This enables a number of the GLSL 1.30 paths on GPUs that have EXT_gpu_shader4 but don't have GLSL 1.30 exposed. (Intel gen4/5 mainly) Reviewed-by: Adam Jackson <ajax@redhat.com>
741 lines
24 KiB
C
741 lines
24 KiB
C
/*
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* Copyright © 2009 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Zhigang Gong <zhigang.gong@linux.intel.com>
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*
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*/
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#ifndef GLAMOR_PRIV_H
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#error This file can only be included by glamor_priv.h
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#endif
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#ifndef __GLAMOR_UTILS_H__
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#define __GLAMOR_UTILS_H__
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#include "glamor_prepare.h"
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#include "mipict.h"
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#define v_from_x_coord_x(_xscale_, _x_) ( 2 * (_x_) * (_xscale_) - 1.0)
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#define v_from_x_coord_y(_yscale_, _y_) (2 * (_y_) * (_yscale_) - 1.0)
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#define t_from_x_coord_x(_xscale_, _x_) ((_x_) * (_xscale_))
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#define t_from_x_coord_y(_yscale_, _y_) ((_y_) * (_yscale_))
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#define pixmap_priv_get_dest_scale(pixmap, _pixmap_priv_, _pxscale_, _pyscale_) \
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do { \
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int _w_,_h_; \
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PIXMAP_PRIV_GET_ACTUAL_SIZE(pixmap, _pixmap_priv_, _w_, _h_); \
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*(_pxscale_) = 1.0 / _w_; \
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*(_pyscale_) = 1.0 / _h_; \
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} while(0)
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#define pixmap_priv_get_scale(_pixmap_priv_, _pxscale_, _pyscale_) \
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do { \
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*(_pxscale_) = 1.0 / (_pixmap_priv_)->fbo->width; \
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*(_pyscale_) = 1.0 / (_pixmap_priv_)->fbo->height; \
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} while(0)
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#define PIXMAP_PRIV_GET_ACTUAL_SIZE(pixmap, priv, w, h) \
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do { \
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if (_X_UNLIKELY(glamor_pixmap_priv_is_large(priv))) { \
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w = priv->box.x2 - priv->box.x1; \
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h = priv->box.y2 - priv->box.y1; \
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} else { \
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w = (pixmap)->drawable.width; \
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h = (pixmap)->drawable.height; \
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} \
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} while(0)
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#define glamor_pixmap_fbo_fix_wh_ratio(wh, pixmap, priv) \
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do { \
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int actual_w, actual_h; \
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PIXMAP_PRIV_GET_ACTUAL_SIZE(pixmap, priv, actual_w, actual_h); \
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wh[0] = (float)priv->fbo->width / actual_w; \
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wh[1] = (float)priv->fbo->height / actual_h; \
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wh[2] = 1.0 / priv->fbo->width; \
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wh[3] = 1.0 / priv->fbo->height; \
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} while(0)
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#define pixmap_priv_get_fbo_off(_priv_, _xoff_, _yoff_) \
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do { \
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if (_X_UNLIKELY(_priv_ && glamor_pixmap_priv_is_large(_priv_))) { \
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*(_xoff_) = - (_priv_)->box.x1; \
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*(_yoff_) = - (_priv_)->box.y1; \
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} else { \
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*(_xoff_) = 0; \
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*(_yoff_) = 0; \
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} \
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} while(0)
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#define xFixedToFloat(_val_) ((float)xFixedToInt(_val_) \
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+ ((float)xFixedFrac(_val_) / 65536.0))
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#define glamor_picture_get_matrixf(_picture_, _matrix_) \
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do { \
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int _i_; \
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if ((_picture_)->transform) \
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{ \
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for(_i_ = 0; _i_ < 3; _i_++) \
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{ \
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(_matrix_)[_i_ * 3 + 0] = \
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xFixedToFloat((_picture_)->transform->matrix[_i_][0]); \
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(_matrix_)[_i_ * 3 + 1] = \
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xFixedToFloat((_picture_)->transform->matrix[_i_][1]); \
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(_matrix_)[_i_ * 3 + 2] = \
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xFixedToFloat((_picture_)->transform->matrix[_i_][2]); \
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} \
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} \
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} while(0)
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#define fmod(x, w) (x - w * floor((float)x/w))
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#define fmodulus(x, w, c) do {c = fmod(x, w); \
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c = c >= 0 ? c : c + w;} \
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while(0)
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/* @x: is current coord
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* @x2: is the right/bottom edge
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* @w: is current width or height
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* @odd: is output value, 0 means we are in an even region, 1 means we are in a
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* odd region.
