diff options
Diffstat (limited to 'src/VBox/Devices/Graphics/DevVGA-SVGA3d-savedstate.cpp')
| -rw-r--r-- | src/VBox/Devices/Graphics/DevVGA-SVGA3d-savedstate.cpp | 1290 |
1 files changed, 1290 insertions, 0 deletions
diff --git a/src/VBox/Devices/Graphics/DevVGA-SVGA3d-savedstate.cpp b/src/VBox/Devices/Graphics/DevVGA-SVGA3d-savedstate.cpp new file mode 100644 index 00000000..fcb47f42 --- /dev/null +++ b/src/VBox/Devices/Graphics/DevVGA-SVGA3d-savedstate.cpp @@ -0,0 +1,1290 @@ +/* $Id: DevVGA-SVGA3d-savedstate.cpp $ */ +/** @file + * DevSVGA3d - VMWare SVGA device, 3D parts - Saved state and assocated stuff. + */ + +/* + * Copyright (C) 2013-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define LOG_GROUP LOG_GROUP_DEV_VMSVGA +#include <VBox/vmm/pdmdev.h> +#include <iprt/errcore.h> +#include <VBox/log.h> + +#include <iprt/assert.h> +#include <iprt/mem.h> + +#include <VBox/vmm/pgm.h> /* required by DevVGA.h */ +#include <VBoxVideo.h> /* required by DevVGA.h */ + +/* should go BEFORE any other DevVGA include to make all DevVGA.h config defines be visible */ +#include "DevVGA.h" + +#include "DevVGA-SVGA.h" +#include "DevVGA-SVGA3d.h" +#define VMSVGA3D_INCL_STRUCTURE_DESCRIPTORS +#include "DevVGA-SVGA3d-internal.h" + + + +/** + * Reinitializes an active context. + * + * @returns VBox status code. + * @param pThisCC The VGA/VMSVGA state for ring-3. + * @param pContext The freshly loaded context to reinitialize. + */ +static int vmsvga3dLoadReinitContext(PVGASTATECC pThisCC, PVMSVGA3DCONTEXT pContext) +{ + int rc; + uint32_t cid = pContext->id; + Assert(cid != SVGA3D_INVALID_ID); + + /* First set the render targets as they change the internal state (reset viewport etc) */ + Log(("vmsvga3dLoadReinitContext: Recreate render targets BEGIN [cid=%#x]\n", cid)); + for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aRenderTargets); j++) + { + if (pContext->state.aRenderTargets[j] != SVGA3D_INVALID_ID) + { + SVGA3dSurfaceImageId target; + + target.sid = pContext->state.aRenderTargets[j]; + target.face = 0; + target.mipmap = 0; + rc = vmsvga3dSetRenderTarget(pThisCC, cid, (SVGA3dRenderTargetType)j, target); + AssertRCReturn(rc, rc); + } + } + Log(("vmsvga3dLoadReinitContext: Recreate render targets END\n")); + + /* Recreate the render state */ + Log(("vmsvga3dLoadReinitContext: Recreate render state BEGIN\n")); + for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aRenderState); j++) + { + SVGA3dRenderState *pRenderState = &pContext->state.aRenderState[j]; + + if (pRenderState->state != SVGA3D_RS_INVALID) + vmsvga3dSetRenderState(pThisCC, pContext->id, 1, pRenderState); + } + Log(("vmsvga3dLoadReinitContext: Recreate render state END\n")); + + /* Recreate the texture state */ + Log(("vmsvga3dLoadReinitContext: Recreate texture state BEGIN\n")); + for (uint32_t iStage = 0; iStage < RT_ELEMENTS(pContext->state.aTextureStates); ++iStage) + { + for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aTextureStates[0]); ++j) + { + SVGA3dTextureState *pTextureState = &pContext->state.aTextureStates[iStage][j]; + + if (pTextureState->name != SVGA3D_TS_INVALID) + vmsvga3dSetTextureState(pThisCC, pContext->id, 1, pTextureState); + } + } + Log(("vmsvga3dLoadReinitContext: Recreate texture state END\n")); + + /* Reprogram the clip planes. */ + for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aClipPlane); j++) + { + if (pContext->state.aClipPlane[j].fValid == true) + vmsvga3dSetClipPlane(pThisCC, cid, j, pContext->state.aClipPlane[j].plane); + } + + /* Reprogram the light data. */ + for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aLightData); j++) + { + if (pContext->state.aLightData[j].fValidData == true) + vmsvga3dSetLightData(pThisCC, cid, j, &pContext->state.aLightData[j].data); + if (pContext->state.aLightData[j].fEnabled) + vmsvga3dSetLightEnabled(pThisCC, cid, j, true); + } + + /* Recreate the transform state. */ + if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_TRANSFORM) + { + for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aTransformState); j++) + { + if (pContext->state.aTransformState[j].fValid == true) + vmsvga3dSetTransform(pThisCC, cid, (SVGA3dTransformType)j, pContext->state.aTransformState[j].matrix); + } + } + + /* Reprogram the material data. */ + if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_MATERIAL) + { + for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aMaterial); j++) + { + if (pContext->state.aMaterial[j].fValid == true) + vmsvga3dSetMaterial(pThisCC, cid, (SVGA3dFace)j, &pContext->state.aMaterial[j].material); + } + } + + if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_SCISSORRECT) + vmsvga3dSetScissorRect(pThisCC, cid, &pContext->state.RectScissor); + if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_ZRANGE) + vmsvga3dSetZRange(pThisCC, cid, pContext->state.zRange); + if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_VIEWPORT) + vmsvga3dSetViewPort(pThisCC, cid, &pContext->state.RectViewPort); + if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_VERTEXSHADER) + vmsvga3dShaderSet(pThisCC, pContext, cid, SVGA3D_SHADERTYPE_VS, pContext->state.shidVertex); + if (pContext->state.u32UpdateFlags & VMSVGA3D_UPDATE_PIXELSHADER) + vmsvga3dShaderSet(pThisCC, pContext, cid, SVGA3D_SHADERTYPE_PS, pContext->state.shidPixel); + + Log(("vmsvga3dLoadReinitContext: returns [cid=%#x]\n", cid)); + return VINF_SUCCESS; +} + +static int vmsvga3dLoadVMSVGA3DSURFACEPreMipLevels(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, VMSVGA3DSURFACE *pSurface) +{ + struct VMSVGA3DSURFACEPreMipLevels + { + uint32_t id; + uint32_t idAssociatedContext; + uint32_t surfaceFlags; + SVGA3dSurfaceFormat format; +#ifdef VMSVGA3D_OPENGL + GLint internalFormatGL; + GLint formatGL; + GLint typeGL; +#endif + SVGA3dSurfaceFace faces[SVGA3D_MAX_SURFACE_FACES]; + uint32_t cFaces; + uint32_t multiSampleCount; + SVGA3dTextureFilter autogenFilter; + uint32_t cbBlock; + }; + + static SSMFIELD const s_aVMSVGA3DSURFACEFieldsPreMipLevels[] = + { + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, id), + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, idAssociatedContext), + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, surfaceFlags), + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, format), +#ifdef VMSVGA3D_OPENGL + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, internalFormatGL), + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, formatGL), + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, typeGL), +#endif + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, faces), + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, cFaces), + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, multiSampleCount), + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, autogenFilter), +#ifdef VMSVGA3D_DIRECT3D + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, format), /* Yes, the 'format' field is duplicated. */ +#endif + SSMFIELD_ENTRY(struct VMSVGA3DSURFACEPreMipLevels, cbBlock), + SSMFIELD_ENTRY_TERM() + }; + + struct VMSVGA3DSURFACEPreMipLevels surfacePreMipLevels; + int rc = pDevIns->pHlpR3->pfnSSMGetStructEx(pSSM, &surfacePreMipLevels, sizeof(surfacePreMipLevels), 0, s_aVMSVGA3DSURFACEFieldsPreMipLevels, NULL); + if (RT_SUCCESS(rc)) + { + pSurface->id = surfacePreMipLevels.id; + pSurface->idAssociatedContext = surfacePreMipLevels.idAssociatedContext; + pSurface->f.s.surface1Flags = surfacePreMipLevels.surfaceFlags; + pSurface->f.s.surface2Flags = 0; + pSurface->format = surfacePreMipLevels.format; +#ifdef VMSVGA3D_OPENGL + pSurface->internalFormatGL = surfacePreMipLevels.internalFormatGL; + pSurface->formatGL = surfacePreMipLevels.formatGL; + pSurface->typeGL = surfacePreMipLevels.typeGL; +#endif + pSurface->cLevels = surfacePreMipLevels.faces[0].numMipLevels; + pSurface->cFaces = surfacePreMipLevels.cFaces; + pSurface->multiSampleCount = surfacePreMipLevels.multiSampleCount; + pSurface->autogenFilter = surfacePreMipLevels.autogenFilter; + pSurface->cbBlock = surfacePreMipLevels.cbBlock; + } + return rc; +} + + +/* + * Load the legacy VMSVGA3DCONTEXT from saved state version VGA_SAVEDSTATE_VERSION_VMSVGA_MIPLEVELS (23) + * or earlier, i.e. 6.1 or old trunk. + * + * The saved state incompatibility has been introduced in two revisions: + * + * - r140506: which makes sure that VMSVGA structures are tightly packed (pragma pack(1)). + * This caused all structures which have a member from VMSVGA headers (like VMSVGALIGHTSTATE) to be packed too. + * For example the size of aLightData element (VMSVGALIGHTSTATE) is 2 bytes smaller on trunk (118) than on 6.1 (120), + * which happens because SVGA3dLightData member offset is 2 on trunk and 4 on 6.1. + * + * - r141385: new VMSVGA device headers. + * SVGA3D_RS_MAX is 99 with new VMSVGA headers, but it was 100 with old headers. + * 6.1 always saved 100 entries; trunk before r141385 saved 100 entries; trunk at r141385 saves 99 entries. + * + * 6.1 saved state version is VGA_SAVEDSTATE_VERSION_VMSVGA_SCREENS (21). + * Trunk r141287 introduced VGA_SAVEDSTATE_VERSION_VMSVGA_MIPLEVELS (23). + * + * Both issues has been solved by loading a compatible context structure for saved state + * version < VGA_SAVEDSTATE_VERSION_VMSVGA_MIPLEVELS. + * This means that trunk will not be able to load states created from r140506 to r141385. + */ +static int vmsvga3dLoadVMSVGA3DCONTEXT23(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, VMSVGA3DCONTEXT *pContext) +{ +#pragma pack(1) + struct VMSVGA3DCONTEXT23 + { + uint32_t id; +#ifdef VMSVGA3D_OPENGL + uint32_t lastError; +#endif + uint32_t cPixelShaders; + uint32_t cVertexShaders; + struct + { + uint32_t u32UpdateFlags; + SVGA3dRenderState aRenderState[/*SVGA3D_RS_MAX=*/ 100]; + SVGA3dTextureState aTextureStates[/*SVGA3D_MAX_TEXTURE_STAGE=*/ 8][/*SVGA3D_TS_MAX=*/ 30]; + struct + { + bool fValid; + bool pad[3]; + float matrix[16]; + } aTransformState[SVGA3D_TRANSFORM_MAX]; + struct + { + bool fValid; + bool pad[3]; + SVGA3dMaterial material; + } aMaterial[SVGA3D_FACE_MAX]; + struct + { + bool fValid; + bool pad[3]; + float plane[4]; + } aClipPlane[SVGA3D_CLIPPLANE_5]; + struct + { + bool fEnabled; + bool fValidData; + bool pad[2]; + SVGA3dLightData data; + } aLightData[SVGA3D_MAX_LIGHTS]; + uint32_t aRenderTargets[SVGA3D_RT_MAX]; + SVGA3dRect RectScissor; + SVGA3dRect RectViewPort; + SVGA3dZRange zRange; + uint32_t shidPixel; + uint32_t shidVertex; + uint32_t cPixelShaderConst; + uint32_t