DevVGA-SVGA3d-savedstate.cpp@ 76553

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1	/* $Id: DevVGA-SVGA3d-savedstate.cpp 76553 2019-01-01 01:45:53Z vboxsync $ */
2	/** @file
3	* DevSVGA3d - VMWare SVGA device, 3D parts - Saved state and assocated stuff.
4	*/
5
6	/*
7	* Copyright (C) 2013-2019 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18
19	/*********************************************************************************************************************************
20	* Header Files *
21	*********************************************************************************************************************************/
22	#define LOG_GROUP LOG_GROUP_DEV_VMSVGA
23	#include <VBox/vmm/pdmdev.h>
24	#include <iprt/errcore.h>
25	#include <VBox/log.h>
26
27	#include <iprt/assert.h>
28	#include <iprt/mem.h>
29
30	#include <VBox/vmm/pgm.h> /* required by DevVGA.h */
31	#include <VBoxVideo.h> /* required by DevVGA.h */
32
33	/* should go BEFORE any other DevVGA include to make all DevVGA.h config defines be visible */
34	#include "DevVGA.h"
35
36	#include "DevVGA-SVGA.h"
37	#include "DevVGA-SVGA3d.h"
38	#define VMSVGA3D_INCL_STRUCTURE_DESCRIPTORS
39	#include "DevVGA-SVGA3d-internal.h"
40
41
42
43	/**
44	* Reinitializes an active context.
45	*
46	* @returns VBox status code.
47	* @param pThis The VMSVGA device state.
48	* @param pContext The freshly loaded context to reinitialize.
49	*/
50	static int vmsvga3dLoadReinitContext(PVGASTATE pThis, PVMSVGA3DCONTEXT pContext)
51	{
52	int rc;
53	uint32_t cid = pContext->id;
54	Assert(cid != SVGA3D_INVALID_ID);
55
56	/* First set the render targets as they change the internal state (reset viewport etc) */
57	Log(("vmsvga3dLoadReinitContext: Recreate render targets BEGIN [cid=%#x]\n", cid));
58	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aRenderTargets); j++)
59	{
60	if (pContext->state.aRenderTargets[j] != SVGA3D_INVALID_ID)
61	{
62	SVGA3dSurfaceImageId target;
63
64	target.sid = pContext->state.aRenderTargets[j];
65	target.face = 0;
66	target.mipmap = 0;
67	rc = vmsvga3dSetRenderTarget(pThis, cid, (SVGA3dRenderTargetType)j, target);
68	AssertRCReturn(rc, rc);
69	}
70	}
71	Log(("vmsvga3dLoadReinitContext: Recreate render targets END\n"));
72
73	/* Recreate the render state */
74	Log(("vmsvga3dLoadReinitContext: Recreate render state BEGIN\n"));
75	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aRenderState); j++)
76	{
77	SVGA3dRenderState *pRenderState = &pContext->state.aRenderState[j];
78
79	if (pRenderState->state != SVGA3D_RS_INVALID)
80	vmsvga3dSetRenderState(pThis, pContext->id, 1, pRenderState);
81	}
82	Log(("vmsvga3dLoadReinitContext: Recreate render state END\n"));
83
84	/* Recreate the texture state */
85	Log(("vmsvga3dLoadReinitContext: Recreate texture state BEGIN\n"));
86	for (uint32_t iStage = 0; iStage < RT_ELEMENTS(pContext->state.aTextureStates); ++iStage)
87	{
88	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aTextureStates[0]); ++j)
89	{
90	SVGA3dTextureState *pTextureState = &pContext->state.aTextureStates[iStage][j];
91
92	if (pTextureState->name != SVGA3D_TS_INVALID)
93	vmsvga3dSetTextureState(pThis, pContext->id, 1, pTextureState);
94	}
95	}
96	Log(("vmsvga3dLoadReinitContext: Recreate texture state END\n"));
97
98	/* Reprogram the clip planes. */
99	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aClipPlane); j++)
100	{
101	if (pContext->state.aClipPlane[j].fValid == true)
102	vmsvga3dSetClipPlane(pThis, cid, j, pContext->state.aClipPlane[j].plane);
103	}
104
105	/* Reprogram the light data. */
106	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aLightData); j++)
107	{
108	if (pContext->state.aLightData[j].fValidData == true)
109	vmsvga3dSetLightData(pThis, cid, j, &pContext->state.aLightData[j].data);
110	if (pContext->state.aLightData[j].fEnabled)
111	vmsvga3dSetLightEnabled(pThis, cid, j, true);
112	}
113
114	/* Recreate the transform state. */
115	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_TRANSFORM)
116	{
117	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aTransformState); j++)
118	{
119	if (pContext->state.aTransformState[j].fValid == true)
120	vmsvga3dSetTransform(pThis, cid, (SVGA3dTransformType)j, pContext->state.aTransformState[j].matrix);
