DevVGA-SVGA3d-savedstate.cpp@ 69222

Last change on this file since 69222 was 69163, checked in by vboxsync, 7 years ago
Devices/Graphics: VMSVGA: texture and sampler states.
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1	/* $Id: DevVGA-SVGA3d-savedstate.cpp 69163 2017-10-23 11:54:35Z vboxsync $ */
2	/** @file
3	* DevSVGA3d - VMWare SVGA device, 3D parts - Saved state and assocated stuff.
4	*/
5
6	/*
7	* Copyright (C) 2013-2017 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 <VBox/err.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	}
348
349	#ifdef VMSVGA3D_OPENGL
350	/* Make the shared context the current one. */
351	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
352	VMSVGA3D_SET_CURRENT_CONTEXT(pState, &pState->SharedCtx);
353	#endif
354
355	/* Fetch all surfaces. */
356	for (uint32_t i = 0; i < cSurfaces; i++)
357	{
358	uint32_t sid;
359
360	/* Fetch the id first. */
361	rc = SSMR3GetU32(pSSM, &sid);
362	AssertRCReturn(rc, rc);
363
364	if (sid != SVGA3D_INVALID_ID)
365	{
366	VMSVGA3DSURFACE surface;
367	LogFlow(("vmsvga3dLoadExec: Loading sid=%#x\n", sid));
368
369	/* Fetch the surface structure first. */
370	rc = SSMR3GetStructEx(pSSM, &surface, sizeof(surface), 0, g_aVMSVGA3DSURFACEFields, NULL);
371	AssertRCReturn(rc, rc);
372
373	{
374	uint32_t cMipLevels = surface.faces[0].numMipLevels * surface.cFaces;
375	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = (PVMSVGA3DMIPMAPLEVEL)RTMemAlloc(cMipLevels * sizeof(VMSVGA3DMIPMAPLEVEL));
376	AssertReturn(pMipmapLevel, VERR_NO_MEMORY);
377	SVGA3dSize pMipmapLevelSize = (SVGA3dSize )RTMemAlloc(cMipLevels * sizeof(SVGA3dSize));
378	AssertReturn(pMipmapLevelSize, VERR_NO_MEMORY);
379
380	/* Load the mip map level info. */
381	for (uint32_t face=0; face < surface.cFaces; face++)
382	{
383	for (uint32_t j = 0; j < surface.faces[0].numMipLevels; j++)
384	{
385	uint32_t idx = j + face * surface.faces[0].numMipLevels;
386	/* Load the mip map level struct. */
387	rc = SSMR3GetStructEx(pSSM, &pMipmapLevel[idx], sizeof(pMipmapLevel[idx]), 0, g_aVMSVGA3DMIPMAPLEVELFields, NULL);
388	AssertRCReturn(rc, rc);
389
390	pMipmapLevelSize[idx] = pMipmapLevel[idx].mipmapSize;
391	}
392	}
393
394	rc = vmsvga3dSurfaceDefine(pThis, sid, surface.surfaceFlags, surface.format, surface.faces, surface.multiSampleCount, surface.autogenFilter, cMipLevels, pMipmapLevelSize);
395	AssertRCReturn(rc, rc);
396
397	RTMemFree(pMipmapLevelSize);
398	RTMemFree(pMipmapLevel);
399	}
400
401	PVMSVGA3DSURFACE pSurface = pState->papSurfaces[sid];
402	Assert(pSurface->id == sid);
403
404	pSurface->fDirty = false;
405
406	/* Load the mip map level data. */
407	for (uint32_t j = 0; j < pSurface->faces[0].numMipLevels * pSurface->cFaces; j++)
408	{
409	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->pMipmapLevels[j];
410	bool fDataPresent = false;
411
412	/* vmsvga3dSurfaceDefine already allocated the surface data buffer. */
413	Assert(pMipmapLevel->cbSurface);