cVertexShaderConst; + } state; + }; +#pragma pack() + + static SSMFIELD const g_aVMSVGA3DCONTEXT23Fields[] = + { + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, id), +#ifdef VMSVGA3D_OPENGL + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, lastError), +#endif + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, cPixelShaders), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, cVertexShaders), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.u32UpdateFlags), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.aRenderState), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.aTextureStates), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.aTransformState), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.aMaterial), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.aClipPlane), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.aLightData), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.aRenderTargets), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.RectScissor), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.RectViewPort), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.zRange), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.shidPixel), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.shidVertex), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.cPixelShaderConst), + SSMFIELD_ENTRY(VMSVGA3DCONTEXT23, state.cVertexShaderConst), + SSMFIELD_ENTRY_TERM() + }; + + struct VMSVGA3DCONTEXT23 ctx; + int rc = pDevIns->pHlpR3->pfnSSMGetStructEx(pSSM, &ctx, sizeof(ctx), 0, g_aVMSVGA3DCONTEXT23Fields, NULL); + AssertRCReturn(rc, rc); + + pContext->id = ctx.id; +#ifdef VMSVGA3D_OPENGL + pContext->lastError = (GLenum)ctx.lastError; +#endif + + pContext->cPixelShaders = ctx.cPixelShaders; + pContext->cVertexShaders = ctx.cVertexShaders; + pContext->state.u32UpdateFlags = ctx.state.u32UpdateFlags; + + AssertCompile(sizeof(SVGA3dRenderState) == 8); + AssertCompile(RT_ELEMENTS(pContext->state.aRenderState) == 99); + for (unsigned i = 0; i < RT_ELEMENTS(pContext->state.aRenderState); ++i) + pContext->state.aRenderState[i] = ctx.state.aRenderState[i]; + + // Skip pContext->state.aTextureStates + AssertCompile(sizeof(SVGA3dTextureState) == 12); + + AssertCompile(sizeof(VMSVGATRANSFORMSTATE) == 68); + AssertCompile(RT_ELEMENTS(pContext->state.aTransformState) == 15); + for (unsigned i = 0; i < RT_ELEMENTS(pContext->state.aTransformState); ++i) + { + pContext->state.aTransformState[i].fValid = ctx.state.aTransformState[i].fValid; + memcpy(pContext->state.aTransformState[i].matrix, ctx.state.aTransformState[i].matrix, sizeof(pContext->state.aTransformState[i].matrix)); + } + + AssertCompile(sizeof(SVGA3dMaterial) == 68); + AssertCompile(RT_ELEMENTS(pContext->state.aMaterial) == 5); + for (unsigned i = 0; i < RT_ELEMENTS(pContext->state.aMaterial); ++i) + { + pContext->state.aMaterial[i].fValid = ctx.state.aMaterial[i].fValid; + pContext->state.aMaterial[i].material = ctx.state.aMaterial[i].material; + } + + AssertCompile(sizeof(VMSVGACLIPPLANESTATE) == 20); + AssertCompile(RT_ELEMENTS(pContext->state.aClipPlane) == (1 << 5)); + for (unsigned i = 0; i < RT_ELEMENTS(pContext->state.aClipPlane); ++i) + { + pContext->state.aClipPlane[i].fValid = ctx.state.aClipPlane[i].fValid; + memcpy(pContext->state.aClipPlane[i].plane, ctx.state.aClipPlane[i].plane, sizeof(pContext->state.aClipPlane[i].plane)); + } + + AssertCompile(sizeof(SVGA3dLightData) == 116); + AssertCompile(RT_ELEMENTS(pContext->state.aLightData) == 32); + for (unsigned i = 0; i < RT_ELEMENTS(pContext->state.aLightData); ++i) + { + pContext->state.aLightData[i].fEnabled = ctx.state.aLightData[i].fEnabled; + pContext->state.aLightData[i].fValidData = ctx.state.aLightData[i].fValidData; + pContext->state.aLightData[i].data = ctx.state.aLightData[i].data; + } + + AssertCompile(RT_ELEMENTS(pContext->state.aRenderTargets) == 10); + memcpy(pContext->state.aRenderTargets, ctx.state.aRenderTargets, SVGA3D_RT_MAX * sizeof(uint32_t)); + + AssertCompile(sizeof(SVGA3dRect) == 16); + pContext->state.RectScissor = ctx.state.RectScissor; + pContext->state.RectViewPort = ctx.state.RectViewPort; + + AssertCompile(sizeof(SVGA3dZRange) == 8); + pContext->state.zRange = ctx.state.zRange; + + pContext->state.shidPixel = ctx.state.shidPixel; + pContext->state.shidVertex = ctx.state.shidVertex; + pContext->state.cPixelShaderConst = ctx.state.cPixelShaderConst; + pContext->state.cVertexShaderConst = ctx.state.cVertexShaderConst; + + return VINF_SUCCESS; +} + +int vmsvga3dLoadExec(PPDMDEVINS pDevIns, PVGASTATE pThis, PVGASTATECC pThisCC, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass) +{ + RT_NOREF(pDevIns, pThis, uPass); + PVMSVGA3DSTATE pState = pThisCC->svga.p3dState; + AssertReturn(pState, VERR_NO_MEMORY); + PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3; + int rc; + uint32_t cContexts, cSurfaces; + LogFlow(("vmsvga3dLoadExec:\n")); + + /* Get the generic 3d state first. */ + rc = pHlp->pfnSSMGetStructEx(pSSM, pState, sizeof(*pState), 0, g_aVMSVGA3DSTATEFields, NULL); + AssertRCReturn(rc, rc); + + cContexts = pState->cContexts; + cSurfaces = pState->cSurfaces; + pState->cContexts = 0; + pState->cSurfaces = 0; + + /* Fetch all active contexts. */ + for (uint32_t i = 0; i < cContexts; i++) + { + PVMSVGA3DCONTEXT pContext; + uint32_t cid; + + /* Get the context id */ + rc = pHlp->pfnSSMGetU32(pSSM, &cid); + AssertRCReturn(rc, rc); + + if (cid != SVGA3D_INVALID_ID) + { + uint32_t cPixelShaderConst, cVertexShaderConst, cPixelShaders, cVertexShaders; + LogFlow(("vmsvga3dLoadExec: Loading cid=%#x\n", cid)); + +#ifdef VMSVGA3D_OPENGL + if (cid == VMSVGA3D_SHARED_CTX_ID) + { + i--; /* Not included in cContexts. */ + pContext = &pState->SharedCtx; + if (pContext->id != VMSVGA3D_SHARED_CTX_ID) + { + /** @todo Separate backend */ + rc = vmsvga3dContextDefineOgl(pThisCC, VMSVGA3D_SHARED_CTX_ID, VMSVGA3D_DEF_CTX_F_SHARED_CTX); + AssertRCReturn(rc, rc); + } + } + else +#endif + { + rc = vmsvga3dContextDefine(pThisCC, cid); + AssertRCReturn(rc, rc); + + pContext = pState->papContexts[i]; + } + AssertReturn(pContext->id == cid, VERR_INTERNAL_ERROR); + + if (uVersion >= VGA_SAVEDSTATE_VERSION_VMSVGA_MIPLEVELS) + rc = pHlp->pfnSSMGetStructEx(pSSM, pContext, sizeof(*pContext), 0, g_aVMSVGA3DCONTEXTFields, NULL); + else + rc = vmsvga3dLoadVMSVGA3DCONTEXT23(pDevIns, pSSM, pContext); + AssertRCReturn(rc, rc); + + cPixelShaders = pContext->cPixelShaders; + cVertexShaders = pContext->cVertexShaders; + cPixelShaderConst = pContext->state.cPixelShaderConst; + cVertexShaderConst = pContext->state.cVertexShaderConst; + pContext->cPixelShaders = 0; + pContext->cVertexShaders = 0; + pContext->state.cPixelShaderConst = 0; + pContext->state.cVertexShaderConst = 0; + + /* Fetch all pixel shaders. */ + for (uint32_t j = 0; j < cPixelShaders; j++) + { + VMSVGA3DSHADER shader; + uint32_t shid; + + /* Fetch the id first. */ + rc = pHlp->pfnSSMGetU32(pSSM, &shid); + AssertRCReturn(rc, rc); + + if (shid != SVGA3D_INVALID_ID) + { + uint32_t *pData; + + /* Fetch a copy of the shader struct. */ + rc = pHlp->pfnSSMGetStructEx(pSSM, &shader, sizeof(shader), 0, g_aVMSVGA3DSHADERFields, NULL); + AssertRCReturn(rc, rc); + + pData = (uint32_t *)RTMemAlloc(shader.cbData); + AssertReturn(pData, VERR_NO_MEMORY); + + rc = pHlp->pfnSSMGetMem(pSSM, pData, shader.cbData); + AssertRCReturn(rc, rc); + + rc = vmsvga3dShaderDefine(pThisCC, cid, shid, shader.type, shader.cbData, pData); + AssertRCReturn(rc, rc); + + RTMemFree(pData); + } + } + + /* Fetch all vertex shaders. */ + for (uint32_t j = 0; j < cVertexShaders; j++) + { + VMSVGA3DSHADER shader; + uint32_t shid; + + /* Fetch the id first. */ + rc = pHlp->pfnSSMGetU32(pSSM, &shid); + AssertRCReturn(rc, rc); + + if (shid != SVGA3D_INVALID_ID) + { + uint32_t *pData; + + /* Fetch a copy of the shader struct. */ + rc = pHlp->pfnSSMGetStructEx(pSSM, &shader, sizeof(shader), 0, g_aVMSVGA3DSHADERFields, NULL); + AssertRCReturn(rc, rc); + + pData = (uint32_t *)RTMemAlloc(shader.cbData); + AssertReturn(pData, VERR_NO_MEMORY); + + rc = pHlp->pfnSSMGetMem(pSSM, pData, shader.cbData); + AssertRCReturn(rc, rc); + + rc = vmsvga3dShaderDefine(pThisCC, cid, shid, shader.type, shader.cbData, pData); + AssertRCReturn(rc, rc); + + RTMemFree(pData); + } + } + + /* Fetch pixel shader constants. */ + for (uint32_t j = 0; j < cPixelShaderConst; j++) + { + VMSVGASHADERCONST ShaderConst; + + rc = pHlp->pfnSSMGetStructEx(pSSM, &ShaderConst, sizeof(ShaderConst), 0, g_aVMSVGASHADERCONSTFields, NULL); + AssertRCReturn(rc, rc); + + if (ShaderConst.fValid) + { + rc = vmsvga3dShaderSetConst(pThisCC, cid, j, SVGA3D_SHADERTYPE_PS, ShaderConst.ctype, 1, ShaderConst.value); + AssertRCReturn(rc, rc); + } + } + + /* Fetch vertex shader constants. */ + for (uint32_t j = 0; j < cVertexShaderConst; j++) + { + VMSVGASHADERCONST ShaderConst; + + rc = pHlp->pfnSSMGetStructEx(pSSM, &ShaderConst, sizeof(ShaderConst), 0, g_aVMSVGASHADERCONSTFields, NULL); + AssertRCReturn(rc, rc); + + if (ShaderConst.fValid) + { + rc = vmsvga3dShaderSetConst(pThisCC, cid, j, SVGA3D_SHADERTYPE_VS, ShaderConst.ctype, 1, ShaderConst.value); + AssertRCReturn(rc, rc); + } + } + + if (uVersion >= VGA_SAVEDSTATE_VERSION_VMSVGA_TEX_STAGES) + { + /* Load texture stage and samplers state. */ + + /* Number of stages/samplers. */ + uint32_t cStages; + rc = pHlp->pfnSSMGetU32(pSSM, &cStages); + AssertRCReturn(rc, rc); + + /* Number of states. */ + uint32_t cTextureStates; + rc = pHlp->pfnSSMGetU32(pSSM, &cTextureStates); + AssertRCReturn(rc, rc); + + for (uint32_t iStage = 0; iStage < cStages; ++iStage) + { + for (uint32_t j = 0; j < cTextureStates; ++j) + { + SVGA3dTextureState textureState; + pHlp->pfnSSMGetU32(pSSM, &textureState.stage); + uint32_t u32Name; + pHlp->pfnSSMGetU32(pSSM, &u32Name); + textureState.name = (SVGA3dTextureStateName)u32Name; + rc = pHlp->pfnSSMGetU32(pSSM, &textureState.value); + AssertRCReturn(rc, rc); + + if ( iStage < RT_ELEMENTS(pContext->state.aTextureStates) + && j < RT_ELEMENTS(pContext->state.aTextureStates[0])) + { + pContext->state.aTextureStates[iStage][j] = textureState; + } + } + } + } + + if (uVersion >= VGA_SAVEDSTATE_VERSION_VMSVGA) + { + VMSVGA3DQUERY query; + RT_ZERO(query); + + rc = pHlp->pfnSSMGetStructEx(pSSM, &query, sizeof(query), 0, g_aVMSVGA3DQUERYFields, NULL); + AssertRCReturn(rc, rc); + + switch (query.enmQueryState) + { + case