/branches/WXSJ/????/??/???/Devil/src-ILUT/src/ilut_states.c

http://mmo-resourse.googlecode.com/ · C · 379 lines · 277 code · 77 blank · 25 comment · 29 complexity · 056b3ff3490931320dd113836bc4692a MD5 · raw file 

    

  1. //-----------------------------------------------------------------------------

    2. 

  2. //

    3. 

  3. // ImageLib Utility Toolkit Sources

    4. 

  4. // Copyright (C) 2000-2002 by Denton Woods

    5. 

  5. // Last modified: 05/18/2002 <--Y2K Compliant! =]

    6. 

  6. //

    7. 

  7. // Filename: src-ILUT/src/ilut_states.c

    8. 

  8. //

    9. 

  9. // Description: The state machine

    10. 

  10. //

    11. 

  11. //-----------------------------------------------------------------------------

    12. 

  12. 

    13. 

  13. 

    14. 

  14. #include "ilut_internal.h"

    15. 

  15. #include "ilut_states.h"

    16. 

  16. //#ifdef ILUT_USE_OPENGL

    17. 

  17. 	#include "ilut_opengl.h"

    18. 

  18. //#endif

    19. 

  19. 

    20. 

  20. 

    21. 

  21. const char *_ilutVendor		= "Abysmal Software";

    22. 

  22. const char *_ilutVersion	= "Developer's Image Library Utility Toolkit (ILUT) 1.6.7 " __DATE__;

    23. 

  23. 

    24. 

  24. 

    25. 

  25. 

    26. 

  26. // Set all states to their defaults

    27. 

  27. ILvoid ilutDefaultStates()

    28. 

  28. {

    29. 

  29. 	ilutStates[ilutCurrentPos].ilutUsePalettes = IL_FALSE;

    30. 

  30. 	ilutStates[ilutCurrentPos].ilutOglConv = IL_FALSE;  // IL_TRUE ?

    31. 

  31. 	ilutStates[ilutCurrentPos].ilutDXTCFormat = 0;

    32. 

  32. 	ilutStates[ilutCurrentPos].ilutUseS3TC = IL_FALSE;

    33. 

  33. 	ilutStates[ilutCurrentPos].ilutGenS3TC = IL_FALSE;

    34. 

  34. 	ilutStates[ilutCurrentPos].ilutAutodetectTextureTarget = IL_FALSE;

    35. 

  35. 	ilutStates[ilutCurrentPos].D3DMipLevels = 0;

    36. 

  36. 	ilutStates[ilutCurrentPos].D3DPool = 0;

    37. 

  37. 	ilutStates[ilutCurrentPos].D3DAlphaKeyColor = -1;

    38. 

  38. }

    39. 

  39. 

    40. 

  40. 

    41. 

  41. ILvoid ILAPIENTRY ilutD3D8MipFunc(ILuint NumLevels)

    42. 

  42. {

    43. 

  43. 	ilutStates[ilutCurrentPos].D3DMipLevels = NumLevels;

    44. 

  44. 	return;

    45. 

  45. }

    46. 

  46. 

    47. 

  47. 

    48. 

  48. ILstring ILAPIENTRY ilutGetString(ILenum StringName)

    49. 

  49. {

    50. 

  50. 	switch (StringName)

    51. 

  51. 	{

    52. 

  52. 		case ILUT_VENDOR:

    53. 

  53. 			return (const ILstring)_ilutVendor;

    54. 

  54. 		//changed 2003-09-04

    55. 

  55. 		case ILUT_VERSION_NUM:

    56. 

  56. 			return (const ILstring)_ilutVersion;

    57. 

  57. 		default:

    58. 

  58. 			ilSetError(ILUT_INVALID_PARAM);

    59. 

  59. 			break;

    60. 

  60. 	}

    61. 

  61. 	return NULL;

    62. 

  62. }

    63. 

  63. 

    64. 

  64. 

    65. 

  65. ILboolean ILAPIENTRY ilutEnable(ILenum Mode)

    66. 

  66. {

    67. 

  67. 	return ilutAble(Mode, IL_TRUE);

    68. 

  68. }

    69. 

  69. 

    70. 

  70. 

    71. 

  71. ILboolean ILAPIENTRY ilutDisable(ILenum Mode)

    72. 