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* @c: is output value, equal to x mod w. */
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#define fodd_repeat_mod(x, x2, w, odd, c) \
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do { \
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float shift; \
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fmodulus((x), w, c); \
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shift = fabs((x) - (c)); \
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shift = floor(fabs(round(shift)) / w); \
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odd = (int)shift & 1; \
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if (odd && (((x2 % w) == 0) && \
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round(fabs(x)) == x2)) \
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odd = 0; \
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} while(0)
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/* @txy: output value, is the corrected coords.
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* @xy: input coords to be fixed up.
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* @cd: xy mod wh, is a input value.
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* @wh: current width or height.
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* @bxy1,bxy2: current box edge's x1/x2 or y1/y2
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*
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* case 1:
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* ----------
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* | * |
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* | |
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* ----------
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* tx = (c - x1) mod w
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*
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* case 2:
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* ---------
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* * | |
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* | |
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* ---------
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* tx = - (c - (x1 mod w))
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*
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* case 3:
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*
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* ----------
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* | | *
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* | |
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* ----------
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* tx = ((x2 mod x) - c) + (x2 - x1)
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**/
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#define __glamor_repeat_reflect_fixup(txy, xy, \
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cd, wh, bxy1, bxy2) \
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do { \
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cd = wh - cd; \
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if ( xy >= bxy1 && xy < bxy2) { \
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cd = cd - bxy1; \
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fmodulus(cd, wh, txy); \
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} else if (xy < bxy1) { \
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float bxy1_mod; \
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fmodulus(bxy1, wh, bxy1_mod); \
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txy = -(cd - bxy1_mod); \
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} \
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else if (xy >= bxy2) { \
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float bxy2_mod; \
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fmodulus(bxy2, wh, bxy2_mod); \
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if (bxy2_mod == 0) \
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bxy2_mod = wh; \
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txy = (bxy2_mod - cd) + bxy2 - bxy1; \
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} else {assert(0); txy = 0;} \
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} while(0)
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#define _glamor_repeat_reflect_fixup(txy, xy, cd, odd, \
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wh, bxy1, bxy2) \
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do { \
