DevVGA-SVGA3d-savedstate.cpp@ 85121

Last change on this file since 85121 was 82968, checked in by vboxsync, 5 years ago
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1	/* $Id: DevVGA-SVGA3d-savedstate.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
2	/** @file
3	* DevSVGA3d - VMWare SVGA device, 3D parts - Saved state and assocated stuff.
4	*/
5
6	/*
7	* Copyright (C) 2013-2020 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 pThisCC The VGA/VMSVGA state for ring-3.
48	* @param pContext The freshly loaded context to reinitialize.
49	*/
50	static int vmsvga3dLoadReinitContext(PVGASTATECC pThisCC, 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(pThisCC, 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(pThisCC, 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(pThisCC, 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(pThisCC, 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(pThisCC, cid, j, &pContext->state.aLightData[j].data);
110	if (pContext->state.aLightData[j].fEnabled)
111	vmsvga3dSetLightEnabled(pThisCC, 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(pThisCC, 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(pThisCC, cid, (SVGA3dFace)j, &pContext->state.aMaterial[j].material);
131	}
132	}
133
134	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_SCISSORRECT)
135	vmsvga3dSetScissorRect(pThisCC, cid, &pContext->state.RectScissor);
136	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_ZRANGE)
137	vmsvga3dSetZRange(pThisCC, cid, pContext->state.zRange);
138	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_VIEWPORT)
139	vmsvga3dSetViewPort(pThisCC, cid, &pContext->state.RectViewPort);
140	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_VERTEXSHADER)
141	vmsvga3dShaderSet(pThisCC, pContext, cid, SVGA3D_SHADERTYPE_VS, pContext->state.shidVertex);
142	if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_PIXELSHADER)
143	vmsvga3dShaderSet(pThisCC, 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(PPDMDEVINS pDevIns, PVGASTATE pThis, PVGASTATECC pThisCC, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
150	{
151	RT_NOREF(pDevIns, pThis, uPass);
152	PVMSVGA3DSTATE pState = pThisCC->svga.p3dState;
153	AssertReturn(pState, VERR_NO_MEMORY);
154	PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3;
155	int rc;
156	uint32_t cContexts, cSurfaces;
157	LogFlow(("vmsvga3dLoadExec:\n"));
158
159	#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 */
160	/* Must initialize now as the recreation calls below rely on an initialized 3d subsystem. */
161	vmsvga3dPowerOn(pDevIns, pThis, pThisCC);
162	#endif
163
164	/* Get the generic 3d state first. */
165	rc = pHlp->pfnSSMGetStructEx(pSSM, pState, sizeof(*pState), 0, g_aVMSVGA3DSTATEFields, NULL);
166	AssertRCReturn(rc, rc);
167
168	cContexts = pState->cContexts;
169	cSurfaces = pState->cSurfaces;
170	pState->cContexts = 0;
171	pState->cSurfaces = 0;
172
173	/* Fetch all active contexts. */
174	for (uint32_t i = 0; i < cContexts; i++)
175	{
176	PVMSVGA3DCONTEXT pContext;
177	uint32_t cid;
178
179	/* Get the context id */
180	rc = pHlp->pfnSSMGetU32(pSSM, &cid);
181	AssertRCReturn(rc, rc);
182
183	if (cid != SVGA3D_INVALID_ID)
184	{
185	uint32_t cPixelShaderConst, cVertexShaderConst, cPixelShaders, cVertexShaders;
186	LogFlow(("vmsvga3dLoadExec: Loading cid=%#x\n", cid));
187
188	#ifdef VMSVGA3D_OPENGL
189	if (cid == VMSVGA3D_SHARED_CTX_ID)
190	{
191	i--; /* Not included in cContexts. */
192	pContext = &pState->SharedCtx;
193	if (pContext->id != VMSVGA3D_SHARED_CTX_ID)
194	{
195	rc = vmsvga3dContextDefineOgl(pThisCC, VMSVGA3D_SHARED_CTX_ID, VMSVGA3D_DEF_CTX_F_SHARED_CTX);