  72. {

    73. 

  73. 	return ilutAble(Mode, IL_FALSE);

    74. 

  74. }

    75. 

  75. 

    76. 

  76. 

    77. 

  77. ILboolean ilutAble(ILenum Mode, ILboolean Flag)

    78. 

  78. {

    79. 

  79. 	switch (Mode)

    80. 

  80. 	{

    81. 

  81. 		case ILUT_PALETTE_MODE:

    82. 

  82. 			ilutStates[ilutCurrentPos].ilutUsePalettes = Flag;

    83. 

  83. 			break;

    84. 

  84. 

    85. 

  85. 		case ILUT_OPENGL_CONV:

    86. 

  86. 			ilutStates[ilutCurrentPos].ilutOglConv = Flag;

    87. 

  87. 			break;

    88. 

  88. 

    89. 

  89. 		case ILUT_GL_USE_S3TC:

    90. 

  90. 			ilutStates[ilutCurrentPos].ilutUseS3TC = Flag;

    91. 

  91. 			break;

    92. 

  92. 

    93. 

  93. 		case ILUT_GL_GEN_S3TC:

    94. 

  94. 			ilutStates[ilutCurrentPos].ilutGenS3TC = Flag;

    95. 

  95. 			break;

    96. 

  96. 

    97. 

  97. 		case ILUT_GL_AUTODETECT_TEXTURE_TARGET:

    98. 

  98. 			ilutStates[ilutCurrentPos].ilutAutodetectTextureTarget = Flag;

    99. 

  99. 			break;

    100. 

  100. 

    101. 

  101. 

    102. 

  102. 		default:

    103. 

  103. 			ilSetError(ILUT_INVALID_ENUM);

    104. 

  104. 			return IL_FALSE;

    105. 

  105. 	}

    106. 

  106. 

    107. 

  107. 	return IL_TRUE;

    108. 

  108. }

    109. 

  109. 

    110. 

  110. 

    111. 

  111. ILboolean ILAPIENTRY ilutIsEnabled(ILenum Mode)

    112. 

  112. {

    113. 

  113. 	switch (Mode)

    114. 

  114. 	{

    115. 

  115. 		case ILUT_PALETTE_MODE:

    116. 

  116. 			return ilutStates[ilutCurrentPos].ilutUsePalettes;

    117. 

  117. 

    118. 

  118. 		case ILUT_OPENGL_CONV:

    119. 

  119. 			return ilutStates[ilutCurrentPos].ilutOglConv;

    120. 

  120. 

    121. 

  121. 		case ILUT_GL_USE_S3TC:

    122. 

  122. 			return ilutStates[ilutCurrentPos].ilutUseS3TC;

    123. 

  123. 

    124. 

  124. 		case ILUT_GL_GEN_S3TC:

    125. 

  125. 			return ilutStates[ilutCurrentPos].ilutGenS3TC;

    126. 

  126. 

    127. 

  127. 		case ILUT_GL_AUTODETECT_TEXTURE_TARGET:

    128. 

  128. 			return ilutStates[ilutCurrentPos].ilutAutodetectTextureTarget;

    129. 

  129. 

    130. 

  130. 

    131. 

  131. 		default:

    132. 

  132. 			ilSetError(ILUT_INVALID_ENUM);

    133. 

  133. 	}

    134. 

  134. 

    135. 

  135. 	return IL_FALSE;

    136. 

  136. }

    137. 

  137. 

    138. 

  138. 

    139. 

  139. ILboolean ILAPIENTRY ilutIsDisabled(ILenum Mode)

    140. 

  140. {

    141. 

  141. 	return !ilutIsEnabled(Mode);

    142. 

  142. }

    143. 

  143. 

    144. 

  144. 

    145. 

  145. ILvoid ILAPIENTRY ilutGetBooleanv(ILenum Mode, ILboolean *Param)

    146. 

  146. {

    147. 

  147. 	switch (Mode)

    148. 

  148. 	{

    149. 

  149. 		case ILUT_PALETTE_MODE:

    150. 

  150. 			*Param = ilutStates[ilutCurrentPos].ilutUsePalettes;

    151. 

  151. 			break;

    152. 

  152. 

    153. 

