEND);
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173 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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174 glBindTexture(GL_TEXTURE_2D, (GLuint)sptable[number].texture);
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175 glTranslatef(x + m->w/2, y + m->h/2, 0.0);
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176 glRotatef(angle, 0.0, 0.0, 1.0);
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177 glScalef(scalex, scaley, 1.0);
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178 glBegin(GL_TRIANGLE_STRIP);
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179 {
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180 glTexCoord2f(texMinX[number], texMinY[number]); glVertex2i(-m->w/2, -m->h/2);
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181 glTexCoord2f(texMaxX[number], texMinY[number]); glVertex2i( m->w/2, -m->h/2);
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182 glTexCoord2f(texMinX[number], texMaxY[number]); glVertex2i(-m->w/2, m->h/2);
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183 glTexCoord2f(texMaxX[number], texMaxY[number]); glVertex2i( m->w/2, m->h/2);
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184 }
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185 glEnd();
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186 glDisable(GL_TEXTURE_2D);
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187 glDisable(GL_BLEND);
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188 SDL_GL_Leave2DMode();
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189 // SDL_GL_SwapBuffers();
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190 }
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191
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192
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193
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194 struct SGO_PAD pad[2];
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195
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196 #ifdef ENABLE_TRACEMODE
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197 extern int runmode;
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198 #endif //ENABLE_TRACEMODE
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199
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200 /* コントローラ状態の読み込み */
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201 void Pad(SDL_Joystick *joy)
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202 {
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203 Sint16 axis;
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204
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205 SDL_JoystickUpdate();
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206
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207 if(SDL_JoystickGetButton(joy,PS2_CROSS)==SDL_PRESSED)
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208 pad[0].k0++;
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209 else
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210 pad[0].k0=0;
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211
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212 if(SDL_JoystickGetButton(joy,PS2_CIRCLE)==SDL_PRESSED)
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213 pad[0].k1++;
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214 else
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215 pad[0].k1=0;
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216
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217 if(SDL_JoystickGetButton(joy,PS2_SQUARE)==SDL_PRESSED)
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218 pad[0].k3++;
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219 else
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220 pad[0].k3=0;
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221
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222 if(SDL_JoystickGetButton(joy,PS2_TRIANGLE)==SDL_PRESSED)
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223 pad[0].k4++;
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224 else
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225 pad[0].k4=0;
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226
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227 if(SDL_JoystickGetButton(joy,PS2_L1)==SDL_PRESSED)
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228 pad[0].l1++;
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229 else
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230 pad[0].l1=0;
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231
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232 if(SDL_JoystickGetButton(joy,PS2_R1)==SDL_PRESSED)
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233 pad[0].r1++;
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234 else
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235 pad[0].r1=0;
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236
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237 if(SDL_JoystickGetButton(joy,PS2_L2)==SDL_PRESSED)
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238 pad[0].l2++;
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239 else
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240 pad[0].l2=0;
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241
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242 if(SDL_JoystickGetButton(joy,PS2_R2)==SDL_PRESSED)
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243 pad[0].r2++;
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244 else
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245 pad[0].r2=0;
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246
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247 if(SDL_JoystickGetButton(joy,PS2_START)==SDL_PRESSED)
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248 pad[0].st++;
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249 else
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250 pad[0].st=0;
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251
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252 if(SDL_JoystickGetButton(joy,PS2_SELECT)==SDL_PRESSED)
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253 pad[0].se++;
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254 else
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255 pad[0].se=0;
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256
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257 if(SDL_JoystickGetButton(joy,PS2_L3)==SDL_PRESSED)
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258 pad[0].l3++;
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259 else
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260 pad[0].l3=0;
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261
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262 if(SDL_JoystickGetButton(joy,PS2_R3)==SDL_PRESSED)
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263 pad[0].r3++;
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264 else
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265 pad[0].r3=0;
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266 //x
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267 axis=SDL_JoystickGetAxis(joy,0);
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268 if(axis>=3200){
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269 pad[0].left=0;
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270 pad[0].right++;
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271 }
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272 else if(axis<=-3200){
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273 pad[0].right=0;
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274 pad[0].left++;
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275 }
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276 else {
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277 pad[0].right=0;
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278 pad[0].left=0;
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279 }
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280 //y
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281 axis=SDL_JoystickGetAxis(joy,1);
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282 if(axis>=3200){
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283 pad[0].up=0;
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284 pad[0].down++;