414	AssertReturn(pMipmapLevel->pSurfaceData, VERR_INTERNAL_ERROR);
415
416	/* Fetch the data present boolean first. */
417	rc = SSMR3GetBool(pSSM, &fDataPresent);
418	AssertRCReturn(rc, rc);
419
420	Log(("Surface sid=%x: load mipmap level %d with %x bytes data (present=%d).\n", sid, j, pMipmapLevel->cbSurface, fDataPresent));
421
422	if (fDataPresent)
423	{
424	rc = SSMR3GetMem(pSSM, pMipmapLevel->pSurfaceData, pMipmapLevel->cbSurface);
425	AssertRCReturn(rc, rc);
426	pMipmapLevel->fDirty = true;
427	pSurface->fDirty = true;
428	}
429	else
430	{
431	pMipmapLevel->fDirty = false;
432	}
433	}
434	}
435	}
436
437	#ifdef VMSVGA3D_OPENGL
438	/* Reinitialize the shared context. */
439	LogFlow(("vmsvga3dLoadExec: pState->SharedCtx.id=%#x\n", pState->SharedCtx.id));
440	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
441	{
442	rc = vmsvga3dLoadReinitContext(pThis, &pState->SharedCtx);
443	AssertRCReturn(rc, rc);
444	}
445	#endif
446
447	/* Reinitialize all active contexts. */
448	for (uint32_t i = 0; i < pState->cContexts; i++)
449	{
450	PVMSVGA3DCONTEXT pContext = pState->papContexts[i];
451	if (pContext->id != SVGA3D_INVALID_ID)
452	{
453	rc = vmsvga3dLoadReinitContext(pThis, pContext);
454	AssertRCReturn(rc, rc);
455	}
456	}
457
458	LogFlow(("vmsvga3dLoadExec: return success\n"));
459	return VINF_SUCCESS;
460	}
461
462
463	static int vmsvga3dSaveContext(PVGASTATE pThis, PSSMHANDLE pSSM, PVMSVGA3DCONTEXT pContext)
464	{
465	RT_NOREF(pThis);
466	uint32_t cid = pContext->id;
467
468	/* Save the id first. */
469	int rc = SSMR3PutU32(pSSM, cid);
470	AssertRCReturn(rc, rc);
471
472	if (cid != SVGA3D_INVALID_ID)
473	{
474	/* Save a copy of the context structure first. */
475	rc = SSMR3PutStructEx(pSSM, pContext, sizeof(*pContext), 0, g_aVMSVGA3DCONTEXTFields, NULL);
476	AssertRCReturn(rc, rc);
477
478	/* Save all pixel shaders. */
479	for (uint32_t j = 0; j < pContext->cPixelShaders; j++)
480	{
481	PVMSVGA3DSHADER pShader = &pContext->paPixelShader[j];
482
483	/* Save the id first. */
484	rc = SSMR3PutU32(pSSM, pShader->id);
485	AssertRCReturn(rc, rc);
486
487	if (pShader->id != SVGA3D_INVALID_ID)
488	{
489	uint32_t cbData = pShader->cbData;
490
491	/* Save a copy of the shader struct. */
492	rc = SSMR3PutStructEx(pSSM, pShader, sizeof(*pShader), 0, g_aVMSVGA3DSHADERFields, NULL);
493	AssertRCReturn(rc, rc);
494
495	Log(("Save pixelshader shid=%d with %x bytes code.\n", pShader->id, cbData));
496	rc = SSMR3PutMem(pSSM, pShader->pShaderProgram, cbData);
497	AssertRCReturn(rc, rc);
498	}
499	}
500
501	/* Save all vertex shaders. */
502	for (uint32_t j = 0; j < pContext->cVertexShaders; j++)
503	{
504	PVMSVGA3DSHADER pShader = &pContext->paVertexShader[j];
505
506	/* Save the id first. */
507	rc = SSMR3PutU32(pSSM, pShader->id);
508	AssertRCReturn(rc, rc);
509
510	if (pShader->id != SVGA3D_INVALID_ID)
511	{
512	uint32_t cbData = pShader->cbData;
513
514	/* Save a copy of the shader struct. */