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if (odd) { \
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__glamor_repeat_reflect_fixup(txy, xy, \
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cd, wh, bxy1, bxy2); \
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} else \
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txy = xy - bxy1; \
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} while(0)
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#define _glamor_get_reflect_transform_coords(pixmap, priv, repeat_type, \
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tx1, ty1, \
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_x1_, _y1_) \
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do { \
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int odd_x, odd_y; \
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float c, d; \
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fodd_repeat_mod(_x1_,priv->box.x2, \
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(pixmap)->drawable.width, \
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odd_x, c); \
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fodd_repeat_mod(_y1_, priv->box.y2, \
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(pixmap)->drawable.height, \
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odd_y, d); \
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DEBUGF("c %f d %f oddx %d oddy %d \n", \
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c, d, odd_x, odd_y); \
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DEBUGF("x2 %d x1 %d fbo->width %d \n", priv->box.x2, \
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priv->box.x1, priv->fbo->width); \
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DEBUGF("y2 %d y1 %d fbo->height %d \n", priv->box.y2, \
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priv->box.y1, priv->fbo->height); \
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_glamor_repeat_reflect_fixup(tx1, _x1_, c, odd_x, \
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(pixmap)->drawable.width, \
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priv->box.x1, priv->box.x2); \
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_glamor_repeat_reflect_fixup(ty1, _y1_, d, odd_y, \
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(pixmap)->drawable.height, \
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priv->box.y1, priv->box.y2); \
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} while(0)
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#define _glamor_get_repeat_coords(pixmap, priv, repeat_type, tx1, \
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ty1, tx2, ty2, \
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_x1_, _y1_, _x2_, \
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_y2_, c, d, odd_x, odd_y) \
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do { \
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if (repeat_type == RepeatReflect) { \
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DEBUGF("x1 y1 %d %d\n", \
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_x1_, _y1_ ); \
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DEBUGF("width %d box.x1 %d \n", \
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(pixmap)->drawable.width, \
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priv->box.x1); \
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if (odd_x) { \
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c = (pixmap)->drawable.width \
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- c; \
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tx1 = c - priv->box.x1; \
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tx2 = tx1 - ((_x2_) - (_x1_)); \
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} else { \
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tx1 = c - priv->box.x1; \
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tx2 = tx1 + ((_x2_) - (_x1_)); \
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} \
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if (odd_y){ \
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d = (pixmap)->drawable.height\
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- d; \
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ty1 = d - priv->box.y1; \
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ty2 = ty1 - ((_y2_) - (_y1_)); \
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} else { \
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ty1 = d - priv->box.y1; \
