Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Mesa 3-D graphics library |
| 3 | * |
| 4 | * Copyright (C) 2011 VMware, Inc. All Rights Reserved. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 7 | * copy of this software and associated documentation files (the "Software"), |
| 8 | * to deal in the Software without restriction, including without limitation |
| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
| 11 | * Software is furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included |
| 14 | * in all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 17 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
Kenneth Graunke | 3d8d5b2 | 2013-04-21 13:46:48 -0700 | [diff] [blame] | 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 22 | * OTHER DEALINGS IN THE SOFTWARE. |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 23 | */ |
| 24 | |
| 25 | |
| 26 | |
| 27 | #ifndef SAMPLEROBJ_H |
| 28 | #define SAMPLEROBJ_H |
| 29 | |
Emil Velikov | a07192b | 2015-11-24 16:29:26 +0000 | [diff] [blame] | 30 | #include "mtypes.h" |
| 31 | |
Brian Paul | 3ebc135 | 2014-12-15 16:36:27 -0700 | [diff] [blame] | 32 | #ifdef __cplusplus |
| 33 | extern "C" { |
| 34 | #endif |
| 35 | |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 36 | struct dd_function_table; |
| 37 | |
Brian Paul | 9520f48 | 2011-09-30 21:03:42 -0600 | [diff] [blame] | 38 | static inline struct gl_sampler_object * |
Eric Anholt | 1f32c66 | 2011-04-20 11:48:31 -0700 | [diff] [blame] | 39 | _mesa_get_samplerobj(struct gl_context *ctx, GLuint unit) |
| 40 | { |
| 41 | if (ctx->Texture.Unit[unit].Sampler) |
| 42 | return ctx->Texture.Unit[unit].Sampler; |
Pauli Nieminen | ac4dc5e | 2012-06-12 21:38:48 +0300 | [diff] [blame] | 43 | else if (ctx->Texture.Unit[unit]._Current) |
Eric Anholt | 1f32c66 | 2011-04-20 11:48:31 -0700 | [diff] [blame] | 44 | return &ctx->Texture.Unit[unit]._Current->Sampler; |
Pauli Nieminen | ac4dc5e | 2012-06-12 21:38:48 +0300 | [diff] [blame] | 45 | else |
| 46 | return NULL; |
Eric Anholt | 1f32c66 | 2011-04-20 11:48:31 -0700 | [diff] [blame] | 47 | } |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 48 | |
Brian Paul | b219b2c | 2012-03-17 16:30:03 -0600 | [diff] [blame] | 49 | |
| 50 | /** Does the given filter state do mipmap filtering? */ |
| 51 | static inline GLboolean |
| 52 | _mesa_is_mipmap_filter(const struct gl_sampler_object *samp) |
| 53 | { |
| 54 | return samp->MinFilter != GL_NEAREST && samp->MinFilter != GL_LINEAR; |
| 55 | } |
| 56 | |
| 57 | |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 58 | extern void |
Brian Paul | 3f7509b | 2012-03-17 16:30:03 -0600 | [diff] [blame] | 59 | _mesa_reference_sampler_object_(struct gl_context *ctx, |
| 60 | struct gl_sampler_object **ptr, |
| 61 | struct gl_sampler_object *samp); |
| 62 | |
| 63 | static inline void |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 64 | _mesa_reference_sampler_object(struct gl_context *ctx, |
| 65 | struct gl_sampler_object **ptr, |
Brian Paul | 3f7509b | 2012-03-17 16:30:03 -0600 | [diff] [blame] | 66 | struct gl_sampler_object *samp) |
| 67 | { |
| 68 | if (*ptr != samp) |
| 69 | _mesa_reference_sampler_object_(ctx, ptr, samp); |
| 70 | } |
| 71 | |
Alan Hourihane | 5984a91 | 2013-03-06 18:14:01 +0000 | [diff] [blame] | 72 | extern struct gl_sampler_object * |
| 73 | _mesa_lookup_samplerobj(struct gl_context *ctx, GLuint name); |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 74 | |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 75 | extern struct gl_sampler_object * |
| 76 | _mesa_new_sampler_object(struct gl_context *ctx, GLuint name); |
