graphics-internal.h 15 KB

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  1. /******************************************************************************
  2. Copyright (C) 2013 by Hugh Bailey <[email protected]>
  3. This program is free software: you can redistribute it and/or modify
  4. it under the terms of the GNU General Public License as published by
  5. the Free Software Foundation, either version 2 of the License, or
  6. (at your option) any later version.
  7. This program is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  10. GNU General Public License for more details.
  11. You should have received a copy of the GNU General Public License
  12. along with this program. If not, see <http://www.gnu.org/licenses/>.
  13. ******************************************************************************/
  14. #pragma once
  15. #include "../util/threading.h"
  16. #include "../util/darray.h"
  17. #include "graphics.h"
  18. #include "matrix3.h"
  19. #include "matrix4.h"
  20. struct gs_exports {
  21. const char *(*device_get_name)(void);
  22. int (*device_get_type)(void);
  23. bool (*device_enum_adapters)(bool (*callback)(void *, const char *,
  24. uint32_t),
  25. void *);
  26. const char *(*device_preprocessor_name)(void);
  27. int (*device_create)(gs_device_t **device, uint32_t adapter);
  28. void (*device_destroy)(gs_device_t *device);
  29. void (*device_enter_context)(gs_device_t *device);
  30. void (*device_leave_context)(gs_device_t *device);
  31. void *(*device_get_device_obj)(gs_device_t *device);
  32. gs_swapchain_t *(*device_swapchain_create)(
  33. gs_device_t *device, const struct gs_init_data *data);
  34. void (*device_resize)(gs_device_t *device, uint32_t x, uint32_t y);
  35. void (*device_get_size)(const gs_device_t *device, uint32_t *x,
  36. uint32_t *y);
  37. uint32_t (*device_get_width)(const gs_device_t *device);
  38. uint32_t (*device_get_height)(const gs_device_t *device);
  39. gs_texture_t *(*device_texture_create)(
  40. gs_device_t *device, uint32_t width, uint32_t height,
  41. enum gs_color_format color_format, uint32_t levels,
  42. const uint8_t **data, uint32_t flags);
  43. gs_texture_t *(*device_cubetexture_create)(
  44. gs_device_t *device, uint32_t size,
  45. enum gs_color_format color_format, uint32_t levels,
  46. const uint8_t **data, uint32_t flags);
  47. gs_texture_t *(*device_voltexture_create)(
  48. gs_device_t *device, uint32_t width, uint32_t height,
  49. uint32_t depth, enum gs_color_format color_format,
  50. uint32_t levels, const uint8_t *const *data, uint32_t flags);
  51. gs_zstencil_t *(*device_zstencil_create)(
  52. gs_device_t *device, uint32_t width, uint32_t height,
  53. enum gs_zstencil_format format);
  54. gs_stagesurf_t *(*device_stagesurface_create)(
  55. gs_device_t *device, uint32_t width, uint32_t height,
  56. enum gs_color_format color_format);
  57. gs_samplerstate_t *(*device_samplerstate_create)(
  58. gs_device_t *device, const struct gs_sampler_info *info);
  59. gs_shader_t *(*device_vertexshader_create)(gs_device_t *device,
  60. const char *shader,
  61. const char *file,
  62. char **error_string);
  63. gs_shader_t *(*device_pixelshader_create)(gs_device_t *device,
  64. const char *shader,
  65. const char *file,
  66. char **error_string);