515	rc = SSMR3PutStructEx(pSSM, pShader, sizeof(*pShader), 0, g_aVMSVGA3DSHADERFields, NULL);
516	AssertRCReturn(rc, rc);
517
518	Log(("Save vertex shader shid=%d with %x bytes code.\n", pShader->id, cbData));
519	/* Fetch the shader code and save it. */
520	rc = SSMR3PutMem(pSSM, pShader->pShaderProgram, cbData);
521	AssertRCReturn(rc, rc);
522	}
523	}
524
525	/* Save pixel shader constants. */
526	for (uint32_t j = 0; j < pContext->state.cPixelShaderConst; j++)
527	{
528	rc = SSMR3PutStructEx(pSSM, &pContext->state.paPixelShaderConst[j], sizeof(pContext->state.paPixelShaderConst[j]), 0, g_aVMSVGASHADERCONSTFields, NULL);
529	AssertRCReturn(rc, rc);
530	}
531
532	/* Save vertex shader constants. */
533	for (uint32_t j = 0; j < pContext->state.cVertexShaderConst; j++)
534	{
535	rc = SSMR3PutStructEx(pSSM, &pContext->state.paVertexShaderConst[j], sizeof(pContext->state.paVertexShaderConst[j]), 0, g_aVMSVGASHADERCONSTFields, NULL);
536	AssertRCReturn(rc, rc);
537	}
538
539	/* Save texture stage and samplers state. */
540
541	/* Number of stages/samplers. */
542	rc = SSMR3PutU32(pSSM, RT_ELEMENTS(pContext->state.aTextureStates));
543	AssertRCReturn(rc, rc);
544
545	/* Number of texture states. */
546	rc = SSMR3PutU32(pSSM, RT_ELEMENTS(pContext->state.aTextureStates[0]));
547	AssertRCReturn(rc, rc);
548
549	for (uint32_t iStage = 0; iStage < RT_ELEMENTS(pContext->state.aTextureStates); ++iStage)
550	{
551	for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aTextureStates[0]); ++j)
552	{
553	SVGA3dTextureState *pTextureState = &pContext->state.aTextureStates[iStage][j];
554
555	SSMR3PutU32(pSSM, pTextureState->stage);
556	SSMR3PutU32(pSSM, pTextureState->name);
557	rc = SSMR3PutU32(pSSM, pTextureState->value);
558	AssertRCReturn(rc, rc);
559	}
560	}
561	}
562
563	return VINF_SUCCESS;
564	}
565
566	int vmsvga3dSaveExec(PVGASTATE pThis, PSSMHANDLE pSSM)
567	{
568	PVMSVGA3DSTATE pState = pThis->svga.p3dState;
569	AssertReturn(pState, VERR_NO_MEMORY);
570	int rc;
571
572	/* Save a copy of the generic 3d state first. */
573	rc = SSMR3PutStructEx(pSSM, pState, sizeof(*pState), 0, g_aVMSVGA3DSTATEFields, NULL);
574	AssertRCReturn(rc, rc);
575
576	#ifdef VMSVGA3D_OPENGL
577	/* Save the shared context. */
578	if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID)
579	{
580	rc = vmsvga3dSaveContext(pThis, pSSM, &pState->SharedCtx);
581	AssertRCReturn(rc, rc);
582	}
583	#endif
584
585	/* Save all active contexts. */
586	for (uint32_t i = 0; i < pState->cContexts; i++)
587	{
588	rc = vmsvga3dSaveContext(pThis, pSSM, pState->papContexts[i]);
589	AssertRCReturn(rc, rc);
590	}
591
592	/* Save all active surfaces. */
593	for (uint32_t sid = 0; sid < pState->cSurfaces; sid++)
594	{
595	PVMSVGA3DSURFACE pSurface = pState->papSurfaces[sid];
596
597	/* Save the id first. */
598	rc = SSMR3PutU32(pSSM, pSurface->id);
599	AssertRCReturn(rc, rc);
600
601	if (pSurface->id != SVGA3D_INVALID_ID)
602	{
603	/* Save a copy of the surface structure first. */
