diff options
Diffstat (limited to 'source/blender/gpu/GPU_draw.h')
| -rw-r--r-- | source/blender/gpu/GPU_draw.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/source/blender/gpu/GPU_draw.h b/source/blender/gpu/GPU_draw.h new file mode 100644 index 00000000000..2399e7b6a8c --- /dev/null +++ b/source/blender/gpu/GPU_draw.h @@ -0,0 +1,116 @@ +/** + * $Id$ + * + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This shader is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * This shader is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this shader; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2005 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): Brecht Van Lommel. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#ifndef GPU_GAME_H +#define GPU_GAME_H + +#ifdef __cplusplus +extern "C" { +#endif + +struct MTFace; +struct Image; +struct Scene; +struct Object; + +/* OpenGL drawing functions related to shading. These are also + * shared with the game engine, where there were previously + * duplicates of some of these functions. */ + +/* Initialize + * - sets the default Blender opengl state, if in doubt, check + * the contents of this function + * - this is called when starting Blender, for opengl rendering, + * and for switching back from the game engine for example. */ + +void GPU_state_init(void); + +/* Material drawing + * - first the state is initialized by a particular object and + * it's materials + * - after this, materials can be quickly enabled by their number, + * GPU_enable_material returns 0 if drawing should be skipped + * - after drawing, the material must be disabled again */ + +void GPU_set_object_materials(struct Scene *scene, struct Object *ob, + int glsl, int *do_alpha_pass); +int GPU_enable_material(int nr, void *attribs); +void GPU_disable_material(void); + +void GPU_set_material_blend_mode(int blendmode); +int GPU_get_material_blend_mode(void); + +/* TexFace drawing + * - this is mutually exclusive with material drawing, a mesh should + * be drawn using one or the other + * - passing NULL clears the state again */ + +int GPU_set_tpage(struct MTFace *tface); + +/* Lights + * - returns how many lights were enabled + * - this affects fixed functions materials and texface, not glsl */ + +int GPU_default_lights(void); +int GPU_scene_object_lights(struct Scene *scene, struct Object *ob, + int lay, float viewmat[][4]); + +/* Text render + * - based on moving uv coordinates */ + +void GPU_render_text(struct MTFace *tface, int mode, + const char *textstr, int textlen, unsigned int *col, + float *v1, float *v2, float *v3, float *v4, int glattrib); + +/* Mipmap settings + * - these will free textures on changes */ + +void GPU_set_mipmap(int mipmap); +void GPU_set_linear_mipmap(int linear); +void GPU_paint_set_mipmap(int mipmap); + +/* Image updates and free + * - these deal with images bound as opengl textures */ + +void GPU_paint_update_image(struct Image *ima, int x, int y, int w, int h); +void GPU_update_images_framechange(void); +int GPU_update_image_time(struct Image *ima, double time); +int GPU_verify_image(struct Image *ima, int tftile, int tfmode, int compare); +void GPU_free_image(struct Image *ima); +void GPU_free_images(void); + +#ifdef __cplusplus +} +#endif + +#endif + |