  67. gs_vertbuffer_t *(*device_vertexbuffer_create)(gs_device_t *device,
  68. struct gs_vb_data *data,
  69. uint32_t flags);
  70. gs_indexbuffer_t *(*device_indexbuffer_create)(gs_device_t *device,
  71. enum gs_index_type type,
  72. void *indices,
  73. size_t num,
  74. uint32_t flags);
  75. gs_timer_t *(*device_timer_create)(gs_device_t *device);
  76. gs_timer_range_t *(*device_timer_range_create)(gs_device_t *device);
  77. enum gs_texture_type (*device_get_texture_type)(
  78. const gs_texture_t *texture);
  79. void (*device_load_vertexbuffer)(gs_device_t *device,
  80. gs_vertbuffer_t *vertbuffer);
  81. void (*device_load_indexbuffer)(gs_device_t *device,
  82. gs_indexbuffer_t *indexbuffer);
  83. void (*device_load_texture)(gs_device_t *device, gs_texture_t *tex,
  84. int unit);
  85. void (*device_load_samplerstate)(gs_device_t *device,
  86. gs_samplerstate_t *samplerstate,
  87. int unit);
  88. void (*device_load_vertexshader)(gs_device_t *device,
  89. gs_shader_t *vertshader);
  90. void (*device_load_pixelshader)(gs_device_t *device,
  91. gs_shader_t *pixelshader);
  92. void (*device_load_default_samplerstate)(gs_device_t *device, bool b_3d,
  93. int unit);
  94. gs_shader_t *(*device_get_vertex_shader)(const gs_device_t *device);
  95. gs_shader_t *(*device_get_pixel_shader)(const gs_device_t *device);
  96. gs_texture_t *(*device_get_render_target)(const gs_device_t *device);
  97. gs_zstencil_t *(*device_get_zstencil_target)(const gs_device_t *device);
  98. void (*device_set_render_target)(gs_device_t *device, gs_texture_t *tex,
  99. gs_zstencil_t *zstencil);
  100. void (*device_set_cube_render_target)(gs_device_t *device,
  101. gs_texture_t *cubetex, int side,
  102. gs_zstencil_t *zstencil);
  103. void (*device_enable_framebuffer_srgb)(gs_device_t *device,
  104. bool enable);
  105. bool (*device_framebuffer_srgb_enabled)(gs_device_t *device);
  106. void (*device_copy_texture)(gs_device_t *device, gs_texture_t *dst,
  107. gs_texture_t *src);
  108. void (*device_copy_texture_region)(gs_device_t *device,
  109. gs_texture_t *dst, uint32_t dst_x,
  110. uint32_t dst_y, gs_texture_t *src,
  111. uint32_t src_x, uint32_t src_y,
  112. uint32_t src_w, uint32_t src_h);
  113. void (*device_stage_texture)(gs_device_t *device, gs_stagesurf_t *dst,
  114. gs_texture_t *src);
  115. void (*device_begin_frame)(gs_device_t *device);
  116. void (*device_begin_scene)(gs_device_t *device);
  117. void (*device_draw)(gs_device_t *device, enum gs_draw_mode draw_mode,
  118. uint32_t start_vert, uint32_t num_verts);
  119. void (*device_end_scene)(gs_device_t *device);
  120. void (*device_load_swapchain)(gs_device_t *device,
  121. gs_swapchain_t *swaphchain);
  122. void (*device_clear)(gs_device_t *device, uint32_t clear_flags,
  123. const struct vec4 *color, float depth,
  124. uint8_t stencil);
  125. void (*device_present)(gs_device_t *device);
  126. void (*device_flush)(gs_device_t *device);
  127. void (*device_set_cull_mode)(gs_device_t *device,
  128. enum gs_cull_mode mode);
  129. enum gs_cull_mode (*device_get_cull_mode)(const gs_device_t *device);
  130. void (*device_enable_blending)(gs_device_t *device, bool enable);
  131. void (*device_enable_depth_test)(gs_device_t *device, bool enable);
