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4358 | Serge | 1 | /* |
2 | Copyright (C) Intel Corp. 2006. All Rights Reserved. |
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3 | Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to |
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4 | develop this 3D driver. |
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5 | |||
6 | Permission is hereby granted, free of charge, to any person obtaining |
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7 | a copy of this software and associated documentation files (the |
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8 | "Software"), to deal in the Software without restriction, including |
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9 | without limitation the rights to use, copy, modify, merge, publish, |
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10 | distribute, sublicense, and/or sell copies of the Software, and to |
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11 | permit persons to whom the Software is furnished to do so, subject to |
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12 | the following conditions: |
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13 | |||
14 | The above copyright notice and this permission notice (including the |
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15 | next paragraph) shall be included in all copies or substantial |
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16 | portions of the Software. |
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17 | |||
18 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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19 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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20 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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21 | IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
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22 | LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
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23 | OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
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24 | WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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25 | |||
26 | **********************************************************************/ |
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27 | /* |
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28 | * Authors: |
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29 | * Keith Whitwell |
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30 | */ |
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31 | |||
32 | |||
33 | #ifndef BRW_SF_H |
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34 | #define BRW_SF_H |
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35 | |||
36 | |||
37 | #include "program/program.h" |
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38 | #include "brw_context.h" |
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39 | #include "brw_eu.h" |
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40 | |||
41 | |||
42 | #define SF_POINTS 0 |
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43 | #define SF_LINES 1 |
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44 | #define SF_TRIANGLES 2 |
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45 | #define SF_UNFILLED_TRIS 3 |
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46 | |||
47 | struct brw_sf_prog_key { |
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48 | GLbitfield64 attrs; |
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49 | uint8_t point_sprite_coord_replace; |
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50 | GLuint primitive:2; |
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51 | GLuint do_twoside_color:1; |
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52 | GLuint do_flat_shading:1; |
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53 | GLuint frontface_ccw:1; |
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54 | GLuint do_point_sprite:1; |
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55 | GLuint do_point_coord:1; |
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56 | GLuint sprite_origin_lower_left:1; |
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57 | GLuint userclip_active:1; |
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58 | }; |
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59 | |||
60 | struct brw_sf_compile { |
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61 | struct brw_compile func; |
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62 | struct brw_sf_prog_key key; |
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63 | struct brw_sf_prog_data prog_data; |
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64 | |||
65 | struct brw_reg pv; |
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66 | struct brw_reg det; |
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67 | struct brw_reg dx0; |
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68 | struct brw_reg dx2; |
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69 | struct brw_reg dy0; |
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70 | struct brw_reg dy2; |
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71 | |||
72 | /* z and 1/w passed in seperately: |
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73 | */ |
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74 | struct brw_reg z[3]; |
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75 | struct brw_reg inv_w[3]; |
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76 | |||
77 | /* The vertices: |
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78 | */ |
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79 | struct brw_reg vert[3]; |
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80 | |||
81 | /* Temporaries, allocated after last vertex reg. |
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82 | */ |
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83 | struct brw_reg inv_det; |
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84 | struct brw_reg a1_sub_a0; |
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85 | struct brw_reg a2_sub_a0; |
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86 | struct brw_reg tmp; |
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87 | |||
88 | struct brw_reg m1Cx; |
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89 | struct brw_reg m2Cy; |
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90 | struct brw_reg m3C0; |
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91 | |||
92 | GLuint nr_verts; |
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93 | GLuint nr_attr_regs; |
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94 | GLuint nr_setup_regs; |
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95 | int urb_entry_read_offset; |
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96 | |||
97 | struct brw_vue_map vue_map; |
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98 | }; |
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99 | |||
100 | |||
101 | void brw_emit_tri_setup( struct brw_sf_compile *c, bool allocate ); |
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102 | void brw_emit_line_setup( struct brw_sf_compile *c, bool allocate ); |
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103 | void brw_emit_point_setup( struct brw_sf_compile *c, bool allocate ); |
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104 | void brw_emit_point_sprite_setup( struct brw_sf_compile *c, bool allocate ); |
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105 | void brw_emit_anyprim_setup( struct brw_sf_compile *c ); |
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106 | |||
107 | #define BRW_SF_URB_ENTRY_READ_OFFSET 1 |
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108 | |||
109 | #endif |