WWDisplay.c 13 KB

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  1. /*****************************************************************************/
  2. /* ここから */
  3. /*****************************************************************************/
  4. #include "WWDisplayP.h"
  5. /*****************************************************************************/
  6. /* メンバ関数の定義 */
  7. /*****************************************************************************/
  8. /*===========================================================================*/
  9. /* メンバの取得 */
  10. /*===========================================================================*/
  11. WWColorMap WWDisplay_GetColorMap(WWDisplay d) { return (d->color_map); }
  12. WWPalette WWDisplay_GetPalette(WWDisplay d, int n) { return (d->palette[n]); }
  13. WWCharacter WWDisplay_GetCharacter(WWDisplay d, int n)
  14. { return (d->character[n]); }
  15. WWSprite WWDisplay_GetSprite(WWDisplay d, int n) { return (d->sprite[n]); }
  16. WWScreen WWDisplay_GetScreen(WWDisplay d, int n) { return (d->screen[n]); }
  17. WWLCDPanel WWDisplay_GetLCDPanel(WWDisplay d) { return (d->lcd_panel); }
  18. int WWDisplay_GetSpriteEnable(WWDisplay d) { return (d->sprite_enable); }
  19. int WWDisplay_GetSpriteWindowEnable(WWDisplay d)
  20. { return (d->sprite_window_enable); }
  21. int WWDisplay_GetSpriteWindowX(WWDisplay d)
  22. { return (d->sprite_window_x); }
  23. int WWDisplay_GetSpriteWindowY(WWDisplay d)
  24. { return (d->sprite_window_y); }
  25. int WWDisplay_GetSpriteWindowWidth(WWDisplay d)
  26. { return (d->sprite_window_width); }
  27. int WWDisplay_GetSpriteWindowHeight(WWDisplay d)
  28. { return (d->sprite_window_height); }
  29. int WWDisplay_GetBorder(WWDisplay d) { return (d->border); }
  30. int WWDisplay_GetForegroundColor(WWDisplay d) { return (d->foreground_color); }
  31. int WWDisplay_GetBackgroundColor(WWDisplay d) { return (d->background_color); }
  32. int WWDisplay_GetSpriteStart(WWDisplay d) { return (d->sprite_start); }
  33. int WWDisplay_GetSpriteCount(WWDisplay d) { return (d->sprite_count); }
  34. /*===========================================================================*/
  35. /* メンバの設定 */
  36. /*===========================================================================*/
  37. WWColorMap WWDisplay_SetColorMap(WWDisplay d, WWColorMap cm)
  38. { return (d->color_map = cm); }
  39. WWPalette WWDisplay_SetPalette(WWDisplay d, int n, WWPalette p)
  40. { return (d->palette[n] = p); }
  41. WWCharacter WWDisplay_SetCharacter(WWDisplay d, int n, WWCharacter c)
  42. { return (d->character[n] = c); }
  43. WWSprite WWDisplay_SetSprite(WWDisplay d, int n, WWSprite s)
  44. { return (d->sprite[n] = s); }
  45. WWScreen WWDisplay_SetScreen(WWDisplay d, int n, WWScreen s)
  46. { return (d->screen[n] = s); }
  47. WWLCDPanel WWDisplay_SetLCDPanel(WWDisplay d, WWLCDPanel p)
  48. { return (d->lcd_panel = p); }
  49. int WWDisplay_SetSpriteEnable(WWDisplay d, int f)
  50. { return (d->sprite_enable = f); }
  51. int WWDisplay_SetSpriteWindowEnable(WWDisplay d, int f)
  52. { return (d->sprite_window_enable = f); }
  53. int WWDisplay_SetSpriteWindowX(WWDisplay d, int n)
  54. { return (d->sprite_window_x = n); }
  55. int WWDisplay_SetSpriteWindowY(WWDisplay d, int n)
  56. { return (d->sprite_window_y = n); }