  132. void (*device_enable_stencil_test)(gs_device_t *device, bool enable);
  133. void (*device_enable_stencil_write)(gs_device_t *device, bool enable);
  134. void (*device_enable_color)(gs_device_t *device, bool red, bool green,
  135. bool blue, bool alpha);
  136. void (*device_blend_function)(gs_device_t *device,
  137. enum gs_blend_type src,
  138. enum gs_blend_type dest);
  139. void (*device_blend_function_separate)(gs_device_t *device,
  140. enum gs_blend_type src_c,
  141. enum gs_blend_type dest_c,
  142. enum gs_blend_type src_a,
  143. enum gs_blend_type dest_a);
  144. void (*device_depth_function)(gs_device_t *device,
  145. enum gs_depth_test test);
  146. void (*device_stencil_function)(gs_device_t *device,
  147. enum gs_stencil_side side,
  148. enum gs_depth_test test);
  149. void (*device_stencil_op)(gs_device_t *device,
  150. enum gs_stencil_side side,
  151. enum gs_stencil_op_type fail,
  152. enum gs_stencil_op_type zfail,
  153. enum gs_stencil_op_type zpass);
  154. void (*device_set_viewport)(gs_device_t *device, int x, int y,
  155. int width, int height);
  156. void (*device_get_viewport)(const gs_device_t *device,
  157. struct gs_rect *rect);
  158. void (*device_set_scissor_rect)(gs_device_t *device,
  159. const struct gs_rect *rect);
  160. void (*device_ortho)(gs_device_t *device, float left, float right,
  161. float top, float bottom, float znear, float zfar);
  162. void (*device_frustum)(gs_device_t *device, float left, float right,
  163. float top, float bottom, float znear,
  164. float zfar);
  165. void (*device_projection_push)(gs_device_t *device);
  166. void (*device_projection_pop)(gs_device_t *device);
  167. void (*gs_swapchain_destroy)(gs_swapchain_t *swapchain);
  168. void (*gs_texture_destroy)(gs_texture_t *tex);
  169. uint32_t (*gs_texture_get_width)(const gs_texture_t *tex);
  170. uint32_t (*gs_texture_get_height)(const gs_texture_t *tex);
  171. enum gs_color_format (*gs_texture_get_color_format)(
  172. const gs_texture_t *tex);
  173. bool (*gs_texture_map)(gs_texture_t *tex, uint8_t **ptr,
  174. uint32_t *linesize);
  175. void (*gs_texture_unmap)(gs_texture_t *tex);
  176. bool (*gs_texture_is_rect)(const gs_texture_t *tex);
  177. void *(*gs_texture_get_obj)(const gs_texture_t *tex);
  178. void (*gs_cubetexture_destroy)(gs_texture_t *cubetex);
  179. uint32_t (*gs_cubetexture_get_size)(const gs_texture_t *cubetex);
  180. enum gs_color_format (*gs_cubetexture_get_color_format)(
  181. const gs_texture_t *cubetex);
  182. void (*gs_voltexture_destroy)(gs_texture_t *voltex);
  183. uint32_t (*gs_voltexture_get_width)(const gs_texture_t *voltex);
  184. uint32_t (*gs_voltexture_get_height)(const gs_texture_t *voltex);
  185. uint32_t (*gs_voltexture_get_depth)(const gs_texture_t *voltex);
  186. enum gs_color_format (*gs_voltexture_get_color_format)(
  187. const gs_texture_t *voltex);
  188. void (*gs_stagesurface_destroy)(gs_stagesurf_t *stagesurf);
  189. uint32_t (*gs_stagesurface_get_width)(const gs_stagesurf_t *stagesurf);
  190. uint32_t (*gs_stagesurface_get_height)(const gs_stagesurf_t *stagesurf);
  191. enum gs_color_format (*gs_stagesurface_get_color_format)(
  192. const gs_stagesurf_t *stagesurf);
  193. bool (*gs_stagesurface_map)(gs_stagesurf_t *stagesurf, uint8_t **data,
  194. uint32_t *linesize);
