1 /**********************************************************
2 * Copyright 2008-2009 VMware, Inc. All rights reserved.
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 **********************************************************/
26 #include "pipe/p_compiler.h"
27 #include "util/u_inlines.h"
28 #include "pipe/p_defines.h"
29 #include "util/u_memory.h"
30 #include "util/u_math.h"
31 #include "util/u_upload_mgr.h"
33 #include "svga_context.h"
34 #include "svga_draw.h"
35 #include "svga_draw_private.h"
36 #include "svga_debug.h"
37 #include "svga_screen.h"
38 #include "svga_resource_buffer.h"
39 #include "svga_resource_texture.h"
40 #include "svga_surface.h"
41 #include "svga_winsys.h"
46 svga_hwtnl_create(struct svga_context
*svga
)
48 struct svga_hwtnl
*hwtnl
= CALLOC_STRUCT(svga_hwtnl
);
54 hwtnl
->cmd
.swc
= svga
->swc
;
64 svga_hwtnl_destroy(struct svga_hwtnl
*hwtnl
)
68 for (i
= 0; i
< PIPE_PRIM_MAX
; i
++) {
69 for (j
= 0; j
< IDX_CACHE_MAX
; j
++) {
70 pipe_resource_reference(&hwtnl
->index_cache
[i
][j
].buffer
, NULL
);
74 for (i
= 0; i
< hwtnl
->cmd
.vdecl_count
; i
++)
75 pipe_resource_reference(&hwtnl
->cmd
.vdecl_vb
[i
], NULL
);
77 for (i
= 0; i
< hwtnl
->cmd
.prim_count
; i
++)
78 pipe_resource_reference(&hwtnl
->cmd
.prim_ib
[i
], NULL
);
85 svga_hwtnl_set_flatshade(struct svga_hwtnl
*hwtnl
,
86 boolean flatshade
, boolean flatshade_first
)
88 hwtnl
->hw_pv
= PV_FIRST
;
89 hwtnl
->api_pv
= (flatshade
&& !flatshade_first
) ? PV_LAST
: PV_FIRST
;
94 svga_hwtnl_set_unfilled(struct svga_hwtnl
*hwtnl
, unsigned mode
)
96 hwtnl
->api_fillmode
= mode
;
101 svga_hwtnl_reset_vdecl(struct svga_hwtnl
*hwtnl
, unsigned count
)
105 assert(hwtnl
->cmd
.prim_count
== 0);
107 for (i
= count
; i
< hwtnl
->cmd
.vdecl_count
; i
++) {
108 pipe_resource_reference(&hwtnl
->cmd
.vdecl_vb
[i
], NULL
);
111 hwtnl
->cmd
.vdecl_count
= count
;
116 svga_hwtnl_vdecl(struct svga_hwtnl
*hwtnl
,
118 const SVGA3dVertexDecl
* decl
, struct pipe_resource
*vb
)
120 assert(hwtnl
->cmd
.prim_count
== 0);
122 assert(i
< hwtnl
->cmd
.vdecl_count
);
124 hwtnl
->cmd
.vdecl
[i
] = *decl
;
126 pipe_resource_reference(&hwtnl
->cmd
.vdecl_vb
[i
], vb
);
131 * Determine whether the specified buffer is referred in the primitive queue,
132 * for which no commands have been written yet.