  153. 		case ILUT_OPENGL_CONV:

    154. 

  154. 			*Param = ilutStates[ilutCurrentPos].ilutOglConv;

    155. 

  155. 			break;

    156. 

  156. 

    157. 

  157. 		case ILUT_GL_USE_S3TC:

    158. 

  158. 			*Param = ilutStates[ilutCurrentPos].ilutUseS3TC;

    159. 

  159. 			break;

    160. 

  160. 

    161. 

  161. 		case ILUT_GL_GEN_S3TC:

    162. 

  162. 			*Param = ilutStates[ilutCurrentPos].ilutGenS3TC;

    163. 

  163. 			break;

    164. 

  164. 

    165. 

  165. 		case ILUT_GL_AUTODETECT_TEXTURE_TARGET:

    166. 

  166. 			*Param = ilutStates[ilutCurrentPos].ilutAutodetectTextureTarget;

    167. 

  167. 			break;

    168. 

  168. 

    169. 

  169. 		default:

    170. 

  170. 			ilSetError(ILUT_INVALID_ENUM);

    171. 

  171. 	}

    172. 

  172. 	return;

    173. 

  173. }

    174. 

  174. 

    175. 

  175. 

    176. 

  176. ILboolean ILAPIENTRY ilutGetBoolean(ILenum Mode)

    177. 

  177. {

    178. 

  178. 	ILboolean Temp = IL_FALSE;

    179. 

  179. 	ilutGetBooleanv(Mode, &Temp);

    180. 

  180. 	return Temp;

    181. 

  181. }

    182. 

  182. 

    183. 

  183. 

    184. 

  184. ILvoid ILAPIENTRY ilutGetIntegerv(ILenum Mode, ILint *Param)

    185. 

  185. {

    186. 

  186. 	switch (Mode)

    187. 

  187. 	{

    188. 

  188. 		/*case IL_ORIGIN_MODE:

    189. 

  189. 			*Param = ilutStates[ilutCurrentPos].ilutOriginMode;

    190. 

  190. 			break;*/

    191. 

  191. 		case ILUT_VERSION_NUM:

    192. 

  192. 			*Param = ILUT_VERSION;

    193. 

  193. 			break;

    194. 

  194. 		case ILUT_PALETTE_MODE:

    195. 

  195. 			*Param = ilutStates[ilutCurrentPos].ilutUsePalettes;

    196. 

  196. 			break;

    197. 

  197. 		case ILUT_OPENGL_CONV:

    198. 

  198. 			*Param = ilutStates[ilutCurrentPos].ilutOglConv;

    199. 

  199. 			break;

    200. 

  200. 		case ILUT_GL_USE_S3TC:

    201. 

  201. 			*Param = ilutStates[ilutCurrentPos].ilutUseS3TC;

    202. 

  202. 			break;

    203. 

  203. 		case ILUT_GL_GEN_S3TC:

    204. 

  204. 			*Param = ilutStates[ilutCurrentPos].ilutUseS3TC;

    205. 

  205. 			break;

    206. 

  206. 		case ILUT_S3TC_FORMAT:

    207. 

  207. 			*Param = ilutStates[ilutCurrentPos].ilutDXTCFormat;

    208. 

  208. 			break;

    209. 

  209. 		case ILUT_GL_AUTODETECT_TEXTURE_TARGET:

    210. 

  210. 			*Param = ilutStates[ilutCurrentPos].ilutAutodetectTextureTarget;

    211. 

  211. 			break;

    212. 

  212. 		case ILUT_D3D_MIPLEVELS:

    213. 

  213. 			*Param = ilutStates[ilutCurrentPos].D3DMipLevels;

    214. 

  214. 			break;

    215. 

  215. 		case ILUT_D3D_ALPHA_KEY_COLOR:

    216. 

  216. 			*Param = ilutStates[ilutCurrentPos].D3DAlphaKeyColor;

    217. 

  217. 			break;

    218. 

  218. 		case ILUT_D3D_POOL:

    219. 

  219. 			*Param = ilutStates[ilutCurrentPos].D3DPool;

    220. 

  220. 			break;

    221. 

  221. 

    222. 

  222. 		default:

    223. 

  223. 			ilSetError(ILUT_INVALID_ENUM);

    224. 