  195. void (*gs_stagesurface_unmap)(gs_stagesurf_t *stagesurf);
  196. void (*gs_zstencil_destroy)(gs_zstencil_t *zstencil);
  197. void (*gs_samplerstate_destroy)(gs_samplerstate_t *samplerstate);
  198. void (*gs_vertexbuffer_destroy)(gs_vertbuffer_t *vertbuffer);
  199. void (*gs_vertexbuffer_flush)(gs_vertbuffer_t *vertbuffer);
  200. void (*gs_vertexbuffer_flush_direct)(gs_vertbuffer_t *vertbuffer,
  201. const struct gs_vb_data *data);
  202. struct gs_vb_data *(*gs_vertexbuffer_get_data)(
  203. const gs_vertbuffer_t *vertbuffer);
  204. void (*gs_indexbuffer_destroy)(gs_indexbuffer_t *indexbuffer);
  205. void (*gs_indexbuffer_flush)(gs_indexbuffer_t *indexbuffer);
  206. void (*gs_indexbuffer_flush_direct)(gs_indexbuffer_t *indexbuffer,
  207. const void *data);
  208. void *(*gs_indexbuffer_get_data)(const gs_indexbuffer_t *indexbuffer);
  209. size_t (*gs_indexbuffer_get_num_indices)(
  210. const gs_indexbuffer_t *indexbuffer);
  211. enum gs_index_type (*gs_indexbuffer_get_type)(
  212. const gs_indexbuffer_t *indexbuffer);
  213. void (*gs_timer_destroy)(gs_timer_t *timer);
  214. void (*gs_timer_begin)(gs_timer_t *timer);
  215. void (*gs_timer_end)(gs_timer_t *timer);
  216. bool (*gs_timer_get_data)(gs_timer_t *timer, uint64_t *ticks);
  217. void (*gs_timer_range_destroy)(gs_timer_range_t *range);
  218. bool (*gs_timer_range_begin)(gs_timer_range_t *range);
  219. bool (*gs_timer_range_end)(gs_timer_range_t *range);
  220. bool (*gs_timer_range_get_data)(gs_timer_range_t *range, bool *disjoint,
  221. uint64_t *frequency);
  222. void (*gs_shader_destroy)(gs_shader_t *shader);
  223. int (*gs_shader_get_num_params)(const gs_shader_t *shader);
  224. gs_sparam_t *(*gs_shader_get_param_by_idx)(gs_shader_t *shader,
  225. uint32_t param);
  226. gs_sparam_t *(*gs_shader_get_param_by_name)(gs_shader_t *shader,
  227. const char *name);
  228. gs_sparam_t *(*gs_shader_get_viewproj_matrix)(const gs_shader_t *shader);
  229. gs_sparam_t *(*gs_shader_get_world_matrix)(const gs_shader_t *shader);
  230. void (*gs_shader_get_param_info)(const gs_sparam_t *param,
  231. struct gs_shader_param_info *info);
  232. void (*gs_shader_set_bool)(gs_sparam_t *param, bool val);
  233. void (*gs_shader_set_float)(gs_sparam_t *param, float val);
  234. void (*gs_shader_set_int)(gs_sparam_t *param, int val);
  235. void (*gs_shader_set_matrix3)(gs_sparam_t *param,
  236. const struct matrix3 *val);
  237. void (*gs_shader_set_matrix4)(gs_sparam_t *param,
  238. const struct matrix4 *val);
  239. void (*gs_shader_set_vec2)(gs_sparam_t *param, const struct vec2 *val);
  240. void (*gs_shader_set_vec3)(gs_sparam_t *param, const struct vec3 *val);
  241. void (*gs_shader_set_vec4)(gs_sparam_t *param, const struct vec4 *val);
  242. void (*gs_shader_set_texture)(gs_sparam_t *param, gs_texture_t *val);
  243. void (*gs_shader_set_val)(gs_sparam_t *param, const void *val,
  244. size_t size);
  245. void (*gs_shader_set_default)(gs_sparam_t *param);
  246. void (*gs_shader_set_next_sampler)(gs_sparam_t *param,
  247. gs_samplerstate_t *sampler);
  248. bool (*device_nv12_available)(gs_device_t *device);
  249. void (*device_debug_marker_begin)(gs_device_t *device,
  250. const char *markername,
  251. const float color[4]);
  252. void (*device_debug_marker_end)(gs_device_t *device);
