vg_tex.h

   1 /* Copyright (C) 2021-2024 Harry Godden (hgn) - All Rights Reserved
   2  *
   3  * A portion of this file is copied and altered from the QOI projects' source,
   4  * Originally written by Dominic Szablewski. It is slightly modified.
   5  * For the original unaltered QOI header, you can find it here:
   6  *    https://github.com/phoboslab/qoi/blob/master/qoi.h
   7  *
   8  * Copyright (C) 2021, Dominic Szablewski
   9  * SPDX-License-Identifier: MIT
  10  *
  11  * MIT License
  12   Copyright (c) 2022 Dominic Szablewski - https://phoboslab.org
  13
  14   Permission is hereby granted, free of charge, to any person obtaining a copy
  15   of this software and associated documentation files (the "Software"), to deal
  16   in the Software without restriction, including without limitation the rights
  17   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  18   copies of the Software, and to permit persons to whom the Software is
  19   furnished to do so, subject to the following conditions:
  20
  21   The above copyright notice and this permission notice shall be included in all
  22   copies or substantial portions of the Software.
  23
  24   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  25   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  26   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  27   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  28   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  29   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30   SOFTWARE.
  31 */
  32
  33 #pragma once
  34 #include "vg_log.h"
  35 #include "vg_image.h"
  36 #include "vg_engine.h"
  37
  38 struct vg_sprite
  39 {
  40         v4f uv_xywh;
  41 };
  42
  43 #define VG_TEX2D_LINEAR  0x1
  44 #define VG_TEX2D_NEAREST 0x2
  45 #define VG_TEX2D_REPEAT  0x4
  46 #define VG_TEX2D_CLAMP   0x8
  47 #define VG_TEX2D_NOMIP   0x10
  48
  49 /* options to create texutres; call only from loader thread.
  50  * *dest will be replaced synchronously by the main thread when ready. */
  51
  52 void vg_tex2d_replace_with_error_async( GLuint *dest );
  53
  54 void vg_tex2d_load_qoi_async( const u8 *bytes, u32 size,
  55                               u32 flags, GLuint *dest );
  56
  57 void vg_tex2d_load_qoi_async_file( const char *path, u32 flags, GLuint *dest );