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 if (svga
->rebind
.vs
) {
217 ret
= svga_reemit_vs_bindings(svga
);
218 if (ret
!= PIPE_OK
) {
223 if (svga
->rebind
.fs
) {
224 ret
= svga_reemit_fs_bindings(svga
);
225 if (ret
!= PIPE_OK
) {
230 SVGA_DBG(DEBUG_DMA
, "draw to sid %p, %d prims\n",
231 svga
->curr
.framebuffer
.cbufs
[0] ?
232 svga_surface(svga
->curr
.framebuffer
.cbufs
[0])->handle
: NULL
,
233 hwtnl
->cmd
.prim_count
);
235 ret
= SVGA3D_BeginDrawPrimitives(swc
, &vdecl
, hwtnl
->cmd
.vdecl_count
,
236 &prim
, hwtnl
->cmd
.prim_count
);
240 memcpy(vdecl
, hwtnl
->cmd
.vdecl
,
241 hwtnl
->cmd
.vdecl_count
* sizeof hwtnl
->cmd
.vdecl
[0]);
243 for (i
= 0; i
< hwtnl
->cmd
.vdecl_count
; i
++) {
244 /* Given rangeHint is considered to be relative to indexBias, and
245 * indexBias varies per primitive, we cannot accurately supply an
246 * rangeHint when emitting more than one primitive per draw command.
248 if (hwtnl
->cmd
.prim_count
== 1) {
249 vdecl
[i
].rangeHint
.first
= hwtnl
->cmd
.min_index
[0];
250 vdecl
[i
].rangeHint
.last
= hwtnl
->cmd
.max_index
[0] + 1;
253 vdecl
[i
].rangeHint
.first
= 0;
254 vdecl
[i
].rangeHint
.last
= 0;
257 swc
->surface_relocation(swc
, &vdecl
[i
].array
.surfaceId
, NULL
,
258 vb_handle
[i
], SVGA_RELOC_READ
);
261 memcpy(prim
, hwtnl
->cmd
.prim
,
262 hwtnl
->cmd
.prim_count
* sizeof hwtnl
->cmd
.prim
[0]);
264 for (i
= 0; i
< hwtnl
->cmd
.prim_count
; i
++) {
265 swc
->surface_relocation(swc
, &prim
[i
].indexArray
.surfaceId
, NULL
,
266 ib_handle
[i
], SVGA_RELOC_READ
);
267 pipe_resource_reference(&hwtnl
->cmd
.prim_ib
[i
], NULL
);
270 SVGA_FIFOCommitAll(swc
);
271 hwtnl
->cmd
.prim_count
= 0;
279 svga_hwtnl_set_index_bias(struct svga_hwtnl
*hwtnl
, int index_bias
)
281 hwtnl
->index_bias
= index_bias
;
286 /***********************************************************************
287 * Internal functions:
291 svga_hwtnl_prim(struct svga_hwtnl
*hwtnl
,
292 const SVGA3dPrimitiveRange
* range
,
294 unsigned max_index
, struct pipe_resource
*ib
)
296 enum pipe_error ret
= PIPE_OK
;
301 for (i
= 0; i
< hwtnl
->cmd
.vdecl_count
; i
++) {
302 struct pipe_resource
*vb
= hwtnl
->cmd
.vdecl_vb
[i
];
303 unsigned size
= vb
? vb
->width0
: 0;
304 unsigned offset
= hwtnl
->cmd
.vdecl
[i
].array
.offset
;
305 unsigned stride
= hwtnl
->cmd
.vdecl
[i
].array
.stride
;
306 int index_bias
= (int) range
->indexBias
+ hwtnl
->index_bias
;
311 assert(offset
< size
);
312 assert(min_index
<= max_index
);
314 switch (hwtnl
->cmd
.vdecl
[i
].identity
.type
) {
315 case SVGA3D_DECLTYPE_FLOAT1
:
318 case SVGA3D_DECLTYPE_FLOAT2
:
321 case SVGA3D_DECLTYPE_FLOAT3
:
324 case SVGA3D_DECLTYPE_FLOAT4
:
327 case SVGA3D_DECLTYPE_D3DCOLOR
:
330 case SVGA3D_DECLTYPE_UBYTE4
:
333 case SVGA3D_DECLTYPE_SHORT2
:
336 case SVGA3D_DECLTYPE_SHORT4
:
339 case SVGA3D_DECLTYPE_UBYTE4N
:
342 case SVGA3D_DECLTYPE_SHORT2N
:
345 case SVGA3D_DECLTYPE_SHORT4N
:
348 case SVGA3D_DECLTYPE_USHORT2N
:
351 case SVGA3D_DECLTYPE_USHORT4N
:
354 case SVGA3D_DECLTYPE_UDEC3
:
357 case SVGA3D_DECLTYPE_DEC3N
:
360 case SVGA3D_DECLTYPE_FLOAT16_2
:
363 case SVGA3D_DECLTYPE_FLOAT16_4
:
372 if (index_bias
>= 0) {
373 assert(offset
+ index_bias
* stride
+ width
<= size
);
377 * min_index/max_index are merely conservative guesses, so we can't
378 * make buffer overflow detection based on their values.
382 assert(range
->indexWidth
== range
->indexArray
.stride
);
385 unsigned size
= ib
->width0
;
386 unsigned offset
= range
->indexArray
.offset
;
387 unsigned stride
= range
->indexArray
.stride
;
391 assert(offset
< size
);
394 switch (range
->primType
) {
395 case SVGA3D_PRIMITIVE_POINTLIST
:
396 count
= range
->primitiveCount
;
398 case SVGA3D_PRIMITIVE_LINELIST
:
399 count
= range
->primitiveCount
* 2;
401 case SVGA3D_PRIMITIVE_LINESTRIP
:
402 count
= range
->primitiveCount
+ 1;
404 case SVGA3D_PRIMITIVE_TRIANGLELIST
:
405 count
= range
->primitiveCount
* 3;
407 case SVGA3D_PRIMITIVE_TRIANGLESTRIP
:
408 count
= range
->primitiveCount
+ 2;
410 case SVGA3D_PRIMITIVE_TRIANGLEFAN
:
411 count
= range
->primitiveCount
+ 2;
419 assert(offset
+ count
* stride
<= size
);
424 if (hwtnl
->cmd
.prim_count
+ 1 >= QSZ
) {
425 ret
= svga_hwtnl_flush(hwtnl
);
430 /* min/max indices are relative to bias */
431 hwtnl
->cmd
.min_index
[hwtnl
->cmd
.prim_count
] = min_index
;
432 hwtnl
->cmd
.max_index
[hwtnl
->cmd
.prim_count
] = max_index
;
434 hwtnl
->cmd
.prim
[hwtnl
->cmd
.prim_count
] = *range
;
435 hwtnl
->cmd
.prim
[hwtnl
->cmd
.prim_count
].indexBias
+= hwtnl
->index_bias
;
437 pipe_resource_reference(&hwtnl
->cmd
.prim_ib
[hwtnl
->cmd
.prim_count
], ib
);
438 hwtnl
->cmd
.prim_count
++;