src/mesa/drivers/dri/sis/sis_tritmp.h

   1 /* $XFree86*/ /* -*- c-basic-offset: 3 -*- */
   2 /**************************************************************************
   3
   4 Copyright 2003 Eric Anholt
   5 All Rights Reserved.
   6
   7 Permission is hereby granted, free of charge, to any person obtaining a
   8 copy of this software and associated documentation files (the "Software"),
   9 to deal in the Software without restriction, including without limitation
  10 on the rights to use, copy, modify, merge, publish, distribute, sub
  11 license, and/or sell copies of the Software, and to permit persons to whom
  12 the Software is furnished to do so, subject to the following conditions:
  13
  14 The above copyright notice and this permission notice (including the next
  15 paragraph) shall be included in all copies or substantial portions of the
  16 Software.
  17
  18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20 FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  21 ERIC ANHOLT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  22 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  23 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24
  25 **************************************************************************/
  26
  27 /*
  28  * Authors:
  29  *   Eric Anholt <anholt@FreeBSD.org>
  30  */
  31
  32 #define AGP_VERT_REG_COUNT (5 + \
  33    ((SIS_STATES & SIS_VERT_TEX0) != 0) * 2 + \
  34    ((SIS_STATES & SIS_VERT_TEX1) != 0) * 2)
  35
  36 static void TAG(sis_draw_quad_mmio)( sisContextPtr smesa,
  37                                      sisVertexPtr v0,
  38                                      sisVertexPtr v1,
  39                                      sisVertexPtr v2,
  40                                      sisVertexPtr v3 )
  41 {
  42    float *MMIOBase = (float *)GET_IOBase (smesa);
  43
  44    mWait3DCmdQueue (MMIO_VERT_REG_COUNT * 6 + 1);
  45    ((GLint *) MMIOBase)[REG_3D_PrimitiveSet / 4] = smesa->dwPrimitiveSet;
  46    SIS_MMIO_WRITE_VERTEX(v0, 0, 0);
  47    SIS_MMIO_WRITE_VERTEX(v1, 1, 0);
  48    SIS_MMIO_WRITE_VERTEX(v3, 2, 1);
  49    SIS_MMIO_WRITE_VERTEX(v1, 0, 0);
  50    SIS_MMIO_WRITE_VERTEX(v2, 1, 0);
  51    SIS_MMIO_WRITE_VERTEX(v3, 2, 1);
  52 }
  53
  54 static void TAG(sis_draw_tri_mmio)( sisContextPtr smesa,
  55                                     sisVertexPtr v0,
  56                                     sisVertexPtr v1,
  57                                     sisVertexPtr v2 )
  58 {
  59    float *MMIOBase = (float *)GET_IOBase (smesa);
  60
  61    mWait3DCmdQueue (MMIO_VERT_REG_COUNT * 3 + 1);
  62    ((GLint *) MMIOBase)[REG_3D_PrimitiveSet / 4] = smesa->dwPrimitiveSet;
  63    SIS_MMIO_WRITE_VERTEX(v0, 0, 0);
  64    SIS_MMIO_WRITE_VERTEX(v1, 1, 0);
  65    SIS_MMIO_WRITE_VERTEX(v2, 2, 1);
  66 }
  67
  68 static void TAG(sis_draw_line_mmio)( sisContextPtr smesa,
  69                                      sisVertexPtr v0,
  70                                      sisVertexPtr v1 )
  71 {
  72    float *MMIOBase = (float *)GET_IOBase (smesa);
  73
  74    mWait3DCmdQueue (MMIO_VERT_REG_COUNT * 2 + 1);
  75    ((GLint *) MMIOBase)[REG_3D_PrimitiveSet / 4] = smesa->dwPrimitiveSet;
  76    SIS_MMIO_WRITE_VERTEX(v0, 0, 0);
  77    SIS_MMIO_WRITE_VERTEX(v1, 1, 1);
  78 }
  79
  80 static void TAG(sis_draw_point_mmio)( sisContextPtr smesa,
  81                                       sisVertexPtr v0 )
  82 {
  83    float *MMIOBase = (float *)GET_IOBase (smesa);
  84
  85    mWait3DCmdQueue (MMIO_VERT_REG_COUNT * 1 + 1);
  86    ((GLint *) MMIOBase)[REG_3D_PrimitiveSet / 4] = smesa->dwPrimitiveSet;
  87    SIS_MMIO_WRITE_VERTEX(v0, 1, 1);
  88 }
  89
  90 static void TAG(sis_draw_quad_agp)( sisContextPtr smesa,
  91                                      sisVertexPtr v0,
  92                                      sisVertexPtr v1,
  93                                      sisVertexPtr v2,
  94                                      sisVertexPtr v3 )
  95 {
  96    sisMakeRoomAGP(smesa, AGP_VERT_REG_COUNT * 6);
  97
  98    SIS_AGP_WRITE_VERTEX(v0);
  99    SIS_AGP_WRITE_VERTEX(v1);
 100    SIS_AGP_WRITE_VERTEX(v3);
 101    SIS_AGP_WRITE_VERTEX(v1);
 102    SIS_AGP_WRITE_VERTEX(v2);
 103    SIS_AGP_WRITE_VERTEX(v3);
 104 }
 105
 106 static void TAG(sis_draw_tri_agp)( sisContextPtr smesa,
 107                                     sisVertexPtr v0,
 108                                     sisVertexPtr v1,
 109                                     sisVertexPtr v2 )
 110 {
 111    sisMakeRoomAGP(smesa, AGP_VERT_REG_COUNT * 3);
 112
 113    SIS_AGP_WRITE_VERTEX(v0);
 114    SIS_AGP_WRITE_VERTEX(v1);
 115    SIS_AGP_WRITE_VERTEX(v2);
 116 }
 117
 118 static void TAG(sis_draw_line_agp)( sisContextPtr smesa,
 119                                      sisVertexPtr v0,
 120                                      sisVertexPtr v1 )
 121 {
 122    sisMakeRoomAGP(smesa, AGP_VERT_REG_COUNT * 2);
 123
 124    SIS_AGP_WRITE_VERTEX(v0);
 125    SIS_AGP_WRITE_VERTEX(v1);
 126 }
 127
 128 static void TAG(sis_draw_point_agp)( sisContextPtr smesa,
 129                                       sisVertexPtr v0 )
 130 {
 131    sisMakeRoomAGP(smesa, AGP_VERT_REG_COUNT * 1);
 132
 133    SIS_AGP_WRITE_VERTEX(v0);
 134 }
 135
 136 static __inline void TAG(sis_vert_init)( void )
 137 {
 138    sis_quad_func_agp[SIS_STATES] = TAG(sis_draw_quad_agp);
 139    sis_tri_func_agp[SIS_STATES] = TAG(sis_draw_tri_agp);
 140    sis_line_func_agp[SIS_STATES] = TAG(sis_draw_line_agp);
 141    sis_point_func_agp[SIS_STATES] = TAG(sis_draw_point_agp);
 142    sis_quad_func_mmio[SIS_STATES] = TAG(sis_draw_quad_mmio);
 143    sis_tri_func_mmio[SIS_STATES] = TAG(sis_draw_tri_mmio);
 144    sis_line_func_mmio[SIS_STATES] = TAG(sis_draw_line_mmio);
 145    sis_point_func_mmio[SIS_STATES] = TAG(sis_draw_point_mmio);
 146 }
 147
 148 #undef AGP_VERT_REG_COUNT
 149 #undef TAG
 150 #undef SIS_STATES