1 /*
2  * Copyright 2011 Joakim Sindholt <opensource@zhasha.com>
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * on the rights to use, copy, modify, merge, publish, distribute, sub
8  * license, and/or sell copies of the Software, and to permit persons to whom
9  * the Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
22 
23 #include "stateblock9.h"
24 #include "device9.h"
25 #include "basetexture9.h"
26 #include "nine_helpers.h"
27 #include "vertexdeclaration9.h"
28 #include "vertexbuffer9.h"
29 #include "indexbuffer9.h"
30 
31 #define DBG_CHANNEL DBG_STATEBLOCK
32 
33 /* XXX TODO: handling of lights is broken */
34 
35 HRESULT
36 NineStateBlock9_ctor( struct NineStateBlock9 *This,
37                       struct NineUnknownParams *pParams,
38                       enum nine_stateblock_type type )
39 {
40     HRESULT hr = NineUnknown_ctor(&This->base, pParams);
41 
42     DBG("This=%p pParams=%p type=%d\n", This, pParams, type);
43 
44     if (FAILED(hr))
45         return hr;
46 
47     This->type = type;
48 
49     This->state.vs_const_f = MALLOC(VS_CONST_F_SIZE(This->base.device));
50     This->state.ps_const_f = MALLOC(This->base.device->ps_const_size);
51     This->state.vs_const_i = MALLOC(VS_CONST_I_SIZE(This->base.device));
52     This->state.vs_const_b = MALLOC(VS_CONST_B_SIZE(This->base.device));
53     if (!This->state.vs_const_f || !This->state.ps_const_f ||
54         !This->state.vs_const_i || !This->state.vs_const_b)
55         return E_OUTOFMEMORY;
56 
57     return D3D_OK;
58 }
59 
60 void
61 NineStateBlock9_dtor( struct NineStateBlock9 *This )
62 {
63     struct nine_state *state = &This->state;
64     struct nine_range *r;
65     struct nine_range_pool *pool = &This->base.device->range_pool;
66 
67     nine_state_clear(state, false);
68 
69     FREE(state->vs_const_f);
70     FREE(state->ps_const_f);
71     FREE(state->vs_const_i);
72     FREE(state->vs_const_b);
73 
74     FREE(state->ff.light);
75 
76     FREE(state->ff.transform);
77 
78     if (This->state.changed.ps_const_f) {
79         for (r = This->state.changed.ps_const_f; r->next; r = r->next);
80         nine_range_pool_put_chain(pool, This->state.changed.ps_const_f, r);
81     }
82     if (This->state.changed.vs_const_f) {
83         for (r = This->state.changed.vs_const_f; r->next; r = r->next);
84         nine_range_pool_put_chain(pool, This->state.changed.vs_const_f, r);
85     }
86     if (This->state.changed.vs_const_i) {
87         for (r = This->state.changed.vs_const_i; r->next; r = r->next);
88         nine_range_pool_put_chain(pool, This->state.changed.vs_const_i, r);
89     }
90     if (This->state.changed.vs_const_b) {
91         for (r = This->state.changed.vs_const_b; r->next; r = r->next);
92         nine_range_pool_put_chain(pool, This->state.changed.vs_const_b, r);
93     }
94 
95     NineUnknown_dtor(&This->base);
96 }
97 
98 static void
99 NineStateBlock9_BindBuffer( struct NineDevice9 *device,
100                             boolean applyToDevice,
101                             struct NineBuffer9 **slot,
102                             struct NineBuffer9 *buf )
103 {
104     if (applyToDevice)
105         NineBindBufferToDevice(device, slot, buf);
106     else
107         nine_bind(slot, buf);
108 }
109 
110 static void
111 NineStateBlock9_BindTexture( struct NineDevice9 *device,
112                              boolean applyToDevice,
113                              struct NineBaseTexture9 **slot,
114                              struct NineBaseTexture9 *tex )
115 {
116     if (applyToDevice)
117         NineBindTextureToDevice(device, slot, tex);
118     else
119         nine_bind(slot, tex);
120 }
121 
122 /* Copy state marked changed in @mask from @src to @dst.
123  * If @apply is false, updating dst->changed can be omitted.