  57. int WWDisplay_SetSpriteWindowWidth(WWDisplay d, int n)
  58. { return (d->sprite_window_width = n); }
  59. int WWDisplay_SetSpriteWindowHeight(WWDisplay d, int n)
  60. { return (d->sprite_window_height = n); }
  61. int WWDisplay_SetBorder(WWDisplay d, int b) { return (d->border = b); }
  62. int WWDisplay_SetForegroundColor(WWDisplay d, int c)
  63. { return (d->foreground_color = c); }
  64. int WWDisplay_SetBackgroundColor(WWDisplay d, int c)
  65. { return (d->background_color = c); }
  66. int WWDisplay_SetSpriteStart(WWDisplay d, int n)
  67. { return (d->sprite_start = n); }
  68. int WWDisplay_SetSpriteCount(WWDisplay d, int n)
  69. { return (d->sprite_count = n); }
  70. /*===========================================================================*/
  71. /* オブジェクトの生成と消去 */
  72. /*===========================================================================*/
  73. WWDisplay WWDisplay_Create(int lcd_panel_width, int lcd_panel_height,
  74. int screen_width, int screen_height)
  75. {
  76. WWDisplay display;
  77. int i;
  78. display = (WWDisplay)malloc(sizeof(_WWDisplay));
  79. if (display == NULL) Error("WWDisplay_Create", "Cannot allocate memory.");
  80. WWDisplay_SetColorMap(display, WWColorMap_Create(NULL));
  81. for (i = 0; i < 16; i++) {
  82. WWDisplay_SetPalette(display, i,
  83. WWPalette_Create(i, NULL, ((i / 4) % 2) ? 1 : 0));
  84. }
  85. for (i = 0; i < 512; i++) {
  86. WWDisplay_SetCharacter(display, i, WWCharacter_Create(i, NULL));
  87. }
  88. for (i = 0; i < 128; i++) {
  89. WWDisplay_SetSprite(display, i,
  90. WWSprite_Create(i, 0, 0, 0, 0, 0, 0,
  91. WWDisplay_GetPalette(display, 0),
  92. WWDisplay_GetCharacter(display, 0)));
  93. }
  94. for (i = 0; i < 2; i++) {
  95. WWDisplay_SetScreen(display, i,
  96. WWScreen_Create(i, screen_width, screen_height,
  97. WWDisplay_GetPalette(display, 0),
  98. WWDisplay_GetCharacter(display, 0),
  99. 0, 0,
  100. lcd_panel_width, lcd_panel_height));
  101. }
  102. WWDisplay_SetLCDPanel(display, WWLCDPanel_Create(lcd_panel_width,
  103. lcd_panel_height));
  104. WWDisplay_SetSpriteEnable(display, 0);
  105. WWDisplay_SetSpriteWindowEnable(display, 0);
  106. WWDisplay_SetSpriteWindowX( display, 0);
  107. WWDisplay_SetSpriteWindowY( display, 0);
  108. WWDisplay_SetSpriteWindowWidth( display, lcd_panel_width);
  109. WWDisplay_SetSpriteWindowHeight(display, lcd_panel_height);
  110. WWDisplay_SetBorder(display, 0);
  111. WWDisplay_SetForegroundColor(display, 3);
  112. WWDisplay_SetBackgroundColor(display, 0);
  113. WWDisplay_SetSpriteStart(display, 0);
  114. WWDisplay_SetSpriteCount(display, 0);
  115. return (display);
  116. }
  117. WWDisplay WWDisplay_Destroy(WWDisplay display)
  118. {
  119. int i;
  120. if (display == NULL) return (NULL);
  121. if (WWDisplay_GetColorMap(display) != NULL)
  122. WWDisplay_SetColorMap(display,
  123. WWColorMap_Destroy(WWDisplay_GetColorMap(display)));
  124. for (i = 0; i < 16; i++) {
  125. if (WWDisplay_GetPalette(display, i) != NULL)
  126. WWDisplay_SetPalette(display, i,
  127. WWPalette_Destroy(WWDisplay_GetPalette(display, i))
  128. );
  129. }
  130. for (i = 0; i < 512; i++) {
  131. if (WWDisplay_GetCharacter(display, i) != NULL)
  132. WWDisplay_SetCharacter(display, i,
  133. WWCharacter_Destroy(WWDisplay_GetCharacter(display