196	AssertRCReturn(rc, rc);
197	}
198	}
199	else
200	#endif
201	{
202	rc = vmsvga3dContextDefine(pThisCC, cid);
203	AssertRCReturn(rc, rc);
204
205	pContext = pState->papContexts[i];
206	}
207	AssertReturn(pContext->id == cid, VERR_INTERNAL_ERROR);
208
209	rc = pHlp->pfnSSMGetStructEx(pSSM, pContext, sizeof(*pContext), 0, g_aVMSVGA3DCONTEXTFields, NULL);
210	AssertRCReturn(rc, rc);
211
212	cPixelShaders = pContext->cPixelShaders;
213	cVertexShaders = pContext->cVertexShaders;
214	cPixelShaderConst = pContext->state.cPixelShaderConst;
215	cVertexShaderConst = pContext->state.cVertexShaderConst;
216	pContext->cPixelShaders = 0;
217	pContext->cVertexShaders = 0;
218	pContext->state.cPixelShaderConst = 0;
219	pContext->state.cVertexShaderConst = 0;
220
221	/* Fetch all pixel shaders. */
222	for (uint32_t j = 0; j < cPixelShaders; j++)
223	{
224	VMSVGA3DSHADER shader;
225	uint32_t shid;
226
227	/* Fetch the id first. */
228	rc = pHlp->pfnSSMGetU32(pSSM, &shid);
229	AssertRCReturn(rc, rc);
230
231	if (shid != SVGA3D_INVALID_ID)
232	{
233	uint32_t *pData;
234
235	/* Fetch a copy of the shader struct. */
236	rc = pHlp->pfnSSMGetStructEx(pSSM, &shader, sizeof(shader), 0, g_aVMSVGA3DSHADERFields, NULL);
237	AssertRCReturn(rc, rc);
238
239	pData = (uint32_t *)RTMemAlloc(shader.cbData);
240	AssertReturn(pData, VERR_NO_MEMORY);
241
242	rc = pHlp->pfnSSMGetMem(pSSM, pData, shader.cbData);
243	AssertRCReturn(rc, rc);
244
245	rc = vmsvga3dShaderDefine(pThisCC, cid, shid, shader.type, shader.cbData, pData);
246	AssertRCReturn(rc, rc);
247
248	RTMemFree(pData);
249	}
250	}
251
252	/* Fetch all vertex shaders. */
253	for (uint32_t j = 0; j < cVertexShaders; j++)
254	{
255	VMSVGA3DSHADER shader;
256	uint32_t shid;
257
258	/* Fetch the id first. */
259	rc = pHlp->pfnSSMGetU32(pSSM, &shid);
260	AssertRCReturn(rc, rc);
261
262	if (shid != SVGA3D_INVALID_ID)
263	{
264	uint32_t *pData;
265
266	/* Fetch a copy of the shader struct. */
267	rc = pHlp->pfnSSMGetStructEx(pSSM, &shader, sizeof(shader), 0, g_aVMSVGA3DSHADERFields, NULL);
268	AssertRCReturn(rc, rc);
269
270	pData = (uint32_t *)RTMemAlloc(shader.cbData);
271	AssertReturn(pData, VERR_NO_MEMORY);
272
273	rc = pHlp->pfnSSMGetMem(pSSM, pData, shader.cbData);
274	AssertRCReturn(rc, rc);
275
276	rc = vmsvga3dShaderDefine(pThisCC, cid, shid, shader.type, shader.cbData, pData);
277	AssertRCReturn(rc, rc);
278
279	RTMemFree(pData);
280	}
281	}
282
283	/* Fetch pixel shader constants. */
284	for (uint32_t j = 0; j < cPixelShaderConst; j++)
285	{
286	VMSVGASHADERCONST ShaderConst;
287
288	rc = pHlp->pfnSSMGetStructEx(pSSM, &ShaderConst, sizeof(ShaderConst), 0, g_aVMSVGASHADERCONSTFields, NULL);
289	AssertRCReturn(rc, rc);
290
291	if (ShaderConst.fValid)
292	{
293	rc = vmsvga3dShaderSetConst(pThisCC, cid, j, SVGA3D_SHADERTYPE_PS, ShaderConst.ctype, 1, ShaderConst.value);
294	AssertRCReturn(rc, rc);
295	}
296	}
297
298	/* Fetch vertex shader constants. */
299	for (uint32_t j = 0; j < cVertexShaderConst; j++)
300	{
301	VMSVGASHADERCONST ShaderConst;
302
303	rc = pHlp->pfnSSMGetStructEx(pSSM, &ShaderConst, sizeof(ShaderConst), 0, g_aVMSVGASHADERCONSTFields, NULL);
304	AssertRCReturn(rc, rc);
305
306	if (ShaderConst.fValid)
307	{
308	rc = vmsvga3dShaderSetConst(pThisCC, cid, j, SVGA3D_SHADERTYPE_VS, ShaderConst.ctype, 1, ShaderConst.value);
309	AssertRCReturn(rc, rc);
310	}
311	}
312
313	if (uVersion >= VGA_SAVEDSTATE_VERSION_VMSVGA_TEX_STAGES)
314	{
315	/* Load texture stage and samplers state. */
316
317	/* Number of stages/samplers. */
318	uint32_t cStages;
319	rc = pHlp->pfnSSMGetU32(pSSM, &cStages);