| 77 | |
| 78 | extern void |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 79 | _mesa_init_sampler_object_functions(struct dd_function_table *driver); |
| 80 | |
Ian Romanick | 08822b4 | 2015-11-09 11:55:59 -0800 | [diff] [blame] | 81 | extern void |
| 82 | _mesa_set_sampler_wrap(struct gl_context *ctx, struct gl_sampler_object *samp, |
| 83 | GLenum s, GLenum t, GLenum r); |
| 84 | |
Ian Romanick | ecba76d | 2015-11-09 11:59:19 -0800 | [diff] [blame] | 85 | extern void |
| 86 | _mesa_set_sampler_filters(struct gl_context *ctx, |
| 87 | struct gl_sampler_object *samp, |
| 88 | GLenum min_filter, GLenum mag_filter); |
| 89 | |
Ian Romanick | 4cf5c85 | 2015-11-09 12:16:58 -0800 | [diff] [blame] | 90 | extern void |
| 91 | _mesa_set_sampler_srgb_decode(struct gl_context *ctx, |
| 92 | struct gl_sampler_object *samp, GLenum param); |
| 93 | |
Ian Romanick | adb4b31 | 2015-11-09 19:02:21 -0800 | [diff] [blame] | 94 | extern void |
| 95 | _mesa_bind_sampler(struct gl_context *ctx, GLuint unit, |
| 96 | struct gl_sampler_object *sampObj); |
| 97 | |
Paul Berry | f7fa946 | 2012-10-19 09:47:11 -0700 | [diff] [blame] | 98 | void GLAPIENTRY |
Pauli Nieminen | 5a320d5 | 2012-06-12 21:38:57 +0300 | [diff] [blame] | 99 | _mesa_GenSamplers(GLsizei count, GLuint *samplers); |
Paul Berry | f7fa946 | 2012-10-19 09:47:11 -0700 | [diff] [blame] | 100 | void GLAPIENTRY |
Martin Peres | 73a9d0f | 2015-02-12 13:12:19 +0200 | [diff] [blame] | 101 | _mesa_CreateSamplers(GLsizei count, GLuint *samplers); |
| 102 | void GLAPIENTRY |
Pauli Nieminen | 5a320d5 | 2012-06-12 21:38:57 +0300 | [diff] [blame] | 103 | _mesa_DeleteSamplers(GLsizei count, const GLuint *samplers); |
Paul Berry | f7fa946 | 2012-10-19 09:47:11 -0700 | [diff] [blame] | 104 | GLboolean GLAPIENTRY |
| 105 | _mesa_IsSampler(GLuint sampler); |
| 106 | void GLAPIENTRY |
| 107 | _mesa_BindSampler(GLuint unit, GLuint sampler); |
| 108 | void GLAPIENTRY |
Fredrik Höglund | 6655e70 | 2013-11-13 19:02:10 +0100 | [diff] [blame] | 109 | _mesa_BindSamplers(GLuint first, GLsizei count, const GLuint *samplers); |
| 110 | void GLAPIENTRY |
Pauli Nieminen | 5a320d5 | 2012-06-12 21:38:57 +0300 | [diff] [blame] | 111 | _mesa_SamplerParameteri(GLuint sampler, GLenum pname, GLint param); |
Paul Berry | f7fa946 | 2012-10-19 09:47:11 -0700 | [diff] [blame] | 112 | void GLAPIENTRY |
| 113 | _mesa_SamplerParameterf(GLuint sampler, GLenum pname, GLfloat param); |
| 114 | void GLAPIENTRY |
| 115 | _mesa_SamplerParameteriv(GLuint sampler, GLenum pname, const GLint *params); |
| 116 | void GLAPIENTRY |
| 117 | _mesa_SamplerParameterfv(GLuint sampler, GLenum pname, const GLfloat *params); |
| 118 | void GLAPIENTRY |
| 119 | _mesa_SamplerParameterIiv(GLuint sampler, GLenum pname, const GLint *params); |
| 120 | void GLAPIENTRY |
| 121 | _mesa_SamplerParameterIuiv(GLuint sampler, GLenum pname, const GLuint *params); |
| 122 | void GLAPIENTRY |
| 123 | _mesa_GetSamplerParameteriv(GLuint sampler, GLenum pname, GLint *params); |
| 124 | void GLAPIENTRY |
| 125 | _mesa_GetSamplerParameterfv(GLuint sampler, GLenum pname, GLfloat *params); |
| 126 | void GLAPIENTRY |
| 127 | _mesa_GetSamplerParameterIiv(GLuint sampler, GLenum pname, GLint *params); |
| 128 | void GLAPIENTRY |
| 129 | _mesa_GetSamplerParameterIuiv(GLuint sampler, GLenum pname, GLuint *params); |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 130 | |
Brian Paul | 3ebc135 | 2014-12-15 16:36:27 -0700 | [diff] [blame] | 131 | #ifdef __cplusplus |
| 132 | } |
| 133 | #endif |
| 134 | |
Brian Paul | f22d49d | 2011-04-10 12:47:47 -0600 | [diff] [blame] | 135 | #endif /* SAMPLEROBJ_H */ |