124  * TODO: compare ?
125  */
126 static void
127 nine_state_copy_common(struct NineDevice9 *device,
128                        struct nine_state *dst,
129                        struct nine_state *src,
130                        struct nine_state *mask, /* aliases either src or dst */
131                        const boolean apply,
132                        struct nine_range_pool *pool)
133 {
134     unsigned i, s;
135 
136     DBG("apply:%d changed.group: %x\n", (int)apply, (int)mask->changed.group );
137     if (apply)
138        dst->changed.group |= mask->changed.group;
139 
140     if (mask->changed.group & NINE_STATE_VIEWPORT)
141         dst->viewport = src->viewport;
142     if (mask->changed.group & NINE_STATE_SCISSOR)
143         dst->scissor = src->scissor;
144 
145     if (mask->changed.group & NINE_STATE_VS)
146         nine_bind(&dst->vs, src->vs);
147     if (mask->changed.group & NINE_STATE_PS)
148         nine_bind(&dst->ps, src->ps);
149 
150     /* Vertex constants.
151      *
152      * Various possibilities for optimization here, like creating a per-SB
153      * constant buffer, or memcmp'ing for changes.
154      * Will do that later depending on what works best for specific apps.
155      *
156      * Note: Currently when we apply stateblocks, it's always on the device state.
157      * Should it affect recording stateblocks ? Since it's on device state, there
158      * is no need to copy which ranges are dirty. If it turns out we should affect
159      * recording stateblocks, the info should be copied.
160      */
161     if (mask->changed.group & NINE_STATE_VS_CONST) {
162         struct nine_range *r;
163         for (r = mask->changed.vs_const_f; r; r = r->next) {
164             memcpy(&dst->vs_const_f[r->bgn * 4],
165                    &src->vs_const_f[r->bgn * 4],
166                    (r->end - r->bgn) * 4 * sizeof(float));
167         }
168         for (r = mask->changed.vs_const_i; r; r = r->next) {
169             memcpy(&dst->vs_const_i[r->bgn * 4],
170                    &src->vs_const_i[r->bgn * 4],
171                    (r->end - r->bgn) * 4 * sizeof(int));
172         }
173         for (r = mask->changed.vs_const_b; r; r = r->next) {
174             memcpy(&dst->vs_const_b[r->bgn],
175                    &src->vs_const_b[r->bgn],
176                    (r->end - r->bgn) * sizeof(int));
177         }
178     }
179 
180     /* Pixel constants. */
181     if (mask->changed.group & NINE_STATE_PS_CONST) {
182         struct nine_range *r;
183         for (r = mask->changed.ps_const_f; r; r = r->next) {
184             memcpy(&dst->ps_const_f[r->bgn * 4],
185                    &src->ps_const_f[r->bgn * 4],
186                    (r->end - r->bgn) * 4 * sizeof(float));
187         }
188         if (mask->changed.ps_const_i) {
189             uint16_t m = mask->changed.ps_const_i;
190             for (i = ffs(m) - 1, m >>= i; m; ++i, m >>= 1)
191                 if (m & 1)
192                     memcpy(dst->ps_const_i[i], src->ps_const_i[i], 4 * sizeof(int));
193         }
194         if (mask->changed.ps_const_b) {
195             uint16_t m = mask->changed.ps_const_b;
196             for (i = ffs(m) - 1, m >>= i; m; ++i, m >>= 1)
197                 if (m & 1)
198                     dst->ps_const_b[i] = src->ps_const_b[i];
199         }
200     }
201 
202     /* Render states.
203      * TODO: Maybe build a list ?