604	rc = SSMR3PutStructEx(pSSM, pSurface, sizeof(*pSurface), 0, g_aVMSVGA3DSURFACEFields, NULL);
605	AssertRCReturn(rc, rc);
606
607	/* Save the mip map level info. */
608	for (uint32_t face=0; face < pSurface->cFaces; face++)
609	{
610	for (uint32_t i = 0; i < pSurface->faces[0].numMipLevels; i++)
611	{
612	uint32_t idx = i + face * pSurface->faces[0].numMipLevels;
613	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->pMipmapLevels[idx];
614
615	/* Save a copy of the mip map level struct. */
616	rc = SSMR3PutStructEx(pSSM, pMipmapLevel, sizeof(*pMipmapLevel), 0, g_aVMSVGA3DMIPMAPLEVELFields, NULL);
617	AssertRCReturn(rc, rc);
618	}
619	}
620
621	/* Save the mip map level data. */
622	for (uint32_t face=0; face < pSurface->cFaces; face++)
623	{
624	for (uint32_t i = 0; i < pSurface->faces[0].numMipLevels; i++)
625	{
626	uint32_t idx = i + face * pSurface->faces[0].numMipLevels;
627	PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->pMipmapLevels[idx];
628
629	Log(("Surface sid=%d: save mipmap level %d with %x bytes data.\n", sid, i, pMipmapLevel->cbSurface));
630
631	#ifdef VMSVGA3D_DIRECT3D
632	if (!pSurface->u.pSurface)
633	#else
634	if (pSurface->oglId.texture == OPENGL_INVALID_ID)
635	#endif
636	{
637	if (pMipmapLevel->fDirty)
638	{
639	/* Data follows */
640	rc = SSMR3PutBool(pSSM, true);
641	AssertRCReturn(rc, rc);
642
643	Assert(pMipmapLevel->cbSurface);
644	rc = SSMR3PutMem(pSSM, pMipmapLevel->pSurfaceData, pMipmapLevel->cbSurface);
645	AssertRCReturn(rc, rc);
646	}
647	else
648	{
649	/* No data follows */
650	rc = SSMR3PutBool(pSSM, false);
651	AssertRCReturn(rc, rc);
652	}
653	}
654	else
655	{
656	#ifdef VMSVGA3D_DIRECT3D
657	void *pData;
658	bool fRenderTargetTexture = false;
659	bool fTexture = false;
660	bool fSkipSave = false;
661	HRESULT hr;
662
663	Assert(pMipmapLevel->cbSurface);
664	pData = RTMemAllocZ(pMipmapLevel->cbSurface);
665	AssertReturn(pData, VERR_NO_MEMORY);
666
667	switch (pSurface->enmD3DResType)
668	{
669	case VMSVGA3D_D3DRESTYPE_CUBE_TEXTURE:
670	case VMSVGA3D_D3DRESTYPE_VOLUME_TEXTURE:
671	AssertFailed(); ///@todo
672	fSkipSave = true;
673	break;
674	case VMSVGA3D_D3DRESTYPE_SURFACE:
675	case VMSVGA3D_D3DRESTYPE_TEXTURE:
676	{
677	if (pSurface->surfaceFlags & SVGA3D_SURFACE_HINT_DEPTHSTENCIL)
678	{
679	/** @todo unable to easily fetch depth surface data in d3d 9 */
680	fSkipSave = true;
681	break;
682	}
683
684	fTexture = (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_TEXTURE);
685	fRenderTargetTexture = fTexture && (pSurface->surfaceFlags & SVGA3D_SURFACE_HINT_RENDERTARGET);
686
687	D3DLOCKED_RECT LockedRect;
688
689	if (fTexture)
690	{
691	if (pSurface->bounce.pTexture)
692	{
693	if ( !pSurface->fDirty
694	&& fRenderTargetTexture
695	&& i == 0 /* only the first time */)
696	{
697	IDirect3DSurface9 pSrc, pDest;
698
699	/** @todo stricter checks for associated context */
700	uint32_t cid = pSurface->idAssociatedContext;
701	if ( cid >= pState->cContexts
