vl_idct.h revision e639e1b83ea65985cd84d12dc120d77cab80ba9e
1/************************************************************************** 2 * 3 * Copyright 2010 Christian König 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28#ifndef vl_idct_h 29#define vl_idct_h 30 31#include <pipe/p_state.h> 32 33struct vl_idct 34{ 35 struct pipe_context *pipe; 36 37 struct pipe_viewport_state viewport; 38 struct pipe_resource *vs_const_buf; 39 struct pipe_framebuffer_state fb_state; 40 41 struct pipe_resource *destination; 42 43 void *vertex_elems_state; 44 45 union 46 { 47 void *all[4]; 48 struct { 49 void *transpose, *matrix; 50 void *source, *intermediate; 51 } individual; 52 } samplers; 53 54 union 55 { 56 struct pipe_sampler_view *all[4]; 57 struct { 58 struct pipe_sampler_view *transpose, *matrix; 59 struct pipe_sampler_view *source, *intermediate; 60 } individual; 61 } sampler_views; 62 63 void *vs; 64 void *transpose_fs, *matrix_fs; 65 66 union 67 { 68 struct pipe_resource *all[4]; 69 struct { 70 struct pipe_resource *transpose, *matrix; 71 struct pipe_resource *source, *intermediate; 72 } individual; 73 } textures; 74 75 union 76 { 77 struct pipe_vertex_buffer all[2]; 78 struct { struct pipe_vertex_buffer quad, pos; } individual; 79 } vertex_bufs; 80 81 unsigned num_blocks; 82 83 struct pipe_transfer *tex_transfer; 84 short *texels; 85 86 struct pipe_transfer *vec_transfer; 87 struct vertex2f *vectors; 88 89 struct { 90 struct pipe_surface *intermediate, *destination; 91 } surfaces; 92}; 93 94bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_resource *dst); 95 96void vl_idct_cleanup(struct vl_idct *idct); 97 98void vl_idct_add_block(struct vl_idct *idct, unsigned x, unsigned y, short *block); 99 100void vl_idct_flush(struct vl_idct *idct); 101 102#endif 103