320	AssertRCReturn(rc, rc);
321
322	/* Number of states. */
323	uint32_t cTextureStates;
324	rc = pHlp->pfnSSMGetU32(pSSM, &cTextureStates);
325	AssertRCReturn(rc, rc);
326
327	for (uint32_t iStage = 0; iStage < cStages; ++iStage)
328	{
329	for (uint32_t j = 0; j < cTextureStates; ++j)
330	{
331	SVGA3dTextureState textureState;
332	pHlp->pfnSSMGetU32(pSSM, &textureState.stage);
333	uint32_t u32Name;
334	pHlp->pfnSSMGetU32(pSSM, &u32Name);
335	textureState.name = (SVGA3dTextureStateName)u32Name;
336	rc = pHlp->pfnSSMGetU32(pSSM, &textureState.value);
337	AssertRCReturn(rc, rc);
338
339	if ( iStage < RT_ELEMENTS(pContext->state.aTextureStates)
340	&& j < RT_ELEMENTS(pContext->state.aTextureStates[0]))
341	{
342	pContext->state.aTextureStates[iStage][j] = textureState;
343	}
344	}
345	}
346	}
347
348	if (uVersion >= VGA_SAVEDSTATE_VERSION_VMSVGA)
349	{
350	VMSVGA3DQUERY query;
351	RT_ZERO(query);
352
353	rc = pHlp->pfnSSMGetStructEx(pSSM, &query, sizeof(query), 0, g_aVMSVGA3DQUERYFields, NULL);
354	AssertRCReturn(rc, rc);
355
356	switch (query.enmQueryState)
357	{
358	case VMSVGA3DQUERYSTATE_BUILDING:
359	/* Start collecting data. */
360	vmsvga3dQueryBegin(pThisCC, cid, SVGA3D_QUERYTYPE_OCCLUSION);
361	/* Partial result. */
362	pContext->occlusion.u32QueryResult = query.u32QueryResult;
363	break;
364
365	case VMSVGA3DQUERYSTATE_ISSUED:
366	/* Guest ended the query but did not read result. Result is restored. */
367	query.enmQueryState = VMSVGA3DQUERYSTATE_SIGNALED;
368	RT_FALL_THRU();
369	case VMSVGA3DQUERYSTATE_SIGNALED:
370	/* Create the query object. */
371	vmsvga3dOcclusionQueryCreate(pState, pContext);
372
373	/* Update result and state. */
374	pContext->occlusion.enmQueryState = query.enmQueryState;
375	pContext->occlusion.u32QueryResult = query.u32QueryResult;
376	break;
377
378	default:
379	AssertFailed();
380	RT_FALL_THRU();
381	case VMSVGA3DQUERYSTATE_NULL:
382	RT_ZERO(pContext->occlusion);
383	break;
384	}
385	}
386	}
387	}
388
389	#ifdef VMSVGA3D_OPENGL
390	/* Make the shared context the current one. */
391	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
392	VMSVGA3D_SET_CURRENT_CONTEXT(pState, &pState->SharedCtx);
393	#endif
394
395	/* Fetch all surfaces. */
396	for (uint32_t i = 0; i < cSurfaces; i++)
397	{
398	uint32_t sid;
399
400	/* Fetch the id first. */
401	rc = pHlp->pfnSSMGetU32(pSSM, &sid);
402	AssertRCReturn(rc, rc);
403
404	if (sid != SVGA3D_INVALID_ID)
405	{
406	VMSVGA3DSURFACE surface;
407	LogFlow(("vmsvga3dLoadExec: Loading sid=%#x\n", sid));
408
409	/* Fetch the surface structure first. */
410	rc = pHlp->pfnSSMGetStructEx(pSSM, &surface, sizeof(surface), 0, g_aVMSVGA3DSURFACEFields, NULL);
411	AssertRCReturn(rc, rc);
412
413	{
414	uint32_t cMipLevels = surface.faces[0].numMipLevels * surface.cFaces;
415	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = (PVMSVGA3DMIPMAPLEVEL)RTMemAlloc(cMipLevels * sizeof(VMSVGA3DMIPMAPLEVEL));
416	AssertReturn(pMipmapLevel, VERR_NO_MEMORY);
417	SVGA3dSize pMipmapLevelSize = (SVGA3dSize )RTMemAlloc(cMipLevels * sizeof(SVGA3dSize));
418	AssertReturn(pMipmapLevelSize, VERR_NO_MEMORY);
419
420	/* Load the mip map level info. */
421	for (uint32_t face=0; face < surface.cFaces; face++)
422	{
423	for (uint32_t j = 0; j < surface.faces[0].numMipLevels; j++)
424	{
425	uint32_t idx = j + face * surface.faces[0].numMipLevels;
426	/* Load the mip map level struct. */
427	rc = pHlp->pfnSSMGetStructEx(pSSM, &pMipmapLevel[idx], sizeof(pMipmapLevel[idx]), 0,
428	g_aVMSVGA3DMIPMAPLEVELFields, NULL);
429	AssertRCReturn(rc, rc);
430
431	pMipmapLevelSize[idx] = pMipmapLevel[idx].mipmapSize;
432	}