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ty2 = ty1 + ((_y2_) - (_y1_)); \
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} \
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} else { /* RepeatNormal*/ \
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tx1 = (c - priv->box.x1); \
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ty1 = (d - priv->box.y1); \
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tx2 = tx1 + ((_x2_) - (_x1_)); \
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ty2 = ty1 + ((_y2_) - (_y1_)); \
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} \
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} while(0)
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/* _x1_ ... _y2_ may has fractional. */
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#define glamor_get_repeat_transform_coords(pixmap, priv, repeat_type, tx1, \
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ty1, _x1_, _y1_) \
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do { \
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DEBUGF("width %d box.x1 %d x2 %d y1 %d y2 %d\n", \
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(pixmap)->drawable.width, \
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priv->box.x1, priv->box.x2, priv->box.y1, \
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priv->box.y2); \
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DEBUGF("x1 %f y1 %f \n", _x1_, _y1_); \
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if (repeat_type != RepeatReflect) { \
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tx1 = _x1_ - priv->box.x1; \
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ty1 = _y1_ - priv->box.y1; \
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} else \
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_glamor_get_reflect_transform_coords(pixmap, priv, repeat_type, \
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tx1, ty1, \
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_x1_, _y1_); \
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DEBUGF("tx1 %f ty1 %f \n", tx1, ty1); \
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} while(0)
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/* _x1_ ... _y2_ must be integer. */
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#define glamor_get_repeat_coords(pixmap, priv, repeat_type, tx1, \
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ty1, tx2, ty2, _x1_, _y1_, _x2_, \
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_y2_) \
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do { \
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int c, d; \
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int odd_x = 0, odd_y = 0; \
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DEBUGF("width %d box.x1 %d x2 %d y1 %d y2 %d\n", \
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(pixmap)->drawable.width, \
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priv->box.x1, priv->box.x2, \
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priv->box.y1, priv->box.y2); \
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modulus((_x1_), (pixmap)->drawable.width, c); \
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modulus((_y1_), (pixmap)->drawable.height, d); \
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DEBUGF("c %d d %d \n", c, d); \
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if (repeat_type == RepeatReflect) { \
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odd_x = abs((_x1_ - c) \
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/ ((pixmap)->drawable.width)) & 1; \
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odd_y = abs((_y1_ - d) \
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/ ((pixmap)->drawable.height)) & 1; \
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} \
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_glamor_get_repeat_coords(pixmap, priv, repeat_type, tx1, ty1, tx2, ty2, \
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_x1_, _y1_, _x2_, _y2_, c, d, \
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odd_x, odd_y); \
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} while(0)
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#define glamor_transform_point(matrix, tx, ty, x, y) \
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do { \
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int _i_; \
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float _result_[4]; \