  224. 	}

    225. 

  225. 	return;

    226. 

  226. }

    227. 

  227. 

    228. 

  228. 

    229. 

  229. ILint ILAPIENTRY ilutGetInteger(ILenum Mode)

    230. 

  230. {

    231. 

  231. 	ILint Temp = 0;

    232. 

  232. 	ilutGetIntegerv(Mode, &Temp);

    233. 

  233. 	return Temp;

    234. 

  234. }

    235. 

  235. 

    236. 

  236. 

    237. 

  237. ILvoid ILAPIENTRY ilutSetInteger(ILenum Mode, ILint Param)

    238. 

  238. {

    239. 

  239. 	switch (Mode)

    240. 

  240. 	{

    241. 

  241. 		case ILUT_S3TC_FORMAT:

    242. 

  242. 			if (Param >= IL_DXT1 && Param <= IL_DXT5) {

    243. 

  243. 				ilutStates[ilutCurrentPos].ilutDXTCFormat = Param;

    244. 

  244. 				return;

    245. 

  245. 			}

    246. 

  246. 

    247. 

  247. //#ifdef ILUT_USE_OPENGL

    248. 

  248. 		case ILUT_MAXTEX_WIDTH:

    249. 

  249. 			iGLSetMaxW(Param);

    250. 

  250. 			return;

    251. 

  251. 		case ILUT_MAXTEX_HEIGHT:

    252. 

  252. 			iGLSetMaxH(Param);

    253. 

  253. 			return;

    254. 

  254. 		case ILUT_MAXTEX_DEPTH:

    255. 

  255. 

    256. 

  256. 			break;

    257. 

  257. 		case ILUT_GL_USE_S3TC:

    258. 

  258. 			if (Param == IL_TRUE || Param == IL_FALSE) {

    259. 

  259. 				ilutStates[ilutCurrentPos].ilutUseS3TC = Param;

    260. 

  260. 				return;

    261. 

  261. 			}

    262. 

  262. 			break;

    263. 

  263. 		case ILUT_GL_GEN_S3TC:

    264. 

  264. 			if (Param == IL_TRUE || Param == IL_FALSE) {

    265. 

  265. 				ilutStates[ilutCurrentPos].ilutGenS3TC = Param;

    266. 

  266. 				return;

    267. 

  267. 			}

    268. 

  268. 			break;

    269. 

  269. 		case ILUT_GL_AUTODETECT_TEXTURE_TARGET:

    270. 

  270. 			if (Param == IL_TRUE || Param == IL_FALSE) {

    271. 

  271. 				ilutStates[ilutCurrentPos].ilutAutodetectTextureTarget = Param;

    272. 

  272. 				return;

    273. 

  273. 			}

    274. 

  274. 			break;

    275. 

  275. //#endif//ILUT_USE_OPENGL

    276. 

  276. 

    277. 

  277. //#ifdef ILUT_USE_DIRECTX8

    278. 

  278. 		case ILUT_D3D_MIPLEVELS:

    279. 

  279. 			if (Param >= 0) {

    280. 

  280. 				ilutStates[ilutCurrentPos].D3DMipLevels = Param;

    281. 

  281. 				return;

    282. 

  282. 			}

    283. 

  283. 			break;

    284. 

  284. 

    285. 

  285. 		case ILUT_D3D_ALPHA_KEY_COLOR:

    286. 

  286. 				ilutStates[ilutCurrentPos].D3DAlphaKeyColor = Param;

    287. 

  287. 				return;

    288. 

  288. 			break;

    289. 

  289. 

    290. 

  290. 		case ILUT_D3D_POOL:

    291. 

  291. 			if (Param >= 0 && Param <= 2) {

    292. 

  292. 				ilutStates[ilutCurrentPos].D3DPool = Param;

    293. 

  293. 				return;

    294. 

  294. 			}

    295. 

  295. 			break;

    296. 

  296. //#endif//ILUT_USE_DIRECTX8

    297. 

  297. 

    298. 

  298. 		default:

    299. 

  299. 			ilSetError(ILUT_INVALID_ENUM);

    300. 

  300. 	}

    301. 

  301. 

    302. 

  302. 	ilSetError(IL_INVALID_PARAM);  // Parameter not in valid bounds.

