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Diffstat (limited to 'examples/widgets/rhi/cuberhiwidget/examplewidget.h')
-rw-r--r-- | examples/widgets/rhi/cuberhiwidget/examplewidget.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/examples/widgets/rhi/cuberhiwidget/examplewidget.h b/examples/widgets/rhi/cuberhiwidget/examplewidget.h new file mode 100644 index 0000000000..9cc554b3fb --- /dev/null +++ b/examples/widgets/rhi/cuberhiwidget/examplewidget.h @@ -0,0 +1,72 @@ +// Copyright (C) 2023 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#ifndef EXAMPLEWIDGET_H +#define EXAMPLEWIDGET_H + +#include <QRhiWidget> +#include <rhi/qrhi.h> + +class ExampleRhiWidget : public QRhiWidget +{ + Q_OBJECT + +public: + ExampleRhiWidget(QWidget *parent = nullptr); + + void initialize(QRhiCommandBuffer *cb) override; + void render(QRhiCommandBuffer *cb) override; + void releaseResources() override; +//![data-setters] + void setCubeTextureText(const QString &s) + { + if (itemData.cubeText == s) + return; + itemData.cubeText = s; + itemData.cubeTextDirty = true; + update(); + } + + void setCubeRotation(float r) + { + if (itemData.cubeRotation == r) + return; + itemData.cubeRotation = r; + itemData.cubeRotationDirty = true; + update(); + } +//![data-setters] + +signals: + void resized(); + void rhiChanged(const QString &apiName); + +private: + QRhi *m_rhi = nullptr; + int m_sampleCount = 1; + QSize m_pixelSize; + + struct { + QRhiResourceUpdateBatch *resourceUpdates = nullptr; + std::unique_ptr<QRhiBuffer> vbuf; + std::unique_ptr<QRhiBuffer> ubuf; + std::unique_ptr<QRhiShaderResourceBindings> srb; + std::unique_ptr<QRhiGraphicsPipeline> ps; + std::unique_ptr<QRhiSampler> sampler; + std::unique_ptr<QRhiTexture> cubeTex; + QMatrix4x4 mvp; + } scene; + + struct { + QString cubeText; + bool cubeTextDirty = false; + float cubeRotation = 0.0f; + bool cubeRotationDirty = false; + } itemData; + + void initScene(); + void updateMvp(); + void updateCubeTexture(); +}; + +#endif |