Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Mesa 3-D graphics library |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 3 | * Version: 7.5 |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 4 | * |
| 5 | * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. |
Brian Paul | aad3f54 | 2009-02-09 13:58:32 -0700 | [diff] [blame] | 6 | * Copyright (C) 2009 VMware, Inc. All Rights Reserved. |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 7 | * |
| 8 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 9 | * copy of this software and associated documentation files (the "Software"), |
| 10 | * to deal in the Software without restriction, including without limitation |
| 11 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 12 | * and/or sell copies of the Software, and to permit persons to whom the |
| 13 | * Software is furnished to do so, subject to the following conditions: |
| 14 | * |
| 15 | * The above copyright notice and this permission notice shall be included |
| 16 | * in all copies or substantial portions of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 19 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 21 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 22 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 23 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 24 | */ |
| 25 | |
| 26 | /** |
| 27 | * \file texparam.c |
| 28 | * |
| 29 | * glTexParameter-related functions |
| 30 | */ |
| 31 | |
| 32 | |
| 33 | #include "main/glheader.h" |
Brian Paul | b64d478 | 2009-09-27 19:38:21 -0600 | [diff] [blame] | 34 | #include "main/colormac.h" |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 35 | #include "main/context.h" |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 36 | #include "main/enums.h" |
Brian Paul | b64d478 | 2009-09-27 19:38:21 -0600 | [diff] [blame] | 37 | #include "main/formats.h" |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 38 | #include "main/macros.h" |
Vinson Lee | db61b9c | 2011-01-07 00:08:24 -0800 | [diff] [blame] | 39 | #include "main/mfeatures.h" |
Vinson Lee | 0117da4 | 2011-01-05 23:11:54 -0800 | [diff] [blame] | 40 | #include "main/mtypes.h" |
Marek Olšák | e5c6a92 | 2011-02-15 23:30:23 +0100 | [diff] [blame] | 41 | #include "main/state.h" |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 42 | #include "main/texcompress.h" |
| 43 | #include "main/texparam.h" |
| 44 | #include "main/teximage.h" |
Brian Paul | 6aa7a03 | 2009-08-13 09:55:34 -0600 | [diff] [blame] | 45 | #include "main/texstate.h" |
Dave Airlie | edc2dd8 | 2011-01-13 12:12:21 +1000 | [diff] [blame] | 46 | #include "main/texfetch.h" |
Brian Paul | ec2b92f | 2010-06-10 23:02:41 -0600 | [diff] [blame] | 47 | #include "program/prog_instruction.h" |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 48 | |
| 49 | |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 50 | /** |
| 51 | * Check if a coordinate wrap mode is supported for the texture target. |
| 52 | * \return GL_TRUE if legal, GL_FALSE otherwise |
| 53 | */ |
| 54 | static GLboolean |
Kristian Høgsberg | f9995b3 | 2010-10-12 12:26:10 -0400 | [diff] [blame] | 55 | validate_texture_wrap_mode(struct gl_context * ctx, GLenum target, GLenum wrap) |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 56 | { |
| 57 | const struct gl_extensions * const e = & ctx->Extensions; |
| 58 | |
| 59 | if (wrap == GL_CLAMP || wrap == GL_CLAMP_TO_EDGE || |
| 60 | (wrap == GL_CLAMP_TO_BORDER && e->ARB_texture_border_clamp)) { |
| 61 | /* any texture target */ |
| 62 | return GL_TRUE; |
| 63 | } |
| 64 | else if (target != GL_TEXTURE_RECTANGLE_NV && |
| 65 | (wrap == GL_REPEAT || |
| 66 | (wrap == GL_MIRRORED_REPEAT && |
| 67 | e->ARB_texture_mirrored_repeat) || |
| 68 | (wrap == GL_MIRROR_CLAMP_EXT && |
| 69 | (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) || |
| 70 | (wrap == GL_MIRROR_CLAMP_TO_EDGE_EXT && |
| 71 | (e->ATI_texture_mirror_once || e->EXT_texture_mirror_clamp)) || |
| 72 | (wrap == GL_MIRROR_CLAMP_TO_BORDER_EXT && |
| 73 | (e->EXT_texture_mirror_clamp)))) { |
| 74 | /* non-rectangle texture */ |
| 75 | return GL_TRUE; |
| 76 | } |
| 77 | |
Vinson Lee | 0fa1692 | 2009-09-11 08:04:37 -0600 | [diff] [blame] | 78 | _mesa_error( ctx, GL_INVALID_ENUM, "glTexParameter(param=0x%x)", wrap ); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 79 | return GL_FALSE; |
| 80 | } |
| 81 | |
| 82 | |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 83 | /** |
| 84 | * Get current texture object for given target. |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 85 | * Return NULL if any error (and record the error). |
Brian Paul | 644d8fd | 2009-10-31 08:08:19 -0600 | [diff] [blame] | 86 | * Note that this is different from _mesa_select_tex_object() in that proxy |
| 87 | * targets are not accepted. |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 88 | * Only the glGetTexLevelParameter() functions accept proxy targets. |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 89 | */ |
| 90 | static struct gl_texture_object * |
Kristian Høgsberg | f9995b3 | 2010-10-12 12:26:10 -0400 | [diff] [blame] | 91 | get_texobj(struct gl_context *ctx, GLenum target, GLboolean get) |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 92 | { |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 93 | struct gl_texture_unit *texUnit; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 94 | |
Brian Paul | b2a3049 | 2010-02-03 15:47:44 -0700 | [diff] [blame] | 95 | if (ctx->Texture.CurrentUnit >= ctx->Const.MaxCombinedTextureImageUnits) { |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 96 | _mesa_error(ctx, GL_INVALID_OPERATION, |
| 97 | "gl%sTexParameter(current unit)", get ? "Get" : ""); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 98 | return NULL; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 99 | } |
| 100 | |
Brian Paul | 6aa7a03 | 2009-08-13 09:55:34 -0600 | [diff] [blame] | 101 | texUnit = _mesa_get_current_tex_unit(ctx); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 102 | |
| 103 | switch (target) { |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 104 | case GL_TEXTURE_1D: |
Brian Paul | 9818734 | 2009-02-21 14:53:25 -0700 | [diff] [blame] | 105 | return texUnit->CurrentTex[TEXTURE_1D_INDEX]; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 106 | case GL_TEXTURE_2D: |
Brian Paul | 9818734 | 2009-02-21 14:53:25 -0700 | [diff] [blame] | 107 | return texUnit->CurrentTex[TEXTURE_2D_INDEX]; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 108 | case GL_TEXTURE_3D: |
Brian Paul | 9818734 | 2009-02-21 14:53:25 -0700 | [diff] [blame] | 109 | return texUnit->CurrentTex[TEXTURE_3D_INDEX]; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 110 | case GL_TEXTURE_CUBE_MAP: |
| 111 | if (ctx->Extensions.ARB_texture_cube_map) { |
Brian Paul | 9818734 | 2009-02-21 14:53:25 -0700 | [diff] [blame] | 112 | return texUnit->CurrentTex[TEXTURE_CUBE_INDEX]; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 113 | } |
| 114 | break; |
| 115 | case GL_TEXTURE_RECTANGLE_NV: |
| 116 | if (ctx->Extensions.NV_texture_rectangle) { |
Brian Paul | 9818734 | 2009-02-21 14:53:25 -0700 | [diff] [blame] | 117 | return texUnit->CurrentTex[TEXTURE_RECT_INDEX]; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 118 | } |
| 119 | break; |
| 120 | case GL_TEXTURE_1D_ARRAY_EXT: |
Brian Paul | f2dd118 | 2011-01-25 18:07:45 -0700 | [diff] [blame] | 121 | if (ctx->Extensions.MESA_texture_array || |
| 122 | ctx->Extensions.EXT_texture_array) { |
Brian Paul | 9818734 | 2009-02-21 14:53:25 -0700 | [diff] [blame] | 123 | return texUnit->CurrentTex[TEXTURE_1D_ARRAY_INDEX]; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 124 | } |
| 125 | break; |
| 126 | case GL_TEXTURE_2D_ARRAY_EXT: |
Brian Paul | f2dd118 | 2011-01-25 18:07:45 -0700 | [diff] [blame] | 127 | if (ctx->Extensions.MESA_texture_array || |
| 128 | ctx->Extensions.EXT_texture_array) { |
Brian Paul | 9818734 | 2009-02-21 14:53:25 -0700 | [diff] [blame] | 129 | return texUnit->CurrentTex[TEXTURE_2D_ARRAY_INDEX]; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 130 | } |
| 131 | break; |
| 132 | default: |
| 133 | ; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 134 | } |
| 135 | |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 136 | _mesa_error(ctx, GL_INVALID_ENUM, |
| 137 | "gl%sTexParameter(target)", get ? "Get" : ""); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 138 | return NULL; |
| 139 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 140 | |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 141 | |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 142 | /** |
| 143 | * Convert GL_RED/GREEN/BLUE/ALPHA/ZERO/ONE to SWIZZLE_X/Y/Z/W/ZERO/ONE. |
| 144 | * \return -1 if error. |
| 145 | */ |
| 146 | static GLint |
| 147 | comp_to_swizzle(GLenum comp) |
| 148 | { |
| 149 | switch (comp) { |
| 150 | case GL_RED: |
| 151 | return SWIZZLE_X; |
| 152 | case GL_GREEN: |
| 153 | return SWIZZLE_Y; |
| 154 | case GL_BLUE: |
| 155 | return SWIZZLE_Z; |
| 156 | case GL_ALPHA: |
| 157 | return SWIZZLE_W; |
| 158 | case GL_ZERO: |
| 159 | return SWIZZLE_ZERO; |
| 160 | case GL_ONE: |
| 161 | return SWIZZLE_ONE; |
| 162 | default: |
| 163 | return -1; |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | |
| 168 | static void |
| 169 | set_swizzle_component(GLuint *swizzle, GLuint comp, GLuint swz) |
| 170 | { |
| 171 | ASSERT(comp < 4); |
| 172 | ASSERT(swz <= SWIZZLE_NIL); |
| 173 | { |
| 174 | GLuint mask = 0x7 << (3 * comp); |
| 175 | GLuint s = (*swizzle & ~mask) | (swz << (3 * comp)); |
| 176 | *swizzle = s; |
| 177 | } |
| 178 | } |
| 179 | |
| 180 | |
Brian Paul | aad3f54 | 2009-02-09 13:58:32 -0700 | [diff] [blame] | 181 | /** |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 182 | * This is called just prior to changing any texture object state which |
