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47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
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// Copyright (C) 2018 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#ifndef TRIANGLERENDERER_H
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#define TRIANGLERENDERER_H
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#include <QtGui/private/qrhi_p.h>
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class TriangleRenderer
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{
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public:
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void setRhi(QRhi *r) { m_r = r; }
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void setSampleCount(int samples) { m_sampleCount = samples; }
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int sampleCount() const { return m_sampleCount; }
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void setTranslation(const QVector3D &v) { m_translation = v; }
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void setScale(float f) { m_scale = f; }
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void setDepthWrite(bool enable) { m_depthWrite = enable; }
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void setColorAttCount(int count) { m_colorAttCount = count; }
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QRhiGraphicsPipeline *pipeline() const { return m_ps; }
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void initResources(QRhiRenderPassDescriptor *rp);
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void releaseResources();
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void resize(const QSize &pixelSize);
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void queueResourceUpdates(QRhiResourceUpdateBatch *resourceUpdates);
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void queueDraw(QRhiCommandBuffer *cb, const QSize &outputSizeInPixels);
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private:
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QRhi *m_r;
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QRhiBuffer *m_vbuf = nullptr;
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bool m_vbufReady = false;
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QRhiBuffer *m_ubuf = nullptr;
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QRhiShaderResourceBindings *m_srb = nullptr;
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QRhiGraphicsPipeline *m_ps = nullptr;
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QVector3D m_translation;
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float m_scale = 1;
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bool m_depthWrite = false;
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int m_colorAttCount = 1;
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QMatrix4x4 m_proj;
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float m_rotation = 0;
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float m_opacity = 1;
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int m_opacityDir = -1;
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int m_sampleCount = 1; // no MSAA by default
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};
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#endif
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