2 Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
4 The Weather Channel (TM) funded Tungsten Graphics to develop the
5 initial release of the Radeon 8500 driver under the XFree86 license.
6 This notice must be preserved.
8 Permission is hereby granted, free of charge, to any person obtaining
9 a copy of this software and associated documentation files (the
10 "Software"), to deal in the Software without restriction, including
11 without limitation the rights to use, copy, modify, merge, publish,
12 distribute, sublicense, and/or sell copies of the Software, and to
13 permit persons to whom the Software is furnished to do so, subject to
14 the following conditions:
16 The above copyright notice and this permission notice (including the
17 next paragraph) shall be included in all copies or substantial
18 portions of the Software.
20 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
24 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 **************************************************************************/
32 * Keith Whitwell <keith@tungstengraphics.com>
35 #include "main/glheader.h"
36 #include "main/mtypes.h"
37 #include "main/colormac.h"
38 #include "main/imports.h"
39 #include "main/macros.h"
41 #include "swrast_setup/swrast_setup.h"
42 #include "math/m_translate.h"
44 #include "tnl/t_context.h"
46 #include "r200_context.h"
47 #include "r200_ioctl.h"
48 #include "r200_state.h"
49 #include "r200_swtcl.h"
50 #include "r200_maos.h"
53 #if defined(USE_X86_ASM)
54 #define COPY_DWORDS( dst, src, nr ) \
57 __asm__ __volatile__( "rep ; movsl" \
58 : "=%c" (__tmp), "=D" (dst), "=S" (__tmp) \
64 #define COPY_DWORDS( dst, src, nr ) \
67 for ( j = 0 ; j < nr ; j++ ) \
68 dst[j] = ((int *)src)[j]; \
73 static void r200_emit_vecfog(GLcontext
*ctx
, struct radeon_aos
*aos
,
74 GLvoid
*data
, int stride
, int count
)
76 radeonContextPtr rmesa
= RADEON_CONTEXT(ctx
);
82 radeonAllocDmaRegion(rmesa
, &aos
->bo
, &aos
->offset
, size
* 4, 32);
86 radeonAllocDmaRegion(rmesa
, &aos
->bo
, &aos
->offset
, size
* 4, 32);
90 aos
->components
= size
;
93 out
= (uint32_t*)((char*)aos
->bo
->ptr
+ aos
->offset
);
94 for (i
= 0; i
< count
; i
++) {
95 out
[0] = r200ComputeFogBlendFactor( ctx
, *(GLfloat
*)data
);
101 /* Emit any changed arrays to new GART memory, re-emit a packet to
104 void r200EmitArrays( GLcontext
*ctx
, GLubyte
*vimap_rev
)
106 r200ContextPtr rmesa
= R200_CONTEXT( ctx
);
107 struct vertex_buffer
*VB
= &TNL_CONTEXT( ctx
)->vb
;
109 GLuint vfmt0
= 0, vfmt1
= 0;
110 GLuint count
= VB
->Count
;
113 // fprintf(stderr,"emit arrays\n");
114 for ( i
= 0; i
< 15; i
++ ) {
115 GLubyte attrib
= vimap_rev
[i
];
119 emitsize
= (VB
->AttribPtr
[attrib
]->size
);
122 vfmt0
|= R200_VTX_W0
;
125 vfmt0
|= R200_VTX_Z0
;
133 assert(attrib
== VERT_ATTRIB_WEIGHT
);
134 emitsize
= (VB
->AttribPtr
[attrib
]->size
);
135 vfmt0
|= emitsize
<< R200_VTX_WEIGHT_COUNT_SHIFT
;
138 assert(attrib
== VERT_ATTRIB_NORMAL
);
140 vfmt0
|= R200_VTX_N0
;
143 /* special handling to fix up fog. Will get us into trouble with vbos...*/
144 assert(attrib
== VERT_ATTRIB_FOG
);
145 if (!rmesa
->radeon
.tcl
.aos
[i
].bo
) {
146 if (ctx
->VertexProgram
._Enabled
)
147 rcommon_emit_vector( ctx
,
148 &(rmesa
->radeon
.tcl
.aos
[nr
]),
149 (char *)VB
->AttribPtr
[attrib
]->data
,
151 VB
->AttribPtr
[attrib
]->stride
,
154 r200_emit_vecfog( ctx
,
155 &(rmesa
->radeon
.tcl
.aos
[nr
]),
156 (char *)VB
->AttribPtr
[attrib
]->data
,
157 VB
->AttribPtr
[attrib
]->stride
,
160 vfmt0
|= R200_VTX_DISCRETE_FOG
;
167 if (VB
->AttribPtr
[attrib
]->size
== 4 &&
168 (VB
->AttribPtr
[attrib
]->stride
!= 0 ||
169 VB
->AttribPtr
[attrib
]->data
[0][3] != 1.0)) emitsize
= 4;
172 vfmt0
|= R200_VTX_FP_RGBA
<< (R200_VTX_COLOR_0_SHIFT
+ (i
- 4) * 2);
174 vfmt0
|= R200_VTX_FP_RGB
<< (R200_VTX_COLOR_0_SHIFT
+ (i
- 4) * 2);
183 emitsize
= VB
->AttribPtr
[attrib
]->size
;
184 vfmt1
|= emitsize
<< (R200_VTX_TEX0_COMP_CNT_SHIFT
+ (i
- 8) * 3);
187 emitsize
= VB
->AttribPtr
[attrib
]->size
>= 2 ? VB
->AttribPtr
[attrib
]->size
: 2;
190 vfmt0
|= R200_VTX_XY1
;
193 vfmt0
|= R200_VTX_Z1
;
196 vfmt0
|= R200_VTX_W1
;
202 if (!rmesa
->radeon
.tcl
.aos
[nr
].bo
) {
203 rcommon_emit_vector( ctx
,
204 &(rmesa
->radeon
.tcl
.aos
[nr
]),
205 (char *)VB
->AttribPtr
[attrib
]->data
,
207 VB
->AttribPtr
[attrib
]->stride
,
216 if (vfmt0
!= rmesa
->hw
.vtx
.cmd
[VTX_VTXFMT_0
] ||
217 vfmt1
!= rmesa
->hw
.vtx
.cmd
[VTX_VTXFMT_1
]) {
218 R200_STATECHANGE( rmesa
, vtx
);
219 rmesa
->hw
.vtx
.cmd
[VTX_VTXFMT_0
] = vfmt0
;
220 rmesa
->hw
.vtx
.cmd
[VTX_VTXFMT_1
] = vfmt1
;
223 rmesa
->radeon
.tcl
.aos_count
= nr
;