| 183 | * will not effect texture completeness. |
| 184 | */ |
| 185 | static INLINE void |
| 186 | flush(struct gl_context *ctx) |
| 187 | { |
| 188 | FLUSH_VERTICES(ctx, _NEW_TEXTURE); |
| 189 | } |
| 190 | |
| 191 | |
| 192 | /** |
| 193 | * This is called just prior to changing any texture object state which |
| 194 | * can effect texture completeness (texture base level, max level, |
| 195 | * minification filter). |
Brian Paul | aad3f54 | 2009-02-09 13:58:32 -0700 | [diff] [blame] | 196 | * Any pending rendering will be flushed out, we'll set the _NEW_TEXTURE |
| 197 | * state flag and then mark the texture object as 'incomplete' so that any |
| 198 | * per-texture derived state gets recomputed. |
| 199 | */ |
| 200 | static INLINE void |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 201 | incomplete(struct gl_context *ctx, struct gl_texture_object *texObj) |
Brian Paul | aad3f54 | 2009-02-09 13:58:32 -0700 | [diff] [blame] | 202 | { |
| 203 | FLUSH_VERTICES(ctx, _NEW_TEXTURE); |
| 204 | texObj->_Complete = GL_FALSE; |
| 205 | } |
| 206 | |
| 207 | |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 208 | /** |
| 209 | * Set an integer-valued texture parameter |
| 210 | * \return GL_TRUE if legal AND the value changed, GL_FALSE otherwise |
| 211 | */ |
| 212 | static GLboolean |
Kristian Høgsberg | f9995b3 | 2010-10-12 12:26:10 -0400 | [diff] [blame] | 213 | set_tex_parameteri(struct gl_context *ctx, |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 214 | struct gl_texture_object *texObj, |
| 215 | GLenum pname, const GLint *params) |
| 216 | { |
| 217 | switch (pname) { |
| 218 | case GL_TEXTURE_MIN_FILTER: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 219 | if (texObj->Sampler.MinFilter == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 220 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 221 | switch (params[0]) { |
| 222 | case GL_NEAREST: |
| 223 | case GL_LINEAR: |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 224 | incomplete(ctx, texObj); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 225 | texObj->Sampler.MinFilter = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 226 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 227 | case GL_NEAREST_MIPMAP_NEAREST: |
| 228 | case GL_LINEAR_MIPMAP_NEAREST: |
| 229 | case GL_NEAREST_MIPMAP_LINEAR: |
| 230 | case GL_LINEAR_MIPMAP_LINEAR: |
| 231 | if (texObj->Target != GL_TEXTURE_RECTANGLE_NV) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 232 | incomplete(ctx, texObj); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 233 | texObj->Sampler.MinFilter = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 234 | return GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 235 | } |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 236 | /* fall-through */ |
| 237 | default: |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 238 | goto invalid_param; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 239 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 240 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 241 | |
| 242 | case GL_TEXTURE_MAG_FILTER: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 243 | if (texObj->Sampler.MagFilter == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 244 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 245 | switch (params[0]) { |
| 246 | case GL_NEAREST: |
| 247 | case GL_LINEAR: |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 248 | flush(ctx); /* does not effect completeness */ |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 249 | texObj->Sampler.MagFilter = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 250 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 251 | default: |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 252 | goto invalid_param; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 253 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 254 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 255 | |
| 256 | case GL_TEXTURE_WRAP_S: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 257 | if (texObj->Sampler.WrapS == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 258 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 259 | if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 260 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 261 | texObj->Sampler.WrapS = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 262 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 263 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 264 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 265 | |
| 266 | case GL_TEXTURE_WRAP_T: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 267 | if (texObj->Sampler.WrapT == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 268 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 269 | if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 270 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 271 | texObj->Sampler.WrapT = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 272 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 273 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 274 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 275 | |
| 276 | case GL_TEXTURE_WRAP_R: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 277 | if (texObj->Sampler.WrapR == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 278 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 279 | if (validate_texture_wrap_mode(ctx, texObj->Target, params[0])) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 280 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 281 | texObj->Sampler.WrapR = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 282 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 283 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 284 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 285 | |
| 286 | case GL_TEXTURE_BASE_LEVEL: |
| 287 | if (texObj->BaseLevel == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 288 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 289 | if (params[0] < 0 || |
| 290 | (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0)) { |
Brian Paul | 1d00399 | 2009-04-23 17:54:34 -0600 | [diff] [blame] | 291 | _mesa_error(ctx, GL_INVALID_VALUE, |
| 292 | "glTexParameter(param=%d)", params[0]); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 293 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 294 | } |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 295 | incomplete(ctx, texObj); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 296 | texObj->BaseLevel = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 297 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 298 | |
| 299 | case GL_TEXTURE_MAX_LEVEL: |
| 300 | if (texObj->MaxLevel == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 301 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 302 | if (params[0] < 0 || texObj->Target == GL_TEXTURE_RECTANGLE_ARB) { |
Brian Paul | 1d00399 | 2009-04-23 17:54:34 -0600 | [diff] [blame] | 303 | _mesa_error(ctx, GL_INVALID_OPERATION, |
| 304 | "glTexParameter(param=%d)", params[0]); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 305 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 306 | } |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 307 | incomplete(ctx, texObj); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 308 | texObj->MaxLevel = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 309 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 310 | |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 311 | case GL_GENERATE_MIPMAP_SGIS: |
Ian Romanick | 7f11d47 | 2010-09-27 14:55:52 -0700 | [diff] [blame] | 312 | if (texObj->GenerateMipmap != params[0]) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 313 | /* no flush() */ |
Ian Romanick | 7f11d47 | 2010-09-27 14:55:52 -0700 | [diff] [blame] | 314 | texObj->GenerateMipmap = params[0] ? GL_TRUE : GL_FALSE; |
| 315 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 316 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 317 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 318 | |
| 319 | case GL_TEXTURE_COMPARE_MODE_ARB: |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 320 | if (ctx->Extensions.ARB_shadow) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 321 | if (texObj->Sampler.CompareMode == params[0]) |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 322 | return GL_FALSE; |
| 323 | if (params[0] == GL_NONE || |
| 324 | params[0] == GL_COMPARE_R_TO_TEXTURE_ARB) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 325 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 326 | texObj->Sampler.CompareMode = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 327 | return GL_TRUE; |
Brian Paul | 37c768b | 2009-02-09 13:50:36 -0700 | [diff] [blame] | 328 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 329 | goto invalid_param; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 330 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 331 | goto invalid_pname; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 332 | |
| 333 | case GL_TEXTURE_COMPARE_FUNC_ARB: |
| 334 | if (ctx->Extensions.ARB_shadow) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 335 | if (texObj->Sampler.CompareFunc == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 336 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 337 | switch (params[0]) { |
| 338 | case GL_LEQUAL: |
| 339 | case GL_GEQUAL: |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 340 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 341 | texObj->Sampler.CompareFunc = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 342 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 343 | case GL_EQUAL: |
| 344 | case GL_NOTEQUAL: |