204      */
205     for (i = 0; i < ARRAY_SIZE(dst->changed.rs); ++i) {
206         uint32_t m = mask->changed.rs[i];
207         if (apply)
208             dst->changed.rs[i] |= m;
209         while (m) {
210             const int r = ffs(m) - 1;
211             m &= ~(1 << r);
212             DBG("State %d %s = %d\n", i * 32 + r, nine_d3drs_to_string(i * 32 + r), (int)src->rs_advertised[i * 32 + r]);
213             dst->rs_advertised[i * 32 + r] = src->rs_advertised[i * 32 + r];
214         }
215     }
216 
217 
218     /* Clip planes. */
219     if (mask->changed.ucp) {
220         DBG("ucp: %x\n", mask->changed.ucp);
221         for (i = 0; i < PIPE_MAX_CLIP_PLANES; ++i)
222             if (mask->changed.ucp & (1 << i))
223                 memcpy(dst->clip.ucp[i],
224                        src->clip.ucp[i], sizeof(src->clip.ucp[0]));
225         if (apply)
226            dst->changed.ucp |= mask->changed.ucp;
227     }
228 
229     /* Sampler state. */
230     if (mask->changed.group & NINE_STATE_SAMPLER) {
231         for (s = 0; s < NINE_MAX_SAMPLERS; ++s) {
232             if (mask->changed.sampler[s] == 0x3ffe) {
233                 memcpy(&dst->samp_advertised[s], &src->samp_advertised[s], sizeof(dst->samp_advertised[s]));
234             } else {
235                 uint32_t m = mask->changed.sampler[s];
236                 DBG("samp %d: changed = %x\n", i, (int)m);
237                 while (m) {
238                     const int i = ffs(m) - 1;
239                     m &= ~(1 << i);
240                     dst->samp_advertised[s][i] = src->samp_advertised[s][i];
241                 }
242             }
243             if (apply)
244                 dst->changed.sampler[s] |= mask->changed.sampler[s];
245         }
246     }
247 
248     /* Index buffer. */
249     if (mask->changed.group & NINE_STATE_IDXBUF)
250         NineStateBlock9_BindBuffer(device,
251                                    apply,
252                                    (struct NineBuffer9 **)&dst->idxbuf,
253                                    (struct NineBuffer9 *)src->idxbuf);
254 
255     /* Vertex streams. */
256     if (mask->changed.vtxbuf | mask->changed.stream_freq) {
257         DBG("vtxbuf/stream_freq: %x/%x\n", mask->changed.vtxbuf, mask->changed.stream_freq);
258         uint32_t m = mask->changed.vtxbuf | mask->changed.stream_freq;
259         for (i = 0; m; ++i, m >>= 1) {
260             if (mask->changed.vtxbuf & (1 << i)) {
261                 NineStateBlock9_BindBuffer(device,
262                                            apply,
263                                            (struct NineBuffer9 **)&dst->stream[i],
264                                            (struct NineBuffer9 *)src->stream[i]);
265                 if (src->stream[i]) {
266                     dst->vtxbuf[i].buffer_offset = src->vtxbuf[i].buffer_offset;
267                     dst->vtxbuf[i].stride = src->vtxbuf[i].stride;
268                 }
269             }
270             if (mask->changed.stream_freq & (1 << i))
271                 dst->stream_freq[i] = src->stream_freq[i];
272         }
273         if (apply) {
274             dst->changed.vtxbuf |= mask->changed.vtxbuf;
275             dst->changed.stream_freq |= mask->changed.stream_freq;
276         }
277     }
278 
279     /* Textures */
280     if (mask->changed.texture) {
281         uint32_t m = mask->changed.texture;
282         for (s = 0; m; ++s, m >>= 1)
283             if (m & 1)
284                 NineStateBlock9_BindTexture(device, apply, &dst->texture[s], src->texture[s]);
285     }
286 
287     if (!(mask->changed.group & NINE_STATE_FF))
288         return;
289     WARN_ONCE("Fixed function state not handled properly by StateBlocks.\n");
290 
291     /* Fixed function state. */
292 
293     if (mask->changed.group & NINE_STATE_FF_MATERIAL)
294         dst->ff.material = src->ff.material;
295 
296     if (mask->changed.group & NINE_STATE_FF_PSSTAGES) {
297         for (s = 0; s < NINE_MAX_TEXTURE_STAGES; ++s) {
298             for (i = 0; i < NINED3DTSS_COUNT; ++i)
299                 if (mask->ff.changed.tex_stage[s][i / 32] & (1 << (i % 32)))
300                     dst->ff.tex_stage[s][i] = src->ff.tex_stage[s][i];
301             if (apply) {
302                 /* TODO: it's 32 exactly, just offset by 1 as 0 is unused */
303                 dst->ff.changed.tex_stage[s][0] |=
304                     mask->ff.changed.tex_stage[s][0];
305                 dst->ff.changed.tex_stage[s][1] |=
306                     mask->ff.changed.tex_stage[s][1];
307             }
308         }
309     }
310     if (mask->changed.group & NINE_STATE_FF_LIGHTING) {
311         unsigned num_lights = MAX2(dst->ff.num_lights, src->ff.num_lights);
312         /* Can happen in Capture() if device state has created new lights after
313          * the stateblock was created.