  134. , i)));
  135. }
  136. for (i = 0; i < 128; i++) {
  137. if (WWDisplay_GetSprite(display, i) != NULL)
  138. WWDisplay_SetSprite(display, i,
  139. WWSprite_Destroy(WWDisplay_GetSprite(display, i)));
  140. }
  141. for (i = 0; i < 2; i++) {
  142. if (WWDisplay_GetScreen(display, i) != NULL)
  143. WWDisplay_SetScreen(display, i,
  144. WWScreen_Destroy(WWDisplay_GetScreen(display, i)));
  145. }
  146. if (WWDisplay_GetLCDPanel(display) != NULL)
  147. WWDisplay_SetLCDPanel(display,
  148. WWLCDPanel_Destroy(WWDisplay_GetLCDPanel(display)));
  149. free(display);
  150. return (NULL);
  151. }
  152. /*===========================================================================*/
  153. /* LCDパネルの描画 */
  154. /*===========================================================================*/
  155. static int WWDisplay_DrawScreen(WWDisplay display, WWScreen screen)
  156. {
  157. WWLCDPanel lcd_panel;
  158. int lcd_panel_width;
  159. int lcd_panel_height;
  160. int pixel;
  161. int x, y, px, py;
  162. int sx, sy, ex, ey;
  163. int mode;
  164. if (!WWScreen_GetEnable(screen)) return (0);
  165. lcd_panel = WWDisplay_GetLCDPanel(display);
  166. lcd_panel_width = WWLCDPanel_GetWidth( lcd_panel);
  167. lcd_panel_height = WWLCDPanel_GetHeight(lcd_panel);
  168. if ( (WWScreen_GetMode(screen) == WWSCREEN_INSIDE_ONLY) ||
  169. (WWScreen_GetMode(screen) == WWSCREEN_OUTSIDE_ONLY) ) {
  170. sx = WWScreen_GetDrawX(screen);
  171. sy = WWScreen_GetDrawX(screen);
  172. /*
  173. * マニュアルの screen2_set_window() の説明には「表示領域の横幅と縦幅」と
  174. * 書いてあるが,実際には「表示領域の横幅+1と縦幅+1」で動作する
  175. * みたい?(未確認)なので,-1 しなくてよい?
  176. * もしくは,WonderWitch での実際の動作は,
  177. * ex = sx + WWScreen_GetDrawWidth( screen);
  178. * でなく
  179. * ex = WWScreen_GetDrawWidth( screen);
  180. * なのかもしれない.
  181. */
  182. #if 0
  183. ex = sx + WWScreen_GetDrawWidth( screen) - 1;
  184. ey = sy + WWScreen_GetDrawHeight(screen) - 1;
  185. #else
  186. ex = sx + WWScreen_GetDrawWidth( screen);
  187. ey = sy + WWScreen_GetDrawHeight(screen);
  188. #endif
  189. }
  190. mode = WWScreen_GetMode(screen);
  191. /* 以下はホットスポットになるので,そのうちループアンローリング */
  192. /* したほうがいいかも */
  193. for (y = 0; y < lcd_panel_height; y++) {
  194. for (x = 0; x < lcd_panel_width; x++) {
  195. px = x + WWScreen_GetRollX(screen);
  196. py = y + WWScreen_GetRollY(screen);
  197. if (mode == WWSCREEN_INSIDE_ONLY) {
  198. if (y > ey) {
  199. x = lcd_panel_width - 1; y = lcd_panel_height - 1; continue;
  200. }
  201. if (y < sy) { x = lcd_panel_width - 1; y = sy - 1; continue; }
  202. if (x > ex) { x = lcd_panel_width - 1; continue; }
  203. if (x < sx) { x = sx - 1; continue; }
  204. } else if (mode == WWSCREEN_OUTSIDE_ONLY) {
  205. if ( (x >= sx) && (x <= ex) && (y >= sy) && (y <= ey) ) {
  206. x = ex;
  207. continue;
  208. }
  209. }
  210. pixel = WWScreen_GetPixel(screen, px, py);
  211. /* 透明色の場合 */
  212. if (pixel == -1) continue;
  213. pixel = WWColorMap_GetLCDColor(WWDisplay_GetColorMap(display), pixel);
  214. WWLCDPanel_SetPixel(lcd_panel, x, y, pixel);
  215. }
  216. }
  217. return (0);
  218. }
  219. static int WWDisplay_DrawSprite(WWDisplay display, WWSprite sprite)
  220. {
  221. int x, y, lcd_x, lcd_y;
  222. int sx, sy, ex, ey;
  223. int pixel, outside;
  224. sx = WWDisplay_GetSpriteWindowX(display) - 1;
