gltut / Tut 09 Lights on / data / DirAmbVertexLighting_PN.vert

#version 330

layout(location = 0) in vec3 position;
layout(location = 2) in vec3 normal;

smooth out vec4 interpColor;

uniform vec3 dirToLight;
uniform vec4 lightIntensity;
uniform vec4 ambientIntensity;

uniform mat4 modelToCameraMatrix;
uniform mat3 normalModelToCameraMatrix;

layout(std140) uniform Projection
	mat4 cameraToClipMatrix;

void main()
	gl_Position = cameraToClipMatrix * (modelToCameraMatrix * vec4(position, 1.0));

	vec3 normCamSpace = normalize(normalModelToCameraMatrix * normal);
	float cosAngIncidence = dot(normCamSpace, dirToLight);
	cosAngIncidence = clamp(cosAngIncidence, 0, 1);
	interpColor = (lightIntensity * cosAngIncidence) + ambientIntensity;
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.