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annotate src/texture.h @ 46:b815621df3e3

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core: remove all fixed width integers, closes #2460
author David Demelier <markand@malikania.fr>
date Wed, 15 Jan 2020 22:31:17 +0100
parents 783841af4033
children f053a9f38c0e
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1 /*
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2 * texture.h -- basic texture management
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3 *
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4 * Copyright (c) 2020 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #ifndef MOLKO_TEXTURE_H
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20 #define MOLKO_TEXTURE_H
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21
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22 /**
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23 * \file texture.h
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24 * \brief Basic texture management.
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25 *
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26 * See also \a image.h for usage of textures.
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27 */
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28
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29 #include <stdbool.h>
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30
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31 /**
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32 * \brief Texture object.
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33 *
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34 * This object is not publicly defined because it contains
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35 * implementation-defined data.
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36 */
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37 struct texture;
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38
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39 /**
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40 * Create a new texture.
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41 *
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42 * \param w the width
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43 * \param h the height
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44 * \return the texture or NULL on error
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45 */
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46 struct texture *
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47 texture_new(unsigned int w, unsigned int h);
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48
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49 /**
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50 * Get texture size.
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51 *
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52 * \pre tex != NULL
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53 * \param tex the texture
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54 * \param w the width
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55 * \param h the height
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56 */
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57 bool
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58 texture_get_size(struct texture *tex, unsigned int *w, unsigned int *h);
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59
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60 /**
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61 * Simple texture drawing.
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62 *
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63 * \pre tex != NULL
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64 * \param tex the texture
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65 * \param x the X coordinate
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66 * \param y the Y coordinate
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67 */
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68 void
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69 texture_draw(struct texture *tex, int x, int y);
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70
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71 /**
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72 * Advanced texture drawing.
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73 *
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74 * \pre tex != NULL
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75 * \param tex the texture
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76 * \param src_x the source rectangle X coordinate
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77 * \param src_y the source rectangle Y coordinate
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78 * \param src_w the source rectangle width
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79 * \param src_h the source rectangle height
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80 * \param dst_x the destination rectangle X coordinate
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81 * \param dst_y the destination rectangle Y coordinate
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82 * \param dst_w the destination rectangle width
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83 * \param dst_h the destination rectangle height
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84 * \param angle the angle
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85 */
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86 void
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87 texture_draw_ex(struct texture *tex,
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88 int src_x,
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89 int src_y,
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90 unsigned src_w,
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91 unsigned src_h,
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92 int dst_x,
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93 int dst_y,
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94 unsigned dst_w,
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95 unsigned dst_h,
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96 double angle);
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97
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98 /**
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99 * Close the texture, do not use afterwards.
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100 *
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101 * \pre tex != NULL
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102 * \param tex the texture
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103 */
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104 void
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105 texture_close(struct texture *tex);
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106
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107 #endif /* !MOLKO_TEXTURE_H */