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      1 /*
      2  * Copyright (C) 2016 Rob Clark <robclark (at) freedesktop.org>
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice (including the next
     12  * paragraph) shall be included in all copies or substantial portions of the
     13  * Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     21  * SOFTWARE.
     22  *
     23  * Authors:
     24  *    Rob Clark <robclark (at) freedesktop.org>
     25  */
     26 
     27 #ifndef FD5_TEXTURE_H_
     28 #define FD5_TEXTURE_H_
     29 
     30 #include "pipe/p_context.h"
     31 
     32 #include "freedreno_texture.h"
     33 #include "freedreno_resource.h"
     34 
     35 #include "fd5_context.h"
     36 #include "fd5_format.h"
     37 
     38 struct fd5_sampler_stateobj {
     39 	struct pipe_sampler_state base;
     40 	uint32_t texsamp0, texsamp1, texsamp2, texsamp3;
     41 	bool saturate_s, saturate_t, saturate_r;
     42 	bool needs_border;
     43 };
     44 
     45 static inline struct fd5_sampler_stateobj *
     46 fd5_sampler_stateobj(struct pipe_sampler_state *samp)
     47 {
     48 	return (struct fd5_sampler_stateobj *)samp;
     49 }
     50 
     51 struct fd5_pipe_sampler_view {
     52 	struct pipe_sampler_view base;
     53 	uint32_t texconst0, texconst1, texconst2, texconst3, texconst5;
     54 	uint32_t texconst6, texconst7, texconst8, texconst9, texconst10, texconst11;
     55 	uint32_t offset;
     56 	bool astc_srgb;
     57 };
     58 
     59 static inline struct fd5_pipe_sampler_view *
     60 fd5_pipe_sampler_view(struct pipe_sampler_view *pview)
     61 {
     62 	return (struct fd5_pipe_sampler_view *)pview;
     63 }
     64 
     65 unsigned fd5_get_const_idx(struct fd_context *ctx,
     66 		struct fd_texture_stateobj *tex, unsigned samp_id);
     67 
     68 void fd5_texture_init(struct pipe_context *pctx);
     69 
     70 
     71 static inline enum a5xx_tex_type
     72 fd5_tex_type(unsigned target)
     73 {
     74 	switch (target) {
     75 	default:
     76 		assert(0);
     77 	case PIPE_BUFFER:
     78 	case PIPE_TEXTURE_1D:
     79 	case PIPE_TEXTURE_1D_ARRAY:
     80 		return A5XX_TEX_1D;
     81 	case PIPE_TEXTURE_RECT:
     82 	case PIPE_TEXTURE_2D:
     83 	case PIPE_TEXTURE_2D_ARRAY:
     84 		return A5XX_TEX_2D;
     85 	case PIPE_TEXTURE_3D:
     86 		return A5XX_TEX_3D;
     87 	case PIPE_TEXTURE_CUBE:
     88 	case PIPE_TEXTURE_CUBE_ARRAY:
     89 		return A5XX_TEX_CUBE;
     90 	}
     91 }
     92 
     93 #endif /* FD5_TEXTURE_H_ */
     94