1872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh/************************************************************************** 2872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * 3872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * Copyright 2016 Nayan Deshmukh. 4872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * All Rights Reserved. 5872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * 6872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * Permission is hereby granted, free of charge, to any person obtaining a 7872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * copy of this software and associated documentation files (the 8872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * "Software"), to deal in the Software without restriction, including 9872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * without limitation the rights to use, copy, modify, merge, publish, 10872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * distribute, sub license, and/or sell copies of the Software, and to 11872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * permit persons to whom the Software is furnished to do so, subject to 12872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * the following conditions: 13872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * 14872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * The above copyright notice and this permission notice (including the 15872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * next paragraph) shall be included in all copies or substantial portions 16872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * of the Software. 17872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * 18872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 22872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh * 26872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh **************************************************************************/ 27872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 28872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh/* implementation of bicubic interpolation filters */ 29872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 30872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh#ifndef vl_bicubic_filter_h 31872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh#define vl_bicubic_filter_h 32872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 33872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh#include "pipe/p_state.h" 34872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 35872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukhstruct vl_bicubic_filter 36872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh{ 37872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh struct pipe_context *pipe; 38872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh struct pipe_vertex_buffer quad; 39872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 40872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh void *rs_state; 41872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh void *blend; 42872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh void *sampler; 43872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh void *ves; 44872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh void *vs, *fs; 45872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh}; 46872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 47872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukhbool 48872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukhvl_bicubic_filter_init(struct vl_bicubic_filter *filter, struct pipe_context *pipe, 49872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh unsigned width, unsigned height); 50872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 51872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukhvoid 52872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukhvl_bicubic_filter_cleanup(struct vl_bicubic_filter *filter); 53872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 54872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 55872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukhvoid 56872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukhvl_bicubic_filter_render(struct vl_bicubic_filter *filter, 57872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh struct pipe_sampler_view *src, 58872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh struct pipe_surface *dst, 59872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh struct u_rect *dst_area, 60872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh struct u_rect *dst_clip); 61872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 62872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh 63872dd9ad154b0ef9c91486640f73232a60074292Nayan Deshmukh#endif /* vl_bicubic_filter_h */ 64