rendering_device_commons.cpp 30 KB

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  1. /**************************************************************************/
  2. /* rendering_device_commons.cpp */
  3. /**************************************************************************/
  4. /* This file is part of: */
  5. /* GODOT ENGINE */
  6. /* https://godotengine.org */
  7. /**************************************************************************/
  8. /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
  9. /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
  10. /* */
  11. /* Permission is hereby granted, free of charge, to any person obtaining */
  12. /* a copy of this software and associated documentation files (the */
  13. /* "Software"), to deal in the Software without restriction, including */
  14. /* without limitation the rights to use, copy, modify, merge, publish, */
  15. /* distribute, sublicense, and/or sell copies of the Software, and to */
  16. /* permit persons to whom the Software is furnished to do so, subject to */
  17. /* the following conditions: */
  18. /* */
  19. /* The above copyright notice and this permission notice shall be */
  20. /* included in all copies or substantial portions of the Software. */
  21. /* */
  22. /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
  23. /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
  24. /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
  25. /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
  26. /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
  27. /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
  28. /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
  29. /**************************************************************************/
  30. #include "rendering_device_commons.h"
  31. /*****************/
  32. /**** GENERIC ****/
  33. /*****************/
  34. const char *const RenderingDeviceCommons::FORMAT_NAMES[DATA_FORMAT_MAX] = {
  35. "R4G4_Unorm_Pack8",
  36. "R4G4B4A4_Unorm_Pack16",
  37. "B4G4R4A4_Unorm_Pack16",
  38. "R5G6B5_Unorm_Pack16",
  39. "B5G6R5_Unorm_Pack16",
  40. "R5G5B5A1_Unorm_Pack16",
  41. "B5G5R5A1_Unorm_Pack16",
  42. "A1R5G5B5_Unorm_Pack16",
  43. "R8_Unorm",
  44. "R8_Snorm",
  45. "R8_Uscaled",
  46. "R8_Sscaled",
  47. "R8_Uint",
  48. "R8_Sint",
  49. "R8_Srgb",
  50. "R8G8_Unorm",
  51. "R8G8_Snorm",
  52. "R8G8_Uscaled",
  53. "R8G8_Sscaled",
  54. "R8G8_Uint",
  55. "R8G8_Sint",
  56. "R8G8_Srgb",
  57. "R8G8B8_Unorm",
  58. "R8G8B8_Snorm",
  59. "R8G8B8_Uscaled",
  60. "R8G8B8_Sscaled",
  61. "R8G8B8_Uint",
  62. "R8G8B8_Sint",
  63. "R8G8B8_Srgb",
  64. "B8G8R8_Unorm",
  65. "B8G8R8_Snorm",
  66. "B8G8R8_Uscaled",
  67. "B8G8R8_Sscaled",
  68. "B8G8R8_Uint",
  69. "B8G8R8_Sint",
  70. "B8G8R8_Srgb",
  71. "R8G8B8A8_Unorm",
  72. "R8G8B8A8_Snorm",
  73. "R8G8B8A8_Uscaled",
  74. "R8G8B8A8_Sscaled",
  75. "R8G8B8A8_Uint",
  76. "R8G8B8A8_Sint",
  77. "R8G8B8A8_Srgb",
  78. "B8G8R8A8_Unorm",
  79. "B8G8R8A8_Snorm",
  80. "B8G8R8A8_Uscaled",
  81. "B8G8R8A8_Sscaled",
  82. "B8G8R8A8_Uint",
  83. "B8G8R8A8_Sint",
  84. "B8G8R8A8_Srgb",
  85. "A8B8G8R8_Unorm_Pack32",
  86. "A8B8G8R8_Snorm_Pack32",
  87. "A8B8G8R8_Uscaled_Pack32",
  88. "A8B8G8R8_Sscaled_Pack32",
  89. "A8B8G8R8_Uint_Pack32",
  90. "A8B8G8R8_Sint_Pack32",
  91. "A8B8G8R8_Srgb_Pack32",
  92. "A2R10G10B10_Unorm_Pack32",
  93. "A2R10G10B10_Snorm_Pack32",
  94. "A2R10G10B10_Uscaled_Pack32",
  95. "A2R10G10B10_Sscaled_Pack32",
  96. "A2R10G10B10_Uint_Pack32",
  97. "A2R10G10B10_Sint_Pack32",
  98. "A2B10G10R10_Unorm_Pack32",
  99. "A2B10G10R10_Snorm_Pack32",
  100. "A2B10G10R10_Uscaled_Pack32",
  101. "A2B10G10R10_Sscaled_Pack32",
  102. "A2B10G10R10_Uint_Pack32",
  103. "A2B10G10R10_Sint_Pack32",
  104. "R16_Unorm",
  105. "R16_Snorm",
  106. "R16_Uscaled",
  107. "R16_Sscaled",
  108. "R16_Uint",
  109. "R16_Sint",
  110. "R16_Sfloat",
  111. "R16G16_Unorm",
  112. "R16G16_Snorm",
  113. "R16G16_Uscaled",
  114. "R16G16_Sscaled",
  115. "R16G16_Uint",
  116. "R16G16_Sint",
  117. "R16G16_Sfloat",
  118. "R16G16B16_Unorm",
  119. "R16G16B16_Snorm",
  120. "R16G16B16_Uscaled",
  121. "R16G16B16_Sscaled",
  122. "R16G16B16_Uint",
  123. "R16G16B16_Sint",
  124. "R16G16B16_Sfloat",
  125. "R16G16B16A16_Unorm",
  126. "R16G16B16A16_Snorm",
  127. "R16G16B16A16_Uscaled",
  128. "R16G16B16A16_Sscaled",
  129. "R16G16B16A16_Uint",
