#pragma once

#include "dvc_config.h"
#include "shader/dvc_shader_interface.h"

class ClassicFragementShader_Phong : public davinci::PixelShaderInterface
{
public:
	virtual const char* getName(void) const;

	virtual void begin(const davinci::RenderPipe* pipe, davinci::MaterialConstPtr material);

	virtual void process(const davinci::VertexDesc& veretexDesc, const float32_t* pixelData,
		davinci::fVector4& color);
	virtual void end();
private:
	const davinci::RenderPipe* m_pipe = nullptr;
	davinci::fVector4 m_materialColor = davinci::fVector4::WHITE;
	float32_t m_specularShininess = 64.0f;
	float32_t m_specularStrength = 5.0f;

	davinci::fVector3 m_ambientLightColor = davinci::fVector3(0.2f, 0.2f, 0.2f);
	davinci::fVector3 m_light0Position = davinci::fVector3::ZERO;
	davinci::fVector3 m_light0Color = davinci::fVector3::WHITE;

	davinci::fVector3 m_cameraPosition = davinci::fVector3::ZERO;
};