HCoop / clinton / guile-figl.git / blame
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1 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "xhtml1-transitional.dtd"> |
| 2 | <!-- saved from url=(0013)about:internet --> | |
| 3 | <?xml-stylesheet type="text/xsl" href="mathml.xsl"?><html xmlns="http://www.w3.org/1999/xhtml" xmlns:pref="http://www.w3.org/2002/Math/preference" pref:renderer="mathplayer-dl"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>glLoadTransposeMatrix</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="glLoadTransposeMatrix"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glLoadTransposeMatrix — replace the current matrix with the specified row-major ordered matrix</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0"><tr><td><code class="funcdef">void <b class="fsfunc">glLoadTransposeMatrixd</b>(</code></td><td>const GLdouble * </td><td><var class="pdparam">m</var><code>)</code>;</td></tr></table></div><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0"><tr><td><code class="funcdef">void <b class="fsfunc">glLoadTransposeMatrixf</b>(</code></td><td>const GLfloat * </td><td><var class="pdparam">m</var><code>)</code>;</td></tr></table></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>m</code></em></span></dt><dd><p> | |
| 4 | Specifies a pointer to 16 consecutive values, which are used as the | |
| 5 | elements of a | |
| 6 | <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> | |
| 7 | ||
| 8 | <mml:mrow> | |
| 9 | <mml:mn>4</mml:mn> | |
| 10 | <mml:mo>×</mml:mo> | |
| 11 | <mml:mn>4</mml:mn> | |
| 12 | </mml:mrow> | |
| 13 | </mml:math> | |
| 14 | row-major matrix. | |
| 15 | </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p> | |
| 16 | <code class="function">glLoadTransposeMatrix</code> replaces the current matrix with the one whose elements are specified by | |
| 17 | <em class="parameter"><code>m</code></em>. | |
| 18 | The current matrix is the projection matrix, | |
| 19 | modelview matrix, | |
| 20 | or texture matrix, | |
| 21 | depending on the current matrix mode | |
| 22 | (see <a class="citerefentry" href="glMatrixMode.xml"><span class="citerefentry"><span class="refentrytitle">glMatrixMode</span></span></a>). | |
| 23 | </p><p> | |
| 24 | The current matrix, M, defines a transformation of coordinates. | |
| 25 | For instance, assume M refers to the modelview matrix. | |
| 26 | If | |
| 27 | <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> | |
| 28 | ||
| 29 | <mml:mrow> | |
| 30 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 31 | <mml:mo>=</mml:mo> | |
| 32 | <mml:mfenced open="(" close=")"> | |
| 33 | <mml:mrow> | |
| 34 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 35 | <mml:mo></mml:mo> | |
| 36 | <mml:mfenced open="[" close="]"> | |
| 37 | <mml:mn>0</mml:mn> | |
| 38 | </mml:mfenced> | |
| 39 | </mml:mrow> | |
| 40 | <mml:mrow> | |
| 41 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 42 | <mml:mo></mml:mo> | |
| 43 | <mml:mfenced open="[" close="]"> | |
| 44 | <mml:mn>1</mml:mn> | |
| 45 | </mml:mfenced> | |
| 46 | </mml:mrow> | |
| 47 | <mml:mrow> | |
| 48 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 49 | <mml:mo></mml:mo> | |
| 50 | <mml:mfenced open="[" close="]"> | |
