SpotLight.cpp

#include "SpotLight.h"
#include <iostream>

SpotLight::SpotLight()
	:PointLight()
	, SpotLightDirection{ glm::vec3(1.f, 1.f, 1.f) },
	Cutoff{ 0.f },
	IsLightOn{ true } 
	{
	SpotLightDirection = glm::normalize(SpotLightDirection);
	ProcessedCutoff = cosf(glm::radians(Cutoff));
	}

SpotLight::SpotLight
(glm::vec4 AmbientLightParams,
	GLfloat DiffuseIntensity,
	GLuint sMapWidth,
	GLuint sMapHeight,
	glm::vec3 LightPositionParams,
	glm::vec3 EquationCoeffs,
	GLfloat nPlane,
	GLfloat fPlane,
	glm::vec3 DirectionParams,
	GLfloat EdgeValue)
	:
	PointLight(AmbientLightParams, DiffuseIntensity, sMapWidth,sMapHeight,LightPositionParams, EquationCoeffs,nPlane,fPlane),
	SpotLightDirection{ DirectionParams },
	Cutoff{ EdgeValue },
	IsLightOn{true}
{
	ProcessedCutoff = cosf(glm::radians(Cutoff));
	SpotLightDirection = glm::normalize(SpotLightDirection);
}


void SpotLight::UseLight(GLuint AmbientColorLocation, GLuint AmbientIntensityLocation, GLuint DiffuseIntensityUniformLocation, GLuint LightPositionUniformLocation, GLuint CoeffAUniformLocation, GLuint CoeffBUniformLocation, GLuint CoeffCUniformLocation, GLuint DirectionUniformLocation, GLuint CutoffUniformLocation,GLuint LightStatus)
{
	PointLight::UseLight(AmbientColorLocation,AmbientIntensityLocation,DiffuseIntensityUniformLocation,LightPositionUniformLocation, CoeffAUniformLocation, CoeffBUniformLocation, CoeffCUniformLocation);
	glUniform3f(DirectionUniformLocation, SpotLightDirection.x, SpotLightDirection.y, SpotLightDirection.z);
	glUniform1f(CutoffUniformLocation, ProcessedCutoff);
	glUniform1i(LightStatus, IsLightOn);
}

void SpotLight::SetLocationAndDirection(glm::vec3 Poisiton, glm::vec3 lDirection)
{
	LightPosition = Poisiton;
	SpotLightDirection = lDirection;
	SpotLightDirection = glm::normalize(SpotLightDirection);
}

void SpotLight::SetLightStatus(bool LightStatus)
{
	IsLightOn = LightStatus;
}