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Diffstat (limited to 'src/quick/scenegraph/coreapi/qsgrhivisualizer_p.h')
| -rw-r--r-- | src/quick/scenegraph/coreapi/qsgrhivisualizer_p.h | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/src/quick/scenegraph/coreapi/qsgrhivisualizer_p.h b/src/quick/scenegraph/coreapi/qsgrhivisualizer_p.h new file mode 100644 index 0000000000..1ce52a81f1 --- /dev/null +++ b/src/quick/scenegraph/coreapi/qsgrhivisualizer_p.h @@ -0,0 +1,233 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2016 Jolla Ltd, author: <gunnar.sletta@jollamobile.com> +** Copyright (C) 2016 Robin Burchell <robin.burchell@viroteck.net> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQuick module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or 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.GPL2 and 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-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSGRHIVISUALIZER_P_H +#define QSGRHIVISUALIZER_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qsgbatchrenderer_p.h" + +QT_BEGIN_NAMESPACE + +namespace QSGBatchRenderer +{ + +class RhiVisualizer : public Visualizer +{ +public: + RhiVisualizer(Renderer *renderer); + ~RhiVisualizer(); + + void prepareVisualize() override; + void visualize() override; + + void releaseResources() override; + + struct DrawCall + { + static const int UBUF_SIZE = 152; // visualization.vert/frag + struct { + char data[UBUF_SIZE]; // matrix, rotation, color, pattern, projection + } uniforms; + struct { + QRhiGraphicsPipeline::Topology topology; + QRhiVertexInputAttribute::Format format; + int count; + int stride; + const void *data; // only when using own vbuf + } vertex; + struct { + QRhiCommandBuffer::IndexFormat format; + int count; + int stride; + const void *data; // only when using own ibuf + } index; + struct { + QRhiBuffer *vbuf; // either same for all draw calls and owned by the *Vis, or points to a Batch.Buffer.vbo.buf + int vbufOffset; + QRhiBuffer *ibuf; // same, but for index + int ibufOffset; + int ubufOffset; + } buf; + }; + +private: + QShader m_vs; + QShader m_fs; + + void recordDrawCalls(const QVector<DrawCall> &drawCalls, + QRhiCommandBuffer *cb, + QRhiShaderResourceBindings *srb, + bool blendOneOne = false); + + class PipelineCache { + public: + QRhiGraphicsPipeline *pipeline(RhiVisualizer *visualizer, + QRhi *rhi, + QRhiShaderResourceBindings *srb, + QRhiRenderPassDescriptor *rpDesc, + QRhiGraphicsPipeline::Topology topology, + QRhiVertexInputAttribute::Format vertexFormat, + quint32 vertexStride, + bool blendOneOne); + void releaseResources(); + private: + struct Pipeline { + QRhiGraphicsPipeline::Topology topology; + QRhiVertexInputAttribute::Format format; + quint32 stride; + QRhiGraphicsPipeline *ps; + }; + QVarLengthArray<Pipeline, 16> pipelines; + }; + + PipelineCache m_pipelines; + + class Fade { + public: + void prepare(RhiVisualizer *visualizer, + QRhi *rhi, QRhiResourceUpdateBatch *u, QRhiRenderPassDescriptor *rpDesc); + void releaseResources(); + void render(QRhiCommandBuffer *cb); + private: + RhiVisualizer *visualizer; + QRhiBuffer *vbuf = nullptr; + QRhiBuffer *ubuf = nullptr; + QRhiGraphicsPipeline *ps = nullptr; + QRhiShaderResourceBindings *srb = nullptr; + } m_fade; + + class ChangeVis { + public: + void prepare(Node *n, RhiVisualizer *visualizer, + QRhi *rhi, QRhiResourceUpdateBatch *u); + void releaseResources(); + void render(QRhiCommandBuffer *cb); + private: + void gather(Node *n); + RhiVisualizer *visualizer; + QVector<DrawCall> drawCalls; + QRhiBuffer *vbuf = nullptr; + QRhiBuffer *ibuf = nullptr; + QRhiBuffer *ubuf = nullptr; + QRhiShaderResourceBindings *srb = nullptr; + } m_changeVis; + + class BatchVis { + public: + void prepare(const QDataBuffer<Batch *> &opaqueBatches, + const QDataBuffer<Batch *> &alphaBatches, + RhiVisualizer *visualizer, + QRhi *rhi, QRhiResourceUpdateBatch *u, + bool forceUintIndex); + void releaseResources(); + void render(QRhiCommandBuffer *cb); + private: + void gather(Batch *b); + RhiVisualizer *visualizer; + bool forceUintIndex; + QVector<DrawCall> drawCalls; + QRhiBuffer *ubuf = nullptr; + QRhiShaderResourceBindings *srb = nullptr; + } m_batchVis; + + class ClipVis { + public: + void prepare(QSGNode *node, RhiVisualizer *visualizer, + QRhi *rhi, QRhiResourceUpdateBatch *u); + void releaseResources(); + void render(QRhiCommandBuffer *cb); + private: + void gather(QSGNode *node); + RhiVisualizer *visualizer; + QVector<DrawCall> drawCalls; + QRhiBuffer *vbuf = nullptr; + QRhiBuffer *ibuf = nullptr; + QRhiBuffer *ubuf = nullptr; + QRhiShaderResourceBindings *srb = nullptr; + } m_clipVis; + + class OverdrawVis { + public: + void prepare(Node *n, RhiVisualizer *visualizer, + QRhi *rhi, QRhiResourceUpdateBatch *u); + void releaseResources(); + void render(QRhiCommandBuffer *cb); + private: + void gather(Node *n); + RhiVisualizer *visualizer; + QVector<DrawCall> drawCalls; + QRhiBuffer *vbuf = nullptr; + QRhiBuffer *ibuf = nullptr; + QRhiBuffer *ubuf = nullptr; + QRhiShaderResourceBindings *srb = nullptr; + float step = 0.0f; + QMatrix4x4 rotation; + struct { + QRhiBuffer *vbuf = nullptr; + QRhiBuffer *ubuf = nullptr; + QRhiShaderResourceBindings *srb = nullptr; + QRhiGraphicsPipeline *ps = nullptr; + } box; + } m_overdrawVis; + + friend class Fade; + friend class PipelineCache; + friend class ChangeVis; + friend class ClipVis; + friend class OverdrawVis; +}; + +} // namespace QSGBatchRenderer + +QT_END_NAMESPACE + +#endif // QSGRHIVISUALIZER_P_H |