| 51 | <mml:mn>2</mml:mn> | |
| 52 | </mml:mfenced> | |
| 53 | </mml:mrow> | |
| 54 | <mml:mrow> | |
| 55 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 56 | <mml:mo></mml:mo> | |
| 57 | <mml:mfenced open="[" close="]"> | |
| 58 | <mml:mn>3</mml:mn> | |
| 59 | </mml:mfenced> | |
| 60 | </mml:mrow> | |
| 61 | </mml:mfenced> | |
| 62 | </mml:mrow> | |
| 63 | </mml:math> | |
| 64 | is the set of object coordinates | |
| 65 | of a vertex, | |
| 66 | and <em class="parameter"><code>m</code></em> points to an array of | |
| 67 | <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> | |
| 68 | ||
| 69 | <mml:mn>16</mml:mn> | |
| 70 | </mml:math> | |
| 71 | single- or double-precision | |
| 72 | floating-point values | |
| 73 | <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> | |
| 74 | ||
| 75 | <mml:mrow> | |
| 76 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 77 | <mml:mo>=</mml:mo> | |
| 78 | <mml:mfenced open="{" close="}"> | |
| 79 | <mml:mrow> | |
| 80 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 81 | <mml:mo></mml:mo> | |
| 82 | <mml:mfenced open="[" close="]"> | |
| 83 | <mml:mn>0</mml:mn> | |
| 84 | </mml:mfenced> | |
| 85 | </mml:mrow> | |
| 86 | <mml:mrow> | |
| 87 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 88 | <mml:mo></mml:mo> | |
| 89 | <mml:mfenced open="[" close="]"> | |
| 90 | <mml:mn>1</mml:mn> | |
| 91 | </mml:mfenced> | |
| 92 | </mml:mrow> | |
| 93 | <mml:mi mathvariant="italic">...</mml:mi> | |
| 94 | <mml:mrow> | |
| 95 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 96 | <mml:mo></mml:mo> | |
| 97 | <mml:mfenced open="[" close="]"> | |
| 98 | <mml:mn>15</mml:mn> | |
| 99 | </mml:mfenced> | |
| 100 | </mml:mrow> | |
| 101 | </mml:mfenced> | |
| 102 | </mml:mrow> | |
| 103 | </mml:math>, | |
| 104 | then the modelview transformation | |
| 105 | <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> | |
| 106 | ||
| 107 | <mml:mrow> | |
| 108 | <mml:mi mathvariant="italic">M</mml:mi> | |
| 109 | <mml:mo></mml:mo> | |
| 110 | <mml:mfenced open="(" close=")"> | |
| 111 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 112 | </mml:mfenced> | |
| 113 | </mml:mrow> | |
| 114 | </mml:math> | |
| 115 | does the following: | |
| 116 | </p><p> | |
| 117 | </p><div class="informalequation"><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> | |
| 118 | ||
| 119 | <mml:mrow> | |
| 120 | <mml:mrow> | |
| 121 | <mml:mi mathvariant="italic">M</mml:mi> | |
| 122 | <mml:mo></mml:mo> | |
| 123 | <mml:mfenced open="(" close=")"> | |
| 124 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 125 | </mml:mfenced> | |
| 126 | </mml:mrow> | |
| 127 | <mml:mo>=</mml:mo> | |
| 128 | <mml:mrow> | |
| 129 | <mml:mfenced open="(" close=")"> | |
| 130 | <mml:mtable> | |
| 131 | <mml:mtr> | |
| 132 | <mml:mtd> | |
| 133 | <mml:mrow> | |
| 134 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 135 | <mml:mo></mml:mo> | |
| 136 | <mml:mfenced open="[" close="]"> | |
| 137 | <mml:mn>0</mml:mn> | |
| 138 | </mml:mfenced> | |
| 139 | </mml:mrow> | |
| 140 | </mml:mtd> | |
| 141 | <mml:mtd> | |
| 142 | <mml:mrow> | |
| 143 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 144 | <mml:mo></mml:mo> | |
| 145 | <mml:mfenced open="[" close="]"> | |
| 146 | <mml:mn>1</mml:mn> | |