121	}
122	}
123
124	/* Reprogram the material data. */
125	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_MATERIAL)
126	{
127	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aMaterial); j++)
128	{
129	if (pContext->state.aMaterial[j].fValid == true)
130	vmsvga3dSetMaterial(pThis, cid, (SVGA3dFace)j, &pContext->state.aMaterial[j].material);
131	}
132	}
133
134	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_SCISSORRECT)
135	vmsvga3dSetScissorRect(pThis, cid, &pContext->state.RectScissor);
136	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_ZRANGE)
137	vmsvga3dSetZRange(pThis, cid, pContext->state.zRange);
138	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_VIEWPORT)
139	vmsvga3dSetViewPort(pThis, cid, &pContext->state.RectViewPort);
140	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_VERTEXSHADER)
141	vmsvga3dShaderSet(pThis, pContext, cid, SVGA3D_SHADERTYPE_VS, pContext->state.shidVertex);
142	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_PIXELSHADER)
143	vmsvga3dShaderSet(pThis, pContext, cid, SVGA3D_SHADERTYPE_PS, pContext->state.shidPixel);
144
145	Log(("vmsvga3dLoadReinitContext: returns [cid=%#x]\n", cid));
146	return VINF_SUCCESS;
147	}
148
149	int vmsvga3dLoadExec(PVGASTATE pThis, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
150	{
151	RT_NOREF(uPass);
152	PVMSVGA3DSTATE pState = pThis->svga.p3dState;
153	AssertReturn(pState, VERR_NO_MEMORY);
154	int rc;
155	uint32_t cContexts, cSurfaces;
156	LogFlow(("vmsvga3dLoadExec:\n"));
157
158	#ifndef RT_OS_DARWIN /** @todo r=bird: this is normally done on the EMT, so for DARWIN we do that when loading saved state too now. See DevVGA-SVGA.cpp */
159	/* Must initialize now as the recreation calls below rely on an initialized 3d subsystem. */
160	vmsvga3dPowerOn(pThis);
161	#endif
162
163	/* Get the generic 3d state first. */
164	rc = SSMR3GetStructEx(pSSM, pState, sizeof(*pState), 0, g_aVMSVGA3DSTATEFields, NULL);
165	AssertRCReturn(rc, rc);
166
167	cContexts = pState->cContexts;
168	cSurfaces = pState->cSurfaces;
169	pState->cContexts = 0;
170	pState->cSurfaces = 0;
171
172	/* Fetch all active contexts. */
173	for (uint32_t i = 0; i < cContexts; i++)
174	{
175	PVMSVGA3DCONTEXT pContext;
176	uint32_t cid;
177
178	/* Get the context id */
179	rc = SSMR3GetU32(pSSM, &cid);
180	AssertRCReturn(rc, rc);
181
182	if (cid != SVGA3D_INVALID_ID)
183	{
184	uint32_t cPixelShaderConst, cVertexShaderConst, cPixelShaders, cVertexShaders;
185	LogFlow(("vmsvga3dLoadExec: Loading cid=%#x\n", cid));
186
187	#ifdef VMSVGA3D_OPENGL
188	if (cid == VMSVGA3D_SHARED_CTX_ID)
189	{
190	i--; /* Not included in cContexts. */
191	pContext = &pState->SharedCtx;
192	if (pContext->id != VMSVGA3D_SHARED_CTX_ID)
193	{
194	rc = vmsvga3dContextDefineOgl(pThis, VMSVGA3D_SHARED_CTX_ID, VMSVGA3D_DEF_CTX_F_SHARED_CTX);
195	AssertRCReturn(rc, rc);
196	}
197	}
198	else
199	#endif
200	{
201	rc = vmsvga3dContextDefine(pThis, cid);
202	AssertRCReturn(rc, rc);
203
204	pContext = pState->papContexts[i];
205	}
206	AssertReturn(pContext->id == cid, VERR_INTERNAL_ERROR);
207
208	rc = SSMR3GetStructEx(pSSM, pContext, sizeof(*pContext), 0, g_aVMSVGA3DCONTEXTFields, NULL);
209	AssertRCReturn(rc, rc);
210
211	cPixelShaders = pContext->cPixelShaders;
212	cVertexShaders = pContext->cVertexShaders;
213	cPixelShaderConst = pContext->state.cPixelShaderConst;
214	cVertexShaderConst = pContext->state.cVertexShaderConst;
215	pContext->cPixelShaders = 0;
216	pContext->cVertexShaders = 0;
217	pContext->state.cPixelShaderConst = 0;
218	pContext->state.cVertexShaderConst = 0;
219
220	/* Fetch all pixel shaders. */
221	for (uint32_t j = 0; j < cPixelShaders; j++)
222	{
223	VMSVGA3DSHADER shader;
224	uint32_t shid;
225
226	/* Fetch the id first. */
227	rc = SSMR3GetU32(pSSM, &shid);
228	AssertRCReturn(rc, rc);
229
230	if (shid != SVGA3D_INVALID_ID)
231	{
232	uint32_t *pData;
233
234	/* Fetch a copy of the shader struct. */
235	rc = SSMR3GetStructEx(pSSM, &shader, sizeof(shader), 0, g_aVMSVGA3DSHADERFields, NULL);
236	AssertRCReturn(rc, rc);
237
238	pData = (uint32_t *)RTMemAlloc(shader.cbData);
239	AssertReturn(pData, VERR_NO_MEMORY);
240
241	rc = SSMR3GetMem(pSSM, pData, shader.cbData);