314          * Can happen in Apply() if the stateblock had recorded the creation of
315          * new lights. */
316         if (dst->ff.num_lights < num_lights) {
317             dst->ff.light = REALLOC(dst->ff.light,
318                                     dst->ff.num_lights * sizeof(D3DLIGHT9),
319                                     num_lights * sizeof(D3DLIGHT9));
320             memset(&dst->ff.light[dst->ff.num_lights], 0, (num_lights - dst->ff.num_lights) * sizeof(D3DLIGHT9));
321             /* if mask == dst, a Type of 0 will trigger
322              * "dst->ff.light[i] = src->ff.light[i];" later,
323              * which is what we want in that case. */
324             if (mask != dst) {
325                 for (i = dst->ff.num_lights; i < num_lights; ++i)
326                     dst->ff.light[i].Type = (D3DLIGHTTYPE)NINED3DLIGHT_INVALID;
327             }
328             dst->ff.num_lights = num_lights;
329         }
330         /* Can happen in Capture() if the stateblock had recorded the creation of
331          * new lights.
332          * Can happen in Apply() if device state has created new lights after
333          * the stateblock was created. */
334         if (src->ff.num_lights < num_lights) {
335             src->ff.light = REALLOC(src->ff.light,
336                                     src->ff.num_lights * sizeof(D3DLIGHT9),
337                                     num_lights * sizeof(D3DLIGHT9));
338             memset(&src->ff.light[src->ff.num_lights], 0, (num_lights - src->ff.num_lights) * sizeof(D3DLIGHT9));
339             for (i = src->ff.num_lights; i < num_lights; ++i)
340                 src->ff.light[i].Type = (D3DLIGHTTYPE)NINED3DLIGHT_INVALID;
341             src->ff.num_lights = num_lights;
342         }
343         /* Note: mask is either src or dst, so at this point src, dst and mask
344          * have num_lights lights. */
345         for (i = 0; i < num_lights; ++i)
346             if (mask->ff.light[i].Type != NINED3DLIGHT_INVALID)
347                 dst->ff.light[i] = src->ff.light[i];
348 
349         memcpy(dst->ff.active_light, src->ff.active_light, sizeof(src->ff.active_light) );
350         dst->ff.num_lights_active = src->ff.num_lights_active;
351     }
352     if (mask->changed.group & NINE_STATE_FF_VSTRANSF) {
353         for (i = 0; i < ARRAY_SIZE(mask->ff.changed.transform); ++i) {
354             if (!mask->ff.changed.transform[i])
355                 continue;
356             for (s = i * 32; s < (i * 32 + 32); ++s) {
357                 if (!(mask->ff.changed.transform[i] & (1 << (s % 32))))
358                     continue;
359                 *nine_state_access_transform(&dst->ff, s, TRUE) =
360                     *nine_state_access_transform( /* const because !alloc */
361                         (struct nine_ff_state *)&src->ff, s, FALSE);
362             }
363             if (apply)
364                 dst->ff.changed.transform[i] |= mask->ff.changed.transform[i];
365         }
366     }
367 }
368 
369 static void
370 nine_state_copy_common_all(struct NineDevice9 *device,
371                            struct nine_state *dst,
372                            const struct nine_state *src,
373                            struct nine_state *help,
374                            const boolean apply,
375                            struct nine_range_pool *pool,
376                            const int MaxStreams)
377 {
378     unsigned i;
379 
380     if (apply)
381        dst->changed.group |= src->changed.group;
382 
383     dst->viewport = src->viewport;
384     dst->scissor = src->scissor;
385 
386     nine_bind(&dst->vs, src->vs);
387     nine_bind(&dst->ps, src->ps);
388 
389     /* Vertex constants.