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for (_i_ = 0; _i_ < 3; _i_++) { \
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_result_[_i_] = (matrix)[_i_ * 3] * (x) + (matrix)[_i_ * 3 + 1] * (y) \
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+ (matrix)[_i_ * 3 + 2]; \
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} \
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tx = _result_[0] / _result_[2]; \
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ty = _result_[1] / _result_[2]; \
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} while(0)
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#define _glamor_set_normalize_tpoint(xscale, yscale, _tx_, _ty_, \
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texcoord) \
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do { \
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(texcoord)[0] = t_from_x_coord_x(xscale, _tx_); \
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(texcoord)[1] = t_from_x_coord_y(yscale, _ty_); \
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DEBUGF("normalized point tx %f ty %f \n", (texcoord)[0], \
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(texcoord)[1]); \
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} while(0)
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#define glamor_set_transformed_point(priv, matrix, xscale, \
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yscale, texcoord, \
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x, y) \
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do { \
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float tx, ty; \
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int fbo_x_off, fbo_y_off; \
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pixmap_priv_get_fbo_off(priv, &fbo_x_off, &fbo_y_off); \
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glamor_transform_point(matrix, tx, ty, x, y); \
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DEBUGF("tx %f ty %f fbooff %d %d \n", \
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tx, ty, fbo_x_off, fbo_y_off); \
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\
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tx += fbo_x_off; \
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ty += fbo_y_off; \
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(texcoord)[0] = t_from_x_coord_x(xscale, tx); \
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(texcoord)[1] = t_from_x_coord_y(yscale, ty); \
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DEBUGF("normalized tx %f ty %f \n", (texcoord)[0], (texcoord)[1]); \
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} while(0)
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#define glamor_set_transformed_normalize_tcoords_ext( priv, \
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matrix, \
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xscale, \
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yscale, \
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tx1, ty1, tx2, ty2, \
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texcoords, \
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stride) \
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do { \
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glamor_set_transformed_point(priv, matrix, xscale, yscale, \
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texcoords, tx1, ty1); \
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glamor_set_transformed_point(priv, matrix, xscale, yscale, \
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texcoords + 1 * stride, tx2, ty1); \
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glamor_set_transformed_point(priv, matrix, xscale, yscale, \
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texcoords + 2 * stride, tx2, ty2); \
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glamor_set_transformed_point(priv, matrix, xscale, yscale, \
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texcoords + 3 * stride, tx1, ty2); \
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} while (0)
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#define glamor_set_repeat_transformed_normalize_tcoords_ext(pixmap, priv, \
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repeat_type, \
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matrix, \
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xscale, \
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yscale, \
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_x1_, _y1_, \
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_x2_, _y2_, \