242	AssertRCReturn(rc, rc);
243
244	rc = vmsvga3dShaderDefine(pThis, cid, shid, shader.type, shader.cbData, pData);
245	AssertRCReturn(rc, rc);
246
247	RTMemFree(pData);
248	}
249	}
250
251	/* Fetch all vertex shaders. */
252	for (uint32_t j = 0; j < cVertexShaders; j++)
253	{
254	VMSVGA3DSHADER shader;
255	uint32_t shid;
256
257	/* Fetch the id first. */
258	rc = SSMR3GetU32(pSSM, &shid);
259	AssertRCReturn(rc, rc);
260
261	if (shid != SVGA3D_INVALID_ID)
262	{
263	uint32_t *pData;
264
265	/* Fetch a copy of the shader struct. */
266	rc = SSMR3GetStructEx(pSSM, &shader, sizeof(shader), 0, g_aVMSVGA3DSHADERFields, NULL);
267	AssertRCReturn(rc, rc);
268
269	pData = (uint32_t *)RTMemAlloc(shader.cbData);
270	AssertReturn(pData, VERR_NO_MEMORY);
271
272	rc = SSMR3GetMem(pSSM, pData, shader.cbData);
273	AssertRCReturn(rc, rc);
274
275	rc = vmsvga3dShaderDefine(pThis, cid, shid, shader.type, shader.cbData, pData);
276	AssertRCReturn(rc, rc);
277
278	RTMemFree(pData);
279	}
280	}
281
282	/* Fetch pixel shader constants. */
283	for (uint32_t j = 0; j < cPixelShaderConst; j++)
284	{
285	VMSVGASHADERCONST ShaderConst;
286
287	rc = SSMR3GetStructEx(pSSM, &ShaderConst, sizeof(ShaderConst), 0, g_aVMSVGASHADERCONSTFields, NULL);
288	AssertRCReturn(rc, rc);
289
290	if (ShaderConst.fValid)
291	{
292	rc = vmsvga3dShaderSetConst(pThis, cid, j, SVGA3D_SHADERTYPE_PS, ShaderConst.ctype, 1, ShaderConst.value);
293	AssertRCReturn(rc, rc);
294	}
295	}
296
297	/* Fetch vertex shader constants. */
298	for (uint32_t j = 0; j < cVertexShaderConst; j++)
299	{
300	VMSVGASHADERCONST ShaderConst;
301
302	rc = SSMR3GetStructEx(pSSM, &ShaderConst, sizeof(ShaderConst), 0, g_aVMSVGASHADERCONSTFields, NULL);
303	AssertRCReturn(rc, rc);
304
305	if (ShaderConst.fValid)
306	{
307	rc = vmsvga3dShaderSetConst(pThis, cid, j, SVGA3D_SHADERTYPE_VS, ShaderConst.ctype, 1, ShaderConst.value);
308	AssertRCReturn(rc, rc);
309	}
310	}
311
312	if (uVersion >= VGA_SAVEDSTATE_VERSION_VMSVGA_TEX_STAGES)
313	{
314	/* Load texture stage and samplers state. */
315
316	/* Number of stages/samplers. */
317	uint32_t cStages;
318	rc = SSMR3GetU32(pSSM, &cStages);
319	AssertRCReturn(rc, rc);
320
321	/* Number of states. */
322	uint32_t cTextureStates;
323	rc = SSMR3GetU32(pSSM, &cTextureStates);
324	AssertRCReturn(rc, rc);
325
326	for (uint32_t iStage = 0; iStage < cStages; ++iStage)
327	{
328	for (uint32_t j = 0; j < cTextureStates; ++j)
329	{
330	SVGA3dTextureState textureState;
331	SSMR3GetU32(pSSM, &textureState.stage);
332	uint32_t u32Name;
333	SSMR3GetU32(pSSM, &u32Name);
334	textureState.name = (SVGA3dTextureStateName)u32Name;
335	rc = SSMR3GetU32(pSSM, &textureState.value);
336	AssertRCReturn(rc, rc);
337
338	if ( iStage < RT_ELEMENTS(pContext->state.aTextureStates)
339	&& j < RT_ELEMENTS(pContext->state.aTextureStates[0]))
340	{
341	pContext->state.aTextureStates[iStage][j] = textureState;
342	}
343	}
344	}
345	}
346
347	if (uVersion >= VGA_SAVEDSTATE_VERSION_VMSVGA)
348	{
349	VMSVGA3DQUERY query;
350	RT_ZERO(query);
351
352	rc = SSMR3GetStructEx(pSSM, &query, sizeof(query), 0, g_aVMSVGA3DQUERYFields, NULL);
353	AssertRCReturn(rc, rc);
354
355	switch (query.enmQueryState)
356	{
357	case VMSVGA3DQUERYSTATE_BUILDING:
358	/* Start collecting data. */
359	vmsvga3dQueryBegin(pThis, cid, SVGA3D_QUERYTYPE_OCCLUSION);
360	/* Partial result. */
361	pContext->occlusion.u32QueryResult = query.u32QueryResult;
362	break;
363
364	case VMSVGA3DQUERYSTATE_ISSUED:
365	/* Guest ended the query but did not read result. Result is restored. */
366	query.enmQueryState = VMSVGA3DQUERYSTATE_SIGNALED;
367	RT_FALL_THRU();
368	case VMSVGA3DQUERYSTATE_SIGNALED:
369	/* Create the query object. */
370	vmsvga3dOcclusionQueryCreate(pState, pContext);
371
372	/* Update result and state. */
373	pContext->occlusion.enmQueryState = query.enmQueryState;
374	pContext->occlusion.u32QueryResult = query.u32QueryResult;
375	break;
376
377	default:
378	AssertFailed();
379	RT_FALL_THRU();
380	case VMSVGA3DQUERYSTATE_NULL:
381	RT_ZERO(pContext->occlusion);
382	break;
383	}
384	}
385	}
386	}
387
388	#ifdef VMSVGA3D_OPENGL
389	/* Make the shared context the current one. */
390	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