| 345 | case GL_LESS: |
| 346 | case GL_GREATER: |
| 347 | case GL_ALWAYS: |
| 348 | case GL_NEVER: |
| 349 | if (ctx->Extensions.EXT_shadow_funcs) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 350 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 351 | texObj->Sampler.CompareFunc = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 352 | return GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 353 | } |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 354 | /* fall-through */ |
| 355 | default: |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 356 | goto invalid_param; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 357 | } |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 358 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 359 | goto invalid_pname; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 360 | |
| 361 | case GL_DEPTH_TEXTURE_MODE_ARB: |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 362 | if (ctx->Extensions.ARB_depth_texture) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 363 | if (texObj->Sampler.DepthMode == params[0]) |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 364 | return GL_FALSE; |
| 365 | if (params[0] == GL_LUMINANCE || |
| 366 | params[0] == GL_INTENSITY || |
| 367 | params[0] == GL_ALPHA || |
| 368 | (ctx->Extensions.ARB_texture_rg && params[0] == GL_RED)) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 369 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 370 | texObj->Sampler.DepthMode = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 371 | return GL_TRUE; |
Brian Paul | 37c768b | 2009-02-09 13:50:36 -0700 | [diff] [blame] | 372 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 373 | goto invalid_param; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 374 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 375 | goto invalid_pname; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 376 | |
Chia-I Wu | 066477a | 2010-03-30 13:13:20 +0800 | [diff] [blame] | 377 | #if FEATURE_OES_draw_texture |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 378 | case GL_TEXTURE_CROP_RECT_OES: |
| 379 | texObj->CropRect[0] = params[0]; |
| 380 | texObj->CropRect[1] = params[1]; |
| 381 | texObj->CropRect[2] = params[2]; |
| 382 | texObj->CropRect[3] = params[3]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 383 | return GL_TRUE; |
Brian Paul | 1b7e909 | 2008-08-12 17:41:57 -0600 | [diff] [blame] | 384 | #endif |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 385 | |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 386 | case GL_TEXTURE_SWIZZLE_R_EXT: |
| 387 | case GL_TEXTURE_SWIZZLE_G_EXT: |
| 388 | case GL_TEXTURE_SWIZZLE_B_EXT: |
| 389 | case GL_TEXTURE_SWIZZLE_A_EXT: |
| 390 | if (ctx->Extensions.EXT_texture_swizzle) { |
| 391 | const GLuint comp = pname - GL_TEXTURE_SWIZZLE_R_EXT; |
| 392 | const GLint swz = comp_to_swizzle(params[0]); |
Brian Paul | 72f0b4a | 2009-01-28 10:44:04 -0700 | [diff] [blame] | 393 | if (swz < 0) { |
| 394 | _mesa_error(ctx, GL_INVALID_OPERATION, |
| 395 | "glTexParameter(swizzle 0x%x)", params[0]); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 396 | return GL_FALSE; |
Brian Paul | 72f0b4a | 2009-01-28 10:44:04 -0700 | [diff] [blame] | 397 | } |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 398 | ASSERT(comp < 4); |
| 399 | if (swz >= 0) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 400 | flush(ctx); |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 401 | texObj->Swizzle[comp] = params[0]; |
| 402 | set_swizzle_component(&texObj->_Swizzle, comp, swz); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 403 | return GL_TRUE; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 404 | } |
| 405 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 406 | goto invalid_pname; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 407 | |
| 408 | case GL_TEXTURE_SWIZZLE_RGBA_EXT: |
| 409 | if (ctx->Extensions.EXT_texture_swizzle) { |
| 410 | GLuint comp; |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 411 | flush(ctx); |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 412 | for (comp = 0; comp < 4; comp++) { |
| 413 | const GLint swz = comp_to_swizzle(params[comp]); |
| 414 | if (swz >= 0) { |
| 415 | texObj->Swizzle[comp] = params[comp]; |
| 416 | set_swizzle_component(&texObj->_Swizzle, comp, swz); |
| 417 | } |
| 418 | else { |
Brian Paul | 72f0b4a | 2009-01-28 10:44:04 -0700 | [diff] [blame] | 419 | _mesa_error(ctx, GL_INVALID_OPERATION, |
| 420 | "glTexParameter(swizzle 0x%x)", params[comp]); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 421 | return GL_FALSE; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 422 | } |
| 423 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 424 | return GL_TRUE; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 425 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 426 | goto invalid_pname; |
| 427 | |
Dave Airlie | edc2dd8 | 2011-01-13 12:12:21 +1000 | [diff] [blame] | 428 | case GL_TEXTURE_SRGB_DECODE_EXT: |
| 429 | if (ctx->Extensions.EXT_texture_sRGB_decode) { |
| 430 | GLenum decode = params[0]; |
| 431 | if (decode == GL_DECODE_EXT || decode == GL_SKIP_DECODE_EXT) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 432 | if (texObj->Sampler.sRGBDecode != decode) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 433 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 434 | texObj->Sampler.sRGBDecode = decode; |
Dave Airlie | edc2dd8 | 2011-01-13 12:12:21 +1000 | [diff] [blame] | 435 | _mesa_update_fetch_functions(texObj); |
| 436 | } |
| 437 | return GL_TRUE; |
| 438 | } |
| 439 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 440 | goto invalid_pname; |
| 441 | |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 442 | default: |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 443 | goto invalid_pname; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 444 | } |
Brian Paul | 0f6b8e2 | 2011-01-25 18:27:44 -0700 | [diff] [blame] | 445 | |
| 446 | invalid_pname: |
| 447 | _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=%s)", |
| 448 | _mesa_lookup_enum_by_nr(pname)); |
| 449 | return GL_FALSE; |
| 450 | |
| 451 | invalid_param: |
| 452 | _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(param=%s)", |
| 453 | _mesa_lookup_enum_by_nr(params[0])); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 454 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 455 | } |
| 456 | |
| 457 | |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 458 | /** |
| 459 | * Set a float-valued texture parameter |
| 460 | * \return GL_TRUE if legal AND the value changed, GL_FALSE otherwise |
| 461 | */ |
| 462 | static GLboolean |
Kristian Høgsberg | f9995b3 | 2010-10-12 12:26:10 -0400 | [diff] [blame] | 463 | set_tex_parameterf(struct gl_context *ctx, |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 464 | struct gl_texture_object *texObj, |
| 465 | GLenum pname, const GLfloat *params) |
| 466 | { |
| 467 | switch (pname) { |
| 468 | case GL_TEXTURE_MIN_LOD: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 469 | if (texObj->Sampler.MinLod == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 470 | return GL_FALSE; |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 471 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 472 | texObj->Sampler.MinLod = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 473 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 474 | |
| 475 | case GL_TEXTURE_MAX_LOD: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 476 | if (texObj->Sampler.MaxLod == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 477 | return GL_FALSE; |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 478 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 479 | texObj->Sampler.MaxLod = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 480 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 481 | |
| 482 | case GL_TEXTURE_PRIORITY: |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 483 | flush(ctx); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 484 | texObj->Priority = CLAMP(params[0], 0.0F, 1.0F); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 485 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 486 | |
| 487 | case GL_TEXTURE_MAX_ANISOTROPY_EXT: |
| 488 | if (ctx->Extensions.EXT_texture_filter_anisotropic) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 489 | if (texObj->Sampler.MaxAnisotropy == params[0]) |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 490 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 491 | if (params[0] < 1.0) { |
| 492 | _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" ); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 493 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 494 | } |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 495 | flush(ctx); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 496 | /* clamp to max, that's what NVIDIA does */ |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 497 | texObj->Sampler.MaxAnisotropy = MIN2(params[0], |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 498 | ctx->Const.MaxTextureMaxAnisotropy); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 499 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 500 | } |
| 501 | else { |
Brian Paul | 74bec42 | 2009-05-06 09:01:47 -0600 | [diff] [blame] | 502 | static GLuint count = 0; |
| 503 | if (count++ < 10) |
| 504 | _mesa_error(ctx, GL_INVALID_ENUM, |
| 505 | "glTexParameter(pname=GL_TEXTURE_MAX_ANISOTROPY_EXT)"); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 506 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 507 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 508 | |
Brian Paul | 26da28c | 2009-01-28 16:49:28 -0700 | [diff] [blame] | 509 | case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB: |