VMSVGA3DQUERYSTATE_BUILDING: + /* Start collecting data. */ + vmsvga3dQueryBegin(pThisCC, cid, SVGA3D_QUERYTYPE_OCCLUSION); + /* Partial result. */ + pContext->occlusion.u32QueryResult = query.u32QueryResult; + break; + + case VMSVGA3DQUERYSTATE_ISSUED: + /* Guest ended the query but did not read result. Result is restored. */ + query.enmQueryState = VMSVGA3DQUERYSTATE_SIGNALED; + RT_FALL_THRU(); + case VMSVGA3DQUERYSTATE_SIGNALED: + /* Create the query object. */ + vmsvga3dQueryCreate(pThisCC, cid, SVGA3D_QUERYTYPE_OCCLUSION); + + /* Update result and state. */ + pContext->occlusion.enmQueryState = query.enmQueryState; + pContext->occlusion.u32QueryResult = query.u32QueryResult; + break; + + default: + AssertFailed(); + RT_FALL_THRU(); + case VMSVGA3DQUERYSTATE_NULL: + RT_ZERO(pContext->occlusion); + break; + } + } + } + } + +#ifdef VMSVGA3D_OPENGL + /* Make the shared context the current one. */ + if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID) + VMSVGA3D_SET_CURRENT_CONTEXT(pState, &pState->SharedCtx); +#endif + + /* Fetch all surfaces. */ + for (uint32_t i = 0; i < cSurfaces; i++) + { + uint32_t sid; + + /* Fetch the id first. */ + rc = pHlp->pfnSSMGetU32(pSSM, &sid); + AssertRCReturn(rc, rc); + + if (sid != SVGA3D_INVALID_ID) + { + VMSVGA3DSURFACE surface; + LogFlow(("vmsvga3dLoadExec: Loading sid=%#x\n", sid)); + + /* Fetch the surface structure first. */ + if (RT_LIKELY(uVersion >= VGA_SAVEDSTATE_VERSION_VMSVGA_MIPLEVELS)) + rc = pHlp->pfnSSMGetStructEx(pSSM, &surface, sizeof(surface), 0, g_aVMSVGA3DSURFACEFields, NULL); + else + rc = vmsvga3dLoadVMSVGA3DSURFACEPreMipLevels(pDevIns, pSSM, &surface); + AssertRCReturn(rc, rc); + + { + uint32_t cMipLevels = surface.cLevels * surface.cFaces; + PVMSVGA3DMIPMAPLEVEL pMipmapLevel = (PVMSVGA3DMIPMAPLEVEL)RTMemAlloc(cMipLevels * sizeof(VMSVGA3DMIPMAPLEVEL)); + AssertReturn(pMipmapLevel, VERR_NO_MEMORY); + SVGA3dSize *pMipmapLevelSize = (SVGA3dSize *)RTMemAlloc(cMipLevels * sizeof(SVGA3dSize)); + AssertReturn(pMipmapLevelSize, VERR_NO_MEMORY); + + /* Load the mip map level info. */ + for (uint32_t face=0; face < surface.cFaces; face++) + { + for (uint32_t j = 0; j < surface.cLevels; j++) + { + uint32_t idx = j + face * surface.cLevels; + /* Load the mip map level struct. */ + rc = pHlp->pfnSSMGetStructEx(pSSM, &pMipmapLevel[idx], sizeof(pMipmapLevel[idx]), 0, + g_aVMSVGA3DMIPMAPLEVELFields, NULL); + AssertRCReturn(rc, rc); + + pMipmapLevelSize[idx] = pMipmapLevel[idx].mipmapSize; + } + } + + rc = vmsvga3dSurfaceDefine(pThisCC, sid, surface.f.surfaceFlags, surface.format, surface.multiSampleCount, + surface.autogenFilter, surface.cLevels, &pMipmapLevelSize[0], /* arraySize = */ 0, /* fAllocMipLevels = */ true); + AssertRCReturn(rc, rc); + + RTMemFree(pMipmapLevelSize); + RTMemFree(pMipmapLevel); + } + + PVMSVGA3DSURFACE pSurface = pState->papSurfaces[sid]; + Assert(pSurface->id == sid); + + pSurface->fDirty = false; + + /* Load the mip map level data. */ + for (uint32_t j = 0; j < pSurface->cLevels * pSurface->cFaces; j++) + { + PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->paMipmapLevels[j]; + bool fDataPresent = false; + + /* vmsvga3dSurfaceDefine already allocated the surface data buffer. */ + Assert(pMipmapLevel->cbSurface); + AssertReturn(pMipmapLevel->pSurfaceData, VERR_INTERNAL_ERROR); + + /* Fetch the data present boolean first. */ + rc = pHlp->pfnSSMGetBool(pSSM, &fDataPresent); + AssertRCReturn(rc, rc); + + Log(("Surface sid=%u: load mipmap level %d with %x bytes data (present=%d).\n", sid, j, pMipmapLevel->cbSurface, fDataPresent)); + + if (fDataPresent) + { + rc = pHlp->pfnSSMGetMem(pSSM, pMipmapLevel->pSurfaceData, pMipmapLevel->cbSurface); + AssertRCReturn(rc, rc); + pMipmapLevel->fDirty = true; + pSurface->fDirty = true; + } + else + { + pMipmapLevel->fDirty = false; + } + } + } + } + +#ifdef VMSVGA3D_OPENGL + /* Reinitialize the shared context. */ + LogFlow(("vmsvga3dLoadExec: pState->SharedCtx.id=%#x\n", pState->SharedCtx.id)); + if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID) + { + rc = vmsvga3dLoadReinitContext(pThisCC, &pState->SharedCtx); + AssertRCReturn(rc, rc); + } +#endif + + /* Reinitialize all active contexts. */ + for (uint32_t i = 0; i < pState->cContexts; i++) + { + PVMSVGA3DCONTEXT pContext = pState->papContexts[i]; + if (pContext->id != SVGA3D_INVALID_ID) + { + rc = vmsvga3dLoadReinitContext(pThisCC, pContext); + AssertRCReturn(rc, rc); + } + } + + LogFlow(("vmsvga3dLoadExec: return success\n")); + return VINF_SUCCESS; +} + + +static int vmsvga3dSaveContext(PCPDMDEVHLPR3 pHlp, PVGASTATECC pThisCC, PSSMHANDLE pSSM, PVMSVGA3DCONTEXT pContext) +{ + uint32_t cid = pContext->id; + + /* Save the id first. */ + int rc = pHlp->pfnSSMPutU32(pSSM, cid); + AssertRCReturn(rc, rc); + + if (cid != SVGA3D_INVALID_ID) + { + /* Save a copy of the context structure first. */ + rc = pHlp->pfnSSMPutStructEx(pSSM, pContext, sizeof(*pContext), 0, g_aVMSVGA3DCONTEXTFields, NULL); + AssertRCReturn(rc, rc); + + /* Save all pixel shaders. */ + for (uint32_t j = 0; j < pContext->cPixelShaders; j++) + { + PVMSVGA3DSHADER pShader = &pContext->paPixelShader[j]; + + /* Save the id first. */ + rc = pHlp->pfnSSMPutU32(pSSM, pShader->id); + AssertRCReturn(rc, rc); + + if (pShader->id != SVGA3D_INVALID_ID) + { + uint32_t cbData = pShader->cbData; + + /* Save a copy of the shader struct. */ + rc = pHlp->pfnSSMPutStructEx(pSSM, pShader, sizeof(*pShader), 0, g_aVMSVGA3DSHADERFields, NULL); + AssertRCReturn(rc, rc); + + Log(("Save pixelshader shid=%d with %x bytes code.