391	VMSVGA3D_SET_CURRENT_CONTEXT(pState, &pState->SharedCtx);
392	#endif
393
394	/* Fetch all surfaces. */
395	for (uint32_t i = 0; i < cSurfaces; i++)
396	{
397	uint32_t sid;
398
399	/* Fetch the id first. */
400	rc = SSMR3GetU32(pSSM, &sid);
401	AssertRCReturn(rc, rc);
402
403	if (sid != SVGA3D_INVALID_ID)
404	{
405	VMSVGA3DSURFACE surface;
406	LogFlow(("vmsvga3dLoadExec: Loading sid=%#x\n", sid));
407
408	/* Fetch the surface structure first. */
409	rc = SSMR3GetStructEx(pSSM, &surface, sizeof(surface), 0, g_aVMSVGA3DSURFACEFields, NULL);
410	AssertRCReturn(rc, rc);
411
412	{
413	uint32_t cMipLevels = surface.faces[0].numMipLevels * surface.cFaces;
414	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = (PVMSVGA3DMIPMAPLEVEL)RTMemAlloc(cMipLevels * sizeof(VMSVGA3DMIPMAPLEVEL));
415	AssertReturn(pMipmapLevel, VERR_NO_MEMORY);
416	SVGA3dSize pMipmapLevelSize = (SVGA3dSize )RTMemAlloc(cMipLevels * sizeof(SVGA3dSize));
417	AssertReturn(pMipmapLevelSize, VERR_NO_MEMORY);
418
419	/* Load the mip map level info. */
420	for (uint32_t face=0; face < surface.cFaces; face++)
421	{
422	for (uint32_t j = 0; j < surface.faces[0].numMipLevels; j++)
423	{
424	uint32_t idx = j + face * surface.faces[0].numMipLevels;
425	/* Load the mip map level struct. */
426	rc = SSMR3GetStructEx(pSSM, &pMipmapLevel[idx], sizeof(pMipmapLevel[idx]), 0, g_aVMSVGA3DMIPMAPLEVELFields, NULL);
427	AssertRCReturn(rc, rc);
428
429	pMipmapLevelSize[idx] = pMipmapLevel[idx].mipmapSize;
430	}
431	}
432
433	rc = vmsvga3dSurfaceDefine(pThis, sid, surface.surfaceFlags, surface.format, surface.faces, surface.multiSampleCount, surface.autogenFilter, cMipLevels, pMipmapLevelSize);
434	AssertRCReturn(rc, rc);
435
436	RTMemFree(pMipmapLevelSize);
437	RTMemFree(pMipmapLevel);
438	}
439
440	PVMSVGA3DSURFACE pSurface = pState->papSurfaces[sid];
441	Assert(pSurface->id == sid);
442
443	pSurface->fDirty = false;
444
445	/* Load the mip map level data. */
446	for (uint32_t j = 0; j < pSurface->faces[0].numMipLevels * pSurface->cFaces; j++)
447	{
448	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->pMipmapLevels[j];
449	bool fDataPresent = false;
450
451	/* vmsvga3dSurfaceDefine already allocated the surface data buffer. */
452	Assert(pMipmapLevel->cbSurface);
453	AssertReturn(pMipmapLevel->pSurfaceData, VERR_INTERNAL_ERROR);
454
455	/* Fetch the data present boolean first. */
456	rc = SSMR3GetBool(pSSM, &fDataPresent);
457	AssertRCReturn(rc, rc);
458
459	Log(("Surface sid=%x: load mipmap level %d with %x bytes data (present=%d).\n", sid, j, pMipmapLevel->cbSurface, fDataPresent));
460
461	if (fDataPresent)
462	{
463	rc = SSMR3GetMem(pSSM, pMipmapLevel->pSurfaceData, pMipmapLevel->cbSurface);
464	AssertRCReturn(rc, rc);
465	pMipmapLevel->fDirty = true;
466	pSurface->fDirty = true;
467	}
468	else
469	{
470	pMipmapLevel->fDirty = false;
471	}
472	}
473	}
474	}
475
476	#ifdef VMSVGA3D_OPENGL
477	/* Reinitialize the shared context. */
478	LogFlow(("vmsvga3dLoadExec: pState->SharedCtx.id=%#x\n", pState->SharedCtx.id));
479	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
480	{
481	rc = vmsvga3dLoadReinitContext(pThis, &pState->SharedCtx);
482	AssertRCReturn(rc, rc);
483	}
484	#endif
485
486	/* Reinitialize all active contexts. */
487	for (uint32_t i = 0; i < pState->cContexts; i++)
488	{
489	PVMSVGA3DCONTEXT pContext = pState->papContexts[i];
490	if (pContext->id != SVGA3D_INVALID_ID)
491	{
492	rc = vmsvga3dLoadReinitContext(pThis, pContext);
493	AssertRCReturn(rc, rc);
494	}
495	}
496
497	LogFlow(("vmsvga3dLoadExec: return success\n"));
498	return VINF_SUCCESS;
499	}
500
501
502	static int vmsvga3dSaveContext(PVGASTATE pThis, PSSMHANDLE pSSM, PVMSVGA3DCONTEXT pContext)
503	{
504	PVMSVGA3DSTATE pState = pThis->svga.p3dState;
505	uint32_t cid = pContext->id;
506
507	/* Save the id first. */
508	int rc = SSMR3PutU32(pSSM, cid);
509	AssertRCReturn(rc, rc);
510
511	if (cid != SVGA3D_INVALID_ID)
512	{
513	/* Save a copy of the context structure first. */
514	rc = SSMR3PutStructEx(pSSM, pContext, sizeof(*pContext), 0, g_aVMSVGA3DCONTEXTFields, NULL);
515	AssertRCReturn(rc, rc);
516
517	/* Save all pixel shaders. */
518	for (uint32_t j = 0; j < pContext->cPixelShaders; j++)
519	{
520	PVMSVGA3DSHADER pShader = &pContext->paPixelShader[j];
