1 files changed, 134 insertions, 0 deletions
diff --git a/src/Runtime/Source/render/Qt3DSRenderProgramPipeline.cpp b/src/Runtime/Source/render/Qt3DSRenderProgramPipeline.cpp
new file mode 100644
index 00000000..b0a9f271
--- /dev/null
+++ b/src/Runtime/Source/render/Qt3DSRenderProgramPipeline.cpp
@@ -0,0 +1,134 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "foundation/Qt3DSAllocator.h"
+#include "foundation/Qt3DSBroadcastingAllocator.h"
+#include "render/Qt3DSRenderBaseTypes.h"
+#include "render/Qt3DSRenderProgramPipeline.h"
+#include "render/Qt3DSRenderShaderProgram.h"
+
+namespace qt3ds {
+namespace render {
+
+    NVRenderProgramPipeline::NVRenderProgramPipeline(NVRenderContextImpl &context,
+                                                     NVFoundationBase &fnd)
+        : m_Context(context)
+        , m_Foundation(fnd)
+        , m_Backend(context.GetBackend())
+        , mRefCount(0)
+        , m_Program(NULL)
+        , m_VertexProgram(NULL)
+        , m_FragmentProgram(NULL)
+        , m_TessControlProgram(NULL)
+        , m_TessEvalProgram(NULL)
+        , m_GeometryProgram(NULL)
+        , m_ComputProgram(NULL)
+    {
+        m_ProgramPipelineHandle = m_Backend->CreateProgramPipeline();
+    }
+
+    NVRenderProgramPipeline::~NVRenderProgramPipeline()
+    {
+        if (m_ProgramPipelineHandle) {
+            m_Backend->ReleaseProgramPipeline(m_ProgramPipelineHandle);
+        }
+
+        if (m_VertexProgram)
+            m_VertexProgram->release();
+        if (m_FragmentProgram)
+            m_FragmentProgram->release();
+        if (m_TessControlProgram)
+            m_TessControlProgram->release();
+        if (m_TessEvalProgram)
+            m_TessEvalProgram->release();
+        if (m_GeometryProgram)
+            m_GeometryProgram->release();
+    }
+
+    bool NVRenderProgramPipeline::IsValid() { return (m_ProgramPipelineHandle != NULL); }
+
+    void NVRenderProgramPipeline::SetProgramStages(NVRenderShaderProgram *inProgram,
+                                                   NVRenderShaderTypeFlags flags)
+    {
+        bool bDirty = false;
+
+        if (flags & NVRenderShaderTypeValue::Vertex && inProgram != m_VertexProgram) {
+            if (m_VertexProgram)
+                m_VertexProgram->release();
+            if (inProgram)
+                inProgram->addRef();
+            m_VertexProgram = inProgram;
+            bDirty = true;
+        }
+        if (flags & NVRenderShaderTypeValue::Fragment && inProgram != m_FragmentProgram) {
+            if (m_FragmentProgram)
+                m_FragmentProgram->release();
+            if (inProgram)
+                inProgram->addRef();
+            m_FragmentProgram = inProgram;
+            bDirty = true;
+        }
+        if (flags & NVRenderShaderTypeValue::TessControl && inProgram != m_TessControlProgram) {
+            if (m_TessControlProgram)
+                m_TessControlProgram->release();
+            if (inProgram)
+                inProgram->addRef();
+            m_TessControlProgram = inProgram;
+            bDirty = true;
+        }
+        if (flags & NVRenderShaderTypeValue::TessEvaluation && inProgram != m_TessEvalProgram) {
+            if (m_TessEvalProgram)
+                m_TessEvalProgram->release();
+            if (inProgram)
+                inProgram->addRef();
+            m_TessEvalProgram = inProgram;
+            bDirty = true;
+        }
+        if (flags & NVRenderShaderTypeValue::Geometry && inProgram != m_GeometryProgram) {
+            if (m_GeometryProgram)
+                m_GeometryProgram->release();
+            if (inProgram)
+                inProgram->addRef();
+            m_GeometryProgram = inProgram;
+            bDirty = true;
+        }
+
+        if (bDirty) {
+            m_Backend->SetProgramStages(m_ProgramPipelineHandle, flags,
+                                        (inProgram) ? inProgram->GetShaderProgramHandle() : NULL);
+        }
+    }
+
+    void NVRenderProgramPipeline::Bind()
+    {
+        m_Backend->SetActiveProgramPipeline(m_ProgramPipelineHandle);
+    }
+}
+}