135 svga_hwtnl_is_buffer_referred(struct svga_hwtnl
*hwtnl
,
136 struct pipe_resource
*buffer
)
140 if (svga_buffer_is_user_buffer(buffer
)) {
144 if (!hwtnl
->cmd
.prim_count
) {
148 for (i
= 0; i
< hwtnl
->cmd
.vdecl_count
; ++i
) {
149 if (hwtnl
->cmd
.vdecl_vb
[i
] == buffer
) {
154 for (i
= 0; i
< hwtnl
->cmd
.prim_count
; ++i
) {
155 if (hwtnl
->cmd
.prim_ib
[i
] == buffer
) {
165 svga_hwtnl_flush(struct svga_hwtnl
*hwtnl
)
167 struct svga_winsys_context
*swc
= hwtnl
->cmd
.swc
;
168 struct svga_context
*svga
= hwtnl
->svga
;
171 if (hwtnl
->cmd
.prim_count
) {
172 struct svga_winsys_surface
*vb_handle
[SVGA3D_INPUTREG_MAX
];
173 struct svga_winsys_surface
*ib_handle
[QSZ
];
174 struct svga_winsys_surface
*handle
;
175 SVGA3dVertexDecl
*vdecl
;
176 SVGA3dPrimitiveRange
*prim
;
179 for (i
= 0; i
< hwtnl
->cmd
.vdecl_count
; i
++) {
180 assert(!svga_buffer_is_user_buffer(hwtnl
->cmd
.vdecl_vb
[i
]));
181 handle
= svga_buffer_handle(svga
, hwtnl
->cmd
.vdecl_vb
[i
]);
183 return PIPE_ERROR_OUT_OF_MEMORY
;
185 vb_handle
[i
] = handle
;
188 for (i
= 0; i
< hwtnl
->cmd
.prim_count
; i
++) {
189 if (hwtnl
->cmd
.prim_ib
[i
]) {
190 assert(!svga_buffer_is_user_buffer(hwtnl
->cmd
.prim_ib
[i
]));
191 handle
= svga_buffer_handle(svga
, hwtnl
->cmd
.prim_ib
[i
]);
193 return PIPE_ERROR_OUT_OF_MEMORY
;
199 ib_handle
[i
] = handle
;
202 if (svga
->rebind
.rendertargets
) {
203 ret
= svga_reemit_framebuffer_bindings(svga
);
204 if (ret
!= PIPE_OK
) {
209 if (svga
->rebind
.texture_samplers
) {
210 ret
= svga_reemit_tss_bindings(svga
);
211 if (ret
!= PIPE_OK
) {
216 SVGA_DBG(DEBUG_DMA
, "draw to sid %p, %d prims\n",
217 svga
->curr
.framebuffer
.cbufs
[0] ?
218 svga_surface(svga
->curr
.framebuffer
.cbufs
[0])->handle
: NULL
,
219 hwtnl
->cmd
.prim_count
);
221 ret
= SVGA3D_BeginDrawPrimitives(swc
, &vdecl
, hwtnl
->cmd
.vdecl_count
,
222 &prim
, hwtnl
->cmd
.prim_count
);
226 memcpy(vdecl
, hwtnl
->cmd
.vdecl
,
227 hwtnl
->cmd
.vdecl_count
* sizeof hwtnl
->cmd
.vdecl
[0]);
229 for (i
= 0; i
< hwtnl
->cmd
.vdecl_count
; i
++) {
230 /* Given rangeHint is considered to be relative to indexBias, and
231 * indexBias varies per primitive, we cannot accurately supply an
232 * rangeHint when emitting more than one primitive per draw command.
234 if (hwtnl
->cmd
.prim_count
== 1) {
235 vdecl
[i
].rangeHint
.first
= hwtnl
->cmd
.min_index
[0];
236 vdecl
[i
].rangeHint
.last
= hwtnl
->cmd
.max_index
[0] + 1;
239 vdecl
[i
].rangeHint
.first
= 0;
240 vdecl
[i
].rangeHint
.last
= 0;
243 swc
->surface_relocation(swc
, &vdecl
[i
].array
.surfaceId
,
244 vb_handle
[i
], SVGA_RELOC_READ
);
247 memcpy(prim
, hwtnl
->cmd
.prim
,
248 hwtnl
->cmd
.prim_count
* sizeof hwtnl
->cmd
.prim
[0]);
250 for (i
= 0; i
< hwtnl
->cmd
.prim_count
; i
++) {
251 swc
->surface_relocation(swc
, &prim
[i
].indexArray
.surfaceId
,
252 ib_handle
[i
], SVGA_RELOC_READ
);
253 pipe_resource_reference(&hwtnl
->cmd
.prim_ib
[i
], NULL
);
256 SVGA_FIFOCommitAll(swc
);
257 hwtnl
->cmd
