Contents

varying vec4 diffuse,ambientGlobal,ambient;
varying vec3 normal,lightDir,halfVector;
varying float dist;

void main()
{
	vec4 ecPos;
	vec3 aux;
	normal = normalize(gl_NormalMatrix * gl_Normal);

        /* these are the new lines of code to compute the light's direction */
	ecPos = gl_ModelViewMatrix * gl_Vertex;
	aux = vec3(gl_LightSource[0].position-ecPos);
	lightDir = normalize(aux);
	dist = length(aux);
	halfVector = normalize(gl_LightSource[0].halfVector.xyz);

        /* Compute the diffuse, ambient and globalAmbient terms */
	diffuse = gl_FrontMaterial.diffuse * gl_LightSource[0].diffuse;
	/* The ambient terms have been separated since one of them */

	/* suffers attenuation */
	ambient = gl_FrontMaterial.ambient * gl_LightSource[0].ambient;
	ambientGlobal = gl_LightModel.ambient * gl_FrontMaterial.ambient;
	gl_Position = ftransform();

}

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
hate-0.1.0	lib/hate/graphics/shaders/lights/point.vertex