433	}
434
435	rc = vmsvga3dSurfaceDefine(pThisCC, sid, surface.surfaceFlags, surface.format, surface.faces,
436	surface.multiSampleCount, surface.autogenFilter, cMipLevels, pMipmapLevelSize);
437	AssertRCReturn(rc, rc);
438
439	RTMemFree(pMipmapLevelSize);
440	RTMemFree(pMipmapLevel);
441	}
442
443	PVMSVGA3DSURFACE pSurface = pState->papSurfaces[sid];
444	Assert(pSurface->id == sid);
445
446	pSurface->fDirty = false;
447
448	/* Load the mip map level data. */
449	for (uint32_t j = 0; j < pSurface->faces[0].numMipLevels * pSurface->cFaces; j++)
450	{
451	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->paMipmapLevels[j];
452	bool fDataPresent = false;
453
454	/* vmsvga3dSurfaceDefine already allocated the surface data buffer. */
455	Assert(pMipmapLevel->cbSurface);
456	AssertReturn(pMipmapLevel->pSurfaceData, VERR_INTERNAL_ERROR);
457
458	/* Fetch the data present boolean first. */
459	rc = pHlp->pfnSSMGetBool(pSSM, &fDataPresent);
460	AssertRCReturn(rc, rc);
461
462	Log(("Surface sid=%u: load mipmap level %d with %x bytes data (present=%d).\n", sid, j, pMipmapLevel->cbSurface, fDataPresent));
463
464	if (fDataPresent)
465	{
466	rc = pHlp->pfnSSMGetMem(pSSM, pMipmapLevel->pSurfaceData, pMipmapLevel->cbSurface);
467	AssertRCReturn(rc, rc);
468	pMipmapLevel->fDirty = true;
469	pSurface->fDirty = true;
470	}
471	else
472	{
473	pMipmapLevel->fDirty = false;
474	}
475	}
476	}
477	}
478
479	#ifdef VMSVGA3D_OPENGL
480	/* Reinitialize the shared context. */
481	LogFlow(("vmsvga3dLoadExec: pState->SharedCtx.id=%#x\n", pState->SharedCtx.id));
482	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
483	{
484	rc = vmsvga3dLoadReinitContext(pThisCC, &pState->SharedCtx);
485	AssertRCReturn(rc, rc);
486	}
487	#endif
488
489	/* Reinitialize all active contexts. */
490	for (uint32_t i = 0; i < pState->cContexts; i++)
491	{
492	PVMSVGA3DCONTEXT pContext = pState->papContexts[i];
493	if (pContext->id != SVGA3D_INVALID_ID)
494	{
495	rc = vmsvga3dLoadReinitContext(pThisCC, pContext);
496	AssertRCReturn(rc, rc);
497	}
498	}
499
500	LogFlow(("vmsvga3dLoadExec: return success\n"));
501	return VINF_SUCCESS;
502	}
503
504
505	static int vmsvga3dSaveContext(PCPDMDEVHLPR3 pHlp, PVGASTATECC pThisCC, PSSMHANDLE pSSM, PVMSVGA3DCONTEXT pContext)
506	{
507	PVMSVGA3DSTATE pState = pThisCC->svga.p3dState;
508	uint32_t cid = pContext->id;
509
510	/* Save the id first. */
511	int rc = pHlp->pfnSSMPutU32(pSSM, cid);
512	AssertRCReturn(rc, rc);
513
514	if (cid != SVGA3D_INVALID_ID)
515	{
516	/* Save a copy of the context structure first. */
517	rc = pHlp->pfnSSMPutStructEx(pSSM, pContext, sizeof(*pContext), 0, g_aVMSVGA3DCONTEXTFields, NULL);
518	AssertRCReturn(rc, rc);
519
520	/* Save all pixel shaders. */
521	for (uint32_t j = 0; j < pContext->cPixelShaders; j++)
522	{
523	PVMSVGA3DSHADER pShader = &pContext->paPixelShader[j];
524
525	/* Save the id first. */
526	rc = pHlp->pfnSSMPutU32(pSSM, pShader->id);
527	AssertRCReturn(rc, rc);
528
529	if (pShader->id != SVGA3D_INVALID_ID)
530	{
531	uint32_t cbData = pShader->cbData;
532
533	/* Save a copy of the shader struct. */
534	rc = pHlp->pfnSSMPutStructEx(pSSM, pShader, sizeof(*pShader), 0, g_aVMSVGA3DSHADERFields, NULL);
535	AssertRCReturn(rc, rc);
536
537	Log(("Save pixelshader shid=%d with %x bytes code.\n", pShader->id, cbData));
538	rc = pHlp->pfnSSMPutMem(pSSM, pShader->pShaderProgram, cbData);
539	AssertRCReturn(rc, rc);
540	}
541	}
542
543	/* Save all vertex shaders. */
544	for (uint32_t j = 0; j < pContext->cVertexShaders; j++)
545	{
546	PVMSVGA3DSHADER pShader = &pContext->paVertexShader[j];
547
548	/* Save the id first. */