702	\|\| pState->papContexts[cid]->id != cid)
703	{
704	Log(("vmsvga3dSaveExec invalid context id (%x - %x)!\n", cid, (cid >= pState->cContexts) ? -1 : pState->papContexts[cid]->id));
705	AssertFailedReturn(VERR_INVALID_PARAMETER);
706	}
707	PVMSVGA3DCONTEXT pContext = pState->papContexts[cid];
708
709	hr = pSurface->bounce.pTexture->GetSurfaceLevel(i, &pDest);
710	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetSurfaceLevel failed with %x\n", hr), VERR_INTERNAL_ERROR);
711
712	hr = pSurface->u.pTexture->GetSurfaceLevel(i, &pSrc);
713	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetSurfaceLevel failed with %x\n", hr), VERR_INTERNAL_ERROR);
714
715	hr = pContext->pDevice->GetRenderTargetData(pSrc, pDest);
716	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetRenderTargetData failed with %x\n", hr), VERR_INTERNAL_ERROR);
717
718	pSrc->Release();
719	pDest->Release();
720	}
721
722	hr = pSurface->bounce.pTexture->LockRect(i, /* texture level */
723	&LockedRect,
724	NULL,
725	D3DLOCK_READONLY);
726	}
727	else
728	hr = pSurface->u.pTexture->LockRect(i, /* texture level */
729	&LockedRect,
730	NULL,
731	D3DLOCK_READONLY);
732	}
733	else
734	hr = pSurface->u.pSurface->LockRect(&LockedRect,
735	NULL,
736	D3DLOCK_READONLY);
737	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: LockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
738
739	/* Copy the data one line at a time in case the internal pitch is different. */
740	for (uint32_t j = 0; j < pMipmapLevel->cBlocksY; ++j)
741	{
742	uint8_t pu8Dst = (uint8_t )pData + j * pMipmapLevel->cbSurfacePitch;
743	const uint8_t pu8Src = (uint8_t )LockedRect.pBits + j * LockedRect.Pitch;
744	memcpy(pu8Dst, pu8Src, pMipmapLevel->cbSurfacePitch);
745	}
746
747	if (fTexture)
748	{
749	if (pSurface->bounce.pTexture)
750	{
751	hr = pSurface->bounce.pTexture->UnlockRect(i);
752	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: UnlockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
753	}
754	else
755	hr = pSurface->u.pTexture->UnlockRect(i);
756	}
757	else
758	hr = pSurface->u.pSurface->UnlockRect();
759	AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: UnlockRect failed with %x\n", hr), VERR_INTERNAL_ERROR);
760	break;
761	}
762
763	case VMSVGA3D_D3DRESTYPE_VERTEX_BUFFER:
764	case VMSVGA3D_D3DRESTYPE_INDEX_BUFFER:
765	{
766	/* Current type of the buffer. */
767	const bool fVertex = (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_VERTEX_BUFFER);
768
769	uint8_t *pD3DData;
770
771	if (fVertex)
772	hr = pSurface->u.pVertexBuffer->Lock(0, 0, (void **)&pD3DData, D3DLOCK_READONLY);
773	else
774	hr = pSurface->u.pIndexBuffer->Lock(0, 0, (void **)&pD3DData, D3DLOCK_READONLY);
775	AssertMsg(hr == D3D_OK, ("vmsvga3dSaveExec: Lock %s failed with %x\n", (fVertex) ? "vertex" : "index", hr));
776
777	memcpy(pData, pD3DData, pMipmapLevel->cbSurface);
778
779	if (fVertex)
780	hr = pSurface->u.pVertexBuffer->Unlock();
781	else
