mirror of
https://git.code.sf.net/p/quake/quakeforge
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03285c43ca
I have no idea what should be promotion and what should be demotion, but I think a specified format should at least be assignable to unspecified format. It certainly helps get things compiling again.
80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
/*
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image.h
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Ruamoko image support code
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Copyright (C) 2025 Bill Currie <bill@taniwha.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifndef __image_h
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#define __image_h
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#include "QF/darray.h"
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typedef struct type_s type_t;
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typedef struct expr_s expr_t;
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typedef struct symbol_s symbol_t;
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typedef enum : unsigned {
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img_1d,
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img_2d,
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img_3d,
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img_cube,
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img_rect,
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img_buffer,
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img_subpassdata,
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} imagedim_t;
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typedef struct image_s {
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const type_t *sample_type;
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imagedim_t dim;
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char depth;
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bool arrayed;
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bool multisample;
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char sampled;
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unsigned format;
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uint32_t id;
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} image_t;
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typedef struct sampled_image_s {
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const type_t *image_type;
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} sampled_image_t;
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typedef struct DARRAY_TYPE (image_t) imageset_t;
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extern imageset_t imageset;
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extern type_t type_image;
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extern type_t type_sampler;
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extern type_t type_sampled_image;
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void image_init_types (void);
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const type_t *create_image_type (image_t *image, const type_t *htype);
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const type_t *image_type (const type_t *type, const expr_t *params);
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const type_t *sampler_type (const type_t *type);
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bool is_image (const type_t *type) __attribute__((pure));
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bool is_sampled_image (const type_t *type) __attribute__((pure));
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bool image_type_promotes (const type_t *dst, const type_t *src) __attribute__((pure));
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bool image_type_demotes (const type_t *dst, const type_t *src) __attribute__((pure));
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bool image_type_assignable (const type_t *dst, const type_t *src) __attribute__((pure));
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#endif//__image_h
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