| 147 | </mml:mfenced> | |
| 148 | </mml:mrow> | |
| 149 | </mml:mtd> | |
| 150 | <mml:mtd> | |
| 151 | <mml:mrow> | |
| 152 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 153 | <mml:mo></mml:mo> | |
| 154 | <mml:mfenced open="[" close="]"> | |
| 155 | <mml:mn>2</mml:mn> | |
| 156 | </mml:mfenced> | |
| 157 | </mml:mrow> | |
| 158 | </mml:mtd> | |
| 159 | <mml:mtd> | |
| 160 | <mml:mrow> | |
| 161 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 162 | <mml:mo></mml:mo> | |
| 163 | <mml:mfenced open="[" close="]"> | |
| 164 | <mml:mn>3</mml:mn> | |
| 165 | </mml:mfenced> | |
| 166 | </mml:mrow> | |
| 167 | </mml:mtd> | |
| 168 | </mml:mtr> | |
| 169 | <mml:mtr> | |
| 170 | <mml:mtd> | |
| 171 | <mml:mrow> | |
| 172 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 173 | <mml:mo></mml:mo> | |
| 174 | <mml:mfenced open="[" close="]"> | |
| 175 | <mml:mn>4</mml:mn> | |
| 176 | </mml:mfenced> | |
| 177 | </mml:mrow> | |
| 178 | </mml:mtd> | |
| 179 | <mml:mtd> | |
| 180 | <mml:mrow> | |
| 181 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 182 | <mml:mo></mml:mo> | |
| 183 | <mml:mfenced open="[" close="]"> | |
| 184 | <mml:mn>5</mml:mn> | |
| 185 | </mml:mfenced> | |
| 186 | </mml:mrow> | |
| 187 | </mml:mtd> | |
| 188 | <mml:mtd> | |
| 189 | <mml:mrow> | |
| 190 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 191 | <mml:mo></mml:mo> | |
| 192 | <mml:mfenced open="[" close="]"> | |
| 193 | <mml:mn>6</mml:mn> | |
| 194 | </mml:mfenced> | |
| 195 | </mml:mrow> | |
| 196 | </mml:mtd> | |
| 197 | <mml:mtd> | |
| 198 | <mml:mrow> | |
| 199 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 200 | <mml:mo></mml:mo> | |
| 201 | <mml:mfenced open="[" close="]"> | |
| 202 | <mml:mn>7</mml:mn> | |
| 203 | </mml:mfenced> | |
| 204 | </mml:mrow> | |
| 205 | </mml:mtd> | |
| 206 | </mml:mtr> | |
| 207 | <mml:mtr> | |
| 208 | <mml:mtd> | |
| 209 | <mml:mrow> | |
| 210 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 211 | <mml:mo></mml:mo> | |
| 212 | <mml:mfenced open="[" close="]"> | |
| 213 | <mml:mn>8</mml:mn> | |
| 214 | </mml:mfenced> | |
| 215 | </mml:mrow> | |
| 216 | </mml:mtd> | |
| 217 | <mml:mtd> | |
| 218 | <mml:mrow> | |
| 219 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 220 | <mml:mo></mml:mo> | |
| 221 | <mml:mfenced open="[" close="]"> | |
| 222 | <mml:mn>9</mml:mn> | |
| 223 | </mml:mfenced> | |
| 224 | </mml:mrow> | |
| 225 | </mml:mtd> | |
| 226 | <mml:mtd> | |
| 227 | <mml:mrow> | |
| 228 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 229 | <mml:mo></mml:mo> | |
| 230 | <mml:mfenced open="[" close="]"> | |
| 231 | <mml:mn>10</mml:mn> | |
| 232 | </mml:mfenced> | |
| 233 | </mml:mrow> | |
| 234 | </mml:mtd> | |
| 235 | <mml:mtd> | |
| 236 | <mml:mrow> | |
| 237 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 238 | <mml:mo></mml:mo> | |
| 239 | <mml:mfenced open="[" close="]"> | |
| 240 | <mml:mn>11</mml:mn> | |
| 241 | </mml:mfenced> | |
| 242 | </mml:mrow> | |
| 243 | </mml:mtd> | |
| 244 | </mml:mtr> | |
| 245 | <mml:mtr> | |
| 246 | <mml:mtd> | |
| 247 | <mml:mrow> | |
| 248 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 249 | <mml:mo></mml:mo> | |
| 250 | <mml:mfenced open="[" close="]"> | |
| 251 | <mml:mn>12</mml:mn> | |