| 510 | if (ctx->Extensions.ARB_shadow_ambient) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 511 | if (texObj->Sampler.CompareFailValue != params[0]) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 512 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 513 | texObj->Sampler.CompareFailValue = CLAMP(params[0], 0.0F, 1.0F); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 514 | return GL_TRUE; |
Brian Paul | 37c768b | 2009-02-09 13:50:36 -0700 | [diff] [blame] | 515 | } |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 516 | } |
| 517 | else { |
| 518 | _mesa_error(ctx, GL_INVALID_ENUM, |
Brian Paul | 26da28c | 2009-01-28 16:49:28 -0700 | [diff] [blame] | 519 | "glTexParameter(pname=GL_TEXTURE_COMPARE_FAIL_VALUE_ARB)"); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 520 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 521 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 522 | |
| 523 | case GL_TEXTURE_LOD_BIAS: |
| 524 | /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias */ |
| 525 | if (ctx->Extensions.EXT_texture_lod_bias) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 526 | if (texObj->Sampler.LodBias != params[0]) { |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 527 | flush(ctx); |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 528 | texObj->Sampler.LodBias = params[0]; |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 529 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 530 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 531 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 532 | } |
| 533 | break; |
| 534 | |
| 535 | case GL_TEXTURE_BORDER_COLOR: |
Brian Paul | f4dc24a | 2011-01-23 09:10:35 -0700 | [diff] [blame] | 536 | flush(ctx); |
Marek Olšák | e28fe8f | 2011-03-26 13:06:22 +0100 | [diff] [blame] | 537 | /* ARB_texture_float disables clamping */ |
| 538 | if (ctx->Extensions.ARB_texture_float) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 539 | texObj->Sampler.BorderColor.f[RCOMP] = params[0]; |
| 540 | texObj->Sampler.BorderColor.f[GCOMP] = params[1]; |
| 541 | texObj->Sampler.BorderColor.f[BCOMP] = params[2]; |
| 542 | texObj->Sampler.BorderColor.f[ACOMP] = params[3]; |
Marek Olšák | e28fe8f | 2011-03-26 13:06:22 +0100 | [diff] [blame] | 543 | } else { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 544 | texObj->Sampler.BorderColor.f[RCOMP] = CLAMP(params[0], 0.0F, 1.0F); |
| 545 | texObj->Sampler.BorderColor.f[GCOMP] = CLAMP(params[1], 0.0F, 1.0F); |
| 546 | texObj->Sampler.BorderColor.f[BCOMP] = CLAMP(params[2], 0.0F, 1.0F); |
| 547 | texObj->Sampler.BorderColor.f[ACOMP] = CLAMP(params[3], 0.0F, 1.0F); |
Marek Olšák | e28fe8f | 2011-03-26 13:06:22 +0100 | [diff] [blame] | 548 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 549 | return GL_TRUE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 550 | |
| 551 | default: |
| 552 | _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=0x%x)", pname); |
| 553 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 554 | return GL_FALSE; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 555 | } |
| 556 | |
| 557 | |
| 558 | void GLAPIENTRY |
| 559 | _mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param) |
| 560 | { |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 561 | GLboolean need_update; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 562 | struct gl_texture_object *texObj; |
| 563 | GET_CURRENT_CONTEXT(ctx); |
| 564 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 565 | |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 566 | texObj = get_texobj(ctx, target, GL_FALSE); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 567 | if (!texObj) |
| 568 | return; |
| 569 | |
| 570 | switch (pname) { |
| 571 | case GL_TEXTURE_MIN_FILTER: |
| 572 | case GL_TEXTURE_MAG_FILTER: |
| 573 | case GL_TEXTURE_WRAP_S: |
| 574 | case GL_TEXTURE_WRAP_T: |
| 575 | case GL_TEXTURE_WRAP_R: |
| 576 | case GL_TEXTURE_BASE_LEVEL: |
| 577 | case GL_TEXTURE_MAX_LEVEL: |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 578 | case GL_GENERATE_MIPMAP_SGIS: |
| 579 | case GL_TEXTURE_COMPARE_MODE_ARB: |
| 580 | case GL_TEXTURE_COMPARE_FUNC_ARB: |
| 581 | case GL_DEPTH_TEXTURE_MODE_ARB: |
Dave Airlie | edc2dd8 | 2011-01-13 12:12:21 +1000 | [diff] [blame] | 582 | case GL_TEXTURE_SRGB_DECODE_EXT: |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 583 | { |
| 584 | /* convert float param to int */ |
Vinson Lee | a201dfb | 2009-11-29 18:18:23 -0500 | [diff] [blame] | 585 | GLint p[4]; |
| 586 | p[0] = (GLint) param; |
| 587 | p[1] = p[2] = p[3] = 0; |
| 588 | need_update = set_tex_parameteri(ctx, texObj, pname, p); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 589 | } |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 590 | break; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 591 | default: |
Vinson Lee | 270d36d | 2009-11-29 21:17:44 -0500 | [diff] [blame] | 592 | { |
| 593 | /* this will generate an error if pname is illegal */ |
| 594 | GLfloat p[4]; |
| 595 | p[0] = param; |
| 596 | p[1] = p[2] = p[3] = 0.0F; |
| 597 | need_update = set_tex_parameterf(ctx, texObj, pname, p); |
| 598 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 599 | } |
| 600 | |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 601 | if (ctx->Driver.TexParameter && need_update) { |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 602 | ctx->Driver.TexParameter(ctx, target, texObj, pname, ¶m); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 603 | } |
| 604 | } |
| 605 | |
| 606 | |
| 607 | void GLAPIENTRY |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 608 | _mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params) |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 609 | { |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 610 | GLboolean need_update; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 611 | struct gl_texture_object *texObj; |
| 612 | GET_CURRENT_CONTEXT(ctx); |
| 613 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 614 | |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 615 | texObj = get_texobj(ctx, target, GL_FALSE); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 616 | if (!texObj) |
| 617 | return; |
| 618 | |
| 619 | switch (pname) { |
| 620 | case GL_TEXTURE_MIN_FILTER: |
| 621 | case GL_TEXTURE_MAG_FILTER: |
| 622 | case GL_TEXTURE_WRAP_S: |
| 623 | case GL_TEXTURE_WRAP_T: |
| 624 | case GL_TEXTURE_WRAP_R: |
| 625 | case GL_TEXTURE_BASE_LEVEL: |
| 626 | case GL_TEXTURE_MAX_LEVEL: |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 627 | case GL_GENERATE_MIPMAP_SGIS: |
| 628 | case GL_TEXTURE_COMPARE_MODE_ARB: |
| 629 | case GL_TEXTURE_COMPARE_FUNC_ARB: |
| 630 | case GL_DEPTH_TEXTURE_MODE_ARB: |
Dave Airlie | edc2dd8 | 2011-01-13 12:12:21 +1000 | [diff] [blame] | 631 | case GL_TEXTURE_SRGB_DECODE_EXT: |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 632 | { |
| 633 | /* convert float param to int */ |
Vinson Lee | d88f3b9 | 2009-12-08 14:31:38 -0800 | [diff] [blame] | 634 | GLint p[4]; |
| 635 | p[0] = (GLint) params[0]; |
| 636 | p[1] = p[2] = p[3] = 0; |
| 637 | need_update = set_tex_parameteri(ctx, texObj, pname, p); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 638 | } |
| 639 | break; |
| 640 | |
Chia-I Wu | 066477a | 2010-03-30 13:13:20 +0800 | [diff] [blame] | 641 | #if FEATURE_OES_draw_texture |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 642 | case GL_TEXTURE_CROP_RECT_OES: |
| 643 | { |
| 644 | /* convert float params to int */ |
| 645 | GLint iparams[4]; |
| 646 | iparams[0] = (GLint) params[0]; |
| 647 | iparams[1] = (GLint) params[1]; |
| 648 | iparams[2] = (GLint) params[2]; |
| 649 | iparams[3] = (GLint) params[3]; |
Chia-I Wu | 9927d7f | 2009-10-02 15:32:04 +0800 | [diff] [blame] | 650 | need_update = set_tex_parameteri(ctx, texObj, pname, iparams); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 651 | } |
| 652 | break; |
| 653 | #endif |
| 654 | |
| 655 | default: |
| 656 | /* this will generate an error if pname is illegal */ |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 657 | need_update = set_tex_parameterf(ctx, texObj, pname, params); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 658 | } |
| 659 | |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 660 | if (ctx->Driver.TexParameter && need_update) { |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 661 | ctx->Driver.TexParameter(ctx, target, texObj, pname, params); |
| 662 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 663 | } |
| 664 | |
| 665 | |
| 666 | void GLAPIENTRY |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 667 | _mesa_TexParameteri(GLenum target, GLenum pname, GLint param) |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 668 | { |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 669 | GLboolean need_update; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 670 | struct gl_texture_object *texObj; |
| 671 | GET_CURRENT_CONTEXT(ctx); |
| 672 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 673 | |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 674 | texObj = get_texobj(ctx, target, GL_FALSE); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 675 | if (!texObj) |
| 676 | return; |
| 677 | |
| 678 | switch (pname) { |
| 679 | case GL_TEXTURE_MIN_LOD: |
| 680 | case GL_TEXTURE_MAX_LOD: |
| 681 | case GL_TEXTURE_PRIORITY: |
| 682 | case GL_TEXTURE_MAX_ANISOTROPY_EXT: |
| 683 | case GL_TEXTURE_LOD_BIAS: |
Brian Paul | 26da28c | 2009-01-28 16:49:28 -0700 | [diff] [blame] | 684 | case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB: |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 685 | { |
Vinson Lee | a1d46fb | 2009-12-08 15:42:13 -0800 | [diff] [blame] | 686 | GLfloat fparam[4]; |
