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Diffstat (limited to 'src/exa_wm.g4i')
| -rw-r--r-- | src/exa_wm.g4i | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/exa_wm.g4i b/src/exa_wm.g4i new file mode 100644 index 00000000..c7ecb09d --- /dev/null +++ b/src/exa_wm.g4i @@ -0,0 +1,119 @@ +/* + * Copyright © 2006 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Wang Zhenyu <zhenyu.z.wang@intel.com> + * Keith Packard <keithp@keithp.com> + */ + +/* + * Input parameters + */ + +define(`quote', `ifelse(`$#', `0', `', ``$*'')') + +/* Destination X/Y */ +define(`dst_x_uw', `g1.8<2,4,0>UW') +define(`dst_y_uw', `g1.10<2,4,0>UW') +define(`screen_x0', `g1.0<0,1,0>F') +define(`screen_y0', `g1.4<0,1,0>F') + +/* Source transformation parameters */ +define(`src_du_dx', `g3.0<0,1,0>F') +define(`src_du_dy', `g3.4<0,1,0>F') +define(`src_uo', `g3.12<0,1,0>F') +define(`src_dv_dx', `g3.16<0,1,0>F') +define(`src_dv_dy', `g3.20<0,1,0>F') +define(`src_vo', `g3.28<0,1,0>F') +define(`src_dw_dx', `g4.0<0,1,0>F') +define(`src_dw_dy', `g4.4<0,1,0>F') +define(`src_wo', `g4.12<0,1,0>F') + +define(`mask_du_dx', `g4.16<0,1,0>F') +define(`mask_du_dy', `g4.20<0,1,0>F') +define(`mask_uo', `g4.28<0,1,0>F') +define(`mask_dv_dx', `g5.0<0,1,0>F') +define(`mask_dv_dy', `g5.4<0,1,0>F') +define(`mask_vo', `g5.12<0,1,0>F') +define(`mask_dw_dx', `g5.16<0,1,0>F') +define(`mask_dw_dy', `g5.20<0,1,0>F') +define(`mask_wo', `g5.28<0,1,0>F') + +/* + * Local variables + */ + +/* this holds the X dest coordinates */ +define(`dst_x', `g8') +define(`dst_x_0', `dst_x') +define(`dst_x_1', `g9') + +/* this holds the Y dest coordinates */ +define(`dst_y', `g10') +define(`dst_y_0', `dst_y') +define(`dst_y_1', `g11') + +/* When computing x * dn/dx, use this */ +define(`temp_x', `g12') +define(`temp_x_0', `temp_x') +define(`temp_x_1', `g13') + +/* When computing y * dn/dy, use this */ +define(`temp_y', `g14') +define(`temp_y_0', temp_y) +define(`temp_y_1', `g15') + +/* when loading x/y, use these to hold them in UW format */ +define(`temp_x_uw', temp_x) +define(`temp_y_uw', temp_y) + +/* compute source and mask u/v to this pair to send to sampler */ +define(`src_u', `m1') +define(`src_v', `m3') +define(`mask_u', src_u) +define(`mask_v', src_v) +define(`src_w', `g16') +define(`src_w_0', src_w) +define(`src_w_1', `g17') +define(`mask_w', src_w) +define(`mask_w_0', src_w_0) +define(`mask_w_1', src_w_1) + +/* sample src to these registers */ +define(`src_sample0', `g18') +define(`src_sample1', `g19') +define(`src_sample2', `g20') +define(`src_sample3', `g21') +define(`src_sample4', `g22') +define(`src_sample5', `g23') +define(`src_sample6', `g24') +define(`src_sample7', `g25') + +/* sample mask to these registers */ +define(`mask_sample0', `g26') +define(`mask_sample1', `g27') +define(`mask_sample2', `g28') +define(`mask_sample3', `g29') +define(`mask_sample4', `g30') +define(`mask_sample5', `g31') +define(`mask_sample6', `g32') +define(`mask_sample7', `g33') |