521
522	/* Save the id first. */
523	rc = SSMR3PutU32(pSSM, pShader->id);
524	AssertRCReturn(rc, rc);
525
526	if (pShader->id != SVGA3D_INVALID_ID)
527	{
528	uint32_t cbData = pShader->cbData;
529
530	/* Save a copy of the shader struct. */
531	rc = SSMR3PutStructEx(pSSM, pShader, sizeof(*pShader), 0, g_aVMSVGA3DSHADERFields, NULL);
532	AssertRCReturn(rc, rc);
533
534	Log(("Save pixelshader shid=%d with %x bytes code.\n", pShader->id, cbData));
535	rc = SSMR3PutMem(pSSM, pShader->pShaderProgram, cbData);
536	AssertRCReturn(rc, rc);
537	}
538	}
539
540	/* Save all vertex shaders. */
541	for (uint32_t j = 0; j < pContext->cVertexShaders; j++)
542	{
543	PVMSVGA3DSHADER pShader = &pContext->paVertexShader[j];
544
545	/* Save the id first. */
546	rc = SSMR3PutU32(pSSM, pShader->id);
547	AssertRCReturn(rc, rc);
548
549	if (pShader->id != SVGA3D_INVALID_ID)
550	{
551	uint32_t cbData = pShader->cbData;
552
553	/* Save a copy of the shader struct. */
554	rc = SSMR3PutStructEx(pSSM, pShader, sizeof(*pShader), 0, g_aVMSVGA3DSHADERFields, NULL);
555	AssertRCReturn(rc, rc);
556
557	Log(("Save vertex shader shid=%d with %x bytes code.\n", pShader->id, cbData));
558	/* Fetch the shader code and save it. */
559	rc = SSMR3PutMem(pSSM, pShader->pShaderProgram, cbData);
560	AssertRCReturn(rc, rc);
561	}
562	}
563
564	/* Save pixel shader constants. */
565	for (uint32_t j = 0; j < pContext->state.cPixelShaderConst; j++)
566	{
567	rc = SSMR3PutStructEx(pSSM, &pContext->state.paPixelShaderConst[j], sizeof(pContext->state.paPixelShaderConst[j]), 0, g_aVMSVGASHADERCONSTFields, NULL);
568	AssertRCReturn(rc, rc);
569	}
570
571	/* Save vertex shader constants. */
572	for (uint32_t j = 0; j < pContext->state.cVertexShaderConst; j++)
573	{
574	rc = SSMR3PutStructEx(pSSM, &pContext->state.paVertexShaderConst[j], sizeof(pContext->state.paVertexShaderConst[j]), 0, g_aVMSVGASHADERCONSTFields, NULL);
575	AssertRCReturn(rc, rc);
576	}
577
578	/* Save texture stage and samplers state. */
579
580	/* Number of stages/samplers. */
581	rc = SSMR3PutU32(pSSM, RT_ELEMENTS(pContext->state.aTextureStates));
582	AssertRCReturn(rc, rc);
583
584	/* Number of texture states. */
585	rc = SSMR3PutU32(pSSM, RT_ELEMENTS(pContext->state.aTextureStates[0]));
586	AssertRCReturn(rc, rc);
587
588	for (uint32_t iStage = 0; iStage < RT_ELEMENTS(pContext->state.aTextureStates); ++iStage)
589	{
590	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aTextureStates[0]); ++j)
591	{
592	SVGA3dTextureState *pTextureState = &pContext->state.aTextureStates[iStage][j];
593
594	SSMR3PutU32(pSSM, pTextureState->stage);
595	SSMR3PutU32(pSSM, pTextureState->name);
596	rc = SSMR3PutU32(pSSM, pTextureState->value);
597	AssertRCReturn(rc, rc);
598	}
599	}
600
601	/* Occlusion query. */
602	if (!VMSVGA3DQUERY_EXISTS(&pContext->occlusion))
603	{
604	pContext->occlusion.enmQueryState = VMSVGA3DQUERYSTATE_NULL;
605	}
606
607	switch (pContext->occlusion.enmQueryState)
608	{
609	case VMSVGA3DQUERYSTATE_BUILDING:
610	/* Stop collecting data. Fetch partial result. Save result. */
611	vmsvga3dOcclusionQueryEnd(pState, pContext);
612	RT_FALL_THRU();
613	case VMSVGA3DQUERYSTATE_ISSUED:
614	/* Fetch result. Save result. */
615	pContext->occlusion.u32QueryResult = 0;
616	vmsvga3dOcclusionQueryGetData(pState, pContext, &pContext->occlusion.u32QueryResult);
617	RT_FALL_THRU();
618	case VMSVGA3DQUERYSTATE_SIGNALED:
619	/* Save result. Nothing to do here. */
620	break;
621
622	default:
623	AssertFailed();
624	RT_FALL_THRU();
625	case VMSVGA3DQUERYSTATE_NULL:
626	pContext->occlusion.enmQueryState = VMSVGA3DQUERYSTATE_NULL;
627	pContext->occlusion.u32QueryResult = 0;
628	break;
629	}
630
631	rc = SSMR3PutStructEx(pSSM, &pContext->occlusion, sizeof(pContext->occlusion), 0, g_aVMSVGA3DQUERYFields, NULL);
632	AssertRCReturn(rc, rc);
633	}
634
635	return VINF_SUCCESS;
636	}
637
638	int vmsvga3dSaveExec(PVGASTATE pThis, PSSMHANDLE pSSM)
639	{
640	PVMSVGA3DSTATE pState = pThis->svga.p3dState;
641	AssertReturn(pState, VERR_NO_MEMORY);
642	int rc;
643
644	/* Save a copy of the generic 3d state first. */
645	rc = SSMR3PutStructEx(pSSM, pState, sizeof(*pState), 0, g_aVMSVGA3DSTATEFields, NULL);
646	AssertRCReturn(rc, rc);
647