549	rc = pHlp->pfnSSMPutU32(pSSM, pShader->id);
550	AssertRCReturn(rc, rc);
551
552	if (pShader->id != SVGA3D_INVALID_ID)
553	{
554	uint32_t cbData = pShader->cbData;
555
556	/* Save a copy of the shader struct. */
557	rc = pHlp->pfnSSMPutStructEx(pSSM, pShader, sizeof(*pShader), 0, g_aVMSVGA3DSHADERFields, NULL);
558	AssertRCReturn(rc, rc);
559
560	Log(("Save vertex shader shid=%d with %x bytes code.\n", pShader->id, cbData));
561	/* Fetch the shader code and save it. */
562	rc = pHlp->pfnSSMPutMem(pSSM, pShader->pShaderProgram, cbData);
563	AssertRCReturn(rc, rc);
564	}
565	}
566
567	/* Save pixel shader constants. */
568	for (uint32_t j = 0; j < pContext->state.cPixelShaderConst; j++)
569	{
570	rc = pHlp->pfnSSMPutStructEx(pSSM, &pContext->state.paPixelShaderConst[j], sizeof(pContext->state.paPixelShaderConst[j]), 0, g_aVMSVGASHADERCONSTFields, NULL);
571	AssertRCReturn(rc, rc);
572	}
573
574	/* Save vertex shader constants. */
575	for (uint32_t j = 0; j < pContext->state.cVertexShaderConst; j++)
576	{
577	rc = pHlp->pfnSSMPutStructEx(pSSM, &pContext->state.paVertexShaderConst[j], sizeof(pContext->state.paVertexShaderConst[j]), 0, g_aVMSVGASHADERCONSTFields, NULL);
578	AssertRCReturn(rc, rc);
579	}
580
581	/* Save texture stage and samplers state. */
582
583	/* Number of stages/samplers. */
584	rc = pHlp->pfnSSMPutU32(pSSM, RT_ELEMENTS(pContext->state.aTextureStates));
585	AssertRCReturn(rc, rc);
586
587	/* Number of texture states. */
588	rc = pHlp->pfnSSMPutU32(pSSM, RT_ELEMENTS(pContext->state.aTextureStates[0]));
589	AssertRCReturn(rc, rc);
590
591	for (uint32_t iStage = 0; iStage < RT_ELEMENTS(pContext->state.aTextureStates); ++iStage)
592	{
593	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aTextureStates[0]); ++j)
594	{
595	SVGA3dTextureState *pTextureState = &pContext->state.aTextureStates[iStage][j];
596
597	pHlp->pfnSSMPutU32(pSSM, pTextureState->stage);
598	pHlp->pfnSSMPutU32(pSSM, pTextureState->name);
599	rc = pHlp->pfnSSMPutU32(pSSM, pTextureState->value);
600	AssertRCReturn(rc, rc);
601	}
602	}
603
604	/* Occlusion query. */
605	if (!VMSVGA3DQUERY_EXISTS(&pContext->occlusion))
606	{
607	pContext->occlusion.enmQueryState = VMSVGA3DQUERYSTATE_NULL;
608	}
609
610	switch (pContext->occlusion.enmQueryState)
611	{
612	case VMSVGA3DQUERYSTATE_BUILDING:
613	/* Stop collecting data. Fetch partial result. Save result. */
614	vmsvga3dOcclusionQueryEnd(pState, pContext);
615	RT_FALL_THRU();
616	case VMSVGA3DQUERYSTATE_ISSUED:
617	/* Fetch result. Save result. */
618	pContext->occlusion.u32QueryResult = 0;
619	vmsvga3dOcclusionQueryGetData(pState, pContext, &pContext->occlusion.u32QueryResult);
620	RT_FALL_THRU();
621	case VMSVGA3DQUERYSTATE_SIGNALED:
622	/* Save result. Nothing to do here. */
623	break;
624
625	default:
626	AssertFailed();
627	RT_FALL_THRU();
628	case VMSVGA3DQUERYSTATE_NULL:
629	pContext->occlusion.enmQueryState = VMSVGA3DQUERYSTATE_NULL;
630	pContext->occlusion.u32QueryResult = 0;
631	break;
632	}
633
634	rc = pHlp->pfnSSMPutStructEx(pSSM, &pContext->occlusion, sizeof(pContext->occlusion), 0, g_aVMSVGA3DQUERYFields, NULL);
635	AssertRCReturn(rc, rc);
636	}
637
638	return VINF_SUCCESS;
639	}
640
641	int vmsvga3dSaveExec(PPDMDEVINS pDevIns, PVGASTATECC pThisCC, PSSMHANDLE pSSM)
642	{
643	PVMSVGA3DSTATE pState = pThisCC->svga.p3dState;
644	AssertReturn(pState, VERR_NO_MEMORY);
645	PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3;
646	int rc;
647
648	/* Save a copy of the generic 3d state first. */
649	rc = pHlp->pfnSSMPutStructEx(pSSM, pState, sizeof(*pState), 0, g_aVMSVGA3DSTATEFields, NULL);
650	AssertRCReturn(rc, rc);
