z-bar-qt/Plugins/ZShell/Blobs/blobmaterial.hpp

#pragma once

#include <qcolor.h>
#include <qsgmaterial.h>
#include <qsgmaterialshader.h>

struct BlobRectData {
	float cx = 0, cy = 0, hw = 0, hh = 0;
	float offsetX = 0, offsetY = 0;
	float minEig = 1.0f;
	float invDeform[4] = {1, 0, 0, 1};
	float screenHalfX = 0, screenHalfY = 0;
	float radius[4] = {0, 0, 0, 0};
	int excludeMask = 0;
};

class BlobMaterial : public QSGMaterial {
	public:
	[[nodiscard]] QSGMaterialType* type() const override;
	[[nodiscard]] QSGMaterialShader* createShader(
		QSGRendererInterface::RenderMode) const override;
	int compare(const QSGMaterial* other) const override;

	float m_paddedX = 0;
	float m_paddedY = 0;
	float m_paddedW = 0;
	float m_paddedH = 0;
	float m_smoothFactor = 32.0f;
	int m_rectCount = 0;
	int m_myIndex = -2;
	QColor m_color{0x44, 0x88, 0xff};
	int m_hasInverted = 0;
	float m_invertedRadius = 0;
	float m_invertedOuter[4] = {};
	float m_invertedInner[4] = {};
	float m_shadowRadius = 0.0f;
	float m_shadowColor[4] = {0.0f, 0.0f, 0.0f, 0.5f};
	float m_invertedOuterRadii[4] = {};
	BlobRectData m_rects[16] = {};
};

class BlobMaterialShader : public QSGMaterialShader {
	public:
	BlobMaterialShader();
	bool updateUniformData(
		RenderState& state,
		QSGMaterial* newMaterial,
		QSGMaterial* oldMaterial) override;
};