648	#ifdef VMSVGA3D_OPENGL
649	/* Save the shared context. */
650	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
651	{
652	rc = vmsvga3dSaveContext(pThis, pSSM, &pState->SharedCtx);
653	AssertRCReturn(rc, rc);
654	}
655	#endif
656
657	/* Save all active contexts. */
658	for (uint32_t i = 0; i < pState->cContexts; i++)
659	{
660	rc = vmsvga3dSaveContext(pThis, pSSM, pState->papContexts[i]);
661	AssertRCReturn(rc, rc);
662	}
663
664	/* Save all active surfaces. */
665	for (uint32_t sid = 0; sid < pState->cSurfaces; sid++)
666	{
667	PVMSVGA3DSURFACE pSurface = pState->papSurfaces[sid];
668
669	/* Save the id first. */
670	rc = SSMR3PutU32(pSSM, pSurface->id);
671	AssertRCReturn(rc, rc);
672
673	if (pSurface->id != SVGA3D_INVALID_ID)
674	{
675	/* Save a copy of the surface structure first. */
676	rc = SSMR3PutStructEx(pSSM, pSurface, sizeof(*pSurface), 0, g_aVMSVGA3DSURFACEFields, NULL);
677	AssertRCReturn(rc, rc);
678
679	/* Save the mip map level info. */
680	for (uint32_t face=0; face < pSurface->cFaces; face++)
681	{
682	for (uint32_t i = 0; i < pSurface->faces[0].numMipLevels; i++)
683	{
684	uint32_t idx = i + face * pSurface->faces[0].numMipLevels;
685	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->pMipmapLevels[idx];
686
687	/* Save a copy of the mip map level struct. */
688	rc = SSMR3PutStructEx(pSSM, pMipmapLevel, sizeof(*pMipmapLevel), 0, g_aVMSVGA3DMIPMAPLEVELFields, NULL);
689	AssertRCReturn(rc, rc);
690	}
691	}
692
693	/* Save the mip map level data. */
694	for (uint32_t face=0; face < pSurface->cFaces; face++)
695	{
696	for (uint32_t i = 0; i < pSurface->faces[0].numMipLevels; i++)
697	{
698	uint32_t idx = i + face * pSurface->faces[0].numMipLevels;
699	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->pMipmapLevels[idx];
700
701	Log(("Surface sid=%d: save mipmap level %d with %x bytes data.\n", sid, i, pMipmapLevel->cbSurface));
702
703	#ifdef VMSVGA3D_DIRECT3D
704	if (!pSurface->u.pSurface)
705	#else
706	if (pSurface->oglId.texture == OPENGL_INVALID_ID)
707	#endif
708	{
709	if (pMipmapLevel->fDirty)
710	{
711	/* Data follows */
712	rc = SSMR3PutBool(pSSM, true);
713	AssertRCReturn(rc, rc);
714
715	Assert(pMipmapLevel->cbSurface);
716	rc = SSMR3PutMem(pSSM, pMipmapLevel->pSurfaceData, pMipmapLevel->cbSurface);
717	AssertRCReturn(rc, rc);
718	}
719	else
720	{
721	/* No data follows */
722	rc = SSMR3PutBool(pSSM, false);
723	AssertRCReturn(rc, rc);
724	}
725	}
726	else
727	{
728	#ifdef VMSVGA3D_DIRECT3D
729	void *pData;
730	bool fRenderTargetTexture = false;
731	bool fTexture = false;
732	bool fSkipSave = false;
733	HRESULT hr;
734
735	Assert(pMipmapLevel->cbSurface);
736	pData = RTMemAllocZ(pMipmapLevel->cbSurface);
737	AssertReturn(pData, VERR_NO_MEMORY);
738
739	switch (pSurface->enmD3DResType)
740	{
741	case VMSVGA3D_D3DRESTYPE_CUBE_TEXTURE:
742	case VMSVGA3D_D3DRESTYPE_VOLUME_TEXTURE:
743	AssertFailed(); /// @todo
744	fSkipSave = true;
745	break;
746	case VMSVGA3D_D3DRESTYPE_SURFACE:
747	case VMSVGA3D_D3DRESTYPE_TEXTURE:
748	{
749	if (pSurface->surfaceFlags & SVGA3D_SURFACE_HINT_DEPTHSTENCIL)
750	{
751	/** @todo unable to easily fetch depth surface data in d3d 9 */
752	fSkipSave = true;
753	break;
754	}
755
756	fTexture = (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_TEXTURE);
757	fRenderTargetTexture = fTexture && (pSurface->surfaceFlags & SVGA3D_SURFACE_HINT_RENDERTARGET);
758
759	D3DLOCKED_RECT LockedRect;
760
761	if (fTexture)
762	{
763	if (pSurface->bounce.pTexture)
764	{
765	if ( !pSurface->fDirty
766	&& fRenderTargetTexture
767	&& i == 0 /* only the first time */)
768	{
769	IDirect3DSurface9 pSrc, pDest;
770
771	/** @todo stricter checks for associated context */
772	uint32_t cid = pSurface->idAssociatedContext;
773	if ( cid >= pState->cContexts
774	\|\| pState->papContexts[cid]->id != cid)
775	{
776	Log(("vmsvga3dSaveExec invalid context id (%x - %x)!\n", cid, (cid >= pState->cContexts) ? -1 : pState->papContexts[cid]->id));
777	AssertFailedReturn(VERR_INVALID_PARAMETER);
778	}
779	PVMSVGA3DCONTEXT pContext = pState->papContexts[cid];
780
781	hr = pSurface->bounce.pTexture->GetSurfaceLevel(i, &pDest);
782	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetSurfaceLevel failed with %x\n", hr), VERR_INTERNAL_ERROR);