  225. sy = WWDisplay_GetSpriteWindowY(display) - 1;
  226. /* 以下は WWDisplay_DrawScreen() に合わせた */
  227. #if 0
  228. ex = sx + WWDisplay_GetSpriteWindowWidth(display) - 1;
  229. ey = sy + WWDisplay_GetSpriteWindowHeight(display) - 1;
  230. #else
  231. ex = sx + WWDisplay_GetSpriteWindowWidth(display);
  232. ey = sy + WWDisplay_GetSpriteWindowHeight(display);
  233. #endif
  234. for (y = 0; y < 8; y++) {
  235. for (x = 0; x < 8; x++) {
  236. pixel = WWSprite_GetPixel(sprite, x, y);
  237. /* 透明色の場合 */
  238. if (pixel == -1) continue;
  239. lcd_x = WWSprite_GetX(sprite) + x;
  240. lcd_y = WWSprite_GetY(sprite) + y;
  241. if (WWDisplay_GetSpriteWindowEnable(display)) {
  242. if ( (lcd_x < sx) || (lcd_y < sy) || (lcd_x > ex) || (lcd_y > ey) )
  243. outside = 1;
  244. else
  245. outside = 0;
  246. if (WWSprite_GetClipping(sprite)) { /* ウインドウの外側部分を表示 */
  247. if (!outside) continue;
  248. } else { /* ウインドウの内側部分を表示 */
  249. if (outside) continue;
  250. }
  251. }
  252. pixel = WWColorMap_GetLCDColor(WWDisplay_GetColorMap(display), pixel);
  253. WWLCDPanel_SetPixel(WWDisplay_GetLCDPanel(display), lcd_x, lcd_y, pixel);
  254. }
  255. }
  256. return (0);
  257. }
  258. int WWDisplay_DrawLCDPanel(WWDisplay display)
  259. {
  260. WWLCDPanel lcd_panel;
  261. WWScreen screen;
  262. int x, y, i;
  263. int lcd_panel_width;
  264. int lcd_panel_height;
  265. WWColorMap color_map;
  266. int border;
  267. WWSprite sprite;
  268. lcd_panel = WWDisplay_GetLCDPanel(display);
  269. lcd_panel_width = WWLCDPanel_GetWidth(lcd_panel);
  270. lcd_panel_height = WWLCDPanel_GetHeight(lcd_panel);
  271. color_map = WWDisplay_GetColorMap(display);
  272. border = WWDisplay_GetBorder(display);
  273. /* ボーダーカラーで埋める */
  274. for (x = 0; x < lcd_panel_width; x++) {
  275. for (y = 0; y < lcd_panel_height; y++) {
  276. WWLCDPanel_SetPixel(lcd_panel, x, y,
  277. WWColorMap_GetLCDColor(color_map, border));
  278. }
  279. }
  280. /* スクリーン1描画 */
  281. WWDisplay_DrawScreen(display, WWDisplay_GetScreen(display, 0));
  282. /* スプライト描画(スクリーン2より優先でないもの) */
  283. /* 重なった場合は,番号の若いものが手前に表示される */
  284. if (WWDisplay_GetSpriteEnable(display)) {
  285. for (i = WWDisplay_GetSpriteCount(display) - 1; i >= 0; i--) {
  286. sprite = WWDisplay_GetSprite(display,
  287. i + WWDisplay_GetSpriteStart(display));
  288. if (!WWSprite_GetPriority(sprite)) {
  289. WWDisplay_DrawSprite(display, sprite);
  290. }
  291. }
  292. }
  293. /* スクリーン2描画 */
  294. WWDisplay_DrawScreen(display, WWDisplay_GetScreen(display, 1));
  295. /* スプライト描画(スクリーン2より優先なもの) */
  296. /* 重なった場合は,番号の若いものが手前に表示される */
  297. if (WWDisplay_GetSpriteEnable(display)) {
  298. for (i = WWDisplay_GetSpriteCount(display) - 1; i >= 0; i--) {
  299. sprite = WWDisplay_GetSprite(display,
  300. i + WWDisplay_GetSpriteStart(display));
  301. if (WWSprite_GetPriority(sprite)) {
  302. WWDisplay_DrawSprite(display, sprite);
  303. }
  304. }
  305. }
  306. return (0);
  307. }
  308. /*****************************************************************************/
  309. /* ここまで */
  310. /*****************************************************************************/
  311. /*****************************************************************************/
  312. /* End of File. */
  313. /*****************************************************************************/