Shadow Map | Shadow Map - View

Shadow Map - View

Calculate a new view matrix (also known as a light view matrix) that transforms the scene to the light source’s space. This allows us to see the scene as if we were looking directly from the light source.

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vertex.glsl fragment.glsl

attribute vec4 color;

varying vec3 vLightDir;

varying vec3 vNormal;

varying vec4 vColor;

void main() {

vec3 lightDir = normalize(vec3(-0.5, -0.8, 0.0));

vec3 lightPos = vec3(1.5, 2.4, 0.0);

mat4 lightView = viewMatrix;

gl_Position = projectionMatrix * lightView * modelMatrix * vec4(position, 1.0);

vLightDir = lightDir;

vNormal = mat3(modelMatrix) * normal;

vColor = color;

}

Expected

Output