| 252 | </mml:mfenced> | |
| 253 | </mml:mrow> | |
| 254 | </mml:mtd> | |
| 255 | <mml:mtd> | |
| 256 | <mml:mrow> | |
| 257 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 258 | <mml:mo></mml:mo> | |
| 259 | <mml:mfenced open="[" close="]"> | |
| 260 | <mml:mn>13</mml:mn> | |
| 261 | </mml:mfenced> | |
| 262 | </mml:mrow> | |
| 263 | </mml:mtd> | |
| 264 | <mml:mtd> | |
| 265 | <mml:mrow> | |
| 266 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 267 | <mml:mo></mml:mo> | |
| 268 | <mml:mfenced open="[" close="]"> | |
| 269 | <mml:mn>14</mml:mn> | |
| 270 | </mml:mfenced> | |
| 271 | </mml:mrow> | |
| 272 | </mml:mtd> | |
| 273 | <mml:mtd> | |
| 274 | <mml:mrow> | |
| 275 | <mml:mi mathvariant="italic">m</mml:mi> | |
| 276 | <mml:mo></mml:mo> | |
| 277 | <mml:mfenced open="[" close="]"> | |
| 278 | <mml:mn>15</mml:mn> | |
| 279 | </mml:mfenced> | |
| 280 | </mml:mrow> | |
| 281 | </mml:mtd> | |
| 282 | </mml:mtr> | |
| 283 | </mml:mtable> | |
| 284 | </mml:mfenced> | |
| 285 | <mml:mo>×</mml:mo> | |
| 286 | <mml:mfenced open="(" close=")"> | |
| 287 | <mml:mtable> | |
| 288 | <mml:mtr> | |
| 289 | <mml:mtd> | |
| 290 | <mml:mrow> | |
| 291 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 292 | <mml:mo></mml:mo> | |
| 293 | <mml:mfenced open="[" close="]"> | |
| 294 | <mml:mn>0</mml:mn> | |
| 295 | </mml:mfenced> | |
| 296 | </mml:mrow> | |
| 297 | </mml:mtd> | |
| 298 | </mml:mtr> | |
| 299 | <mml:mtr> | |
| 300 | <mml:mtd> | |
| 301 | <mml:mrow> | |
| 302 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 303 | <mml:mo></mml:mo> | |
| 304 | <mml:mfenced open="[" close="]"> | |
| 305 | <mml:mn>1</mml:mn> | |
| 306 | </mml:mfenced> | |
| 307 | </mml:mrow> | |
| 308 | </mml:mtd> | |
| 309 | </mml:mtr> | |
| 310 | <mml:mtr> | |
| 311 | <mml:mtd> | |
| 312 | <mml:mrow> | |
| 313 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 314 | <mml:mo></mml:mo> | |
| 315 | <mml:mfenced open="[" close="]"> | |
| 316 | <mml:mn>2</mml:mn> | |
| 317 | </mml:mfenced> | |
| 318 | </mml:mrow> | |
| 319 | </mml:mtd> | |
| 320 | </mml:mtr> | |
| 321 | <mml:mtr> | |
| 322 | <mml:mtd> | |
| 323 | <mml:mrow> | |
| 324 | <mml:mi mathvariant="italic">v</mml:mi> | |
| 325 | <mml:mo></mml:mo> | |
| 326 | <mml:mfenced open="[" close="]"> | |
| 327 | <mml:mn>3</mml:mn> | |
| 328 | </mml:mfenced> | |
| 329 | </mml:mrow> | |
| 330 | </mml:mtd> | |
| 331 | </mml:mtr> | |
| 332 | </mml:mtable> | |
| 333 | </mml:mfenced> | |
| 334 | </mml:mrow> | |
| 335 | </mml:mrow> | |
| 336 | </mml:math></div><p> | |
| 337 | </p><p> | |
| 338 | </p><p> | |
| 339 | Projection and texture transformations are similarly defined. | |
| 340 | </p><p> | |
| 341 | Calling <code class="function">glLoadTransposeMatrix</code> with matrix | |
| 342 | <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">M</mml:mi></mml:math> | |
| 343 | is identical in operation to | |
| 344 | <a class="citerefentry" href="glLoadMatrix.xml"><span class="citerefentry"><span class="refentrytitle">glLoadMatrix</span></span></a> with | |
| 345 | <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> | |
| 346 | ||
| 347 | <mml:msup><mml:mi mathvariant="italic">M</mml:mi> | |
| 348 | <mml:mi mathvariant="italic">T</mml:mi> | |
| 349 | </mml:msup> | |