  130. "R16G16B16A16_Sint",
  131. "R16G16B16A16_Sfloat",
  132. "R32_Uint",
  133. "R32_Sint",
  134. "R32_Sfloat",
  135. "R32G32_Uint",
  136. "R32G32_Sint",
  137. "R32G32_Sfloat",
  138. "R32G32B32_Uint",
  139. "R32G32B32_Sint",
  140. "R32G32B32_Sfloat",
  141. "R32G32B32A32_Uint",
  142. "R32G32B32A32_Sint",
  143. "R32G32B32A32_Sfloat",
  144. "R64_Uint",
  145. "R64_Sint",
  146. "R64_Sfloat",
  147. "R64G64_Uint",
  148. "R64G64_Sint",
  149. "R64G64_Sfloat",
  150. "R64G64B64_Uint",
  151. "R64G64B64_Sint",
  152. "R64G64B64_Sfloat",
  153. "R64G64B64A64_Uint",
  154. "R64G64B64A64_Sint",
  155. "R64G64B64A64_Sfloat",
  156. "B10G11R11_Ufloat_Pack32",
  157. "E5B9G9R9_Ufloat_Pack32",
  158. "D16_Unorm",
  159. "X8_D24_Unorm_Pack32",
  160. "D32_Sfloat",
  161. "S8_Uint",
  162. "D16_Unorm_S8_Uint",
  163. "D24_Unorm_S8_Uint",
  164. "D32_Sfloat_S8_Uint",
  165. "Bc1_Rgb_Unorm_Block",
  166. "Bc1_Rgb_Srgb_Block",
  167. "Bc1_Rgba_Unorm_Block",
  168. "Bc1_Rgba_Srgb_Block",
  169. "Bc2_Unorm_Block",
  170. "Bc2_Srgb_Block",
  171. "Bc3_Unorm_Block",
  172. "Bc3_Srgb_Block",
  173. "Bc4_Unorm_Block",
  174. "Bc4_Snorm_Block",
  175. "Bc5_Unorm_Block",
  176. "Bc5_Snorm_Block",
  177. "Bc6H_Ufloat_Block",
  178. "Bc6H_Sfloat_Block",
  179. "Bc7_Unorm_Block",
  180. "Bc7_Srgb_Block",
  181. "Etc2_R8G8B8_Unorm_Block",
  182. "Etc2_R8G8B8_Srgb_Block",
  183. "Etc2_R8G8B8A1_Unorm_Block",
  184. "Etc2_R8G8B8A1_Srgb_Block",
  185. "Etc2_R8G8B8A8_Unorm_Block",
  186. "Etc2_R8G8B8A8_Srgb_Block",
  187. "Eac_R11_Unorm_Block",
  188. "Eac_R11_Snorm_Block",
  189. "Eac_R11G11_Unorm_Block",
  190. "Eac_R11G11_Snorm_Block",
  191. "Astc_4X4_Unorm_Block",
  192. "Astc_4X4_Srgb_Block",
  193. "Astc_5X4_Unorm_Block",
  194. "Astc_5X4_Srgb_Block",
  195. "Astc_5X5_Unorm_Block",
  196. "Astc_5X5_Srgb_Block",
  197. "Astc_6X5_Unorm_Block",
  198. "Astc_6X5_Srgb_Block",
  199. "Astc_6X6_Unorm_Block",
  200. "Astc_6X6_Srgb_Block",
  201. "Astc_8X5_Unorm_Block",
  202. "Astc_8X5_Srgb_Block",
  203. "Astc_8X6_Unorm_Block",
  204. "Astc_8X6_Srgb_Block",
  205. "Astc_8X8_Unorm_Block",
  206. "Astc_8X8_Srgb_Block",
  207. "Astc_10X5_Unorm_Block",
  208. "Astc_10X5_Srgb_Block",
  209. "Astc_10X6_Unorm_Block",
  210. "Astc_10X6_Srgb_Block",
  211. "Astc_10X8_Unorm_Block",
  212. "Astc_10X8_Srgb_Block",
  213. "Astc_10X10_Unorm_Block",
  214. "Astc_10X10_Srgb_Block",
  215. "Astc_12X10_Unorm_Block",
  216. "Astc_12X10_Srgb_Block",
  217. "Astc_12X12_Unorm_Block",
  218. "Astc_12X12_Srgb_Block",
  219. "G8B8G8R8_422_Unorm",
  220. "B8G8R8G8_422_Unorm",
  221. "G8_B8_R8_3Plane_420_Unorm",
  222. "G8_B8R8_2Plane_420_Unorm",
  223. "G8_B8_R8_3Plane_422_Unorm",
  224. "G8_B8R8_2Plane_422_Unorm",
  225. "G8_B8_R8_3Plane_444_Unorm",
  226. "R10X6_Unorm_Pack16",
  227. "R10X6G10X6_Unorm_2Pack16",
  228. "R10X6G10X6B10X6A10X6_Unorm_4Pack16",
  229. "G10X6B10X6G10X6R10X6_422_Unorm_4Pack16",
  230. "B10X6G10X6R10X6G10X6_422_Unorm_4Pack16",
  231. "G10X6_B10X6_R10X6_3Plane_420_Unorm_3Pack16",
  232. "G10X6_B10X6R10X6_2Plane_420_Unorm_3Pack16",
  233. "G10X6_B10X6_R10X6_3Plane_422_Unorm_3Pack16",
  234. "G10X6_B10X6R10X6_2Plane_422_Unorm_3Pack16",
  235. "G10X6_B10X6_R10X6_3Plane_444_Unorm_3Pack16",
  236. "R12X4_Unorm_Pack16",
  237. "R12X4G12X4_Unorm_2Pack16",
  238. "R12X4G12X4B12X4A12X4_Unorm_4Pack16",
  239. "G12X4B12X4G12X4R12X4_422_Unorm_4Pack16",
  240. "B12X4G12X4R12X4G12X4_422_Unorm_4Pack16",
  241. "G12X4_B12X4_R12X4_3Plane_420_Unorm_3Pack16",
  242. "G12X4_B12X4R12X4_2Plane_420_Unorm_3Pack16",
  243. "G12X4_B12X4_R12X4_3Plane_422_Unorm_3Pack16",
  244. "G12X4_B12X4R12X4_2Plane_422_Unorm_3Pack16",
  245. "G12X4_B12X4_R12X4_3Plane_444_Unorm_3Pack16",
  246. "G16B16G16R16_422_Unorm",
  247. "B16G16R16G16_422_Unorm",
  248. "G16_B16_R16_3Plane_420_Unorm",
  249. "G16_B16R16_2Plane_420_Unorm",
  250. "G16_B16_R16_3Plane_422_Unorm",
  251. "G16_B16R16_2Plane_422_Unorm",
  252. "G16_B16_R16_3Plane_444_Unorm",
  253. "Astc_4X4_Sfloat_Block",
  254. "Astc_5X4_Sfloat_Block",
  255. "Astc_5X5_Sfloat_Block",
  256. "Astc_6X5_Sfloat_Block",
  257. "Astc_6X6_Sfloat_Block",
  258. "Astc_8X5_Sfloat_Block",
  259. "Astc_8X6_Sfloat_Block",
  260. "Astc_8X8_Sfloat_Block",
  261. "Astc_10X5_Sfloat_Block",
  262. "Astc_10X6_Sfloat_Block",
  263. "Astc_10X8_Sfloat_Block",
  264. "Astc_10X10_Sfloat_Block",
  265. "Astc_12X10_Sfloat_Block",
  266. "Astc_12X12_Sfloat_Block",
  267. };
  268. /*****************/
