Class MyWindow

Source/1-GraphicsAPI/05-3D/Source/main.cpp:10–132

};

class MyWindow : public QRhiWindow {
public:
	MyWindow(QRhiWindow::InitParams inInitParams) :QRhiWindow(inInitParams) {
		mSigInit.request();
	}
private:
	QRhiEx::Signal mSigInit;
	QRhiEx::Signal mSigSubmit;

	QScopedPointer<QRhiBuffer> mVertexBuffer;
	QScopedPointer<QRhiBuffer> mUniformBuffer;

	QScopedPointer<QRhiShaderResourceBindings> mShaderBindings;
	QScopedPointer<QRhiGraphicsPipeline> mPipeline;
	  
protected:
	void initRhiResource() {
		mVertexBuffer.reset(mRhi->newBuffer(QRhiBuffer::Immutable, QRhiBuffer::VertexBuffer, sizeof(CubeData)));
		mVertexBuffer->create();

		mUniformBuffer.reset(mRhi->newBuffer(QRhiBuffer::Dynamic, QRhiBuffer::UniformBuffer, sizeof(UniformBlock)));
		mUniformBuffer->create();

		mShaderBindings.reset(mRhi->newShaderResourceBindings());
		mShaderBindings->setBindings({
			QRhiShaderResourceBinding::uniformBuffer(0, QRhiShaderResourceBinding::VertexStage, mUniformBuffer.get())
		});
		mShaderBindings->create();

		mPipeline.reset(mRhi->newGraphicsPipeline());

		mPipeline->setSampleCount(mSwapChain->sampleCount());
		mPipeline->setTopology(QRhiGraphicsPipeline::Triangles);

		QShader vs = mRhi->newShaderFromCode(QShader::VertexStage, R"(#version 440
			layout(location = 0) in vec3 inPosition;
			layout(binding = 0) uniform UniformBlock{
				mat4 MVP;
			}UBO;
			out gl_PerVertex { vec4 gl_Position; };
			void main()
			{
				gl_Position = UBO.MVP * vec4(inPosition ,1.0f);
			}
		)");
		Q_ASSERT(vs.isValid());

		QShader fs = mRhi->newShaderFromCode(QShader::FragmentStage, R"(#version 440
			layout(location = 0) out vec4 outFragColor;
			void main()
			{
				outFragColor = vec4(1);
			}
		)");
		Q_ASSERT(fs.isValid());

		mPipeline->setShaderStages({
			{ QRhiShaderStage::Vertex, vs },