651
652	#ifdef VMSVGA3D_OPENGL
653	/* Save the shared context. */
654	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
655	{
656	rc = vmsvga3dSaveContext(pHlp, pThisCC, pSSM, &pState->SharedCtx);
657	AssertRCReturn(rc, rc);
658	}
659	#endif
660
661	/* Save all active contexts. */
662	for (uint32_t i = 0; i < pState->cContexts; i++)
663	{
664	rc = vmsvga3dSaveContext(pHlp, pThisCC, pSSM, pState->papContexts[i]);
665	AssertRCReturn(rc, rc);
666	}
667
668	/* Save all active surfaces. */
669	for (uint32_t sid = 0; sid < pState->cSurfaces; sid++)
670	{
671	PVMSVGA3DSURFACE pSurface = pState->papSurfaces[sid];
672
673	/* Save the id first. */
674	rc = pHlp->pfnSSMPutU32(pSSM, pSurface->id);
675	AssertRCReturn(rc, rc);
676
677	if (pSurface->id != SVGA3D_INVALID_ID)
678	{
679	/* Save a copy of the surface structure first. */
680	rc = pHlp->pfnSSMPutStructEx(pSSM, pSurface, sizeof(*pSurface), 0, g_aVMSVGA3DSURFACEFields, NULL);
681	AssertRCReturn(rc, rc);
682
683	/* Save the mip map level info. */
684	for (uint32_t face=0; face < pSurface->cFaces; face++)
685	{
686	for (uint32_t i = 0; i < pSurface->faces[0].numMipLevels; i++)
687	{
688	uint32_t idx = i + face * pSurface->faces[0].numMipLevels;
689	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->paMipmapLevels[idx];
690
691	/* Save a copy of the mip map level struct. */
692	rc = pHlp->pfnSSMPutStructEx(pSSM, pMipmapLevel, sizeof(*pMipmapLevel), 0, g_aVMSVGA3DMIPMAPLEVELFields, NULL);
693	AssertRCReturn(rc, rc);
694	}
695	}
696
697	/* Save the mip map level data. */
698	for (uint32_t face=0; face < pSurface->cFaces; face++)
699	{
700	for (uint32_t i = 0; i < pSurface->faces[0].numMipLevels; i++)
701	{
702	uint32_t idx = i + face * pSurface->faces[0].numMipLevels;
703	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->paMipmapLevels[idx];
704
705	Log(("Surface sid=%u: save mipmap level %d with %x bytes data.\n", sid, i, pMipmapLevel->cbSurface));
706
707	if (!VMSVGA3DSURFACE_HAS_HW_SURFACE(pSurface))
708	{
709	if (pMipmapLevel->fDirty)
710	{
711	/* Data follows */
712	rc = pHlp->pfnSSMPutBool(pSSM, true);
713	AssertRCReturn(rc, rc);
714
715	Assert(pMipmapLevel->cbSurface);
716	rc = pHlp->pfnSSMPutMem(pSSM, pMipmapLevel->pSurfaceData, pMipmapLevel->cbSurface);
717	AssertRCReturn(rc, rc);
718	}
719	else
720	{
721	/* No data follows */
722	rc = pHlp->pfnSSMPutBool(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
774	PVMSVGA3DCONTEXT pContext;
775	rc = vmsvga3dContextFromCid(pState, cid, &pContext);
776	AssertRCReturn(rc, rc);
777
778	hr = pSurface->bounce.pTexture->GetSurfaceLevel(i, &pDest);
779	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetSurfaceLevel failed with %x\n", hr), VERR_INTERNAL_ERROR);
780
781	hr = pSurface->u.pTexture->GetSurfaceLevel(i, &pSrc);
782	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetSurfaceLevel failed with %x\n", hr), VERR_INTERNAL_ERROR);
783
784	hr = pContext->pDevice->GetRenderTargetData(pSrc, pDest);
785	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetRenderTargetData failed with %x\n", hr), VERR_INTERNAL_ERROR);
786
787	pSrc->Release();
788	pDest->Release();
789	}
790
791	hr = pSurface->bounce.pTexture->LockRect(i, /* texture level */
792	&LockedRect,
793	NULL,
794	D3DLOCK_READONLY);
795	}
796	else
797	hr = pSurface->u.pTexture->LockRect(i, /* texture level */
798	&LockedRect,
799	NULL,
800	D3DLOCK_READONLY);
801	}
802	else
803	hr = pSurface->u.pSurface->LockRect(&LockedRect,
804	NULL,
805	D3DLOCK_READONLY);
806	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: LockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
807