  269. /**** TEXTURE ****/
  270. /*****************/
  271. const uint32_t RenderingDeviceCommons::TEXTURE_SAMPLES_COUNT[TEXTURE_SAMPLES_MAX] = { 1, 2, 4, 8, 16, 32, 64 };
  272. uint32_t RenderingDeviceCommons::get_image_format_pixel_size(DataFormat p_format) {
  273. switch (p_format) {
  274. case DATA_FORMAT_R4G4_UNORM_PACK8:
  275. return 1;
  276. case DATA_FORMAT_R4G4B4A4_UNORM_PACK16:
  277. case DATA_FORMAT_B4G4R4A4_UNORM_PACK16:
  278. case DATA_FORMAT_R5G6B5_UNORM_PACK16:
  279. case DATA_FORMAT_B5G6R5_UNORM_PACK16:
  280. case DATA_FORMAT_R5G5B5A1_UNORM_PACK16:
  281. case DATA_FORMAT_B5G5R5A1_UNORM_PACK16:
  282. case DATA_FORMAT_A1R5G5B5_UNORM_PACK16:
  283. return 2;
  284. case DATA_FORMAT_R8_UNORM:
  285. case DATA_FORMAT_R8_SNORM:
  286. case DATA_FORMAT_R8_USCALED:
  287. case DATA_FORMAT_R8_SSCALED:
  288. case DATA_FORMAT_R8_UINT:
  289. case DATA_FORMAT_R8_SINT:
  290. case DATA_FORMAT_R8_SRGB:
  291. return 1;
  292. case DATA_FORMAT_R8G8_UNORM:
  293. case DATA_FORMAT_R8G8_SNORM:
  294. case DATA_FORMAT_R8G8_USCALED:
  295. case DATA_FORMAT_R8G8_SSCALED:
  296. case DATA_FORMAT_R8G8_UINT:
  297. case DATA_FORMAT_R8G8_SINT:
  298. case DATA_FORMAT_R8G8_SRGB:
  299. return 2;
  300. case DATA_FORMAT_R8G8B8_UNORM:
  301. case DATA_FORMAT_R8G8B8_SNORM:
  302. case DATA_FORMAT_R8G8B8_USCALED:
  303. case DATA_FORMAT_R8G8B8_SSCALED:
  304. case DATA_FORMAT_R8G8B8_UINT:
  305. case DATA_FORMAT_R8G8B8_SINT:
  306. case DATA_FORMAT_R8G8B8_SRGB:
  307. case DATA_FORMAT_B8G8R8_UNORM:
  308. case DATA_FORMAT_B8G8R8_SNORM:
  309. case DATA_FORMAT_B8G8R8_USCALED:
  310. case DATA_FORMAT_B8G8R8_SSCALED:
  311. case DATA_FORMAT_B8G8R8_UINT:
  312. case DATA_FORMAT_B8G8R8_SINT:
  313. case DATA_FORMAT_B8G8R8_SRGB:
  314. return 3;
  315. case DATA_FORMAT_R8G8B8A8_UNORM:
  316. case DATA_FORMAT_R8G8B8A8_SNORM:
  317. case DATA_FORMAT_R8G8B8A8_USCALED:
  318. case DATA_FORMAT_R8G8B8A8_SSCALED:
  319. case DATA_FORMAT_R8G8B8A8_UINT:
  320. case DATA_FORMAT_R8G8B8A8_SINT:
  321. case DATA_FORMAT_R8G8B8A8_SRGB:
  322. case DATA_FORMAT_B8G8R8A8_UNORM:
  323. case DATA_FORMAT_B8G8R8A8_SNORM:
  324. case DATA_FORMAT_B8G8R8A8_USCALED:
  325. case DATA_FORMAT_B8G8R8A8_SSCALED:
  326. case DATA_FORMAT_B8G8R8A8_UINT:
  327. case DATA_FORMAT_B8G8R8A8_SINT:
  328. case DATA_FORMAT_B8G8R8A8_SRGB:
  329. return 4;
  330. case DATA_FORMAT_A8B8G8R8_UNORM_PACK32:
  331. case DATA_FORMAT_A8B8G8R8_SNORM_PACK32:
  332. case DATA_FORMAT_A8B8G8R8_USCALED_PACK32:
  333. case DATA_FORMAT_A8B8G8R8_SSCALED_PACK32:
  334. case DATA_FORMAT_A8B8G8R8_UINT_PACK32:
  335. case DATA_FORMAT_A8B8G8R8_SINT_PACK32:
  336. case DATA_FORMAT_A8B8G8R8_SRGB_PACK32:
  337. case DATA_FORMAT_A2R10G10B10_UNORM_PACK32:
  338. case DATA_FORMAT_A2R10G10B10_SNORM_PACK32:
  339. case DATA_FORMAT_A2R10G10B10_USCALED_PACK32:
  340. case DATA_FORMAT_A2R10G10B10_SSCALED_PACK32:
  341. case DATA_FORMAT_A2R10G10B10_UINT_PACK32:
  342. case DATA_FORMAT_A2R10G10B10_SINT_PACK32:
  343. case DATA_FORMAT_A2B10G10R10_UNORM_PACK32:
  344. case DATA_FORMAT_A2B10G10R10_SNORM_PACK32:
  345. case DATA_FORMAT_A2B10G10R10_USCALED_PACK32:
  346. case DATA_FORMAT_A2B10G10R10_SSCALED_PACK32:
  347. case DATA_FORMAT_A2B10G10R10_UINT_PACK32:
  348. case DATA_FORMAT_A2B10G10R10_SINT_PACK32:
  349. return 4;
  350. case DATA_FORMAT_R16_UNORM:
  351. case DATA_FORMAT_R16_SNORM:
  352. case DATA_FORMAT_R16_USCALED:
  353. case DATA_FORMAT_R16_SSCALED:
  354. case DATA_FORMAT_R16_UINT:
  355. case DATA_FORMAT_R16_SINT:
  356. case DATA_FORMAT_R16_SFLOAT:
  357. return 2;
  358. case DATA_FORMAT_R16G16_UNORM:
  359. case DATA_FORMAT_R16G16_SNORM:
  360. case DATA_FORMAT_R16G16_USCALED:
  361. case DATA_FORMAT_R16G16_SSCALED:
  362. case DATA_FORMAT_R16G16_UINT:
  363. case DATA_FORMAT_R16G16_SINT:
  364. case DATA_FORMAT_R16G16_SFLOAT:
  365. return 4;
  366. case DATA_FORMAT_R16G16B16_UNORM:
  367. case DATA_FORMAT_R16G16B16_SNORM:
  368. case DATA_FORMAT_R16G16B16_USCALED:
  369. case DATA_FORMAT_R16G16B16_SSCALED:
  370. case DATA_FORMAT_R16G16B16_UINT:
  371. case DATA_FORMAT_R16G16B16_SINT:
  372. case DATA_FORMAT_R16G16B16_SFLOAT:
  373. return 6;
  374. case DATA_FORMAT_R16G16B16A16_UNORM:
  375. case DATA_FORMAT_R16G16B16A16_SNORM:
  376. case DATA_FORMAT_R16G16B16A16_USCALED:
  377. case DATA_FORMAT_R16G16B16A16_SSCALED:
  378. case DATA_FORMAT_R16G16B16A16_UINT:
  379. case DATA_FORMAT_R16G16B16A16_SINT:
  380. case DATA_FORMAT_R16G16B16A16_SFLOAT:
  381. return 8;
  382. case DATA_FORMAT_R32_UINT:
  383. case DATA_FORMAT_R32_SINT:
  384. case DATA_FORMAT_R32_SFLOAT:
  385. return 4;
  386. case DATA_FORMAT_R32G32_UINT:
  387. case DATA_FORMAT_R32G32_SINT:
  388. case DATA_FORMAT_R32G32_SFLOAT:
  389. return 8;
  390. case DATA_FORMAT_R32G32B32_UINT:
  391. case DATA_FORMAT_R32G32B32_SINT:
  392. case DATA_FORMAT_R32G32B32_SFLOAT:
  393. return 12;
  394. case DATA_FORMAT_R32G32B32A32_UINT:
  395. case DATA_FORMAT_R32G32B32A32_SINT:
  396. case DATA_FORMAT_R32G32B32A32_SFLOAT:
  397. return 16;
  398. case DATA_FORMAT_R64_UINT:
  399. case DATA_FORMAT_R64_SINT:
  400. case DATA_FORMAT_R64_SFLOAT:
  401. return 8;
  402. case DATA_FORMAT_R64G64_UINT:
  403. case DATA_FORMAT_R64G64_SINT:
  404. case DATA_FORMAT_R64G64_SFLOAT:
  405. return 16;
  406. case DATA_FORMAT_R64G64B64_UINT:
  407. case DATA_FORMAT_R64G64B64_SINT:
  408. case DATA_FORMAT_R64G64B64_SFLOAT:
  409. return 24;
  410. case DATA_FORMAT_R64G64B64A64_UINT:
  411. case DATA_FORMAT_R64G64B64A64_SINT:
  412. case DATA_FORMAT_R64G64B64A64_SFLOAT:
  413. return 32;
  414. case DATA_FORMAT_B10G11R11_UFLOAT_PACK32:
  415. case DATA_FORMAT_E5B9G9R9_UFLOAT_PACK32:
  416. return 4;
  417. case DATA_FORMAT_D16_UNORM:
  418. return 2;
  419. case DATA_FORMAT_X8_D24_UNORM_PACK32:
  420. return 4;
  421. case DATA_FORMAT_D32_SFLOAT:
  422. return 4;
  423. case DATA_FORMAT_S8_UINT:
  424. return 1;
  425. case DATA_FORMAT_D16_UNORM_S8_UINT:
  426. return 4;
  427. case DATA_FORMAT_D24_UNORM_S8_UINT:
  428. return 4;
  429. case DATA_FORMAT_D32_SFLOAT_S8_UINT:
  430. return 5; // ?
  431. case DATA_FORMAT_BC1_RGB_UNORM_BLOCK:
  432. case DATA_FORMAT_BC1_RGB_SRGB_BLOCK:
  433. case DATA_FORMAT_BC1_RGBA_UNORM_BLOCK:
  434. case DATA_FORMAT_BC1_RGBA_SRGB_BLOCK:
  435. case DATA_FORMAT_BC2_UNORM_BLOCK:
  436. case DATA_FORMAT_BC2_SRGB_BLOCK:
  437. case DATA_FORMAT_BC3_UNORM_BLOCK:
  438. case DATA_FORMAT_BC3_SRGB_BLOCK:
  439. case DATA_FORMAT_BC4_UNORM_BLOCK:
  440. case DATA_FORMAT_BC4_SNORM_BLOCK:
  441. case DATA_FORMAT_BC5_UNORM_BLOCK:
  442. case DATA_FORMAT_BC5_SNORM_BLOCK:
  443. case DATA_FORMAT_BC6H_UFLOAT_BLOCK:
  444. case DATA_FORMAT_BC6H_SFLOAT_BLOCK:
  445. case DATA_FORMAT_BC7_UNORM_BLOCK:
  446. case DATA_FORMAT_BC7_SRGB_BLOCK:
  447. return 1;
  448. case DATA_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
  449. case DATA_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
  450. case DATA_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
  451. case DATA_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
  452. case DATA_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
  453. case DATA_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
  454. return 1;
  455. case DATA_FORMAT_EAC_R11_UNORM_BLOCK:
  456. case DATA_FORMAT_EAC_R11_SNORM_BLOCK:
  457. case DATA_FORMAT_EAC_R11G11_UNORM_BLOCK:
  458. case DATA_FORMAT_EAC_R11G11_SNORM_BLOCK:
  459. return 1;
  460. case DATA_FORMAT_ASTC_4x4_UNORM_BLOCK:
  461. case DATA_FORMAT_ASTC_4x4_SRGB_BLOCK:
  462. case DATA_FORMAT_ASTC_5x4_UNORM_BLOCK:
  463. case DATA_FORMAT_ASTC_5x4_SRGB_BLOCK:
  464. case DATA_FORMAT_ASTC_5x5_UNORM_BLOCK:
  465. case DATA_FORMAT_ASTC_5x5_SRGB_BLOCK:
  466. case DATA_FORMAT_ASTC_6x5_UNORM_BLOCK:
  467. case DATA_FORMAT_ASTC_6x5_SRGB_BLOCK:
  468. case DATA_FORMAT_ASTC_6x6_UNORM_BLOCK:
  469. case DATA_FORMAT_ASTC_6x6_SRGB_BLOCK:
  470. case DATA_FORMAT_ASTC_8x5_UNORM_BLOCK:
  471. case DATA_FORMAT_ASTC_8x5_SRGB_BLOCK:
  472. case DATA_FORMAT_ASTC_8x6_UNORM_BLOCK:
  473. case DATA_FORMAT_ASTC_8x6_SRGB_BLOCK:
  474. case DATA_FORMAT_ASTC_8x8_UNORM_BLOCK:
  475. case DATA_FORMAT_ASTC_8x8_SRGB_BLOCK:
  476. case DATA_FORMAT_ASTC_10x5_UNORM_BLOCK:
  477. case DATA_FORMAT_ASTC_10x5_SRGB_BLOCK:
  478. case DATA_FORMAT_ASTC_10x6_UNORM_BLOCK:
  479. case DATA_FORMAT_ASTC_10x6_SRGB_BLOCK:
  480. case DATA_FORMAT_ASTC_10x8_UNORM_BLOCK:
  481. case DATA_FORMAT_ASTC_10x8_SRGB_BLOCK:
  482. case DATA_FORMAT_ASTC_10x10_UNORM_BLOCK:
  483. case DATA_FORMAT_ASTC_10x10_SRGB_BLOCK:
  484. case DATA_FORMAT_ASTC_12x10_UNORM_BLOCK:
  485. case DATA_FORMAT_ASTC_12x10_SRGB_BLOCK:
  486. case DATA_FORMAT_ASTC_12x12_UNORM_BLOCK:
  487. case DATA_FORMAT_ASTC_12x12_SRGB_BLOCK:
  488. case DATA_FORMAT_ASTC_4x4_SFLOAT_BLOCK:
  489. case DATA_FORMAT_ASTC_5x4_SFLOAT_BLOCK:
  490. case DATA_FORMAT_ASTC_5x5_SFLOAT_BLOCK:
  491. case DATA_FORMAT_ASTC_6x5_SFLOAT_BLOCK:
  492. case DATA_FORMAT_ASTC_6x6_SFLOAT_BLOCK:
  493. case DATA_FORMAT_ASTC_8x5_SFLOAT_BLOCK:
  494. case DATA_FORMAT_ASTC_8x6_SFLOAT_BLOCK:
  495. case DATA_FORMAT_ASTC_8x8_SFLOAT_BLOCK:
  496. case DATA_FORMAT_ASTC_10x5_SFLOAT_BLOCK:
  497. case DATA_FORMAT_ASTC_10x6_SFLOAT_BLOCK:
  498. case DATA_FORMAT_ASTC_10x8_SFLOAT_BLOCK:
  499. case DATA_FORMAT_ASTC_10x10_SFLOAT_BLOCK:
  500. case DATA_FORMAT_ASTC_12x10_SFLOAT_BLOCK:
  501. case DATA_FORMAT_ASTC_12x12_SFLOAT_BLOCK:
  502. return 1;
  503. case DATA_FORMAT_G8B8G8R8_422_UNORM:
  504. case DATA_FORMAT_B8G8R8G8_422_UNORM:
  505. return 4;
  506. case DATA_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
  507. case DATA_FORMAT_G8_B8R8_2PLANE_420_UNORM:
  508. case DATA_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
  509. case DATA_FORMAT_G8_B8R8_2PLANE_422_UNORM:
  510. case DATA_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
  511. return 4;
  512. case DATA_FORMAT_R10X6_UNORM_PACK16:
  513. case DATA_FORMAT_R10X6G10X6_UNORM_2PACK16:
  514. case DATA_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16:
  515. case DATA_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16:
  516. case DATA_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16:
  517. case DATA_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
  518. case DATA_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
  519. case DATA_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:
  520. case DATA_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:
  521. case DATA_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16:
  522. case DATA_FORMAT_R12X4_UNORM_PACK16:
  523. case DATA_FORMAT_R12X4G12X4_UNORM_2PACK16:
  524. case DATA_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16:
  525. case DATA_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16:
  526. case DATA_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16:
  527. case DATA_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
  528. case DATA_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
  529. case DATA_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:
  530. case DATA_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:
  531. case DATA_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16:
  532. return 2;
  533. case DATA_FORMAT_G16B16G16R16_422_UNORM:
  534. case DATA_FORMAT_B16G16R16G16_422_UNORM:
  535. case DATA_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
  536. case DATA_FORMAT_G16_B16R16_2PLANE_420_UNORM:
  537. case DATA_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
  538. case DATA_FORMAT_G16_B16R16_2PLANE_422_UNORM:
  539. case DATA_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
  540. return 8;
  541. default: {
  542. ERR_PRINT("Format not handled, bug");
  543. }
  544. }
  545. return 1;
  546. }
  547. // https://www.khronos.org/registry/DataFormat/specs/1.1/dataformat.1.1.pdf
  548. void RenderingDeviceCommons::get_compressed_image_format_block_dimensions(DataFormat p_format, uint32_t &r_w, uint32_t &r_h) {
  549. switch (p_format) {
  550. case DATA_FORMAT_BC1_RGB_UNORM_BLOCK:
  551. case DATA_FORMAT_BC1_RGB_SRGB_BLOCK:
  552. case DATA_FORMAT_BC1_RGBA_UNORM_BLOCK:
  553. case DATA_FORMAT_BC1_RGBA_SRGB_BLOCK:
  554. case DATA_FORMAT_BC2_UNORM_BLOCK:
  555. case DATA_FORMAT_BC2_SRGB_BLOCK:
  556. case DATA_FORMAT_BC3_UNORM_BLOCK:
  557. case DATA_FORMAT_BC3_SRGB_BLOCK:
  558. case DATA_FORMAT_BC4_UNORM_BLOCK:
  559. case DATA_FORMAT_BC4_SNORM_BLOCK:
  560. case DATA_FORMAT_BC5_UNORM_BLOCK:
  561. case DATA_FORMAT_BC5_SNORM_BLOCK:
  562. case DATA_FORMAT_BC6H_UFLOAT_BLOCK:
  563. case DATA_FORMAT_BC6H_SFLOAT_BLOCK:
  564. case DATA_FORMAT_BC7_UNORM_BLOCK:
  565. case DATA_FORMAT_BC7_SRGB_BLOCK:
  566. case DATA_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
  567. case DATA_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
  568. case DATA_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
  569. case DATA_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
  570. case DATA_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
  571. case DATA_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
  572. case DATA_FORMAT_EAC_R11_UNORM_BLOCK:
  573. case DATA_FORMAT_EAC_R11_SNORM_BLOCK:
  574. case DATA_FORMAT_EAC_R11G11_UNORM_BLOCK:
  575. case DATA_FORMAT_EAC_R11G11_SNORM_BLOCK:
  576. case DATA_FORMAT_ASTC_4x4_UNORM_BLOCK: // Again, not sure about astc.