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texcoords, \
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stride) \
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do { \
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if (_X_LIKELY(glamor_pixmap_priv_is_small(priv))) { \
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glamor_set_transformed_normalize_tcoords_ext(priv, matrix, xscale, \
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yscale, _x1_, _y1_, \
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_x2_, _y2_, \
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texcoords, stride); \
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} else { \
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float tx1, ty1, tx2, ty2, tx3, ty3, tx4, ty4; \
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float ttx1, tty1, ttx2, tty2, ttx3, tty3, ttx4, tty4; \
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DEBUGF("original coords %d %d %d %d\n", _x1_, _y1_, _x2_, _y2_); \
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glamor_transform_point(matrix, tx1, ty1, _x1_, _y1_); \
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glamor_transform_point(matrix, tx2, ty2, _x2_, _y1_); \
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glamor_transform_point(matrix, tx3, ty3, _x2_, _y2_); \
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glamor_transform_point(matrix, tx4, ty4, _x1_, _y2_); \
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DEBUGF("transformed %f %f %f %f %f %f %f %f\n", \
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tx1, ty1, tx2, ty2, tx3, ty3, tx4, ty4); \
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glamor_get_repeat_transform_coords(pixmap, priv, repeat_type, \
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ttx1, tty1, \
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tx1, ty1); \
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glamor_get_repeat_transform_coords(pixmap, priv, repeat_type, \
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ttx2, tty2, \
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tx2, ty2); \
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glamor_get_repeat_transform_coords(pixmap, priv, repeat_type, \
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ttx3, tty3, \
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tx3, ty3); \
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glamor_get_repeat_transform_coords(pixmap, priv, repeat_type, \
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ttx4, tty4, \
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tx4, ty4); \
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DEBUGF("repeat transformed %f %f %f %f %f %f %f %f\n", ttx1, tty1, \
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ttx2, tty2, ttx3, tty3, ttx4, tty4); \
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_glamor_set_normalize_tpoint(xscale, yscale, ttx1, tty1, \
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texcoords); \
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_glamor_set_normalize_tpoint(xscale, yscale, ttx2, tty2, \
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texcoords + 1 * stride); \
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_glamor_set_normalize_tpoint(xscale, yscale, ttx3, tty3, \
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texcoords + 2 * stride); \
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_glamor_set_normalize_tpoint(xscale, yscale, ttx4, tty4, \
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texcoords + 3 * stride); \
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} \
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} while (0)
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#define glamor_set_repeat_transformed_normalize_tcoords( pixmap, \
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priv, \
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repeat_type, \
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matrix, \
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xscale, \
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yscale, \
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_x1_, _y1_, \
|
|
_x2_, _y2_, \
|
|
texcoords) \
|
|
do { \
|
|
glamor_set_repeat_transformed_normalize_tcoords_ext( pixmap, \
|
|
priv, \
|
|
repeat_type, \
|
|
matrix, \
|
|
xscale, \
|
|
yscale, \
|
|
_x1_, _y1_, \
|
|
_x2_, _y2_, \
|
|
texcoords, \
|
|
2); \
|
|
} while (0)
|
|
|
|
#define _glamor_set_normalize_tcoords(xscale, yscale, tx1, \