808	/* Copy the data one line at a time in case the internal pitch is different. */
809	for (uint32_t j = 0; j < pMipmapLevel->cBlocksY; ++j)
810	{
811	uint8_t pu8Dst = (uint8_t )pData + j * pMipmapLevel->cbSurfacePitch;
812	const uint8_t pu8Src = (uint8_t )LockedRect.pBits + j * LockedRect.Pitch;
813	memcpy(pu8Dst, pu8Src, pMipmapLevel->cbSurfacePitch);
814	}
815
816	if (fTexture)
817	{
818	if (pSurface->bounce.pTexture)
819	{
820	hr = pSurface->bounce.pTexture->UnlockRect(i);
821	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: UnlockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
822	}
823	else
824	hr = pSurface->u.pTexture->UnlockRect(i);
825	}
826	else
827	hr = pSurface->u.pSurface->UnlockRect();
828	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: UnlockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
829	break;
830	}
831
832	case VMSVGA3D_D3DRESTYPE_VERTEX_BUFFER:
833	case VMSVGA3D_D3DRESTYPE_INDEX_BUFFER:
834	{
835	/* Current type of the buffer. */
836	const bool fVertex = (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_VERTEX_BUFFER);
837
838	uint8_t *pD3DData;
839
840	if (fVertex)
841	hr = pSurface->u.pVertexBuffer->Lock(0, 0, (void **)&pD3DData, D3DLOCK_READONLY);
842	else
843	hr = pSurface->u.pIndexBuffer->Lock(0, 0, (void **)&pD3DData, D3DLOCK_READONLY);
844	AssertMsg(hr == D3D_OK, ("vmsvga3dSaveExec: Lock %s failed with %x\n", (fVertex) ? "vertex" : "index", hr));
845
846	memcpy(pData, pD3DData, pMipmapLevel->cbSurface);
847
848	if (fVertex)
849	hr = pSurface->u.pVertexBuffer->Unlock();
850	else
851	hr = pSurface->u.pIndexBuffer->Unlock();
852	AssertMsg(hr == D3D_OK, ("vmsvga3dSaveExec: Unlock %s failed with %x\n", (fVertex) ? "vertex" : "index", hr));
853	break;
854	}
855
856	default:
857	AssertFailed();
858	break;
859	}
860
861	if (!fSkipSave)
862	{
863	/* Data follows */
864	rc = pHlp->pfnSSMPutBool(pSSM, true);
865	AssertRCReturn(rc, rc);
866
867	/* And write the surface data. */
868	rc = pHlp->pfnSSMPutMem(pSSM, pData, pMipmapLevel->cbSurface);
869	AssertRCReturn(rc, rc);
870	}
871	else
872	{
873	/* No data follows */
874	rc = pHlp->pfnSSMPutBool(pSSM, false);
875	AssertRCReturn(rc, rc);
876	}
877
878	RTMemFree(pData);
879	#elif defined(VMSVGA3D_OPENGL)
880	void *pData = NULL;
881
882	PVMSVGA3DCONTEXT pContext = &pState->SharedCtx;
883	VMSVGA3D_SET_CURRENT_CONTEXT(pState, pContext);
884
885	Assert(pMipmapLevel->cbSurface);
886
887	switch (pSurface->enmOGLResType)
888	{
889	default:
890	AssertFailed();
891	RT_FALL_THRU();
892	case VMSVGA3D_OGLRESTYPE_RENDERBUFFER:
893	/** @todo fetch data from the renderbuffer. Not used currently. */
894	/* No data follows */
895	rc = pHlp->pfnSSMPutBool(pSSM, false);
896	AssertRCReturn(rc, rc);
897	break;
898
899	case VMSVGA3D_OGLRESTYPE_TEXTURE:
900	{
901	GLint activeTexture;
902
903	pData = RTMemAllocZ(pMipmapLevel->cbSurface);
904	AssertReturn(pData, VERR_NO_MEMORY);
905
906	glGetIntegerv(GL_TEXTURE_BINDING_2D, &activeTexture);
907	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
908
909	glBindTexture(GL_TEXTURE_2D, pSurface->oglId.texture);
910	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
911
912	/* Set row length and alignment of the output data. */
913	VMSVGAPACKPARAMS SavedParams;
914	vmsvga3dOglSetPackParams(pState, pContext, pSurface, &SavedParams);
915
916	glGetTexImage(GL_TEXTURE_2D,
917	i,
918	pSurface->formatGL,
919	pSurface->typeGL,
920	pData);
921	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
922
923	vmsvga3dOglRestorePackParams(pState, pContext, pSurface, &SavedParams);
924
925	/* Data follows */
926	rc = pHlp->pfnSSMPutBool(pSSM, true);
