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/* $Id: DevVGA-SVGA3d-dx-shader.h $ */
/** @file
* DevVGA - VMWare SVGA device - VGPU10+ (DX) shader utilities.
*/
/*
* Copyright (C) 2020-2023 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
*/
#ifndef VBOX_INCLUDED_SRC_Graphics_DevVGA_SVGA3d_dx_shader_h
#define VBOX_INCLUDED_SRC_Graphics_DevVGA_SVGA3d_dx_shader_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#ifndef VMSVGA3D_DX
# error "This include file is for VMSVGA3D_DX."
#endif
#include <iprt/types.h>
#include "vmsvga_headers_begin.h"
#pragma pack(1) /* VMSVGA structures are '__packed'. */
#include <svga3d_reg.h>
#include <VGPU10ShaderTokens.h>
#pragma pack()
#include "vmsvga_headers_end.h"
/* SVGA3dDXSignatureRegisterComponentType (D3D10_SB_REGISTER_COMPONENT_TYPE) */
#define SVGADX_SIGNATURE_REGISTER_COMPONENT_UINT32 1
#define SVGADX_SIGNATURE_REGISTER_COMPONENT_SINT32 2
#define SVGADX_SIGNATURE_REGISTER_COMPONENT_FLOAT32 3
typedef struct DXShaderAttributeSemantic
{
const char *pcszSemanticName;
uint32_t SemanticIndex;
} DXShaderAttributeSemantic;
typedef struct DXShaderInfo
{
VGPU10_PROGRAM_TYPE enmProgramType;
bool fGuestSignatures : 1;
void *pvBytecode;
uint32_t cbBytecode;
uint32_t cInputSignature;
uint32_t cOutputSignature;
uint32_t cPatchConstantSignature;
uint32_t cDclResource;
SVGA3dDXSignatureEntry aInputSignature[32];
SVGA3dDXSignatureEntry aOutputSignature[32];
SVGA3dDXSignatureEntry aPatchConstantSignature[32];
DXShaderAttributeSemantic aInputSemantic[32];
DXShaderAttributeSemantic aOutputSemantic[32];
DXShaderAttributeSemantic aPatchConstantSemantic[32];
uint32_t aOffDclResource[SVGA3D_DX_MAX_SRVIEWS];
} DXShaderInfo;
int DXShaderParse(void const *pvCode, uint32_t cbCode, DXShaderInfo *pInfo);
void DXShaderGenerateSemantics(DXShaderInfo *pInfo);
void DXShaderSortSignatures(DXShaderInfo *pInfo);
void DXShaderFree(DXShaderInfo *pInfo);
int DXShaderUpdateResources(DXShaderInfo const *pInfo, VGPU10_RESOURCE_DIMENSION *paResourceDimension,
VGPU10_RESOURCE_RETURN_TYPE *paResourceReturnType, uint32_t cResources);
VGPU10_RESOURCE_RETURN_TYPE DXShaderResourceReturnTypeFromFormat(SVGA3dSurfaceFormat format);
SVGA3dDXSignatureRegisterComponentType DXShaderComponentTypeFromFormat(SVGA3dSurfaceFormat format);
int DXShaderCreateDXBC(DXShaderInfo const *pInfo, void **ppvDXBC, uint32_t *pcbDXBC);
char const *DXShaderGetOutputSemanticName(DXShaderInfo const *pInfo, uint32_t idxRegister, SVGA3dDXSignatureSemanticName *pSemanticName);
#endif /* !VBOX_INCLUDED_SRC_Graphics_DevVGA_SVGA3d_dx_shader_h */
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