|
|
ty1, tx2, ty2, \
|
|
vertices, stride) \
|
|
do { \
|
|
/* vertices may be write-only, so we use following \
|
|
* temporary variable. */ \
|
|
float _t0_, _t1_, _t2_, _t5_; \
|
|
(vertices)[0] = _t0_ = t_from_x_coord_x(xscale, tx1); \
|
|
(vertices)[1 * stride] = _t2_ = t_from_x_coord_x(xscale, tx2); \
|
|
(vertices)[2 * stride] = _t2_; \
|
|
(vertices)[3 * stride] = _t0_; \
|
|
(vertices)[1] = _t1_ = t_from_x_coord_y(yscale, ty1); \
|
|
(vertices)[2 * stride + 1] = _t5_ = t_from_x_coord_y(yscale, ty2); \
|
|
(vertices)[1 * stride + 1] = _t1_; \
|
|
(vertices)[3 * stride + 1] = _t5_; \
|
|
} while(0)
|
|
|
|
#define glamor_set_normalize_tcoords_ext(priv, xscale, yscale, \
|
|
x1, y1, x2, y2, \
|
|
vertices, stride) \
|
|
do { \
|
|
if (_X_UNLIKELY(glamor_pixmap_priv_is_large(priv))) { \
|
|
float tx1, tx2, ty1, ty2; \
|
|
int fbo_x_off, fbo_y_off; \
|
|
pixmap_priv_get_fbo_off(priv, &fbo_x_off, &fbo_y_off); \
|
|
tx1 = x1 + fbo_x_off; \
|
|
tx2 = x2 + fbo_x_off; \
|
|
ty1 = y1 + fbo_y_off; \
|
|
ty2 = y2 + fbo_y_off; \
|
|
_glamor_set_normalize_tcoords(xscale, yscale, tx1, ty1, \
|
|
tx2, ty2, vertices, \
|
|
stride); \
|
|
} else \
|
|
_glamor_set_normalize_tcoords(xscale, yscale, x1, y1, \
|
|
x2, y2, vertices, stride); \
|
|
} while(0)
|
|
|
|
#define glamor_set_repeat_normalize_tcoords_ext(pixmap, priv, repeat_type, \
|
|
xscale, yscale, \
|
|
_x1_, _y1_, _x2_, _y2_, \
|
|
vertices, stride) \
|
|
do { \
|
|
if (_X_UNLIKELY(glamor_pixmap_priv_is_large(priv))) { \
|
|
float tx1, tx2, ty1, ty2; \
|
|
if (repeat_type == RepeatPad) { \
|
|
tx1 = _x1_ - priv->box.x1; \
|
|
ty1 = _y1_ - priv->box.y1; \
|
|
tx2 = tx1 + ((_x2_) - (_x1_)); \
|
|
ty2 = ty1 + ((_y2_) - (_y1_)); \
|
|
} else { \
|
|
glamor_get_repeat_coords(pixmap, priv, repeat_type, \
|
|
tx1, ty1, tx2, ty2, \
|
|
_x1_, _y1_, _x2_, _y2_); \
|
|
} \
|
|
_glamor_set_normalize_tcoords(xscale, yscale, tx1, ty1, \
|
|
tx2, ty2, vertices, \
|
|
stride); \
|
|
} else \
|
|
_glamor_set_normalize_tcoords(xscale, yscale, _x1_, _y1_, \
|
|
_x2_, _y2_, vertices, \
|
|
stride); \
|
|
} while(0)
|
|
|
|
#define glamor_set_normalize_tcoords_tri_stripe(xscale, yscale, \
|
|
x1, y1, x2, y2, \
|
|
vertices) \
|
|
do { \
|
|
(vertices)[0] = t_from_x_coord_x(xscale, x1); \
|
|
(vertices)[2] = t_from_x_coord_x(xscale, x2); \
|
|
(vertices)[6] = (vertices)[2]; \
|
|
(vertices)[4] = (vertices)[0]; \
|
|
(vertices)[1] = t_from_x_coord_y(yscale, y1); \
|
|
(vertices)[7] = t_from_x_coord_y(yscale, y2); \
|
|
(vertices)[3] = (vertices)[1]; \
|
|
(vertices)[5] = (vertices)[7]; \
|
|
} while(0)
|
|
|
|
#define glamor_set_tcoords_tri_strip(x1, y1, x2, y2, vertices) \
|
|
do { \
|
|
(vertices)[0] = (x1); \
|
|
(vertices)[2] = (x2); \
|
|
(vertices)[6] = (vertices)[2]; \
|
|
(vertices)[4] = (vertices)[0]; \
|
|
(vertices)[1] = (y1); \
|
|
(vertices)[7] = (y2); \
|
|
(vertices)[3] = (vertices)[1]; \
|
|
(vertices)[5] = (vertices)[7]; \
|
|
} while(0)
|
|
|
|
#define glamor_set_normalize_vcoords_ext(priv, xscale, yscale, \
|
|
x1, y1, x2, y2, \
|
|
vertices, stride) \
|
|
do { \
|
|
int fbo_x_off, fbo_y_off; \
|
|
/* vertices may be write-only, so we use following \
|
|
* temporary variable. */ \
|
|
float _t0_, _t1_, _t2_, _t5_; \
|
|
pixmap_priv_get_fbo_off(priv, &fbo_x_off, &fbo_y_off); \
|
|
(vertices)[0] = _t0_ = v_from_x_coord_x(xscale, x1 + fbo_x_off); \
|
|
(vertices)[1 * stride] = _t2_ = v_from_x_coord_x(xscale, \
|
|
x2 + fbo_x_off); \
|
|
(vertices)[2 * stride] = _t2_; \
|
|
(vertices)[3 * stride] = _t0_; \
|
|
(vertices)[1] = _t1_ = v_from_x_coord_y(yscale, y1 + fbo_y_off); \
|
|
(vertices)[2 * stride + 1] = _t5_ = \
|
|
v_from_x_coord_y(yscale, y2 + fbo_y_off); \
|
|
(vertices)[1 * stride + 1] = _t1_; \
|
|
(vertices)[3 * stride + 1] = _t5_; \
|
|
} while(0)
|
|
|
|
#define glamor_set_normalize_vcoords_tri_strip(xscale, yscale, \
|
|
x1, y1, x2, y2, \
|
|
vertices) \
|
|
do { \
|
|
(vertices)[0] = v_from_x_coord_x(xscale, x1); \
|
|
(vertices)[2] = v_from_x_coord_x(xscale, x2); \
|
|
(vertices)[6] = (vertices)[2]; \
|
|
(vertices)[4] = (vertices)[0]; \
|
|
(vertices)[1] = v_from_x_coord_y(yscale, y1); \
|
|
(vertices)[7] = v_from_x_coord_y(yscale, y2); \
|
|
(vertices)[3] = (vertices)[1]; \
|
|
(vertices)[5] = (vertices)[7]; \
|
|
} while(0)
|
|
|
|
#define glamor_set_normalize_pt(xscale, yscale, x, y, \
|
|
pt) \
|
|
do { \
|
|
(pt)[0] = t_from_x_coord_x(xscale, x); \
|
|
(pt)[1] = t_from_x_coord_y(yscale, y); \
|
|
} while(0)
|
|
|
|
#define glamor_set_circle_centre(width, height, x, y, \
|
|
c) \
|
|
do { \
|
|
(c)[0] = (float)x; \
|
|
(c)[1] = (float)y; \
|
|
} while(0)
|
|