    303. 

  303. 	return;

    304. 

  304. }

    305. 

  305. 

    306. 

  306. 

    307. 

  307. ILvoid ILAPIENTRY ilutPushAttrib(ILuint Bits)

    308. 

  308. {

    309. 

  309. 	// Should we check here to see if ilCurrentPos is negative?

    310. 

  310. 

    311. 

  311. 	if (ilutCurrentPos >= ILUT_ATTRIB_STACK_MAX - 1) {

    312. 

  312. 		ilutCurrentPos = ILUT_ATTRIB_STACK_MAX - 1;

    313. 

  313. 		ilSetError(ILUT_STACK_OVERFLOW);

    314. 

  314. 		return;

    315. 

  315. 	}

    316. 

  316. 

    317. 

  317. 	ilutCurrentPos++;

    318. 

  318. 

    319. 

  319. 	//memcpy(&ilutStates[ilutCurrentPos], &ilutStates[ilutCurrentPos - 1], sizeof(ILUT_STATES));

    320. 

  320. 

    321. 

  321. 	if (Bits & ILUT_OPENGL_BIT) {

    322. 

  322. 		ilutStates[ilutCurrentPos].ilutUsePalettes = ilutStates[ilutCurrentPos-1].ilutUsePalettes;

    323. 

  323. 		ilutStates[ilutCurrentPos].ilutOglConv = ilutStates[ilutCurrentPos-1].ilutOglConv;

    324. 

  324. 	}

    325. 

  325. 	if (Bits & ILUT_D3D_BIT) {

    326. 

  326. 		ilutStates[ilutCurrentPos].D3DMipLevels = ilutStates[ilutCurrentPos-1].D3DMipLevels;

    327. 

  327. 		ilutStates[ilutCurrentPos].D3DAlphaKeyColor = ilutStates[ilutCurrentPos-1].D3DAlphaKeyColor;

    328. 

  328. 	}

    329. 

  329. 

    330. 

  330. 	return;

    331. 

  331. }

    332. 

  332. 

    333. 

  333. 

    334. 

  334. ILvoid ILAPIENTRY ilutPopAttrib()

    335. 

  335. {

    336. 

  336. 	if (ilutCurrentPos <= 0) {

    337. 

  337. 		ilutCurrentPos = 0;

    338. 

  338. 		ilSetError(ILUT_STACK_UNDERFLOW);

    339. 

  339. 		return;

    340. 

  340. 	}

    341. 

  341. 

    342. 

  342. 	// Should we check here to see if ilutCurrentPos is too large?

    343. 

  343. 	ilutCurrentPos--;

    344. 

  344. 

    345. 

  345. 	return;

    346. 

  346. }

    347. 

  347. 

    348. 

  348. 

    349. 

  349. ILboolean ILAPIENTRY ilutRenderer(ILenum Renderer)

    350. 

  350. {

    351. 

  351. 	if (Renderer > ILUT_WIN32) {

    352. 

  352. 		ilSetError(ILUT_INVALID_VALUE);

    353. 

  353. 		return IL_FALSE;

    354. 

  354. 	}

    355. 

  355. 

    356. 

  356. 	switch (Renderer)

    357. 

  357. 	{

    358. 

  358. 		#ifdef ILUT_USE_OPENGL

    359. 

  359. 		case ILUT_OPENGL:

    360. 

  360. 			return ilutGLInit();

    361. 

  361. 		#endif

    362. 

  362. 

    363. 

  363. 		#ifdef ILUT_USE_WIN32

    364. 

  364. 		case ILUT_WIN32:

    365. 

  365. 			return ilutWin32Init();

    366. 

  366. 		#endif

    367. 

  367. 

    368. 

  368. 		#ifdef ILUT_USE_DIRECTX8

    369. 

  369. 		case ILUT_DIRECT3D8:

    370. 

  370. 			return ilutD3D8Init();

    371. 

  371. 		#endif

    372. 

  372. 

    373. 

  373. 

    374. 

  374. 		default:

    375. 

  375. 			ilSetError(ILUT_NOT_SUPPORTED);

    376. 

  376. 	}

    377. 

  377. 

    378. 

  378. 	return IL_FALSE;

    379. 

  379. }
    380.