782	hr = pSurface->u.pIndexBuffer->Unlock();
783	AssertMsg(hr == D3D_OK, ("vmsvga3dSaveExec: Unlock %s failed with %x\n", (fVertex) ? "vertex" : "index", hr));
784	break;
785	}
786
787	default:
788	AssertFailed();
789	break;
790	}
791
792	if (!fSkipSave)
793	{
794	/* Data follows */
795	rc = SSMR3PutBool(pSSM, true);
796	AssertRCReturn(rc, rc);
797
798	/* And write the surface data. */
799	rc = SSMR3PutMem(pSSM, pData, pMipmapLevel->cbSurface);
800	AssertRCReturn(rc, rc);
801	}
802	else
803	{
804	/* No data follows */
805	rc = SSMR3PutBool(pSSM, false);
806	AssertRCReturn(rc, rc);
807	}
808
809	RTMemFree(pData);
810	#elif defined(VMSVGA3D_OPENGL)
811	void *pData = NULL;
812
813	PVMSVGA3DCONTEXT pContext = &pState->SharedCtx;
814	VMSVGA3D_SET_CURRENT_CONTEXT(pState, pContext);
815
816	Assert(pMipmapLevel->cbSurface);
817
818	switch (pSurface->surfaceFlags & VMSVGA3D_SURFACE_HINT_SWITCH_MASK)
819	{
820	default:
821	AssertFailed();
822	RT_FALL_THRU();
823	case SVGA3D_SURFACE_HINT_DEPTHSTENCIL:
824	case SVGA3D_SURFACE_HINT_DEPTHSTENCIL \| SVGA3D_SURFACE_HINT_TEXTURE:
825	/** @todo fetch data from the renderbuffer */
826	/* No data follows */
827	rc = SSMR3PutBool(pSSM, false);
828	AssertRCReturn(rc, rc);
829	break;
830
831	case SVGA3D_SURFACE_HINT_TEXTURE \| SVGA3D_SURFACE_HINT_RENDERTARGET:
832	case SVGA3D_SURFACE_HINT_TEXTURE:
833	case SVGA3D_SURFACE_HINT_RENDERTARGET:
834	{
835	GLint activeTexture;
836
837	pData = RTMemAllocZ(pMipmapLevel->cbSurface);
838	AssertReturn(pData, VERR_NO_MEMORY);
839
840	glGetIntegerv(GL_TEXTURE_BINDING_2D, &activeTexture);
841	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
842
843	glBindTexture(GL_TEXTURE_2D, pSurface->oglId.texture);
844	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
845
846	/* Set row length and alignment of the output data. */
847	VMSVGAPACKPARAMS SavedParams;
848	vmsvga3dOglSetPackParams(pState, pContext, pSurface, &SavedParams);
849
850	glGetTexImage(GL_TEXTURE_2D,
851	i,
852	pSurface->formatGL,
853	pSurface->typeGL,
854	pData);
855	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
856
857	vmsvga3dOglRestorePackParams(pState, pContext, pSurface, &SavedParams);
858
859	/* Data follows */
860	rc = SSMR3PutBool(pSSM, true);
861	AssertRCReturn(rc, rc);
862
863	/* And write the surface data. */
864	rc = SSMR3PutMem(pSSM, pData, pMipmapLevel->cbSurface);
865	AssertRCReturn(rc, rc);
866
867	/* Restore the old active texture. */
868	glBindTexture(GL_TEXTURE_2D, activeTexture);
869	VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext);
870	break;
871	}
872
873	case SVGA3D_SURFACE_HINT_VERTEXBUFFER \| SVGA3D_SURFACE_HINT_INDEXBUFFER:
874	case SVGA3D_SURFACE_HINT_VERTEXBUFFER:
875	case SVGA3D_SURFACE_HINT_INDEXBUFFER:
876	{
877	uint8_t *pBufferData;
878
879	pState->ext.glBindBuffer(GL_ARRAY_BUFFER, pSurface->oglId.buffer);
880	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
881
882	pBufferData = (uint8_t *)pState->ext.glMapBuffer(GL_ARRAY_BUFFER, GL_READ_ONLY);