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285 }
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286 else if(axis<=-3200){
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287 pad[0].down=0;
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288 pad[0].up++;
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289 }
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290 else {
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291 pad[0].down=0;
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292 pad[0].up=0;
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293 }
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294
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295 if ((pad[0].l1 != 0) && (pad[0].r1 != 0) &&
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296 (pad[0].l2 != 0) && (pad[0].r2 != 0) &&
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297 (pad[0].st != 0) && (pad[0].se != 0)) {
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298 pad[0].quit = 1;
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299 } else {
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300 pad[0].quit = 0;
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301 }
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302
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303 }
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304
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305
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306 void keybord()
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307 {
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308 SDL_PumpEvents();
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309 Uint8 *keys = SDL_GetKeyState(NULL);
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310
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311 if (keys[SDLK_UP]) {
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312 pad[0].up++;
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313 } else {
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314 pad[0].up = 0;
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315 }
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316 if (keys[SDLK_DOWN]) {
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317 pad[0].down++;
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318 } else {
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319 pad[0].down = 0;
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320 }
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321
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322 if (keys[SDLK_RIGHT]) {
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323 pad[0].right++;
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324 } else {
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325 pad[0].right = 0;
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326 }
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327
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328 if (keys[SDLK_LEFT]) {
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329 pad[0].left++;
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330 } else {
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331 pad[0].left = 0;
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332 }
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333
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334 if (keys[SDLK_a]) {
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335 pad[0].k0++;
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336 } else {
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337 pad[0].k0 = 0;
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338 }
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339
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340 if (keys[SDLK_z]) {
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341 pad[0].k1++;
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342 } else {
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343 pad[0].k1 = 0;
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344 }
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345
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346 if (keys[SDLK_s]) {
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347 pad[0].k3++;
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348 } else {
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349 pad[0].k3 = 0;
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350 }
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351
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352 if (keys[SDLK_x]) {
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353 pad[0].k4++;
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354 } else {
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355 pad[0].k4 = 0;
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356 }
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357
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358 if (keys[SDLK_r]) {
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359 pad[0].r2++;
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360 } else {
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361 pad[0].r2 = 0;
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362 }
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363
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364 if (keys[SDLK_e]) {
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365 pad[0].r1++;
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366 } else {
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367 pad[0].r1 = 0;
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368 }
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369
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370 if (keys[SDLK_w]) {
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371 pad[0].l1++;
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372 } else {
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373 pad[0].l1 = 0;
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374 }
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375
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376 if (keys[SDLK_q]) {
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377 pad[0].l2++;
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378 } else {
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379 pad[0].l2 = 0;
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380 }
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381
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382 // START ボタンは Return が似合う気がする
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383 //if(keys[SDLK_1])
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384 if (keys[SDLK_RETURN]) {
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385 pad[0].st++;
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386 } else {
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387 pad[0].st = 0;
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388 }
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389
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390 if (keys[SDLK_2]) {
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391 pad[0].se++;
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392 } else {
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393 pad[0].se = 0;
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394 }
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395
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396 if (keys[SDLK_ESCAPE]) {
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397 SDL_Quit();
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398 exit(1);
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399 //pad[0].st = 1;
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400 //pad[0].se = 1;
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401 }
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402
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403 if (keys[SDLK_0]) {
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404 pad[0].quit = 1;
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405 } else {
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406 pad[0].quit = 0;
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407 }
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408 }
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409
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