| 687 | fparam[0] = (GLfloat) param; |
| 688 | fparam[1] = fparam[2] = fparam[3] = 0.0F; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 689 | /* convert int param to float */ |
Vinson Lee | a1d46fb | 2009-12-08 15:42:13 -0800 | [diff] [blame] | 690 | need_update = set_tex_parameterf(ctx, texObj, pname, fparam); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 691 | } |
| 692 | break; |
| 693 | default: |
| 694 | /* this will generate an error if pname is illegal */ |
Vinson Lee | 3f7c2ac | 2009-12-08 17:25:05 -0800 | [diff] [blame] | 695 | { |
| 696 | GLint iparam[4]; |
| 697 | iparam[0] = param; |
| 698 | iparam[1] = iparam[2] = iparam[3] = 0; |
| 699 | need_update = set_tex_parameteri(ctx, texObj, pname, iparam); |
| 700 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 701 | } |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 702 | |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 703 | if (ctx->Driver.TexParameter && need_update) { |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 704 | GLfloat fparam = (GLfloat) param; |
| 705 | ctx->Driver.TexParameter(ctx, target, texObj, pname, &fparam); |
Brian Paul | 1b7e909 | 2008-08-12 17:41:57 -0600 | [diff] [blame] | 706 | } |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 707 | } |
| 708 | |
| 709 | |
| 710 | void GLAPIENTRY |
| 711 | _mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params) |
| 712 | { |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 713 | GLboolean need_update; |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 714 | struct gl_texture_object *texObj; |
| 715 | GET_CURRENT_CONTEXT(ctx); |
| 716 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 717 | |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 718 | texObj = get_texobj(ctx, target, GL_FALSE); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 719 | if (!texObj) |
| 720 | return; |
| 721 | |
| 722 | switch (pname) { |
| 723 | case GL_TEXTURE_BORDER_COLOR: |
| 724 | { |
| 725 | /* convert int params to float */ |
| 726 | GLfloat fparams[4]; |
| 727 | fparams[0] = INT_TO_FLOAT(params[0]); |
| 728 | fparams[1] = INT_TO_FLOAT(params[1]); |
| 729 | fparams[2] = INT_TO_FLOAT(params[2]); |
| 730 | fparams[3] = INT_TO_FLOAT(params[3]); |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 731 | need_update = set_tex_parameterf(ctx, texObj, pname, fparams); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 732 | } |
| 733 | break; |
| 734 | case GL_TEXTURE_MIN_LOD: |
| 735 | case GL_TEXTURE_MAX_LOD: |
| 736 | case GL_TEXTURE_PRIORITY: |
| 737 | case GL_TEXTURE_MAX_ANISOTROPY_EXT: |
| 738 | case GL_TEXTURE_LOD_BIAS: |
Brian Paul | 26da28c | 2009-01-28 16:49:28 -0700 | [diff] [blame] | 739 | case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB: |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 740 | { |
| 741 | /* convert int param to float */ |
Vinson Lee | dcb4a37 | 2009-12-10 12:11:09 -0800 | [diff] [blame] | 742 | GLfloat fparams[4]; |
| 743 | fparams[0] = (GLfloat) params[0]; |
| 744 | fparams[1] = fparams[2] = fparams[3] = 0.0F; |
| 745 | need_update = set_tex_parameterf(ctx, texObj, pname, fparams); |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 746 | } |
| 747 | break; |
| 748 | default: |
| 749 | /* this will generate an error if pname is illegal */ |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 750 | need_update = set_tex_parameteri(ctx, texObj, pname, params); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 751 | } |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 752 | |
Roland Scheidegger | ebc1478 | 2009-04-02 23:38:34 +0200 | [diff] [blame] | 753 | if (ctx->Driver.TexParameter && need_update) { |
Brian Paul | 318e53a | 2009-01-27 11:07:21 -0700 | [diff] [blame] | 754 | GLfloat fparams[4]; |
| 755 | fparams[0] = INT_TO_FLOAT(params[0]); |
| 756 | if (pname == GL_TEXTURE_BORDER_COLOR || |
| 757 | pname == GL_TEXTURE_CROP_RECT_OES) { |
| 758 | fparams[1] = INT_TO_FLOAT(params[1]); |
| 759 | fparams[2] = INT_TO_FLOAT(params[2]); |
| 760 | fparams[3] = INT_TO_FLOAT(params[3]); |
| 761 | } |
| 762 | ctx->Driver.TexParameter(ctx, target, texObj, pname, fparams); |
| 763 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 764 | } |
| 765 | |
| 766 | |
Brian Paul | 7836a96 | 2010-01-04 20:00:00 -0700 | [diff] [blame] | 767 | /** |
| 768 | * Set tex parameter to integer value(s). Primarily intended to set |
| 769 | * integer-valued texture border color (for integer-valued textures). |
| 770 | * New in GL 3.0. |
| 771 | */ |
| 772 | void GLAPIENTRY |
| 773 | _mesa_TexParameterIiv(GLenum target, GLenum pname, const GLint *params) |
| 774 | { |
| 775 | struct gl_texture_object *texObj; |
| 776 | GET_CURRENT_CONTEXT(ctx); |
| 777 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 778 | |
| 779 | texObj = get_texobj(ctx, target, GL_FALSE); |
| 780 | if (!texObj) |
| 781 | return; |
| 782 | |
| 783 | switch (pname) { |
| 784 | case GL_TEXTURE_BORDER_COLOR: |
| 785 | FLUSH_VERTICES(ctx, _NEW_TEXTURE); |
| 786 | /* set the integer-valued border color */ |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 787 | COPY_4V(texObj->Sampler.BorderColor.i, params); |
Brian Paul | 7836a96 | 2010-01-04 20:00:00 -0700 | [diff] [blame] | 788 | break; |
| 789 | default: |
| 790 | _mesa_TexParameteriv(target, pname, params); |
| 791 | break; |
| 792 | } |
| 793 | /* XXX no driver hook for TexParameterIiv() yet */ |
| 794 | } |
| 795 | |
| 796 | |
| 797 | /** |
| 798 | * Set tex parameter to unsigned integer value(s). Primarily intended to set |
| 799 | * uint-valued texture border color (for integer-valued textures). |
| 800 | * New in GL 3.0 |
| 801 | */ |
| 802 | void GLAPIENTRY |
| 803 | _mesa_TexParameterIuiv(GLenum target, GLenum pname, const GLuint *params) |
| 804 | { |
| 805 | struct gl_texture_object *texObj; |
| 806 | GET_CURRENT_CONTEXT(ctx); |
| 807 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 808 | |
| 809 | texObj = get_texobj(ctx, target, GL_FALSE); |
| 810 | if (!texObj) |
| 811 | return; |
| 812 | |
| 813 | switch (pname) { |
| 814 | case GL_TEXTURE_BORDER_COLOR: |
| 815 | FLUSH_VERTICES(ctx, _NEW_TEXTURE); |
| 816 | /* set the unsigned integer-valued border color */ |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 817 | COPY_4V(texObj->Sampler.BorderColor.ui, params); |
Brian Paul | 7836a96 | 2010-01-04 20:00:00 -0700 | [diff] [blame] | 818 | break; |
| 819 | default: |
| 820 | _mesa_TexParameteriv(target, pname, (const GLint *) params); |
| 821 | break; |
| 822 | } |
| 823 | /* XXX no driver hook for TexParameterIuiv() yet */ |
| 824 | } |
| 825 | |
| 826 | |
| 827 | |
| 828 | |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 829 | void GLAPIENTRY |
| 830 | _mesa_GetTexLevelParameterfv( GLenum target, GLint level, |
| 831 | GLenum pname, GLfloat *params ) |
| 832 | { |
| 833 | GLint iparam; |
| 834 | _mesa_GetTexLevelParameteriv( target, level, pname, &iparam ); |
| 835 | *params = (GLfloat) iparam; |
| 836 | } |
| 837 | |
| 838 | |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 839 | void GLAPIENTRY |
| 840 | _mesa_GetTexLevelParameteriv( GLenum target, GLint level, |
| 841 | GLenum pname, GLint *params ) |
| 842 | { |
| 843 | const struct gl_texture_unit *texUnit; |
| 844 | struct gl_texture_object *texObj; |
| 845 | const struct gl_texture_image *img = NULL; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 846 | GLint maxLevels; |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 847 | gl_format texFormat; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 848 | GET_CURRENT_CONTEXT(ctx); |
| 849 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 850 | |
Brian Paul | b2a3049 | 2010-02-03 15:47:44 -0700 | [diff] [blame] | 851 | if (ctx->Texture.CurrentUnit >= ctx->Const.MaxCombinedTextureImageUnits) { |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 852 | _mesa_error(ctx, GL_INVALID_OPERATION, |
| 853 | "glGetTexLevelParameteriv(current unit)"); |
| 854 | return; |
| 855 | } |
| 856 | |
Brian Paul | 6aa7a03 | 2009-08-13 09:55:34 -0600 | [diff] [blame] | 857 | texUnit = _mesa_get_current_tex_unit(ctx); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 858 | |
| 859 | /* this will catch bad target values */ |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 860 | maxLevels = _mesa_max_texture_levels(ctx, target); |
| 861 | if (maxLevels == 0) { |
Brian Paul | 8a9795e | 2009-08-13 10:18:50 -0600 | [diff] [blame] | 862 | _mesa_error(ctx, GL_INVALID_ENUM, |
| 863 | "glGetTexLevelParameter[if]v(target=0x%x)", target); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 864 | return; |
| 865 | } |
| 866 | |
| 867 | if (level < 0 || level >= maxLevels) { |
| 868 | _mesa_error( ctx, GL_INVALID_VALUE, "glGetTexLevelParameter[if]v" ); |
| 869 | return; |
| 870 | } |
| 871 | |
| 872 | texObj = _mesa_select_tex_object(ctx, texUnit, target); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 873 | |
| 874 | img = _mesa_select_tex_image(ctx, texObj, target, level); |
| 875 | if (!img || !img->TexFormat) { |
| 876 | /* undefined texture image */ |
| 877 | if (pname == GL_TEXTURE_COMPONENTS) |
| 878 | *params = 1; |
| 879 | else |
| 880 | *params = 0; |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 881 | return; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 882 | } |
| 883 | |
Brian Paul | 1f7c914 | 2009-09-30 20:28:45 -0600 | [diff] [blame] | 884 | texFormat = img->TexFormat; |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 885 | |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 886 | switch (pname) { |
| 887 | case GL_TEXTURE_WIDTH: |
| 888 | *params = img->Width; |
| 889 | break; |
| 890 | case GL_TEXTURE_HEIGHT: |
| 891 | *params = img->Height; |
| 892 | break; |
| 893 | case GL_TEXTURE_DEPTH: |
| 894 | *params = img->Depth; |
| 895 | break; |
| 896 | case GL_TEXTURE_INTERNAL_FORMAT: |