\n", pShader->id, cbData)); + rc = pHlp->pfnSSMPutMem(pSSM, pShader->pShaderProgram, cbData); + AssertRCReturn(rc, rc); + } + } + + /* Save all vertex shaders. */ + for (uint32_t j = 0; j < pContext->cVertexShaders; j++) + { + PVMSVGA3DSHADER pShader = &pContext->paVertexShader[j]; + + /* Save the id first. */ + rc = pHlp->pfnSSMPutU32(pSSM, pShader->id); + AssertRCReturn(rc, rc); + + if (pShader->id != SVGA3D_INVALID_ID) + { + uint32_t cbData = pShader->cbData; + + /* Save a copy of the shader struct. */ + rc = pHlp->pfnSSMPutStructEx(pSSM, pShader, sizeof(*pShader), 0, g_aVMSVGA3DSHADERFields, NULL); + AssertRCReturn(rc, rc); + + Log(("Save vertex shader shid=%d with %x bytes code.\n", pShader->id, cbData)); + /* Fetch the shader code and save it. */ + rc = pHlp->pfnSSMPutMem(pSSM, pShader->pShaderProgram, cbData); + AssertRCReturn(rc, rc); + } + } + + /* Save pixel shader constants. */ + for (uint32_t j = 0; j < pContext->state.cPixelShaderConst; j++) + { + rc = pHlp->pfnSSMPutStructEx(pSSM, &pContext->state.paPixelShaderConst[j], sizeof(pContext->state.paPixelShaderConst[j]), 0, g_aVMSVGASHADERCONSTFields, NULL); + AssertRCReturn(rc, rc); + } + + /* Save vertex shader constants. */ + for (uint32_t j = 0; j < pContext->state.cVertexShaderConst; j++) + { + rc = pHlp->pfnSSMPutStructEx(pSSM, &pContext->state.paVertexShaderConst[j], sizeof(pContext->state.paVertexShaderConst[j]), 0, g_aVMSVGASHADERCONSTFields, NULL); + AssertRCReturn(rc, rc); + } + + /* Save texture stage and samplers state. */ + + /* Number of stages/samplers. */ + rc = pHlp->pfnSSMPutU32(pSSM, RT_ELEMENTS(pContext->state.aTextureStates)); + AssertRCReturn(rc, rc); + + /* Number of texture states. */ + rc = pHlp->pfnSSMPutU32(pSSM, RT_ELEMENTS(pContext->state.aTextureStates[0])); + AssertRCReturn(rc, rc); + + for (uint32_t iStage = 0; iStage < RT_ELEMENTS(pContext->state.aTextureStates); ++iStage) + { + for (uint32_t j = 0; j < RT_ELEMENTS(pContext->state.aTextureStates[0]); ++j) + { + SVGA3dTextureState *pTextureState = &pContext->state.aTextureStates[iStage][j]; + + pHlp->pfnSSMPutU32(pSSM, pTextureState->stage); + pHlp->pfnSSMPutU32(pSSM, pTextureState->name); + rc = pHlp->pfnSSMPutU32(pSSM, pTextureState->value); + AssertRCReturn(rc, rc); + } + } + + /* Occlusion query. */ + if (!VMSVGA3DQUERY_EXISTS(&pContext->occlusion)) + { + pContext->occlusion.enmQueryState = VMSVGA3DQUERYSTATE_NULL; + } + + /* Save the current query state, because code below can change it. */ + VMSVGA3DQUERYSTATE const enmQueryState = pContext->occlusion.enmQueryState; + switch (enmQueryState) + { + case VMSVGA3DQUERYSTATE_BUILDING: + /* Stop collecting data. Fetch partial result. Save result. */ + vmsvga3dQueryEnd(pThisCC, cid, SVGA3D_QUERYTYPE_OCCLUSION); + RT_FALL_THRU(); + case VMSVGA3DQUERYSTATE_ISSUED: + /* Fetch result. Save result. */ + pContext->occlusion.u32QueryResult = 0; + vmsvga3dQueryWait(pThisCC, cid, SVGA3D_QUERYTYPE_OCCLUSION, NULL, NULL); + RT_FALL_THRU(); + case VMSVGA3DQUERYSTATE_SIGNALED: + /* Save result. Nothing to do here. */ + break; + + default: + AssertFailed(); + RT_FALL_THRU(); + case VMSVGA3DQUERYSTATE_NULL: + pContext->occlusion.enmQueryState = VMSVGA3DQUERYSTATE_NULL; + pContext->occlusion.u32QueryResult = 0; + break; + } + + /* Restore the current actual state. */ + pContext->occlusion.enmQueryState = enmQueryState; + + rc = pHlp->pfnSSMPutStructEx(pSSM, &pContext->occlusion, sizeof(pContext->occlusion), 0, g_aVMSVGA3DQUERYFields, NULL); + AssertRCReturn(rc, rc); + } + + return VINF_SUCCESS; +} + +int vmsvga3dSaveExec(PPDMDEVINS pDevIns, PVGASTATECC pThisCC, PSSMHANDLE pSSM) +{ + PVMSVGA3DSTATE pState = pThisCC->svga.p3dState; + AssertReturn(pState, VERR_NO_MEMORY); + PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3; + int rc; + + /* Save a copy of the generic 3d state first. */ + rc = pHlp->pfnSSMPutStructEx(pSSM, pState, sizeof(*pState), 0, g_aVMSVGA3DSTATEFields, NULL); + AssertRCReturn(rc, rc); + +#ifdef VMSVGA3D_OPENGL + /* Save the shared context. */ + if (pState->SharedCtx.id == VMSVGA3D_SHARED_CTX_ID) + { + rc = vmsvga3dSaveContext(pHlp, pThisCC, pSSM, &pState->SharedCtx); + AssertRCReturn(rc, rc); + } +#endif + + /* Save all active contexts. */ + for (uint32_t i = 0; i < pState->cContexts; i++) + { + rc = vmsvga3dSaveContext(pHlp, pThisCC, pSSM, pState->papContexts[i]); + AssertRCReturn(rc, rc); + } + + /* Save all active surfaces. */ + for (uint32_t sid = 0; sid < pState->cSurfaces; sid++) + { + PVMSVGA3DSURFACE pSurface = pState->papSurfaces[sid]; + + /* Save the id first. */ + rc = pHlp->pfnSSMPutU32(pSSM, pSurface->id); + AssertRCReturn(rc, rc); + + if (pSurface->id != SVGA3D_INVALID_ID) + { + /* Save a copy of the surface structure first. */ + rc = pHlp->pfnSSMPutStructEx(pSSM, pSurface, sizeof(*pSurface), 0, g_aVMSVGA3DSURFACEFields, NULL); + AssertRCReturn(rc, rc); + + /* Save the mip map level info. */ + for (uint32_t face=0; face < pSurface->cFaces; face++) + { + for (uint32_t i = 0; i < pSurface->cLevels; i++) + { + uint32_t idx = i + face * pSurface->cLevels; + PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->paMipmapLevels[idx]; + + /* Save a copy of the mip map level struct. */ + rc = pHlp->pfnSSMPutStructEx(pSSM, pMipmapLevel, sizeof(*pMipmapLevel), 0, g_aVMSVGA3DMIPMAPLEVELFields, NULL); + AssertRCReturn(rc, rc); + } + } + + /* Save the mip map level data. */ + for (uint32_t face=0; face < pSurface->cFaces; face++) + { + for (uint32_t i = 0; i < pSurface->cLevels; i++) + { + uint32_t idx = i + face * pSurface->cLevels; + PVMSVGA3DMIPMAPLEVEL pMipmapLevel = &pSurface->paMipmapLevels[idx]; + + Log(("Surface sid=%u: save mipmap level %d with %x bytes data.