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PojavLauncherTeam
GitHub Repository: PojavLauncherTeam/mesa
 Path: blob/21.2-virgl/src/gallium/drivers/freedreno/freedreno_texture.h
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/*

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 * Copyright (C) 2012 Rob Clark <[email protected]>

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 *

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 * Permission is hereby granted, free of charge, to any person obtaining a

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 * copy of this software and associated documentation files (the "Software"),

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 * to deal in the Software without restriction, including without limitation

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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,

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 * and/or sell copies of the Software, and to permit persons to whom the

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 * Software is furnished to do so, subject to the following conditions:

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 *

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 * The above copyright notice and this permission notice (including the next

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 * paragraph) shall be included in all copies or substantial portions of the

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 * Software.

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 *

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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

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 * SOFTWARE.

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 *

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 * Authors:

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 *    Rob Clark <[email protected]>

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 */

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#ifndef FREEDRENO_TEXTURE_H_

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#define FREEDRENO_TEXTURE_H_

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#include "pipe/p_context.h"

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void fd_sampler_states_bind(struct pipe_context *pctx,

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                            enum pipe_shader_type shader, unsigned start,

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                            unsigned nr, void **hwcso);

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void fd_set_sampler_views(struct pipe_context *pctx,

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                          enum pipe_shader_type shader, unsigned start,

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                          unsigned nr, unsigned unbind_num_trailing_slots,

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                          struct pipe_sampler_view **views);

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void fd_texture_init(struct pipe_context *pctx);

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struct fd_texture_stateobj;

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/* Both a3xx/a4xx share the same layout for the border-color buffer,

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 * which contains the pre-swizzled (based on texture format) border

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 * color value, with the following layout (per sampler):

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 *

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 *  offset | description

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 *  -------+-------------

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 *  0x00:  | fp16[0]   \

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 *         | fp16[1]   |___ swizzled fp16 channel values for "small float"

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 *         | fp16[2]   |    formats (<= 16 bits per component, !integer)

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 *         | fp16[3]   /

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 *  0x08:  | padding

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 *  0x10:  | int16[0]  \

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 *         | int16[1]  |___ swizzled int16 channels for "small integer"

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 *         | int16[2]  |    formats (<= 16 bits per component, integer)

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 *         | int16[3]  /

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 *  0x18:  | padding

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 *  0x20:  | fp32[0]   \

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 *         | fp32[1]   |___ swizzled fp32 channel values for "large float"

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 *         | fp32[2]   |    formats (> 16 bits per component, !integer)

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 *         | fp32[3]   /

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 *  0x30:  | int32[0]  \

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 *         | int32[1]  |___ swizzled int32 channel values for "large int"

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 *         | int32[2]  |    formats (> 16 bits per component, integer)

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 *         | int32[3]  /

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 */

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#define BORDERCOLOR_SIZE 0x40

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void fd_setup_border_colors(struct fd_texture_stateobj *tex, void *ptr,

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                            unsigned offset);

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#endif /* FREEDRENO_TEXTURE_H_ */

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