Brian Paul | 365f658 | 2011-01-25 18:44:11 -0700 | [diff] [blame] | 897 | if (_mesa_is_format_compressed(texFormat)) { |
Brian Paul | cd62b4f | 2009-10-23 14:40:40 -0600 | [diff] [blame] | 898 | /* need to return the actual compressed format */ |
Brian Paul | 365f658 | 2011-01-25 18:44:11 -0700 | [diff] [blame] | 899 | *params = _mesa_compressed_format_to_glenum(ctx, texFormat); |
Brian Paul | cd62b4f | 2009-10-23 14:40:40 -0600 | [diff] [blame] | 900 | } |
| 901 | else { |
| 902 | /* return the user's requested internal format */ |
| 903 | *params = img->InternalFormat; |
| 904 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 905 | break; |
| 906 | case GL_TEXTURE_BORDER: |
| 907 | *params = img->Border; |
| 908 | break; |
| 909 | case GL_TEXTURE_RED_SIZE: |
Ian Romanick | cc6f13d | 2010-09-28 11:17:27 -0700 | [diff] [blame] | 910 | if (img->_BaseFormat == GL_RED) { |
| 911 | *params = _mesa_get_format_bits(texFormat, pname); |
| 912 | break; |
| 913 | } |
| 914 | /* FALLTHROUGH */ |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 915 | case GL_TEXTURE_GREEN_SIZE: |
Ian Romanick | cc6f13d | 2010-09-28 11:17:27 -0700 | [diff] [blame] | 916 | if (img->_BaseFormat == GL_RG) { |
| 917 | *params = _mesa_get_format_bits(texFormat, pname); |
| 918 | break; |
| 919 | } |
| 920 | /* FALLTHROUGH */ |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 921 | case GL_TEXTURE_BLUE_SIZE: |
| 922 | if (img->_BaseFormat == GL_RGB || img->_BaseFormat == GL_RGBA) |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 923 | *params = _mesa_get_format_bits(texFormat, pname); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 924 | else |
| 925 | *params = 0; |
| 926 | break; |
| 927 | case GL_TEXTURE_ALPHA_SIZE: |
| 928 | if (img->_BaseFormat == GL_ALPHA || |
| 929 | img->_BaseFormat == GL_LUMINANCE_ALPHA || |
| 930 | img->_BaseFormat == GL_RGBA) |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 931 | *params = _mesa_get_format_bits(texFormat, pname); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 932 | else |
| 933 | *params = 0; |
| 934 | break; |
| 935 | case GL_TEXTURE_INTENSITY_SIZE: |
| 936 | if (img->_BaseFormat != GL_INTENSITY) |
| 937 | *params = 0; |
Brian Paul | b64d478 | 2009-09-27 19:38:21 -0600 | [diff] [blame] | 938 | else { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 939 | *params = _mesa_get_format_bits(texFormat, pname); |
Brian Paul | b64d478 | 2009-09-27 19:38:21 -0600 | [diff] [blame] | 940 | if (*params == 0) { |
| 941 | /* intensity probably stored as rgb texture */ |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 942 | *params = MIN2(_mesa_get_format_bits(texFormat, GL_TEXTURE_RED_SIZE), |
| 943 | _mesa_get_format_bits(texFormat, GL_TEXTURE_GREEN_SIZE)); |
Brian Paul | b64d478 | 2009-09-27 19:38:21 -0600 | [diff] [blame] | 944 | } |
| 945 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 946 | break; |
| 947 | case GL_TEXTURE_LUMINANCE_SIZE: |
| 948 | if (img->_BaseFormat != GL_LUMINANCE && |
| 949 | img->_BaseFormat != GL_LUMINANCE_ALPHA) |
| 950 | *params = 0; |
Brian Paul | b64d478 | 2009-09-27 19:38:21 -0600 | [diff] [blame] | 951 | else { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 952 | *params = _mesa_get_format_bits(texFormat, pname); |
Brian Paul | 5767a67 | 2009-09-27 20:59:28 -0600 | [diff] [blame] | 953 | if (*params == 0) { |
Brian Paul | b64d478 | 2009-09-27 19:38:21 -0600 | [diff] [blame] | 954 | /* luminance probably stored as rgb texture */ |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 955 | *params = MIN2(_mesa_get_format_bits(texFormat, GL_TEXTURE_RED_SIZE), |
| 956 | _mesa_get_format_bits(texFormat, GL_TEXTURE_GREEN_SIZE)); |
Brian Paul | b64d478 | 2009-09-27 19:38:21 -0600 | [diff] [blame] | 957 | } |
| 958 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 959 | break; |
| 960 | case GL_TEXTURE_INDEX_SIZE_EXT: |
| 961 | if (img->_BaseFormat == GL_COLOR_INDEX) |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 962 | *params = _mesa_get_format_bits(texFormat, pname); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 963 | else |
| 964 | *params = 0; |
| 965 | break; |
| 966 | case GL_TEXTURE_DEPTH_SIZE_ARB: |
Ian Romanick | 4741dbc | 2008-10-01 15:51:56 -0700 | [diff] [blame] | 967 | if (ctx->Extensions.ARB_depth_texture) |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 968 | *params = _mesa_get_format_bits(texFormat, pname); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 969 | else |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 970 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 971 | break; |
| 972 | case GL_TEXTURE_STENCIL_SIZE_EXT: |
Brian Paul | f44638f | 2009-06-29 15:12:36 -0600 | [diff] [blame] | 973 | if (ctx->Extensions.EXT_packed_depth_stencil || |
| 974 | ctx->Extensions.ARB_framebuffer_object) { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 975 | *params = _mesa_get_format_bits(texFormat, pname); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 976 | } |
| 977 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 978 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 979 | } |
| 980 | break; |
Brian Paul | 61753c4 | 2010-03-20 12:04:52 -0600 | [diff] [blame] | 981 | case GL_TEXTURE_SHARED_SIZE: |
| 982 | if (ctx->VersionMajor >= 3) { |
| 983 | /* XXX return number of exponent bits for shared exponent texture |
| 984 | * formats, like GL_RGB9_E5. |
| 985 | */ |
| 986 | *params = 0; |
| 987 | } |
| 988 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 989 | goto invalid_pname; |
Brian Paul | 61753c4 | 2010-03-20 12:04:52 -0600 | [diff] [blame] | 990 | } |
| 991 | break; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 992 | |
| 993 | /* GL_ARB_texture_compression */ |
| 994 | case GL_TEXTURE_COMPRESSED_IMAGE_SIZE: |
Brian Paul | 0bfd174 | 2011-01-25 18:45:44 -0700 | [diff] [blame] | 995 | if (_mesa_is_format_compressed(texFormat) && |
| 996 | !_mesa_is_proxy_texture(target)) { |
Brian Paul | d6ee86c | 2009-10-24 16:49:57 -0600 | [diff] [blame] | 997 | *params = _mesa_format_image_size(texFormat, img->Width, |
| 998 | img->Height, img->Depth); |
Ian Romanick | 33fa5e4 | 2009-01-27 17:36:03 -0800 | [diff] [blame] | 999 | } |
| 1000 | else { |
| 1001 | _mesa_error(ctx, GL_INVALID_OPERATION, |
| 1002 | "glGetTexLevelParameter[if]v(pname)"); |
| 1003 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1004 | break; |
| 1005 | case GL_TEXTURE_COMPRESSED: |
Brian Paul | 365f658 | 2011-01-25 18:44:11 -0700 | [diff] [blame] | 1006 | *params = (GLint) _mesa_is_format_compressed(texFormat); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1007 | break; |
| 1008 | |
| 1009 | /* GL_ARB_texture_float */ |
| 1010 | case GL_TEXTURE_RED_TYPE_ARB: |
| 1011 | if (ctx->Extensions.ARB_texture_float) { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 1012 | *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_RED_SIZE) ? |
| 1013 | _mesa_get_format_datatype(texFormat) : GL_NONE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1014 | } |
| 1015 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1016 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1017 | } |
| 1018 | break; |
| 1019 | case GL_TEXTURE_GREEN_TYPE_ARB: |
| 1020 | if (ctx->Extensions.ARB_texture_float) { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 1021 | *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_GREEN_SIZE) ? |
| 1022 | _mesa_get_format_datatype(texFormat) : GL_NONE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1023 | } |
| 1024 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1025 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1026 | } |
| 1027 | break; |
| 1028 | case GL_TEXTURE_BLUE_TYPE_ARB: |
| 1029 | if (ctx->Extensions.ARB_texture_float) { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 1030 | *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_BLUE_SIZE) ? |
| 1031 | _mesa_get_format_datatype(texFormat) : GL_NONE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1032 | } |
| 1033 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1034 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1035 | } |
| 1036 | break; |
| 1037 | case GL_TEXTURE_ALPHA_TYPE_ARB: |
| 1038 | if (ctx->Extensions.ARB_texture_float) { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 1039 | *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_ALPHA_SIZE) ? |
| 1040 | _mesa_get_format_datatype(texFormat) : GL_NONE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1041 | } |
| 1042 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1043 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1044 | } |
| 1045 | break; |
| 1046 | case GL_TEXTURE_LUMINANCE_TYPE_ARB: |
| 1047 | if (ctx->Extensions.ARB_texture_float) { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 1048 | *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_LUMINANCE_SIZE) ? |
| 1049 | _mesa_get_format_datatype(texFormat) : GL_NONE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1050 | } |
| 1051 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1052 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1053 | } |
| 1054 | break; |
| 1055 | case GL_TEXTURE_INTENSITY_TYPE_ARB: |
| 1056 | if (ctx->Extensions.ARB_texture_float) { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 1057 | *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_INTENSITY_SIZE) ? |
| 1058 | _mesa_get_format_datatype(texFormat) : GL_NONE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1059 | } |
| 1060 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1061 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1062 | } |
| 1063 | break; |
| 1064 | case GL_TEXTURE_DEPTH_TYPE_ARB: |
| 1065 | if (ctx->Extensions.ARB_texture_float) { |
Brian Paul | af0adb5 | 2009-09-27 20:56:04 -0600 | [diff] [blame] | 1066 | *params = _mesa_get_format_bits(texFormat, GL_TEXTURE_DEPTH_SIZE) ? |