  577. case DATA_FORMAT_ASTC_4x4_SRGB_BLOCK:
  578. case DATA_FORMAT_ASTC_4x4_SFLOAT_BLOCK: {
  579. r_w = 4;
  580. r_h = 4;
  581. } break;
  582. case DATA_FORMAT_ASTC_5x4_UNORM_BLOCK: // Unsupported
  583. case DATA_FORMAT_ASTC_5x4_SRGB_BLOCK:
  584. case DATA_FORMAT_ASTC_5x4_SFLOAT_BLOCK:
  585. case DATA_FORMAT_ASTC_5x5_UNORM_BLOCK:
  586. case DATA_FORMAT_ASTC_5x5_SRGB_BLOCK:
  587. case DATA_FORMAT_ASTC_5x5_SFLOAT_BLOCK:
  588. case DATA_FORMAT_ASTC_6x5_UNORM_BLOCK:
  589. case DATA_FORMAT_ASTC_6x5_SRGB_BLOCK:
  590. case DATA_FORMAT_ASTC_6x5_SFLOAT_BLOCK:
  591. case DATA_FORMAT_ASTC_6x6_UNORM_BLOCK:
  592. case DATA_FORMAT_ASTC_6x6_SRGB_BLOCK:
  593. case DATA_FORMAT_ASTC_6x6_SFLOAT_BLOCK:
  594. case DATA_FORMAT_ASTC_8x5_UNORM_BLOCK:
  595. case DATA_FORMAT_ASTC_8x5_SRGB_BLOCK:
  596. case DATA_FORMAT_ASTC_8x5_SFLOAT_BLOCK:
  597. case DATA_FORMAT_ASTC_8x6_UNORM_BLOCK:
  598. case DATA_FORMAT_ASTC_8x6_SRGB_BLOCK:
  599. case DATA_FORMAT_ASTC_8x6_SFLOAT_BLOCK: {
  600. r_w = 4;
  601. r_h = 4;
  602. } break;
  603. case DATA_FORMAT_ASTC_8x8_UNORM_BLOCK:
  604. case DATA_FORMAT_ASTC_8x8_SRGB_BLOCK:
  605. case DATA_FORMAT_ASTC_8x8_SFLOAT_BLOCK: {
  606. r_w = 8;
  607. r_h = 8;
  608. } break;
  609. case DATA_FORMAT_ASTC_10x5_UNORM_BLOCK: // Unsupported
  610. case DATA_FORMAT_ASTC_10x5_SRGB_BLOCK:
  611. case DATA_FORMAT_ASTC_10x5_SFLOAT_BLOCK:
  612. case DATA_FORMAT_ASTC_10x6_UNORM_BLOCK:
  613. case DATA_FORMAT_ASTC_10x6_SRGB_BLOCK:
  614. case DATA_FORMAT_ASTC_10x6_SFLOAT_BLOCK:
  615. case DATA_FORMAT_ASTC_10x8_UNORM_BLOCK:
  616. case DATA_FORMAT_ASTC_10x8_SRGB_BLOCK:
  617. case DATA_FORMAT_ASTC_10x8_SFLOAT_BLOCK:
  618. case DATA_FORMAT_ASTC_10x10_UNORM_BLOCK:
  619. case DATA_FORMAT_ASTC_10x10_SRGB_BLOCK:
  620. case DATA_FORMAT_ASTC_10x10_SFLOAT_BLOCK:
  621. case DATA_FORMAT_ASTC_12x10_UNORM_BLOCK:
  622. case DATA_FORMAT_ASTC_12x10_SRGB_BLOCK:
  623. case DATA_FORMAT_ASTC_12x10_SFLOAT_BLOCK:
  624. case DATA_FORMAT_ASTC_12x12_UNORM_BLOCK:
  625. case DATA_FORMAT_ASTC_12x12_SRGB_BLOCK:
  626. case DATA_FORMAT_ASTC_12x12_SFLOAT_BLOCK:
  627. r_w = 4;
  628. r_h = 4;
  629. return;
  630. default: {
  631. r_w = 1;
  632. r_h = 1;
  633. }
  634. }
  635. }
  636. uint32_t RenderingDeviceCommons::get_compressed_image_format_block_byte_size(DataFormat p_format) const {
  637. switch (p_format) {
  638. case DATA_FORMAT_BC1_RGB_UNORM_BLOCK:
  639. case DATA_FORMAT_BC1_RGB_SRGB_BLOCK:
  640. case DATA_FORMAT_BC1_RGBA_UNORM_BLOCK:
  641. case DATA_FORMAT_BC1_RGBA_SRGB_BLOCK:
  642. return 8;
  643. case DATA_FORMAT_BC2_UNORM_BLOCK:
  644. case DATA_FORMAT_BC2_SRGB_BLOCK:
  645. return 16;
  646. case DATA_FORMAT_BC3_UNORM_BLOCK:
  647. case DATA_FORMAT_BC3_SRGB_BLOCK:
  648. return 16;
  649. case DATA_FORMAT_BC4_UNORM_BLOCK:
  650. case DATA_FORMAT_BC4_SNORM_BLOCK:
  651. return 8;
  652. case DATA_FORMAT_BC5_UNORM_BLOCK:
  653. case DATA_FORMAT_BC5_SNORM_BLOCK:
  654. return 16;
  655. case DATA_FORMAT_BC6H_UFLOAT_BLOCK:
  656. case DATA_FORMAT_BC6H_SFLOAT_BLOCK:
  657. return 16;
  658. case DATA_FORMAT_BC7_UNORM_BLOCK:
  659. case DATA_FORMAT_BC7_SRGB_BLOCK:
  660. return 16;
  661. case DATA_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
  662. case DATA_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
  663. return 8;
  664. case DATA_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
  665. case DATA_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
  666. return 8;
  667. case DATA_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
  668. case DATA_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
  669. return 16;
  670. case DATA_FORMAT_EAC_R11_UNORM_BLOCK:
  671. case DATA_FORMAT_EAC_R11_SNORM_BLOCK:
  672. return 8;
  673. case DATA_FORMAT_EAC_R11G11_UNORM_BLOCK:
  674. case DATA_FORMAT_EAC_R11G11_SNORM_BLOCK:
  675. return 16;
  676. case DATA_FORMAT_ASTC_4x4_UNORM_BLOCK: // Again, not sure about astc.