783
784	hr = pSurface->u.pTexture->GetSurfaceLevel(i, &pSrc);
785	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetSurfaceLevel failed with %x\n", hr), VERR_INTERNAL_ERROR);
786
787	hr = pContext->pDevice->GetRenderTargetData(pSrc, pDest);
788	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetRenderTargetData failed with %x\n", hr), VERR_INTERNAL_ERROR);
789
790	pSrc->Release();
791	pDest->Release();
792	}
793
794	hr = pSurface->bounce.pTexture->LockRect(i, /* texture level */
795	&LockedRect,
796	NULL,
797	D3DLOCK_READONLY);
798	}
799	else
800	hr = pSurface->u.pTexture->LockRect(i, /* texture level */
801	&LockedRect,
802	NULL,
803	D3DLOCK_READONLY);
804	}
805	else
806	hr = pSurface->u.pSurface->LockRect(&LockedRect,
807	NULL,
808	D3DLOCK_READONLY);
809	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: LockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
810
811	/* Copy the data one line at a time in case the internal pitch is different. */
812	for (uint32_t j = 0; j < pMipmapLevel->cBlocksY; ++j)
813	{
814	uint8_t pu8Dst = (uint8_t )pData + j * pMipmapLevel->cbSurfacePitch;
815	const uint8_t pu8Src = (uint8_t )LockedRect.pBits + j * LockedRect.Pitch;
816	memcpy(pu8Dst, pu8Src, pMipmapLevel->cbSurfacePitch);
817	}
818
819	if (fTexture)
820	{
821	if (pSurface->bounce.pTexture)
822	{
823	hr = pSurface->bounce.pTexture->UnlockRect(i);
824	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: UnlockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
825	}
826	else
827	hr = pSurface->u.pTexture->UnlockRect(i);
828	}
829	else
830	hr = pSurface->u.pSurface->UnlockRect();
831	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: UnlockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
832	break;
833	}
834
835	case VMSVGA3D_D3DRESTYPE_VERTEX_BUFFER:
836	case VMSVGA3D_D3DRESTYPE_INDEX_BUFFER:
837	{
838	/* Current type of the buffer. */
839	const bool fVertex = (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_VERTEX_BUFFER);
840
841	uint8_t *pD3DData;
842
843	if (fVertex)
844	hr = pSurface->u.pVertexBuffer->Lock(0, 0, (void **)&pD3DData, D3DLOCK_READONLY);
845	else
846	hr = pSurface->u.pIndexBuffer->Lock(0, 0, (void **)&pD3DData, D3DLOCK_READONLY);
847	AssertMsg(hr == D3D_OK, ("vmsvga3dSaveExec: Lock %s failed with %x\n", (fVertex) ? "vertex" : "index", hr));
848
849	memcpy(pData, pD3DData, pMipmapLevel->cbSurface);
850
851	if (fVertex)
852	hr = pSurface->u.pVertexBuffer->Unlock();
853	else
854	hr = pSurface->u.pIndexBuffer->Unlock();
855	AssertMsg(hr == D3D_OK, ("vmsvga3dSaveExec: Unlock %s failed with %x\n", (fVertex) ? "vertex" : "index", hr));
856	break;
857	}
858
859	default:
860	AssertFailed();
861	break;
862	}
863
864	if (!fSkipSave)
865	{
866	/* Data follows */
867	rc = SSMR3PutBool(pSSM, true);
868	AssertRCReturn(rc, rc);
869
870	/* And write the surface data. */
871	rc = SSMR3PutMem(pSSM, pData, pMipmapLevel->cbSurface);
872	AssertRCReturn(rc, rc);
873	}
874	else
875	{
876	/* No data follows */
877	rc = SSMR3PutBool(pSSM, false);
878	AssertRCReturn(rc, rc);
879	}
880
881	RTMemFree(pData);
882	#elif defined(VMSVGA3D_OPENGL)
883	void *pData = NULL;
884
885	PVMSVGA3DCONTEXT pContext = &pState->SharedCtx;
886	VMSVGA3D_SET_CURRENT_CONTEXT(pState, pContext);
887
888	Assert(pMipmapLevel->cbSurface);
889
890	switch (pSurface->surfaceFlags & VMSVGA3D_SURFACE_HINT_SWITCH_MASK)
891	{
892	default:
893	AssertFailed();
894	RT_FALL_THRU();
895	case SVGA3D_SURFACE_HINT_DEPTHSTENCIL:
896	case SVGA3D_SURFACE_HINT_DEPTHSTENCIL \| SVGA3D_SURFACE_HINT_TEXTURE:
897	/** @todo fetch data from the renderbuffer */
898	/* No data follows */
899	rc = SSMR3PutBool(pSSM, false);
900	AssertRCReturn(rc, rc);
901	break;
902
903	case SVGA3D_SURFACE_HINT_TEXTURE \| SVGA3D_SURFACE_HINT_RENDERTARGET:
904	case SVGA3D_SURFACE_HINT_TEXTURE:
905	case SVGA3D_SURFACE_HINT_RENDERTARGET:
906	{
907	GLint activeTexture;
908
909	pData = RTMemAllocZ(pMipmapLevel->cbSurface);
910	AssertReturn(pData, VERR_NO_MEMORY);
911
912	glGetIntegerv(GL_TEXTURE_BINDING_2D, &activeTexture);
913	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
914
915	glBindTexture(GL_TEXTURE_2D, pSurface->oglId.texture);
916	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