390      *
391      * Various possibilities for optimization here, like creating a per-SB
392      * constant buffer, or memcmp'ing for changes.
393      * Will do that later depending on what works best for specific apps.
394      */
395     if (1) {
396         memcpy(&dst->vs_const_f[0],
397                &src->vs_const_f[0], VS_CONST_F_SIZE(device));
398 
399         memcpy(dst->vs_const_i, src->vs_const_i, VS_CONST_I_SIZE(device));
400         memcpy(dst->vs_const_b, src->vs_const_b, VS_CONST_B_SIZE(device));
401     }
402 
403     /* Pixel constants. */
404     if (1) {
405         struct nine_range *r = help->changed.ps_const_f;
406         memcpy(&dst->ps_const_f[0],
407                &src->ps_const_f[0], (r->end - r->bgn) * 4 * sizeof(float));
408 
409         memcpy(dst->ps_const_i, src->ps_const_i, sizeof(dst->ps_const_i));
410         memcpy(dst->ps_const_b, src->ps_const_b, sizeof(dst->ps_const_b));
411     }
412 
413     /* Render states. */
414     memcpy(dst->rs_advertised, src->rs_advertised, sizeof(dst->rs_advertised));
415     if (apply)
416         memcpy(dst->changed.rs, src->changed.rs, sizeof(dst->changed.rs));
417 
418 
419     /* Clip planes. */
420     memcpy(&dst->clip, &src->clip, sizeof(dst->clip));
421     if (apply)
422         dst->changed.ucp = src->changed.ucp;
423 
424     /* Sampler state. */
425     memcpy(dst->samp_advertised, src->samp_advertised, sizeof(dst->samp_advertised));
426     if (apply)
427         memcpy(dst->changed.sampler,
428                src->changed.sampler, sizeof(dst->changed.sampler));
429 
430     /* Index buffer. */
431     NineStateBlock9_BindBuffer(device,
432                                apply,
433                                (struct NineBuffer9 **)&dst->idxbuf,
434                                (struct NineBuffer9 *)src->idxbuf);
435 
436     /* Vertex streams. */
437     if (1) {
438         for (i = 0; i < ARRAY_SIZE(dst->stream); ++i) {
439             NineStateBlock9_BindBuffer(device,
440                                        apply,
441                                        (struct NineBuffer9 **)&dst->stream[i],
442                                        (struct NineBuffer9 *)src->stream[i]);
443             if (src->stream[i]) {
444                 dst->vtxbuf[i].buffer_offset = src->vtxbuf[i].buffer_offset;
445                 dst->vtxbuf[i].stride = src->vtxbuf[i].stride;
446             }
447             dst->stream_freq[i] = src->stream_freq[i];
448         }
449         if (apply) {
450             dst->changed.vtxbuf = (1ULL << MaxStreams) - 1;
451             dst->changed.stream_freq = (1ULL << MaxStreams) - 1;
452         }
453     }
454 
455     /* Textures */
456     if (1) {
457         for (i = 0; i < device->caps.MaxSimultaneousTextures; i++)
458             NineStateBlock9_BindTexture(device, apply, &dst->texture[i], src->texture[i]);
459     }
460 
461     /* keep this check in case we want to disable FF */
462     if (!(help->changed.group & NINE_STATE_FF))
463         return;
464     WARN_ONCE("Fixed function state not handled properly by StateBlocks.\n");
465 
466     /* Fixed function state. */
467     dst->ff.material = src->ff.material;
468 
469     memcpy(dst->ff.tex_stage, src->ff.tex_stage, sizeof(dst->ff.tex_stage));
470     if (apply) /* TODO: memset */
471         memcpy(dst->ff.changed.tex_stage,
472                src->ff.changed.tex_stage, sizeof(dst->ff.changed.tex_stage));
473 
474     /* Lights. */
475     if (1) {
476         if (dst->ff.num_lights < src->ff.num_lights) {
477             dst->ff.light = REALLOC(dst->ff.light,
478                                     dst->ff.num_lights * sizeof(D3DLIGHT9),