\n", sid, i, pMipmapLevel->cbSurface)); + + if (!VMSVGA3DSURFACE_HAS_HW_SURFACE(pSurface)) + { + if (pMipmapLevel->fDirty) + { + /* Data follows */ + rc = pHlp->pfnSSMPutBool(pSSM, true); + AssertRCReturn(rc, rc); + + Assert(pMipmapLevel->cbSurface); + rc = pHlp->pfnSSMPutMem(pSSM, pMipmapLevel->pSurfaceData, pMipmapLevel->cbSurface); + AssertRCReturn(rc, rc); + } + else + { + /* No data follows */ + rc = pHlp->pfnSSMPutBool(pSSM, false); + AssertRCReturn(rc, rc); + } + } + else if (vmsvga3dIsLegacyBackend(pThisCC)) + { +#ifdef VMSVGA3D_DIRECT3D + void *pData; + bool fRenderTargetTexture = false; + bool fTexture = false; + bool fSkipSave = false; + HRESULT hr; + + Assert(pMipmapLevel->cbSurface); + pData = RTMemAllocZ(pMipmapLevel->cbSurface); + AssertReturn(pData, VERR_NO_MEMORY); + + switch (pSurface->enmD3DResType) + { + case VMSVGA3D_D3DRESTYPE_CUBE_TEXTURE: + case VMSVGA3D_D3DRESTYPE_VOLUME_TEXTURE: + AssertFailed(); /// @todo + fSkipSave = true; + break; + case VMSVGA3D_D3DRESTYPE_SURFACE: + case VMSVGA3D_D3DRESTYPE_TEXTURE: + { + if (pSurface->f.surfaceFlags & SVGA3D_SURFACE_HINT_DEPTHSTENCIL) + { + /** @todo unable to easily fetch depth surface data in d3d 9 */ + fSkipSave = true; + break; + } + + fTexture = (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_TEXTURE); + fRenderTargetTexture = fTexture && (pSurface->f.surfaceFlags & SVGA3D_SURFACE_HINT_RENDERTARGET); + + D3DLOCKED_RECT LockedRect; + + if (fTexture) + { + if (pSurface->bounce.pTexture) + { + if ( !pSurface->fDirty + && fRenderTargetTexture + && i == 0 /* only the first time */) + { + IDirect3DSurface9 *pSrc, *pDest; + + /** @todo stricter checks for associated context */ + uint32_t cid = pSurface->idAssociatedContext; + + PVMSVGA3DCONTEXT pContext; + rc = vmsvga3dContextFromCid(pState, cid, &pContext); + AssertRCReturn(rc, rc); + + hr = pSurface->bounce.pTexture->GetSurfaceLevel(i, &pDest); + AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetSurfaceLevel failed with %x\n", hr), VERR_INTERNAL_ERROR); + + hr = pSurface->u.pTexture->GetSurfaceLevel(i, &pSrc); + AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetSurfaceLevel failed with %x\n", hr), VERR_INTERNAL_ERROR); + + hr = pContext->pDevice->GetRenderTargetData(pSrc, pDest); + AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: GetRenderTargetData failed with %x\n", hr), VERR_INTERNAL_ERROR); + + pSrc->Release(); + pDest->Release(); + } + + hr = pSurface->bounce.pTexture->LockRect(i, /* texture level */ + &LockedRect, + NULL, + D3DLOCK_READONLY); + } + else + hr = pSurface->u.pTexture->LockRect(i, /* texture level */ + &LockedRect, + NULL, + D3DLOCK_READONLY); + } + else + hr = pSurface->u.pSurface->LockRect(&LockedRect, + NULL, + D3DLOCK_READONLY); + AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: LockRect failed with %x\n", hr), VERR_INTERNAL_ERROR); + + /* Copy the data one line at a time in case the internal pitch is different. */ + for (uint32_t j = 0; j < pMipmapLevel->cBlocksY; ++j) + { + uint8_t *pu8Dst = (uint8_t *)pData + j * pMipmapLevel->cbSurfacePitch; + const uint8_t *pu8Src = (uint8_t *)LockedRect.pBits + j * LockedRect.Pitch; + memcpy(pu8Dst, pu8Src, pMipmapLevel->cbSurfacePitch); + } + + if (fTexture) + { + if (pSurface->bounce.pTexture) + { + hr = pSurface->bounce.pTexture->UnlockRect(i); + AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: UnlockRect failed with %x\n", hr), VERR_INTERNAL_ERROR); + } + else + hr = pSurface->u.pTexture->UnlockRect(i); + } + else + hr = pSurface->u.pSurface->UnlockRect(); + AssertMsgReturn(hr == D3D_OK, ("vmsvga3dSaveExec: UnlockRect failed with %x\n", hr), VERR_INTERNAL_ERROR); + break; + } + + case VMSVGA3D_D3DRESTYPE_VERTEX_BUFFER: + case VMSVGA3D_D3DRESTYPE_INDEX_BUFFER: + { + /* Current type of the buffer. */ + const bool fVertex = (pSurface->enmD3DResType == VMSVGA3D_D3DRESTYPE_VERTEX_BUFFER); + + uint8_t *pD3DData; + + if (fVertex) + hr = pSurface->u.pVertexBuffer->Lock(0, 0, (void **)&pD3DData, D3DLOCK_READONLY); + else + hr = pSurface->u.pIndexBuffer->Lock(0, 0, (void **)&pD3DData, D3DLOCK_READONLY); + AssertMsg(hr == D3D_OK, ("vmsvga3dSaveExec: Lock %s failed with %x\n", (fVertex) ? "vertex" : "index", hr)); + + memcpy(pData, pD3DData, pMipmapLevel->cbSurface); + + if (fVertex) + hr = pSurface->u.pVertexBuffer->Unlock(); + else + hr = pSurface->u.pIndexBuffer->Unlock(); + AssertMsg(hr == D3D_OK, ("vmsvga3dSaveExec: Unlock %s failed with %x\n", (fVertex) ? "vertex" : "index", hr)); + break; + } + + default: + AssertFailed(); + break; + } + + if (!fSkipSave) + { + /* Data follows */ + rc = pHlp->pfnSSMPutBool(pSSM, true); + AssertRCReturn(rc, rc); + + /* And write the surface data. */ + rc = pHlp->pfnSSMPutMem(pSSM, pData, pMipmapLevel->cbSurface); + AssertRCReturn(rc, rc); + } + else + { + /* No data follows */ + rc = pHlp->pfnSSMPutBool(pSSM, false); + AssertRCReturn(rc, rc); + } + + RTMemFree(pData); + +#elif defined(VMSVGA3D_OPENGL) + void *pData = NULL; + + PVMSVGA3DCONTEXT pContext = &pState->SharedCtx; + VMSVGA3D_SET_CURRENT_CONTEXT(pState, pContext); + + Assert(pMipmapLevel->cbSurface); + + switch (pSurface->enmOGLResType) + { + default: + AssertFailed(); + RT_FALL_THRU(); + case VMSVGA3D_OGLRESTYPE_RENDERBUFFER: + /** @todo fetch data from the renderbuffer. Not used currently. */ + /* No data follows */ + rc = pHlp->pfnSSMPutBool(pSSM, false); + AssertRCReturn(rc, rc); + break; + + case VMSVGA3D_OGLRESTYPE_TEXTURE: + { + GLint activeTexture; + + pData = RTMemAllocZ(pMipmapLevel->cbSurface); + AssertReturn(pData, VERR_NO_MEMORY); + + glGetIntegerv(GL_TEXTURE_BINDING_2D, &activeTexture); + VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext); + + glBindTexture(GL_TEXTURE_2D, pSurface->oglId.texture); + VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext); + + /* Set row length and alignment of the output data. */ + VMSVGAPACKPARAMS SavedParams; + vmsvga3dOglSetPackParams(pState, pContext, pSurface, &SavedParams); + + glGetTexImage(GL_TEXTURE_2D, + i, + pSurface->formatGL, + pSurface->typeGL, + pData); + VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext); + + vmsvga3dOglRestorePackParams(pState, pContext, pSurface, &SavedParams); + + /* Data follows */ + rc = pHlp->pfnSSMPutBool(pSSM, true); + AssertRCReturn(rc, rc); + + /* And write the surface data. */ + rc = pHlp->pfnSSMPutMem(pSSM, pData, pMipmapLevel->cbSurface); + AssertRCReturn(rc, rc); + + /* Restore the old active texture. */ + glBindTexture(GL_TEXTURE_2D, activeTexture); + VMSVGA3D_CHECK_LAST_ERROR_WARN(pState, pContext); + break; + } + + case VMSVGA3D_OGLRESTYPE_BUFFER: + { + uint8_t *pBufferData; + + pState->ext.glBindBuffer(GL_ARRAY_BUFFER, pSurface->oglId.buffer); + VMSVGA3D_CHECK_LAST_ERROR(pState, pContext); + + pBufferData = (uint8_t *)pState->ext.glMapBuffer(GL_ARRAY_BUFFER, GL_READ_ONLY); + VMSVGA3D_CHECK_LAST_ERROR(pState, pContext); + Assert(pBufferData); + + /* Data follows */ + rc = pHlp->pfnSSMPutBool(pSSM, true); + AssertRCReturn(rc, rc); + + /* And write the surface data. */ + rc = pHlp->pfnSSMPutMem(pSSM, pBufferData, pMipmapLevel->cbSurface); + AssertRCReturn(rc, rc); + + pState->ext.glUnmapBuffer(GL_ARRAY_BUFFER); + VMSVGA3D_CHECK_LAST_ERROR(pState, pContext); + + pState->ext.glBindBuffer(GL_ARRAY_BUFFER, 0); + VMSVGA3D_CHECK_LAST_ERROR(pState, pContext); + + } + } + if (pData) + RTMemFree(pData); +#else +#error "Unexpected 3d backend" +#endif + } + else + { + /** @todo DX backend. */ + Assert(!vmsvga3dIsLegacyBackend(pThisCC)); + + /* No data follows */ + rc = pHlp->pfnSSMPutBool(pSSM, false); + AssertRCReturn(rc, rc); + } + } + } + } + } + return VINF_SUCCESS; +} + +int vmsvga3dSaveShaderConst(PVMSVGA3DCONTEXT pContext, uint32_t reg, SVGA3dShaderType type, SVGA3dShaderConstType ctype, + uint32_t val1, uint32_t val2, uint32_t val3, uint32_t val4) +{ + /* Choose a sane upper limit. */ + AssertReturn(reg < _32K, VERR_INVALID_PARAMETER); + + if (type == SVGA3D_SHADERTYPE_VS) + { + if (pContext->state.cVertexShaderConst <= reg) + { + pContext->state.paVertexShaderConst = (PVMSVGASHADERCONST)RTMemRealloc(pContext->state.paVertexShaderConst, sizeof(VMSVGASHADERCONST) * (reg + 1)); + AssertReturn(pContext->state.paVertexShaderConst, VERR_NO_MEMORY); + for (uint32_t i = pContext->state.cVertexShaderConst; i < reg + 1; i++) + pContext->state.paVertexShaderConst[i].fValid = false; + pContext->state.cVertexShaderConst = reg + 1; + } + + pContext->state.paVertexShaderConst[reg].fValid = true; + pContext->state.paVertexShaderConst[reg].ctype = ctype; + pContext->state.paVertexShaderConst[reg].value[0] = val1; + pContext->state.paVertexShaderConst[reg].value[1] = val2; + pContext->state.paVertexShaderConst[reg].value[2] = val3; + pContext->state.paVertexShaderConst[reg].value[3] = val4; + } + else + { + Assert(type == SVGA3D_SHADERTYPE_PS); + if (pContext->state.cPixelShaderConst <= reg) + { + pContext->state.paPixelShaderConst = (PVMSVGASHADERCONST)RTMemRealloc(pContext->state.paPixelShaderConst, sizeof(VMSVGASHADERCONST) * (reg + 1)); + AssertReturn(pContext->state.paPixelShaderConst, VERR_NO_MEMORY); + for (uint32_t i = pContext->state.cPixelShaderConst; i < reg + 1; i++) + pContext->state.paPixelShaderConst[i].fValid = false; + pContext->state.cPixelShaderConst = reg + 1; + } + + pContext->state.paPixelShaderConst[reg].fValid = true; + pContext->state.paPixelShaderConst[reg].ctype = ctype; + pContext->state.paPixelShaderConst[reg].value[0] = val1; + pContext->state.paPixelShaderConst[reg].value[1] = val2; + pContext->state.paPixelShaderConst[reg].value[2] = val3; + pContext->state.paPixelShaderConst[reg].value[3] = val4; + } + + return VINF_SUCCESS; +} + |