917
918	/* Set row length and alignment of the output data. */
919	VMSVGAPACKPARAMS SavedParams;
920	vmsvga3dOglSetPackParams(pState, pContext, pSurface, &SavedParams);
921
922	glGetTexImage(GL_TEXTURE_2D,
923	i,
924	pSurface->formatGL,
925	pSurface->typeGL,
926	pData);
927	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
928
929	vmsvga3dOglRestorePackParams(pState, pContext, pSurface, &SavedParams);
930
931	/* Data follows */
932	rc = SSMR3PutBool(pSSM, true);
933	AssertRCReturn(rc, rc);
934
935	/* And write the surface data. */
936	rc = SSMR3PutMem(pSSM, pData, pMipmapLevel->cbSurface);
937	AssertRCReturn(rc, rc);
938
939	/* Restore the old active texture. */
940	glBindTexture(GL_TEXTURE_2D, activeTexture);
941	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
942	break;
943	}
944
945	case SVGA3D_SURFACE_HINT_VERTEXBUFFER \| SVGA3D_SURFACE_HINT_INDEXBUFFER:
946	case SVGA3D_SURFACE_HINT_VERTEXBUFFER:
947	case SVGA3D_SURFACE_HINT_INDEXBUFFER:
948	{
949	uint8_t *pBufferData;
950
951	pState->ext.glBindBuffer(GL_ARRAY_BUFFER, pSurface->oglId.buffer);
952	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
953
954	pBufferData = (uint8_t *)pState->ext.glMapBuffer(GL_ARRAY_BUFFER, GL_READ_ONLY);
955	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
956	Assert(pBufferData);
957
958	/* Data follows */
959	rc = SSMR3PutBool(pSSM, true);
960	AssertRCReturn(rc, rc);
961
962	/* And write the surface data. */
963	rc = SSMR3PutMem(pSSM, pBufferData, pMipmapLevel->cbSurface);
964	AssertRCReturn(rc, rc);
965
966	pState->ext.glUnmapBuffer(GL_ARRAY_BUFFER);
967	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
968
969	pState->ext.glBindBuffer(GL_ARRAY_BUFFER, 0);
970	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
971
972	}
973	}
974	if (pData)
975	RTMemFree(pData);
976	#else
977	#error "Unexpected 3d backend"
978	#endif
979	}
980	}
981	}
982	}
983	}
984	return VINF_SUCCESS;
985	}
986
987	int vmsvga3dSaveShaderConst(PVMSVGA3DCONTEXT pContext, uint32_t reg, SVGA3dShaderType type, SVGA3dShaderConstType ctype,
988	uint32_t val1, uint32_t val2, uint32_t val3, uint32_t val4)
989	{
990	/* Choose a sane upper limit. */
991	AssertReturn(reg < _32K, VERR_INVALID_PARAMETER);
992
993	if (type == SVGA3D_SHADERTYPE_VS)
994	{
995	if (pContext->state.cVertexShaderConst <= reg)
996	{
997	pContext->state.paVertexShaderConst = (PVMSVGASHADERCONST)RTMemRealloc(pContext->state.paVertexShaderConst, sizeof(VMSVGASHADERCONST) * (reg + 1));
998	AssertReturn(pContext->state.paVertexShaderConst, VERR_NO_MEMORY);
999	for (uint32_t i = pContext->state.cVertexShaderConst; i < reg + 1; i++)
1000	pContext->state.paVertexShaderConst[i].fValid = false;
1001	pContext->state.cVertexShaderConst = reg + 1;
1002	}
1003
1004	pContext->state.paVertexShaderConst[reg].fValid = true;
1005	pContext->state.paVertexShaderConst[reg].ctype = ctype;
1006	pContext->state.paVertexShaderConst[reg].value[0] = val1;
1007	pContext->state.paVertexShaderConst[reg].value[1] = val2;
1008	pContext->state.paVertexShaderConst[reg].value[2] = val3;
1009	pContext->state.paVertexShaderConst[reg].value[3] = val4;
1010	}
1011	else
1012	{
1013	Assert(type == SVGA3D_SHADERTYPE_PS);
1014	if (pContext->state.cPixelShaderConst <= reg)
1015	{
1016	pContext->state.paPixelShaderConst = (PVMSVGASHADERCONST)RTMemRealloc(pContext->state.paPixelShaderConst, sizeof(VMSVGASHADERCONST) * (reg + 1));
1017	AssertReturn(pContext->state.paPixelShaderConst, VERR_NO_MEMORY);
1018	for (uint32_t i = pContext->state.cPixelShaderConst; i < reg + 1; i++)
1019	pContext->state.paPixelShaderConst[i].fValid = false;
1020	pContext->state.cPixelShaderConst = reg + 1;
1021	}
1022
1023	pContext->state.paPixelShaderConst[reg].fValid = true;
1024	pContext->state.paPixelShaderConst[reg].ctype = ctype;
1025	pContext->state.paPixelShaderConst[reg].value[0] = val1;
1026	pContext->state.paPixelShaderConst[reg].value[1] = val2;
1027	pContext->state.paPixelShaderConst[reg].value[2] = val3;
1028	pContext->state.paPixelShaderConst[reg].value[3] = val4;
1029	}
1030
1031	return VINF_SUCCESS;
1032	}
1033

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA-SVGA3d-savedstate.cpp@ 76553

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