927	AssertRCReturn(rc, rc);
928
929	/* And write the surface data. */
930	rc = pHlp->pfnSSMPutMem(pSSM, pData, pMipmapLevel->cbSurface);
931	AssertRCReturn(rc, rc);
932
933	/* Restore the old active texture. */
934	glBindTexture(GL_TEXTURE_2D, activeTexture);
935	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
936	break;
937	}
938
939	case VMSVGA3D_OGLRESTYPE_BUFFER:
940	{
941	uint8_t *pBufferData;
942
943	pState->ext.glBindBuffer(GL_ARRAY_BUFFER, pSurface->oglId.buffer);
944	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
945
946	pBufferData = (uint8_t *)pState->ext.glMapBuffer(GL_ARRAY_BUFFER, GL_READ_ONLY);
947	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
948	Assert(pBufferData);
949
950	/* Data follows */
951	rc = pHlp->pfnSSMPutBool(pSSM, true);
952	AssertRCReturn(rc, rc);
953
954	/* And write the surface data. */
955	rc = pHlp->pfnSSMPutMem(pSSM, pBufferData, pMipmapLevel->cbSurface);
956	AssertRCReturn(rc, rc);
957
958	pState->ext.glUnmapBuffer(GL_ARRAY_BUFFER);
959	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
960
961	pState->ext.glBindBuffer(GL_ARRAY_BUFFER, 0);
962	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
963
964	}
965	}
966	if (pData)
967	RTMemFree(pData);
968	#else
969	#error "Unexpected 3d backend"
970	#endif
971	}
972	}
973	}
974	}
975	}
976	return VINF_SUCCESS;
977	}
978
979	int vmsvga3dSaveShaderConst(PVMSVGA3DCONTEXT pContext, uint32_t reg, SVGA3dShaderType type, SVGA3dShaderConstType ctype,
980	uint32_t val1, uint32_t val2, uint32_t val3, uint32_t val4)
981	{
982	/* Choose a sane upper limit. */
983	AssertReturn(reg < _32K, VERR_INVALID_PARAMETER);
984
985	if (type == SVGA3D_SHADERTYPE_VS)
986	{
987	if (pContext->state.cVertexShaderConst <= reg)
988	{
989	pContext->state.paVertexShaderConst = (PVMSVGASHADERCONST)RTMemRealloc(pContext->state.paVertexShaderConst, sizeof(VMSVGASHADERCONST) * (reg + 1));
990	AssertReturn(pContext->state.paVertexShaderConst, VERR_NO_MEMORY);
991	for (uint32_t i = pContext->state.cVertexShaderConst; i < reg + 1; i++)
992	pContext->state.paVertexShaderConst[i].fValid = false;
993	pContext->state.cVertexShaderConst = reg + 1;
994	}
995
996	pContext->state.paVertexShaderConst[reg].fValid = true;
997	pContext->state.paVertexShaderConst[reg].ctype = ctype;
998	pContext->state.paVertexShaderConst[reg].value[0] = val1;
999	pContext->state.paVertexShaderConst[reg].value[1] = val2;
1000	pContext->state.paVertexShaderConst[reg].value[2] = val3;
1001	pContext->state.paVertexShaderConst[reg].value[3] = val4;
1002	}
1003	else
1004	{
1005	Assert(type == SVGA3D_SHADERTYPE_PS);
1006	if (pContext->state.cPixelShaderConst <= reg)
1007	{
1008	pContext->state.paPixelShaderConst = (PVMSVGASHADERCONST)RTMemRealloc(pContext->state.paPixelShaderConst, sizeof(VMSVGASHADERCONST) * (reg + 1));
1009	AssertReturn(pContext->state.paPixelShaderConst, VERR_NO_MEMORY);
1010	for (uint32_t i = pContext->state.cPixelShaderConst; i < reg + 1; i++)
1011	pContext->state.paPixelShaderConst[i].fValid = false;
1012	pContext->state.cPixelShaderConst = reg + 1;
1013	}
1014
1015	pContext->state.paPixelShaderConst[reg].fValid = true;
1016	pContext->state.paPixelShaderConst[reg].ctype = ctype;
1017	pContext->state.paPixelShaderConst[reg].value[0] = val1;
1018	pContext->state.paPixelShaderConst[reg].value[1] = val2;
1019	pContext->state.paPixelShaderConst[reg].value[2] = val3;
1020	pContext->state.paPixelShaderConst[reg].value[3] = val4;
1021	}
1022
1023	return VINF_SUCCESS;
1024	}
1025

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA-SVGA3d-savedstate.cpp@ 85121

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