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Diffstat (limited to 'src/VBox/Devices/Graphics/shaderlib/shaderlib.h')
| -rw-r--r-- | src/VBox/Devices/Graphics/shaderlib/shaderlib.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/src/VBox/Devices/Graphics/shaderlib/shaderlib.h b/src/VBox/Devices/Graphics/shaderlib/shaderlib.h new file mode 100644 index 00000000..60a2d00e --- /dev/null +++ b/src/VBox/Devices/Graphics/shaderlib/shaderlib.h @@ -0,0 +1,110 @@ +/* $Id: shaderlib.h $ */ +/** @file + * shaderlib -- interface to WINE's Direct3D shader functions + */ + +/* + * Copyright (C) 2014-2022 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_shaderlib_shaderlib_h +#define VBOX_INCLUDED_SRC_Graphics_shaderlib_shaderlib_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <VBox/cdefs.h> + +RT_C_DECLS_BEGIN + +#ifdef IN_SHADERLIB_STATIC +# define SHADERDECL(type) DECLHIDDEN(type) RTCALL +#else +# define SHADERDECL(type) DECLEXPORT(type) RTCALL +#endif + +/** Pointer to shaderlib callback interface. */ +typedef struct VBOXVMSVGASHADERIF *PVBOXVMSVGASHADERIF; +/** + * Interface the shader lib can use to talk back to the VBox VMSVGA OGL 3D code. + */ +typedef struct VBOXVMSVGASHADERIF +{ + /** + * Switches the initialization profile in builds where we have to juggle two + * OpenGL profiles to gather all the data (i.e. mac os x). + * + * @param pThis Pointer to this structure. + * @param fOtherProfile If set, switch to the non-default profile. If + * clear, switch back to the default profile. + */ + DECLCALLBACKMEMBER(void, pfnSwitchInitProfile,(PVBOXVMSVGASHADERIF pThis, bool fOtherProfile)); + + /** + * Extension enumeration function. + * + * @param pThis Pointer to this structure. + * @param ppvEnumCtx Pointer to a void point that's initialized to NULL + * before the first call. + * @param pszBuf Where to store the extension name. Garbled on + * overflow (we assume no overflow). + * @param cbBuf The size of the buffer @a pszBuf points to. + * @param fOtherProfile Indicates which profile to get extensions from, + * we'll use the default profile if CLEAR and the + * non-default if SET. + */ + DECLCALLBACKMEMBER(bool, pfnGetNextExtension,(PVBOXVMSVGASHADERIF pThis, void **ppvEnumCtx, char *pszBuf, size_t cbBuf, + bool fOtherProfile)); +} VBOXVMSVGASHADERIF; + +SHADERDECL(int) ShaderInitLib(PVBOXVMSVGASHADERIF pVBoxShaderIf); +SHADERDECL(int) ShaderDestroyLib(void); + +SHADERDECL(int) ShaderContextCreate(void **ppShaderContext); +SHADERDECL(int) ShaderContextDestroy(void *pShaderContext); + +SHADERDECL(int) ShaderCreateVertexShader(void *pShaderContext, const uint32_t *pShaderData, uint32_t cbShaderData, void **pShaderObj); +SHADERDECL(int) ShaderCreatePixelShader(void *pShaderContext, const uint32_t *pShaderData, uint32_t cbShaderData, void **pShaderObj); + +SHADERDECL(int) ShaderDestroyVertexShader(void *pShaderContext, void *pShaderObj); +SHADERDECL(int) ShaderDestroyPixelShader(void *pShaderContext, void *pShaderObj); + +SHADERDECL(int) ShaderSetVertexShader(void *pShaderContext, void *pShaderObj); +SHADERDECL(int) ShaderSetPixelShader(void *pShaderContext, void *pShaderObj); + +SHADERDECL(int) ShaderSetVertexShaderConstantB(void *pShaderContext, uint32_t reg, const uint8_t *pValues, uint32_t cRegisters); +SHADERDECL(int) ShaderSetVertexShaderConstantI(void *pShaderContext, uint32_t reg, const int32_t *pValues, uint32_t cRegisters); +SHADERDECL(int) ShaderSetVertexShaderConstantF(void *pShaderContext, uint32_t reg, const float *pValues, uint32_t cRegisters); + +SHADERDECL(int) ShaderSetPixelShaderConstantB(void *pShaderContext, uint32_t reg, const uint8_t *pValues, uint32_t cRegisters); +SHADERDECL(int) ShaderSetPixelShaderConstantI(void *pShaderContext, uint32_t reg, const int32_t *pValues, uint32_t cRegisters); +SHADERDECL(int) ShaderSetPixelShaderConstantF(void *pShaderContext, uint32_t reg, const float *pValues, uint32_t cRegisters); + +SHADERDECL(int) ShaderSetPositionTransformed(void *pShaderContext, unsigned cxViewPort, unsigned cyViewPort, bool fPreTransformed); + +SHADERDECL(int) ShaderUpdateState(void *pShaderContext, uint32_t rtHeight); + +SHADERDECL(int) ShaderTransformProjection(unsigned cxViewPort, unsigned cyViewPort, float matrix[16], bool fPretransformed); + +RT_C_DECLS_END + +#endif /* !VBOX_INCLUDED_SRC_Graphics_shaderlib_shaderlib_h */ + |