| 1067 | _mesa_get_format_datatype(texFormat) : GL_NONE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1068 | } |
| 1069 | else { |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1070 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1071 | } |
| 1072 | break; |
| 1073 | |
| 1074 | default: |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1075 | goto invalid_pname; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1076 | } |
| 1077 | |
Brian Paul | f322400 | 2011-01-25 18:42:53 -0700 | [diff] [blame] | 1078 | /* no error if we get here */ |
| 1079 | return; |
| 1080 | |
| 1081 | invalid_pname: |
| 1082 | _mesa_error(ctx, GL_INVALID_ENUM, |
| 1083 | "glGetTexLevelParameter[if]v(pname=%s)", |
| 1084 | _mesa_lookup_enum_by_nr(pname)); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1085 | } |
| 1086 | |
| 1087 | |
| 1088 | |
| 1089 | void GLAPIENTRY |
| 1090 | _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params ) |
| 1091 | { |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1092 | struct gl_texture_object *obj; |
| 1093 | GLboolean error = GL_FALSE; |
| 1094 | GET_CURRENT_CONTEXT(ctx); |
| 1095 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 1096 | |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 1097 | obj = get_texobj(ctx, target, GL_TRUE); |
| 1098 | if (!obj) |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1099 | return; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1100 | |
| 1101 | _mesa_lock_texture(ctx, obj); |
| 1102 | switch (pname) { |
| 1103 | case GL_TEXTURE_MAG_FILTER: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1104 | *params = ENUM_TO_FLOAT(obj->Sampler.MagFilter); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1105 | break; |
| 1106 | case GL_TEXTURE_MIN_FILTER: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1107 | *params = ENUM_TO_FLOAT(obj->Sampler.MinFilter); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1108 | break; |
| 1109 | case GL_TEXTURE_WRAP_S: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1110 | *params = ENUM_TO_FLOAT(obj->Sampler.WrapS); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1111 | break; |
| 1112 | case GL_TEXTURE_WRAP_T: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1113 | *params = ENUM_TO_FLOAT(obj->Sampler.WrapT); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1114 | break; |
| 1115 | case GL_TEXTURE_WRAP_R: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1116 | *params = ENUM_TO_FLOAT(obj->Sampler.WrapR); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1117 | break; |
| 1118 | case GL_TEXTURE_BORDER_COLOR: |
Marek Olšák | e5c6a92 | 2011-02-15 23:30:23 +0100 | [diff] [blame] | 1119 | if(ctx->NewState & (_NEW_BUFFERS | _NEW_FRAG_CLAMP)) |
| 1120 | _mesa_update_state_locked(ctx); |
| 1121 | if(ctx->Color._ClampFragmentColor) |
| 1122 | { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1123 | params[0] = CLAMP(obj->Sampler.BorderColor.f[0], 0.0F, 1.0F); |
| 1124 | params[1] = CLAMP(obj->Sampler.BorderColor.f[1], 0.0F, 1.0F); |
| 1125 | params[2] = CLAMP(obj->Sampler.BorderColor.f[2], 0.0F, 1.0F); |
| 1126 | params[3] = CLAMP(obj->Sampler.BorderColor.f[3], 0.0F, 1.0F); |
Marek Olšák | e5c6a92 | 2011-02-15 23:30:23 +0100 | [diff] [blame] | 1127 | } |
| 1128 | else |
| 1129 | { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1130 | params[0] = obj->Sampler.BorderColor.f[0]; |
| 1131 | params[1] = obj->Sampler.BorderColor.f[1]; |
| 1132 | params[2] = obj->Sampler.BorderColor.f[2]; |
| 1133 | params[3] = obj->Sampler.BorderColor.f[3]; |
Marek Olšák | e5c6a92 | 2011-02-15 23:30:23 +0100 | [diff] [blame] | 1134 | } |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1135 | break; |
| 1136 | case GL_TEXTURE_RESIDENT: |
| 1137 | { |
| 1138 | GLboolean resident; |
| 1139 | if (ctx->Driver.IsTextureResident) |
| 1140 | resident = ctx->Driver.IsTextureResident(ctx, obj); |
| 1141 | else |
| 1142 | resident = GL_TRUE; |
| 1143 | *params = ENUM_TO_FLOAT(resident); |
| 1144 | } |
| 1145 | break; |
| 1146 | case GL_TEXTURE_PRIORITY: |
| 1147 | *params = obj->Priority; |
| 1148 | break; |
| 1149 | case GL_TEXTURE_MIN_LOD: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1150 | *params = obj->Sampler.MinLod; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1151 | break; |
| 1152 | case GL_TEXTURE_MAX_LOD: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1153 | *params = obj->Sampler.MaxLod; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1154 | break; |
| 1155 | case GL_TEXTURE_BASE_LEVEL: |
| 1156 | *params = (GLfloat) obj->BaseLevel; |
| 1157 | break; |
| 1158 | case GL_TEXTURE_MAX_LEVEL: |
| 1159 | *params = (GLfloat) obj->MaxLevel; |
| 1160 | break; |
| 1161 | case GL_TEXTURE_MAX_ANISOTROPY_EXT: |
| 1162 | if (ctx->Extensions.EXT_texture_filter_anisotropic) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1163 | *params = obj->Sampler.MaxAnisotropy; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1164 | } |
| 1165 | else |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1166 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1167 | break; |
Brian Paul | 26da28c | 2009-01-28 16:49:28 -0700 | [diff] [blame] | 1168 | case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB: |
| 1169 | if (ctx->Extensions.ARB_shadow_ambient) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1170 | *params = obj->Sampler.CompareFailValue; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1171 | } |
| 1172 | else |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1173 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1174 | break; |
| 1175 | case GL_GENERATE_MIPMAP_SGIS: |
Ian Romanick | 7f11d47 | 2010-09-27 14:55:52 -0700 | [diff] [blame] | 1176 | *params = (GLfloat) obj->GenerateMipmap; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1177 | break; |
| 1178 | case GL_TEXTURE_COMPARE_MODE_ARB: |
| 1179 | if (ctx->Extensions.ARB_shadow) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1180 | *params = (GLfloat) obj->Sampler.CompareMode; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1181 | } |
| 1182 | else |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1183 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1184 | break; |
| 1185 | case GL_TEXTURE_COMPARE_FUNC_ARB: |
| 1186 | if (ctx->Extensions.ARB_shadow) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1187 | *params = (GLfloat) obj->Sampler.CompareFunc; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1188 | } |
| 1189 | else |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1190 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1191 | break; |
| 1192 | case GL_DEPTH_TEXTURE_MODE_ARB: |
| 1193 | if (ctx->Extensions.ARB_depth_texture) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1194 | *params = (GLfloat) obj->Sampler.DepthMode; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1195 | } |
| 1196 | else |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1197 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1198 | break; |
| 1199 | case GL_TEXTURE_LOD_BIAS: |
| 1200 | if (ctx->Extensions.EXT_texture_lod_bias) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1201 | *params = obj->Sampler.LodBias; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1202 | } |
| 1203 | else |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1204 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1205 | break; |
Chia-I Wu | 066477a | 2010-03-30 13:13:20 +0800 | [diff] [blame] | 1206 | #if FEATURE_OES_draw_texture |
Brian Paul | 1b7e909 | 2008-08-12 17:41:57 -0600 | [diff] [blame] | 1207 | case GL_TEXTURE_CROP_RECT_OES: |
| 1208 | params[0] = obj->CropRect[0]; |
Brad King | ee80c64 | 2008-09-26 07:40:05 -0600 | [diff] [blame] | 1209 | params[1] = obj->CropRect[1]; |
| 1210 | params[2] = obj->CropRect[2]; |
| 1211 | params[3] = obj->CropRect[3]; |
Brian Paul | 1b7e909 | 2008-08-12 17:41:57 -0600 | [diff] [blame] | 1212 | break; |
| 1213 | #endif |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1214 | |
| 1215 | case GL_TEXTURE_SWIZZLE_R_EXT: |
| 1216 | case GL_TEXTURE_SWIZZLE_G_EXT: |
| 1217 | case GL_TEXTURE_SWIZZLE_B_EXT: |
| 1218 | case GL_TEXTURE_SWIZZLE_A_EXT: |
| 1219 | if (ctx->Extensions.EXT_texture_swizzle) { |
| 1220 | GLuint comp = pname - GL_TEXTURE_SWIZZLE_R_EXT; |
| 1221 | *params = (GLfloat) obj->Swizzle[comp]; |
| 1222 | } |
| 1223 | else { |
| 1224 | error = GL_TRUE; |
| 1225 | } |
| 1226 | break; |
| 1227 | |
| 1228 | case GL_TEXTURE_SWIZZLE_RGBA_EXT: |
| 1229 | if (ctx->Extensions.EXT_texture_swizzle) { |
| 1230 | GLuint comp; |
| 1231 | for (comp = 0; comp < 4; comp++) { |
| 1232 | params[comp] = (GLfloat) obj->Swizzle[comp]; |
| 1233 | } |
| 1234 | } |
| 1235 | else { |
| 1236 | error = GL_TRUE; |
| 1237 | } |
| 1238 | break; |
| 1239 | |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1240 | default: |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1241 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1242 | break; |
| 1243 | } |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1244 | |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1245 | if (error) |
| 1246 | _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameterfv(pname=0x%x)", |
| 1247 | pname); |
| 1248 | |
| 1249 | _mesa_unlock_texture(ctx, obj); |
| 1250 | } |
| 1251 | |
| 1252 | |
| 1253 | void GLAPIENTRY |
| 1254 | _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params ) |
| 1255 | { |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1256 | struct gl_texture_object *obj; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1257 | GLboolean error = GL_FALSE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1258 | GET_CURRENT_CONTEXT(ctx); |
| 1259 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 1260 | |
Brian Paul | 32b9983 | 2010-01-04 19:20:33 -0700 | [diff] [blame] | 1261 | obj = get_texobj(ctx, target, GL_TRUE); |