883	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
884	Assert(pBufferData);
885
886	/* Data follows */
887	rc = SSMR3PutBool(pSSM, true);
888	AssertRCReturn(rc, rc);
889
890	/* And write the surface data. */
891	rc = SSMR3PutMem(pSSM, pBufferData, pMipmapLevel->cbSurface);
892	AssertRCReturn(rc, rc);
893
894	pState->ext.glUnmapBuffer(GL_ARRAY_BUFFER);
895	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
896
897	pState->ext.glBindBuffer(GL_ARRAY_BUFFER, 0);
898	VMSVGA3D_CHECK_LAST_ERROR(pState, pContext);
899
900	}
901	}
902	if (pData)
903	RTMemFree(pData);
904	#else
905	#error "Unexpected 3d backend"
906	#endif
907	}
908	}
909	}
910	}
911	}
912	return VINF_SUCCESS;
913	}
914
915	int vmsvga3dSaveShaderConst(PVMSVGA3DCONTEXT pContext, uint32_t reg, SVGA3dShaderType type, SVGA3dShaderConstType ctype,
916	uint32_t val1, uint32_t val2, uint32_t val3, uint32_t val4)
917	{
918	/* Choose a sane upper limit. */
919	AssertReturn(reg < _32K, VERR_INVALID_PARAMETER);
920
921	if (type == SVGA3D_SHADERTYPE_VS)
922	{
923	if (pContext->state.cVertexShaderConst <= reg)
924	{
925	pContext->state.paVertexShaderConst = (PVMSVGASHADERCONST)RTMemRealloc(pContext->state.paVertexShaderConst, sizeof(VMSVGASHADERCONST) * (reg + 1));
926	AssertReturn(pContext->state.paVertexShaderConst, VERR_NO_MEMORY);
927	for (uint32_t i = pContext->state.cVertexShaderConst; i < reg + 1; i++)
928	pContext->state.paVertexShaderConst[i].fValid = false;
929	pContext->state.cVertexShaderConst = reg + 1;
930	}
931
932	pContext->state.paVertexShaderConst[reg].fValid = true;
933	pContext->state.paVertexShaderConst[reg].ctype = ctype;
934	pContext->state.paVertexShaderConst[reg].value[0] = val1;
935	pContext->state.paVertexShaderConst[reg].value[1] = val2;
936	pContext->state.paVertexShaderConst[reg].value[2] = val3;
937	pContext->state.paVertexShaderConst[reg].value[3] = val4;
938	}
939	else
940	{
941	Assert(type == SVGA3D_SHADERTYPE_PS);
942	if (pContext->state.cPixelShaderConst <= reg)
943	{
944	pContext->state.paPixelShaderConst = (PVMSVGASHADERCONST)RTMemRealloc(pContext->state.paPixelShaderConst, sizeof(VMSVGASHADERCONST) * (reg + 1));
945	AssertReturn(pContext->state.paPixelShaderConst, VERR_NO_MEMORY);
946	for (uint32_t i = pContext->state.cPixelShaderConst; i < reg + 1; i++)
947	pContext->state.paPixelShaderConst[i].fValid = false;
948	pContext->state.cPixelShaderConst = reg + 1;
949	}
950
951	pContext->state.paPixelShaderConst[reg].fValid = true;
952	pContext->state.paPixelShaderConst[reg].ctype = ctype;
953	pContext->state.paPixelShaderConst[reg].value[0] = val1;
954	pContext->state.paPixelShaderConst[reg].value[1] = val2;
955	pContext->state.paPixelShaderConst[reg].value[2] = val3;
956	pContext->state.paPixelShaderConst[reg].value[3] = val4;
957	}
958
959	return VINF_SUCCESS;
960	}
961

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA-SVGA3d-savedstate.cpp@ 69222

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