  677. case DATA_FORMAT_ASTC_4x4_SRGB_BLOCK:
  678. case DATA_FORMAT_ASTC_4x4_SFLOAT_BLOCK:
  679. case DATA_FORMAT_ASTC_5x4_UNORM_BLOCK:
  680. case DATA_FORMAT_ASTC_5x4_SRGB_BLOCK:
  681. case DATA_FORMAT_ASTC_5x4_SFLOAT_BLOCK:
  682. case DATA_FORMAT_ASTC_5x5_UNORM_BLOCK:
  683. case DATA_FORMAT_ASTC_5x5_SRGB_BLOCK:
  684. case DATA_FORMAT_ASTC_5x5_SFLOAT_BLOCK:
  685. case DATA_FORMAT_ASTC_6x5_UNORM_BLOCK:
  686. case DATA_FORMAT_ASTC_6x5_SRGB_BLOCK:
  687. case DATA_FORMAT_ASTC_6x5_SFLOAT_BLOCK:
  688. case DATA_FORMAT_ASTC_6x6_UNORM_BLOCK:
  689. case DATA_FORMAT_ASTC_6x6_SRGB_BLOCK:
  690. case DATA_FORMAT_ASTC_6x6_SFLOAT_BLOCK:
  691. case DATA_FORMAT_ASTC_8x5_UNORM_BLOCK:
  692. case DATA_FORMAT_ASTC_8x5_SRGB_BLOCK:
  693. case DATA_FORMAT_ASTC_8x5_SFLOAT_BLOCK:
  694. case DATA_FORMAT_ASTC_8x6_UNORM_BLOCK:
  695. case DATA_FORMAT_ASTC_8x6_SRGB_BLOCK:
  696. case DATA_FORMAT_ASTC_8x6_SFLOAT_BLOCK:
  697. case DATA_FORMAT_ASTC_8x8_UNORM_BLOCK:
  698. case DATA_FORMAT_ASTC_8x8_SRGB_BLOCK:
  699. case DATA_FORMAT_ASTC_8x8_SFLOAT_BLOCK:
  700. case DATA_FORMAT_ASTC_10x5_UNORM_BLOCK:
  701. case DATA_FORMAT_ASTC_10x5_SRGB_BLOCK:
  702. case DATA_FORMAT_ASTC_10x5_SFLOAT_BLOCK:
  703. case DATA_FORMAT_ASTC_10x6_UNORM_BLOCK:
  704. case DATA_FORMAT_ASTC_10x6_SRGB_BLOCK:
  705. case DATA_FORMAT_ASTC_10x6_SFLOAT_BLOCK:
  706. case DATA_FORMAT_ASTC_10x8_UNORM_BLOCK:
  707. case DATA_FORMAT_ASTC_10x8_SRGB_BLOCK:
  708. case DATA_FORMAT_ASTC_10x8_SFLOAT_BLOCK:
  709. case DATA_FORMAT_ASTC_10x10_UNORM_BLOCK:
  710. case DATA_FORMAT_ASTC_10x10_SRGB_BLOCK:
  711. case DATA_FORMAT_ASTC_10x10_SFLOAT_BLOCK:
  712. case DATA_FORMAT_ASTC_12x10_UNORM_BLOCK:
  713. case DATA_FORMAT_ASTC_12x10_SRGB_BLOCK:
  714. case DATA_FORMAT_ASTC_12x10_SFLOAT_BLOCK:
  715. case DATA_FORMAT_ASTC_12x12_UNORM_BLOCK:
  716. case DATA_FORMAT_ASTC_12x12_SRGB_BLOCK:
  717. case DATA_FORMAT_ASTC_12x12_SFLOAT_BLOCK:
  718. return 16;
  719. default: {
  720. }
  721. }
  722. return 1;
  723. }
  724. uint32_t RenderingDeviceCommons::get_compressed_image_format_pixel_rshift(DataFormat p_format) {
  725. switch (p_format) {
  726. case DATA_FORMAT_BC1_RGB_UNORM_BLOCK: // These formats are half byte size, so rshift is 1.
  727. case DATA_FORMAT_BC1_RGB_SRGB_BLOCK:
  728. case DATA_FORMAT_BC1_RGBA_UNORM_BLOCK:
  729. case DATA_FORMAT_BC1_RGBA_SRGB_BLOCK:
  730. case DATA_FORMAT_BC4_UNORM_BLOCK:
  731. case DATA_FORMAT_BC4_SNORM_BLOCK:
  732. case DATA_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
  733. case DATA_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
  734. case DATA_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
  735. case DATA_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
  736. case DATA_FORMAT_EAC_R11_UNORM_BLOCK:
  737. case DATA_FORMAT_EAC_R11_SNORM_BLOCK:
  738. return 1;
  739. case DATA_FORMAT_ASTC_8x8_SRGB_BLOCK:
  740. case DATA_FORMAT_ASTC_8x8_UNORM_BLOCK:
  741. case DATA_FORMAT_ASTC_8x8_SFLOAT_BLOCK: {
  742. return 2;
  743. }
  744. default: {
  745. }
  746. }
  747. return 0;
  748. }
  749. uint32_t RenderingDeviceCommons::get_image_format_required_size(DataFormat p_format, uint32_t p_width, uint32_t p_height, uint32_t p_depth, uint32_t p_mipmaps, uint32_t *r_blockw, uint32_t *r_blockh, uint32_t *r_depth) {
  750. ERR_FAIL_COND_V(p_mipmaps == 0, 0);
  751. uint32_t w = p_width;
  752. uint32_t h = p_height;
  753. uint32_t d = p_depth;
  754. uint32_t size = 0;
  755. uint32_t pixel_size = get_image_format_pixel_size(p_format);
  756. uint32_t pixel_rshift = get_compressed_image_format_pixel_rshift(p_format);
  757. uint32_t blockw = 0;
  758. uint32_t blockh = 0;
  759. get_compressed_image_format_block_dimensions(p_format, blockw, blockh);
  760. for (uint32_t i = 0; i < p_mipmaps; i++) {
  761. uint32_t bw = STEPIFY(w, blockw);
  762. uint32_t bh = STEPIFY(h, blockh);
  763. uint32_t s = bw * bh;
  764. s *= pixel_size;
  765. s >>= pixel_rshift;
  766. size += s * d;
  767. if (r_blockw) {
  768. *r_blockw = bw;
  769. }
  770. if (r_blockh) {
  771. *r_blockh = bh;
  772. }
  773. if (r_depth) {
  774. *r_depth = d;
  775. }
  776. w = MAX(blockw, w >> 1);
  777. h = MAX(blockh, h >> 1);
  778. d = MAX(1u, d >> 1);
  779. }
  780. return size;
  781. }
  782. uint32_t RenderingDeviceCommons::get_image_required_mipmaps(uint32_t p_width, uint32_t p_height, uint32_t p_depth) {
  783. // Formats and block size don't really matter here since they can all go down to 1px (even if block is larger).