.prim_count
= 0;
265 svga_hwtnl_set_index_bias(struct svga_hwtnl
*hwtnl
, int index_bias
)
267 hwtnl
->index_bias
= index_bias
;
272 /***********************************************************************
273 * Internal functions:
277 svga_hwtnl_prim(struct svga_hwtnl
*hwtnl
,
278 const SVGA3dPrimitiveRange
* range
,
280 unsigned max_index
, struct pipe_resource
*ib
)
282 enum pipe_error ret
= PIPE_OK
;
287 for (i
= 0; i
< hwtnl
->cmd
.vdecl_count
; i
++) {
288 struct pipe_resource
*vb
= hwtnl
->cmd
.vdecl_vb
[i
];
289 unsigned size
= vb
? vb
->width0
: 0;
290 unsigned offset
= hwtnl
->cmd
.vdecl
[i
].array
.offset
;
291 unsigned stride
= hwtnl
->cmd
.vdecl
[i
].array
.stride
;
292 int index_bias
= (int) range
->indexBias
+ hwtnl
->index_bias
;
297 assert(offset
< size
);
298 assert(min_index
<= max_index
);
300 switch (hwtnl
->cmd
.vdecl
[i
].identity
.type
) {
301 case SVGA3D_DECLTYPE_FLOAT1
:
304 case SVGA3D_DECLTYPE_FLOAT2
:
307 case SVGA3D_DECLTYPE_FLOAT3
:
310 case SVGA3D_DECLTYPE_FLOAT4
:
313 case SVGA3D_DECLTYPE_D3DCOLOR
:
316 case SVGA3D_DECLTYPE_UBYTE4
:
319 case SVGA3D_DECLTYPE_SHORT2
:
322 case SVGA3D_DECLTYPE_SHORT4
:
325 case SVGA3D_DECLTYPE_UBYTE4N
:
328 case SVGA3D_DECLTYPE_SHORT2N
:
331 case SVGA3D_DECLTYPE_SHORT4N
:
334 case SVGA3D_DECLTYPE_USHORT2N
:
337 case SVGA3D_DECLTYPE_USHORT4N
:
340 case SVGA3D_DECLTYPE_UDEC3
:
343 case SVGA3D_DECLTYPE_DEC3N
:
346 case SVGA3D_DECLTYPE_FLOAT16_2
:
349 case SVGA3D_DECLTYPE_FLOAT16_4
:
358 if (index_bias
>= 0) {
359 assert(offset
+ index_bias
* stride
+ width
<= size
);
363 * min_index/max_index are merely conservative guesses, so we can't
364 * make buffer overflow detection based on their values.
368 assert(range
->indexWidth
== range
->indexArray
.stride
);
371 unsigned size
= ib
->width0
;
372 unsigned offset
= range
->indexArray
.offset
;
373 unsigned stride
= range
->indexArray
.stride
;
377 assert(offset
< size
);
380 switch (range
->primType
) {
381 case SVGA3D_PRIMITIVE_POINTLIST
:
382 count
= range
->primitiveCount
;
384 case SVGA3D_PRIMITIVE_LINELIST
:
385 count
= range
->primitiveCount
* 2;
387 case SVGA3D_PRIMITIVE_LINESTRIP
:
388 count
= range
->primitiveCount
+ 1;
390 case SVGA3D_PRIMITIVE_TRIANGLELIST
:
391 count
= range
->primitiveCount
* 3;
393 case SVGA3D_PRIMITIVE_TRIANGLESTRIP
:
394 count
= range
->primitiveCount
+ 2;
396 case SVGA3D_PRIMITIVE_TRIANGLEFAN
:
397 count
= range
->primitiveCount
+ 2;
405 assert(offset
+ count
* stride
<= size
);
410 if (hwtnl
->cmd
.prim_count
+ 1 >= QSZ
) {
411 ret
= svga_hwtnl_flush(hwtnl
);
416 /* min/max indices are relative to bias */
417 hwtnl
->cmd
.min_index
[hwtnl
->cmd
.prim_count
] = min_index
;
418 hwtnl
->cmd
.max_index
[hwtnl
->cmd
.prim_count
] = max_index
;
420 hwtnl
->cmd
.prim
[hwtnl
->cmd
.prim_count
] = *range
;
421 hwtnl
->cmd
.prim
[hwtnl
->cmd
.prim_count
].indexBias
+= hwtnl
->index_bias
;
423 pipe_resource_reference(&hwtnl
->cmd
.prim_ib
[hwtnl
->cmd
.prim_count
], ib
);
424 hwtnl
->cmd
.prim_count
++;