| 1262 | if (!obj) |
| 1263 | return; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1264 | |
Brian Paul | 6d84580 | 2010-01-04 19:05:31 -0700 | [diff] [blame] | 1265 | _mesa_lock_texture(ctx, obj); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1266 | switch (pname) { |
| 1267 | case GL_TEXTURE_MAG_FILTER: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1268 | *params = (GLint) obj->Sampler.MagFilter; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1269 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1270 | case GL_TEXTURE_MIN_FILTER: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1271 | *params = (GLint) obj->Sampler.MinFilter; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1272 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1273 | case GL_TEXTURE_WRAP_S: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1274 | *params = (GLint) obj->Sampler.WrapS; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1275 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1276 | case GL_TEXTURE_WRAP_T: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1277 | *params = (GLint) obj->Sampler.WrapT; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1278 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1279 | case GL_TEXTURE_WRAP_R: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1280 | *params = (GLint) obj->Sampler.WrapR; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1281 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1282 | case GL_TEXTURE_BORDER_COLOR: |
| 1283 | { |
| 1284 | GLfloat b[4]; |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1285 | b[0] = CLAMP(obj->Sampler.BorderColor.f[0], 0.0F, 1.0F); |
| 1286 | b[1] = CLAMP(obj->Sampler.BorderColor.f[1], 0.0F, 1.0F); |
| 1287 | b[2] = CLAMP(obj->Sampler.BorderColor.f[2], 0.0F, 1.0F); |
| 1288 | b[3] = CLAMP(obj->Sampler.BorderColor.f[3], 0.0F, 1.0F); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1289 | params[0] = FLOAT_TO_INT(b[0]); |
| 1290 | params[1] = FLOAT_TO_INT(b[1]); |
| 1291 | params[2] = FLOAT_TO_INT(b[2]); |
| 1292 | params[3] = FLOAT_TO_INT(b[3]); |
| 1293 | } |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1294 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1295 | case GL_TEXTURE_RESIDENT: |
| 1296 | { |
| 1297 | GLboolean resident; |
| 1298 | if (ctx->Driver.IsTextureResident) |
| 1299 | resident = ctx->Driver.IsTextureResident(ctx, obj); |
| 1300 | else |
| 1301 | resident = GL_TRUE; |
| 1302 | *params = (GLint) resident; |
| 1303 | } |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1304 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1305 | case GL_TEXTURE_PRIORITY: |
| 1306 | *params = FLOAT_TO_INT(obj->Priority); |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1307 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1308 | case GL_TEXTURE_MIN_LOD: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1309 | *params = (GLint) obj->Sampler.MinLod; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1310 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1311 | case GL_TEXTURE_MAX_LOD: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1312 | *params = (GLint) obj->Sampler.MaxLod; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1313 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1314 | case GL_TEXTURE_BASE_LEVEL: |
| 1315 | *params = obj->BaseLevel; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1316 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1317 | case GL_TEXTURE_MAX_LEVEL: |
| 1318 | *params = obj->MaxLevel; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1319 | break;; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1320 | case GL_TEXTURE_MAX_ANISOTROPY_EXT: |
| 1321 | if (ctx->Extensions.EXT_texture_filter_anisotropic) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1322 | *params = (GLint) obj->Sampler.MaxAnisotropy; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1323 | } |
| 1324 | else { |
| 1325 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1326 | } |
| 1327 | break; |
Brian Paul | 26da28c | 2009-01-28 16:49:28 -0700 | [diff] [blame] | 1328 | case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB: |
| 1329 | if (ctx->Extensions.ARB_shadow_ambient) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1330 | *params = (GLint) FLOAT_TO_INT(obj->Sampler.CompareFailValue); |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1331 | } |
| 1332 | else { |
| 1333 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1334 | } |
| 1335 | break; |
| 1336 | case GL_GENERATE_MIPMAP_SGIS: |
Ian Romanick | 7f11d47 | 2010-09-27 14:55:52 -0700 | [diff] [blame] | 1337 | *params = (GLint) obj->GenerateMipmap; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1338 | break; |
| 1339 | case GL_TEXTURE_COMPARE_MODE_ARB: |
| 1340 | if (ctx->Extensions.ARB_shadow) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1341 | *params = (GLint) obj->Sampler.CompareMode; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1342 | } |
| 1343 | else { |
| 1344 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1345 | } |
| 1346 | break; |
| 1347 | case GL_TEXTURE_COMPARE_FUNC_ARB: |
| 1348 | if (ctx->Extensions.ARB_shadow) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1349 | *params = (GLint) obj->Sampler.CompareFunc; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1350 | } |
| 1351 | else { |
| 1352 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1353 | } |
| 1354 | break; |
| 1355 | case GL_DEPTH_TEXTURE_MODE_ARB: |
| 1356 | if (ctx->Extensions.ARB_depth_texture) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1357 | *params = (GLint) obj->Sampler.DepthMode; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1358 | } |
| 1359 | else { |
| 1360 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1361 | } |
| 1362 | break; |
| 1363 | case GL_TEXTURE_LOD_BIAS: |
| 1364 | if (ctx->Extensions.EXT_texture_lod_bias) { |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1365 | *params = (GLint) obj->Sampler.LodBias; |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1366 | } |
| 1367 | else { |
| 1368 | error = GL_TRUE; |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1369 | } |
| 1370 | break; |
Chia-I Wu | 066477a | 2010-03-30 13:13:20 +0800 | [diff] [blame] | 1371 | #if FEATURE_OES_draw_texture |
Brian Paul | 1b7e909 | 2008-08-12 17:41:57 -0600 | [diff] [blame] | 1372 | case GL_TEXTURE_CROP_RECT_OES: |
| 1373 | params[0] = obj->CropRect[0]; |
Brad King | ee80c64 | 2008-09-26 07:40:05 -0600 | [diff] [blame] | 1374 | params[1] = obj->CropRect[1]; |
| 1375 | params[2] = obj->CropRect[2]; |
| 1376 | params[3] = obj->CropRect[3]; |
Brian Paul | 1b7e909 | 2008-08-12 17:41:57 -0600 | [diff] [blame] | 1377 | break; |
| 1378 | #endif |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1379 | case GL_TEXTURE_SWIZZLE_R_EXT: |
| 1380 | case GL_TEXTURE_SWIZZLE_G_EXT: |
| 1381 | case GL_TEXTURE_SWIZZLE_B_EXT: |
| 1382 | case GL_TEXTURE_SWIZZLE_A_EXT: |
| 1383 | if (ctx->Extensions.EXT_texture_swizzle) { |
| 1384 | GLuint comp = pname - GL_TEXTURE_SWIZZLE_R_EXT; |
| 1385 | *params = obj->Swizzle[comp]; |
| 1386 | } |
| 1387 | else { |
| 1388 | error = GL_TRUE; |
| 1389 | } |
| 1390 | break; |
| 1391 | |
| 1392 | case GL_TEXTURE_SWIZZLE_RGBA_EXT: |
| 1393 | if (ctx->Extensions.EXT_texture_swizzle) { |
| 1394 | COPY_4V(params, obj->Swizzle); |
| 1395 | } |
| 1396 | else { |
| 1397 | error = GL_TRUE; |
| 1398 | } |
| 1399 | break; |
| 1400 | |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1401 | default: |
| 1402 | ; /* silence warnings */ |
| 1403 | } |
Brian Paul | 4a89e51 | 2009-01-28 10:27:33 -0700 | [diff] [blame] | 1404 | |
| 1405 | if (error) |
| 1406 | _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexParameteriv(pname=0x%x)", |
| 1407 | pname); |
| 1408 | |
| 1409 | _mesa_unlock_texture(ctx, obj); |
Brian Paul | ae1fdc1 | 2008-06-11 20:05:53 -0600 | [diff] [blame] | 1410 | } |
Brian Paul | 7836a96 | 2010-01-04 20:00:00 -0700 | [diff] [blame] | 1411 | |
| 1412 | |
| 1413 | /** New in GL 3.0 */ |
| 1414 | void GLAPIENTRY |
| 1415 | _mesa_GetTexParameterIiv(GLenum target, GLenum pname, GLint *params) |
| 1416 | { |
| 1417 | struct gl_texture_object *texObj; |
| 1418 | GET_CURRENT_CONTEXT(ctx); |
| 1419 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 1420 | |
| 1421 | texObj = get_texobj(ctx, target, GL_TRUE); |
| 1422 | |
| 1423 | switch (pname) { |
| 1424 | case GL_TEXTURE_BORDER_COLOR: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1425 | COPY_4V(params, texObj->Sampler.BorderColor.i); |
Brian Paul | 7836a96 | 2010-01-04 20:00:00 -0700 | [diff] [blame] | 1426 | break; |
| 1427 | default: |
| 1428 | _mesa_GetTexParameteriv(target, pname, params); |
| 1429 | } |
| 1430 | } |
| 1431 | |
| 1432 | |
| 1433 | /** New in GL 3.0 */ |
| 1434 | void GLAPIENTRY |
| 1435 | _mesa_GetTexParameterIuiv(GLenum target, GLenum pname, GLuint *params) |
| 1436 | { |
| 1437 | struct gl_texture_object *texObj; |
| 1438 | GET_CURRENT_CONTEXT(ctx); |
| 1439 | ASSERT_OUTSIDE_BEGIN_END(ctx); |
| 1440 | |
| 1441 | texObj = get_texobj(ctx, target, GL_TRUE); |
| 1442 | |
| 1443 | switch (pname) { |
| 1444 | case GL_TEXTURE_BORDER_COLOR: |
Brian Paul | ecfaab8 | 2011-04-10 12:44:46 -0600 | [diff] [blame^] | 1445 | COPY_4V(params, texObj->Sampler.BorderColor.i); |
Brian Paul | 7836a96 | 2010-01-04 20:00:00 -0700 | [diff] [blame] | 1446 | break; |
| 1447 | default: |
| 1448 | { |
| 1449 | GLint ip[4]; |
| 1450 | _mesa_GetTexParameteriv(target, pname, ip); |
| 1451 | params[0] = ip[0]; |
| 1452 | if (pname == GL_TEXTURE_SWIZZLE_RGBA_EXT || |
| 1453 | pname == GL_TEXTURE_CROP_RECT_OES) { |
| 1454 | params[1] = ip[1]; |
| 1455 | params[2] = ip[2]; |
| 1456 | params[3] = ip[3]; |
| 1457 | } |
| 1458 | } |
| 1459 | } |
| 1460 | } |