|
|
#define ALIGN(i,m) (((i) + (m) - 1) & ~((m) - 1))
|
|
#define MIN(a,b) ((a) < (b) ? (a) : (b))
|
|
#define MAX(a,b) ((a) > (b) ? (a) : (b))
|
|
|
|
#define glamor_check_fbo_size(_glamor_,_w_, _h_) ((_w_) > 0 && (_h_) > 0 \
|
|
&& (_w_) <= _glamor_->max_fbo_size \
|
|
&& (_h_) <= _glamor_->max_fbo_size)
|
|
|
|
#define GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv) (pixmap_priv->gl_fbo == GLAMOR_FBO_NORMAL)
|
|
|
|
#define REVERT_NONE 0
|
|
#define REVERT_NORMAL 1
|
|
#define REVERT_UPLOADING_A1 3
|
|
|
|
#define SWAP_UPLOADING 2
|
|
#define SWAP_NONE_UPLOADING 3
|
|
|
|
/* borrowed from uxa */
|
|
static inline Bool
|
|
glamor_get_rgba_from_pixel(CARD32 pixel,
|
|
float *red,
|
|
float *green,
|
|
float *blue, float *alpha, CARD32 format)
|
|
{
|
|
int rbits, bbits, gbits, abits;
|
|
int rshift, bshift, gshift, ashift;
|
|
|
|
rbits = PICT_FORMAT_R(format);
|
|
gbits = PICT_FORMAT_G(format);
|
|
bbits = PICT_FORMAT_B(format);
|
|
abits = PICT_FORMAT_A(format);
|
|
|
|
if (PICT_FORMAT_TYPE(format) == PICT_TYPE_A) {
|
|
rshift = gshift = bshift = ashift = 0;
|
|
}
|
|
else if (PICT_FORMAT_TYPE(format) == PICT_TYPE_ARGB) {
|
|
bshift = 0;
|
|
gshift = bbits;
|
|
rshift = gshift + gbits;
|
|
ashift = rshift + rbits;
|
|
}
|
|
else if (PICT_FORMAT_TYPE(format) == PICT_TYPE_ABGR) {
|
|
rshift = 0;
|
|
gshift = rbits;
|
|
bshift = gshift + gbits;
|
|
ashift = bshift + bbits;
|
|
}
|
|
else if (PICT_FORMAT_TYPE(format) == PICT_TYPE_BGRA) {
|
|
ashift = 0;
|
|
rshift = abits;
|
|
if (abits == 0)
|
|
rshift = PICT_FORMAT_BPP(format) - (rbits + gbits + bbits);
|
|
gshift = rshift + rbits;
|
|
bshift = gshift + gbits;
|
|
}
|
|
else {
|
|
return FALSE;
|
|
}
|
|
#define COLOR_INT_TO_FLOAT(_fc_, _p_, _s_, _bits_) \
|
|
*_fc_ = (((_p_) >> (_s_)) & (( 1 << (_bits_)) - 1)) \
|
|
/ (float)((1<<(_bits_)) - 1)
|
|
|
|
if (rbits)
|
|
COLOR_INT_TO_FLOAT(red, pixel, rshift, rbits);
|
|
else
|
|
*red = 0;
|
|
|
|
if (gbits)
|
|
COLOR_INT_TO_FLOAT(green, pixel, gshift, gbits);
|
|
else
|
|
*green = 0;
|
|
|
|
if (bbits)
|
|
COLOR_INT_TO_FLOAT(blue, pixel, bshift, bbits);
|
|
else
|
|
*blue = 0;
|
|
|
|
if (abits)
|
|
COLOR_INT_TO_FLOAT(alpha, pixel, ashift, abits);
|
|
else
|
|
*alpha = 1;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static inline void
|
|
glamor_get_rgba_from_color(const xRenderColor *color, float rgba[4])
|
|
{
|
|
rgba[0] = color->red / (float)UINT16_MAX;
|
|
rgba[1] = color->green / (float)UINT16_MAX;
|
|
rgba[2] = color->blue / (float)UINT16_MAX;
|
|
rgba[3] = color->alpha / (float)UINT16_MAX;
|
|
}
|
|
|
|
inline static Bool
|
|
glamor_is_large_pixmap(PixmapPtr pixmap)
|
|
{
|
|
glamor_pixmap_private *priv;
|
|
|
|
priv = glamor_get_pixmap_private(pixmap);
|
|
return (glamor_pixmap_priv_is_large(priv));
|
|
}
|
|
|
|
static inline void
|
|
glamor_make_current(glamor_screen_private *glamor_priv)
|
|
{
|
|
if (lastGLContext != glamor_priv->ctx.ctx) {
|
|
lastGLContext = glamor_priv->ctx.ctx;
|
|
glamor_priv->ctx.make_current(&glamor_priv->ctx);
|
|
}
|
|
}
|
|
|
|
static inline BoxRec
|
|
glamor_no_rendering_bounds(void)
|
|
{
|
|
BoxRec bounds = {
|
|
.x1 = 0,
|
|
.y1 = 0,
|
|
.x2 = MAXSHORT,
|
|
.y2 = MAXSHORT,
|
|
};
|
|
|
|
return bounds;
|
|
}
|
|
|
|
static inline BoxRec
|
|
glamor_start_rendering_bounds(void)
|
|
{
|
|
BoxRec bounds = {
|
|
.x1 = MAXSHORT,
|
|
.y1 = MAXSHORT,
|
|
.x2 = 0,
|
|
.y2 = 0,
|
|
};
|
|
|
|
return bounds;
|
|
}
|
|
|
|
static inline void
|
|
glamor_bounds_union_rect(BoxPtr bounds, xRectangle *rect)
|
|
{
|
|
bounds->x1 = min(bounds->x1, rect->x);
|
|
bounds->y1 = min(bounds->y1, rect->y);
|
|
bounds->x2 = min(SHRT_MAX, max(bounds->x2, rect->x + rect->width));
|
|
bounds->y2 = min(SHRT_MAX, max(bounds->y2, rect->y + rect->height));
|
|
}
|
|
|
|
static inline void
|
|
glamor_bounds_union_box(BoxPtr bounds, BoxPtr box)
|
|
{
|
|
bounds->x1 = min(bounds->x1, box->x1);
|
|
bounds->y1 = min(bounds->y1, box->y1);
|
|
bounds->x2 = max(bounds->x2, box->x2);
|
|
bounds->y2 = max(bounds->y2, box->y2);
|
|
}
|
|
|
|
/**
|
|
* Helper function for implementing draws with GL_QUADS on GLES2,
|
|
* where we don't have them.
|
|
*/
|
|
static inline void
|
|
glamor_glDrawArrays_GL_QUADS(glamor_screen_private *glamor_priv, unsigned count)
|
|
{
|
|
if (glamor_priv->use_quads) {
|
|
glDrawArrays(GL_QUADS, 0, count * 4);
|
|
} else {
|
|
glamor_gldrawarrays_quads_using_indices(glamor_priv, count);
|
|
}
|
|
}
|
|
|
|
static inline Bool
|
|
glamor_glsl_has_ints(glamor_screen_private *glamor_priv) {
|
|
return glamor_priv->glsl_version >= 130 || glamor_priv->use_gpu_shader4;
|
|
}
|
|
|
|
#endif
|