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71 lines
2.7 KiB
C
71 lines
2.7 KiB
C
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/* Copyright 2021, Jan Schmidt
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* SPDX-License-Identifier: BSL-1.0
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*/
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/*!
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* @file
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* @brief Driver code to read WMR config blocks
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* @author Jan Schmidt <jan@centricular.com>
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* @ingroup drv_wmr
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*/
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#include "wmr_config.h"
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bool
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wmr_config_parse(struct wmr_hmd_config *c)
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{
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int i, j, k;
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const struct xrt_vec2 display_size[2] = {{4320, 2160}, {4320, 2160}};
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// eye_centers from VisibleAreaCenter X/Y
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struct xrt_vec2 eye_centers[2] = {
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{1171.2011028243148, 1078.7720082720277},
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{3154.10490135909, 1085.7209119898746},
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};
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const double eye_radius[2] = {1500, 1500};
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const double eye_affine[2][9] = {
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{1467.741455078125, -0, 1171.2010498046875, -0, 1467.642333984375, 1078.77197265625, 0, 0, 1},
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{1469.2613525390625, -0, 3154.10498046875, -0, 1468.5185546875, 1085.720947265625, 0, 0, 1}};
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// These need to be acquired from the WMR config:
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/* From DistortionRed/Green/Blue ModelParameters[0] and [1] */
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const struct xrt_vec2 eye_centers_rgb[2][3][2] = {{{{1173.7816892048809, 1079.9493112867228}},
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{{1171.8855282399534, 1078.1630786236972}},
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{{1169.6008128643944, 1074.7670304358412}}},
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{{{3150.2395019256492, 1086.1749083261475}},
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{{3149.7810962925541, 1084.9113795043713}},
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{{3150.3983095783842, 1082.3335369357619}}}};
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/* From DistortionRed/Green/Blue ModelParameters [2,3,4] */
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const double distortion_params[2][3][3] = {
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{
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{1.6392082863852426E-7, 4.0096839564631026E-14, 6.6538855737065E-20}, /* Red */
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{2.1590946493033866E-7, -4.78028658789357E-14, 1.1929574027716904E-19}, /* Green */
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{3.1991456111909366E-7, -2.300137347653273E-13, 2.3405778580046485E-19} /* Blue */
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},
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{
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{1.5982850735663643E-7, 4.990973924637425E-14, 6.0056239395619067E-20}, /* Red */
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{2.1206804797012724E-7, -3.5561864117498794E-14, 1.0992145779675043E-19}, /* Green */
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{3.1395508877599257E-7, -2.0999418299177255E-13, 2.1828476911150306E-19} /* Blue */
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}};
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for (i = 0; i < 2; i++) {
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struct wmr_distortion_eye_config *eye = c->eye_params + i;
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eye->display_size = display_size[i];
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eye->visible_center = eye_centers[i];
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eye->visible_radius = eye_radius[i];
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for (j = 0; j < 9; j++) {
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eye->affine_xform.v[j] = eye_affine[i][j];
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}
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for (j = 0; j < 3; j++) {
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/* RGB distortion params */
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eye->distortion3K[j].eye_center = *eye_centers_rgb[i][j];
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for (k = 0; k < 3; k++) {
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eye->distortion3K[j].k[k] = distortion_params[i][j][k];
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}
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}
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}
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return true;
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}
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