| 350 | </mml:math>, | |
| 351 | where | |
| 352 | <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">T</mml:mi></mml:math> | |
| 353 | represents the transpose. | |
| 354 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="notes"></a><h2>Notes</h2><p> | |
| 355 | <code class="function">glLoadTransposeMatrix</code> is available only if the GL version is 1.3 or greater. | |
| 356 | </p><p> | |
| 357 | While the elements of the matrix may be specified with | |
| 358 | single or double precision, the GL implementation may | |
| 359 | store or operate on these values in less than single | |
| 360 | precision. | |
| 361 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p> | |
| 362 | <code class="constant">GL_INVALID_OPERATION</code> is generated if <code class="function">glLoadTransposeMatrix</code> | |
| 363 | is executed between the execution of <a class="citerefentry" href="glBegin.xml"><span class="citerefentry"><span class="refentrytitle">glBegin</span></span></a> | |
| 364 | and the corresponding execution of <a class="citerefentry" href="glEnd.xml"><span class="citerefentry"><span class="refentrytitle">glEnd</span></span></a>. | |
| 365 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="associatedgets"></a><h2>Associated Gets</h2><p> | |
| 366 | <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_MATRIX_MODE</code> | |
| 367 | </p><p> | |
| 368 | <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_COLOR_MATRIX</code> | |
| 369 | </p><p> | |
| 370 | <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_MODELVIEW_MATRIX</code> | |
| 371 | </p><p> | |
| 372 | <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_PROJECTION_MATRIX</code> | |
| 373 | </p><p> | |
| 374 | <a class="citerefentry" href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a> with argument <code class="constant">GL_TEXTURE_MATRIX</code> | |
| 375 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p> | |
| 376 | <a class="citerefentry" href="glLoadIdentity.xml"><span class="citerefentry"><span class="refentrytitle">glLoadIdentity</span></span></a>, | |
| 377 | <a class="citerefentry" href="glLoadMatrix.xml"><span class="citerefentry"><span class="refentrytitle">glLoadMatrix</span></span></a>, | |
| 378 | <a class="citerefentry" href="glMatrixMode.xml"><span class="citerefentry"><span class="refentrytitle">glMatrixMode</span></span></a>, | |
| 379 | <a class="citerefentry" href="glMultMatrix.xml"><span class="citerefentry"><span class="refentrytitle">glMultMatrix</span></span></a>, | |
| 380 | <a class="citerefentry" href="glMultTransposeMatrix.xml"><span class="citerefentry"><span class="refentrytitle">glMultTransposeMatrix</span></span></a>, | |
| 381 | <a class="citerefentry" href="glPushMatrix.xml"><span class="citerefentry"><span class="refentrytitle">glPushMatrix</span></span></a> | |
| 382 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p> | |
| 383 | Copyright <span class="trademark"></span>© 1991-2006 | |
| 384 | Silicon Graphics, Inc. This document is licensed under the SGI | |
| 385 | Free Software B License. For details, see | |
| 386 | <a class="ulink" href="http://oss.sgi.com/projects/FreeB/" target="_top">http://oss.sgi.com/projects/FreeB/</a>. | |
| 387 | </p></div></div></body></html> |