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Diffstat (limited to 'src/Runtime/ogl-runtime/src/render/Qt3DSRenderProgramPipeline.h')
| -rw-r--r-- | src/Runtime/ogl-runtime/src/render/Qt3DSRenderProgramPipeline.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/Runtime/ogl-runtime/src/render/Qt3DSRenderProgramPipeline.h b/src/Runtime/ogl-runtime/src/render/Qt3DSRenderProgramPipeline.h new file mode 100644 index 00000000..ce47146a --- /dev/null +++ b/src/Runtime/ogl-runtime/src/render/Qt3DSRenderProgramPipeline.h @@ -0,0 +1,138 @@ +/**************************************************************************** +** +** Copyright (C) 2008-2012 NVIDIA Corporation. +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of Qt 3D Studio. +** +** $QT_BEGIN_LICENSE:GPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 or (at your option) any later version +** approved by the KDE Free Qt Foundation. The licenses are as published by +** the Free Software Foundation and appearing in the file LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#pragma once +#ifndef QT3DS_RENDER_PROGRAM_PIPLINE_H +#define QT3DS_RENDER_PROGRAM_PIPLINE_H + +#include "foundation/Qt3DSFoundation.h" +#include "foundation/Qt3DSBroadcastingAllocator.h" +#include "foundation/Qt3DSAtomic.h" +#include "render/Qt3DSRenderContext.h" +#include "render/backends/Qt3DSRenderBackend.h" +#include <EASTL/string.h> + +namespace qt3ds { +namespace render { + using namespace foundation; + + class NVRenderContextImpl; + class NVRenderShaderProgram; + + ///< A program pipeline is a collection of a multiple programs (vertex, fragment, geometry,....) + class QT3DS_AUTOTEST_EXPORT NVRenderProgramPipeline : public NVRefCounted + { + protected: + NVRenderContextImpl &m_Context; ///< pointer to context + NVFoundationBase &m_Foundation; ///< pointer to foundation + NVRenderBackend *m_Backend; ///< pointer to backend + volatile QT3DSI32 mRefCount; ///< Using foundations' naming convention to ease implementation + + public: + /** + * @brief constructor + * + * @param[in] context Pointer to render context + * @param[in] fnd Pointer to foundation + * + * @return No return. + */ + NVRenderProgramPipeline(NVRenderContextImpl &context, NVFoundationBase &fnd); + + /// @brief destructor + ~NVRenderProgramPipeline(); + + // define refcount functions + QT3DS_IMPLEMENT_REF_COUNT_ADDREF_RELEASE(m_Foundation) + + /** + * @brief Query if pipeline is valid + * + * @return True if valid. + */ + bool IsValid(); + + /** + * @brief enable / disable a program stage in the pipeline + * + * @param[in] pProgram Pointer to program. If NULL stage will be disabled + * @param[in] flags Flags to which stage this program is bound to. Can more than + * one stage + * + * @return no return. + */ + void SetProgramStages(NVRenderShaderProgram *pProgram, NVRenderShaderTypeFlags flags); + + /** + * @brief Make the program pipeline active + * + * @return True if valid. + */ + void Bind(); + + /** + * @brief get the backend object handle + * + * @return the backend object handle. + */ + NVRenderBackend::NVRenderBackendProgramPipeline GetShaderHandle() + { + return m_ProgramPipelineHandle; + } + + /** + * @brief get the vertex stage program + * + * @return the backend object handle. + */ + NVRenderShaderProgram *GetVertexStage() { return m_VertexProgram; } + + private: + NVRenderBackend::NVRenderBackendProgramPipeline + m_ProgramPipelineHandle; ///< opaque backend handle + + NVRenderShaderProgram + *m_Program; ///< for non separable programs this contains the entire program + NVRenderShaderProgram + *m_VertexProgram; ///< for separable programs this contains the vertex program + NVRenderShaderProgram + *m_FragmentProgram; ///< for separable programs this contains the fragment program + NVRenderShaderProgram *m_TessControlProgram; ///< for separable programs this contains the + ///tessellation control program + NVRenderShaderProgram *m_TessEvalProgram; ///< for separable programs this contains the + ///tessellation evaluation program + NVRenderShaderProgram + *m_GeometryProgram; ///< for separable programs this contains the geometry program + NVRenderShaderProgram + *m_ComputProgram; ///< for separable programs this contains the compute program + }; +} +} + +#endif |