  253. #ifdef __APPLE__
  254. /* OSX/Cocoa specific functions */
  255. gs_texture_t *(*device_texture_create_from_iosurface)(gs_device_t *dev,
  256. void *iosurf);
  257. gs_texture_t *(*device_texture_open_shared)(gs_device_t *dev,
  258. uint32_t *handle);
  259. bool (*gs_texture_rebind_iosurface)(gs_texture_t *texture,
  260. void *iosurf);
  261. bool (*device_shared_texture_available)(void);
  262. #elif _WIN32
  263. bool (*device_gdi_texture_available)(void);
  264. bool (*device_shared_texture_available)(void);
  265. bool (*device_get_duplicator_monitor_info)(
  266. gs_device_t *device, int monitor_idx,
  267. struct gs_monitor_info *monitor_info);
  268. int (*device_duplicator_get_monitor_index)(gs_device_t *device,
  269. void *monitor);
  270. gs_duplicator_t *(*device_duplicator_create)(gs_device_t *device,
  271. int monitor_idx);
  272. void (*gs_duplicator_destroy)(gs_duplicator_t *duplicator);
  273. bool (*gs_duplicator_update_frame)(gs_duplicator_t *duplicator);
  274. gs_texture_t *(*gs_duplicator_get_texture)(gs_duplicator_t *duplicator);
  275. gs_texture_t *(*device_texture_create_gdi)(gs_device_t *device,
  276. uint32_t width,
  277. uint32_t height);
  278. void *(*gs_texture_get_dc)(gs_texture_t *gdi_tex);
  279. void (*gs_texture_release_dc)(gs_texture_t *gdi_tex);
  280. gs_texture_t *(*device_texture_open_shared)(gs_device_t *device,
  281. uint32_t handle);
  282. uint32_t (*device_texture_get_shared_handle)(gs_texture_t *tex);
  283. gs_texture_t *(*device_texture_wrap_obj)(gs_device_t *device,
  284. void *obj);
  285. int (*device_texture_acquire_sync)(gs_texture_t *tex, uint64_t key,
  286. uint32_t ms);
  287. int (*device_texture_release_sync)(gs_texture_t *tex, uint64_t key);
  288. bool (*device_texture_create_nv12)(gs_device_t *device,
  289. gs_texture_t **tex_y,
  290. gs_texture_t **tex_uv,
  291. uint32_t width, uint32_t height,
  292. uint32_t flags);
  293. gs_stagesurf_t *(*device_stagesurface_create_nv12)(gs_device_t *device,
  294. uint32_t width,
  295. uint32_t height);
  296. void (*device_register_loss_callbacks)(
  297. gs_device_t *device, const struct gs_device_loss *callbacks);
  298. void (*device_unregister_loss_callbacks)(gs_device_t *device,
  299. void *data);
  300. #endif
  301. };
  302. struct blend_state {
  303. bool enabled;
  304. enum gs_blend_type src_c;
  305. enum gs_blend_type dest_c;
  306. enum gs_blend_type src_a;
  307. enum gs_blend_type dest_a;
  308. };
  309. struct graphics_subsystem {
  310. void *module;
  311. gs_device_t *device;
  312. struct gs_exports exports;
  313. DARRAY(struct gs_rect) viewport_stack;
  314. DARRAY(struct matrix4) matrix_stack;
  315. size_t cur_matrix;
  316. struct matrix4 projection;
  317. struct gs_effect *cur_effect;
  318. gs_vertbuffer_t *sprite_buffer;
  319. bool using_immediate;
  320. struct gs_vb_data *vbd;
  321. gs_vertbuffer_t *immediate_vertbuffer;
  322. DARRAY(struct vec3) verts;
  323. DARRAY(struct vec3) norms;
  324. DARRAY(uint32_t) colors;
  325. DARRAY(struct vec2) texverts[16];
  326. pthread_mutex_t effect_mutex;
  327. struct gs_effect *first_effect;
  328. pthread_mutex_t mutex;
  329. volatile long ref;
  330. struct blend_state cur_blend_state;
  331. DARRAY(struct blend_state) blend_state_stack;
  332. bool linear_srgb;
  333. };