1 files changed, 88 insertions, 0 deletions
diff --git a/src/VBox/Devices/Graphics/DevVGA-SVGA3d-dx-shader.h b/src/VBox/Devices/Graphics/DevVGA-SVGA3d-dx-shader.h
new file mode 100644
index 00000000..5c307b31
--- /dev/null
+++ b/src/VBox/Devices/Graphics/DevVGA-SVGA3d-dx-shader.h
@@ -0,0 +1,88 @@
+/* $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 */