479                                     src->ff.num_lights * sizeof(D3DLIGHT9));
480             dst->ff.num_lights = src->ff.num_lights;
481         }
482         memcpy(dst->ff.light,
483                src->ff.light, src->ff.num_lights * sizeof(dst->ff.light[0]));
484 
485         memcpy(dst->ff.active_light, src->ff.active_light, sizeof(src->ff.active_light) );
486         dst->ff.num_lights_active = src->ff.num_lights_active;
487     }
488 
489     /* Transforms. */
490     if (1) {
491         if (dst->ff.num_transforms < src->ff.num_transforms) {
492             dst->ff.transform = REALLOC(dst->ff.transform,
493                 dst->ff.num_transforms * sizeof(dst->ff.transform[0]),
494                 src->ff.num_transforms * sizeof(src->ff.transform[0]));
495             dst->ff.num_transforms = src->ff.num_transforms;
496         }
497         memcpy(dst->ff.transform,
498                src->ff.transform, src->ff.num_transforms * sizeof(D3DMATRIX));
499         if (apply) /* TODO: memset */
500             memcpy(dst->ff.changed.transform,
501                    src->ff.changed.transform, sizeof(dst->ff.changed.transform));
502     }
503 }
504 
505 /* Capture those bits of current device state that have been changed between
506  * BeginStateBlock and EndStateBlock.
507  */
508 HRESULT NINE_WINAPI
509 NineStateBlock9_Capture( struct NineStateBlock9 *This )
510 {
511     struct NineDevice9 *device = This->base.device;
512     struct nine_state *dst = &This->state;
513     struct nine_state *src = &device->state;
514     const int MaxStreams = device->caps.MaxStreams;
515 
516     DBG("This=%p\n", This);
517 
518     if (This->type == NINESBT_ALL)
519         nine_state_copy_common_all(device, dst, src, dst, FALSE, NULL, MaxStreams);
520     else
521         nine_state_copy_common(device, dst, src, dst, FALSE, NULL);
522 
523     if (dst->changed.group & NINE_STATE_VDECL)
524         nine_bind(&dst->vdecl, src->vdecl);
525 
526     return D3D_OK;
527 }
528 
529 /* Set state managed by this StateBlock as current device state. */
530 HRESULT NINE_WINAPI
531 NineStateBlock9_Apply( struct NineStateBlock9 *This )
532 {
533     struct NineDevice9 *device = This->base.device;
534     struct nine_state *dst = &device->state;
535     struct nine_state *src = &This->state;
536     struct nine_range_pool *pool = &device->range_pool;
537     const int MaxStreams = device->caps.MaxStreams;
538 
539     DBG("This=%p\n", This);
540 
541     if (This->type == NINESBT_ALL)
542         nine_state_copy_common_all(device, dst, src, src, TRUE, pool, MaxStreams);
543     else
544         nine_state_copy_common(device, dst, src, src, TRUE, pool);
545 
546     nine_context_apply_stateblock(device, src);
547 
548     if ((src->changed.group & NINE_STATE_VDECL) && src->vdecl)
549         nine_bind(&dst->vdecl, src->vdecl);
550 
551     return D3D_OK;
552 }
553 
554 IDirect3DStateBlock9Vtbl NineStateBlock9_vtable = {
555     (void *)NineUnknown_QueryInterface,
556     (void *)NineUnknown_AddRef,
557     (void *)NineUnknown_Release,
558     (void *)NineUnknown_GetDevice, /* actually part of StateBlock9 iface */
559     (void *)NineStateBlock9_Capture,
560     (void *)NineStateBlock9_Apply
561 };
562 
563 static const GUID *NineStateBlock9_IIDs[] = {
564     &IID_IDirect3DStateBlock9,
565     &IID_IUnknown,
566     NULL
567 };
568 
569 HRESULT
570 NineStateBlock9_new( struct NineDevice9 *pDevice,
571                      struct NineStateBlock9 **ppOut,
572                      enum nine_stateblock_type type)
573 {
574     NINE_DEVICE_CHILD_NEW(StateBlock9, ppOut, pDevice, type);
575 }
576