  784. uint32_t w = p_width;
  785. uint32_t h = p_height;
  786. uint32_t d = p_depth;
  787. uint32_t mipmaps = 1;
  788. while (true) {
  789. if (w == 1 && h == 1 && d == 1) {
  790. break;
  791. }
  792. w = MAX(1u, w >> 1);
  793. h = MAX(1u, h >> 1);
  794. d = MAX(1u, d >> 1);
  795. mipmaps++;
  796. }
  797. return mipmaps;
  798. }
  799. bool RenderingDeviceCommons::format_has_stencil(DataFormat p_format) {
  800. switch (p_format) {
  801. case DATA_FORMAT_S8_UINT:
  802. case DATA_FORMAT_D16_UNORM_S8_UINT:
  803. case DATA_FORMAT_D24_UNORM_S8_UINT:
  804. case DATA_FORMAT_D32_SFLOAT_S8_UINT: {
  805. return true;
  806. }
  807. default: {
  808. }
  809. }
  810. return false;
  811. }
  812. uint32_t RenderingDeviceCommons::format_get_plane_count(DataFormat p_format) {
  813. uint32_t planes = 1;
  814. switch (p_format) {
  815. case DATA_FORMAT_D16_UNORM_S8_UINT:
  816. case DATA_FORMAT_D24_UNORM_S8_UINT:
  817. case DATA_FORMAT_D32_SFLOAT_S8_UINT: {
  818. planes = 2;
  819. break;
  820. }
  821. default: {
  822. }
  823. }
  824. DEV_ASSERT(planes <= MAX_IMAGE_FORMAT_PLANES);
  825. return planes;
  826. }
  827. /*****************/
  828. /**** SAMPLER ****/
  829. /*****************/
  830. const Color RenderingDeviceCommons::SAMPLER_BORDER_COLOR_VALUE[SAMPLER_BORDER_COLOR_MAX] = {
  831. Color(0, 0, 0, 0),
  832. Color(0, 0, 0, 0),
  833. Color(0, 0, 0, 1),
  834. Color(0, 0, 0, 1),
  835. Color(1, 1, 1, 1),
  836. Color(1, 1, 1, 1),
  837. };
  838. /**********************/
  839. /**** VERTEX ARRAY ****/
  840. /**********************/
  841. uint32_t RenderingDeviceCommons::get_format_vertex_size(DataFormat p_format) {
  842. switch (p_format) {
  843. case DATA_FORMAT_R8_UNORM:
  844. case DATA_FORMAT_R8_SNORM:
  845. case DATA_FORMAT_R8_UINT:
  846. case DATA_FORMAT_R8_SINT:
  847. case DATA_FORMAT_R8G8_UNORM:
  848. case DATA_FORMAT_R8G8_SNORM:
  849. case DATA_FORMAT_R8G8_UINT:
  850. case DATA_FORMAT_R8G8_SINT:
  851. case DATA_FORMAT_R8G8B8_UNORM:
  852. case DATA_FORMAT_R8G8B8_SNORM:
  853. case DATA_FORMAT_R8G8B8_UINT:
  854. case DATA_FORMAT_R8G8B8_SINT:
  855. case DATA_FORMAT_B8G8R8_UNORM:
  856. case DATA_FORMAT_B8G8R8_SNORM:
  857. case DATA_FORMAT_B8G8R8_UINT:
  858. case DATA_FORMAT_B8G8R8_SINT:
  859. case DATA_FORMAT_R8G8B8A8_UNORM:
  860. case DATA_FORMAT_R8G8B8A8_SNORM:
  861. case DATA_FORMAT_R8G8B8A8_UINT:
  862. case DATA_FORMAT_R8G8B8A8_SINT:
  863. case DATA_FORMAT_B8G8R8A8_UNORM:
  864. case DATA_FORMAT_B8G8R8A8_SNORM:
  865. case DATA_FORMAT_B8G8R8A8_UINT:
  866. case DATA_FORMAT_B8G8R8A8_SINT:
  867. case DATA_FORMAT_A2B10G10R10_UNORM_PACK32:
  868. return 4;
  869. case DATA_FORMAT_R16_UNORM:
  870. case DATA_FORMAT_R16_SNORM:
  871. case DATA_FORMAT_R16_UINT:
  872. case DATA_FORMAT_R16_SINT:
  873. case DATA_FORMAT_R16_SFLOAT:
  874. return 4;
  875. case DATA_FORMAT_R16G16_UNORM:
  876. case DATA_FORMAT_R16G16_SNORM:
  877. case DATA_FORMAT_R16G16_UINT:
  878. case DATA_FORMAT_R16G16_SINT:
  879. case DATA_FORMAT_R16G16_SFLOAT:
  880. return 4;
  881. case DATA_FORMAT_R16G16B16_UNORM:
  882. case DATA_FORMAT_R16G16B16_SNORM:
  883. case DATA_FORMAT_R16G16B16_UINT:
  884. case DATA_FORMAT_R16G16B16_SINT:
  885. case DATA_FORMAT_R16G16B16_SFLOAT:
  886. return 8;
  887. case DATA_FORMAT_R16G16B16A16_UNORM:
  888. case DATA_FORMAT_R16G16B16A16_SNORM:
  889. case DATA_FORMAT_R16G16B16A16_UINT:
  890. case DATA_FORMAT_R16G16B16A16_SINT:
  891. case DATA_FORMAT_R16G16B16A16_SFLOAT:
  892. return 8;
  893. case DATA_FORMAT_R32_UINT:
  894. case DATA_FORMAT_R32_SINT:
  895. case DATA_FORMAT_R32_SFLOAT:
  896. return 4;
  897. case DATA_FORMAT_R32G32_UINT:
  898. case DATA_FORMAT_R32G32_SINT:
  899. case DATA_FORMAT_R32G32_SFLOAT:
  900. return 8;
  901. case DATA_FORMAT_R32G32B32_UINT:
  902. case DATA_FORMAT_R32G32B32_SINT:
  903. case DATA_FORMAT_R32G32B32_SFLOAT:
  904. return 12;
  905. case DATA_FORMAT_R32G32B32A32_UINT:
  906. case DATA_FORMAT_R32G32B32A32_SINT:
  907. case DATA_FORMAT_R32G32B32A32_SFLOAT:
  908. return 16;
  909. case DATA_FORMAT_R64_UINT:
  910. case DATA_FORMAT_R64_SINT:
  911. case DATA_FORMAT_R64_SFLOAT:
  912. return 8;
  913. case DATA_FORMAT_R64G64_UINT:
  914. case DATA_FORMAT_R64G64_SINT:
  915. case DATA_FORMAT_R64G64_SFLOAT:
  916. return 16;
  917. case DATA_FORMAT_R64G64B64_UINT:
  918. case DATA_FORMAT_R64G64B64_SINT:
  919. case DATA_FORMAT_R64G64B64_SFLOAT:
  920. return 24;
  921. case DATA_FORMAT_R64G64B64A64_UINT:
  922. case DATA_FORMAT_R64G64B64A64_SINT:
  923. case DATA_FORMAT_R64G64B64A64_SFLOAT:
  924. return 32;
  925. default:
  926. return 0;
  927. }
  928. }
  929. /****************/
  930. /**** SHADER ****/
  931. /****************/
  932. const char *RenderingDeviceCommons::SHADER_STAGE_NAMES[SHADER_STAGE_MAX] = {
  933. "Vertex",
  934. "Fragment",
  935. "TesselationControl",
  936. "TesselationEvaluation",
  937. "Compute",
  938. };