playcanvas
Version:
PlayCanvas WebGL game engine
36 lines (34 loc) • 899 B
JavaScript
var skyboxVS = `
attribute vec4 aPosition;
uniform mat4 matrix_view;
uniform mat4 matrix_projectionSkybox;
uniform mat3 cubeMapRotationMatrix;
varying vec3 vViewDir;
varying float vLinearDepth;
uniform mat4 matrix_model;
varying vec3 vWorldPos;
void main(void) {
mat4 view = matrix_view;
vec4 worldPos = matrix_model * aPosition;
vWorldPos = worldPos.xyz;
gl_Position = matrix_projectionSkybox * (view * worldPos);
vLinearDepth = -(matrix_view * vec4(vWorldPos, 1.0)).z;
view[3][0] = view[3][1] = view[3][2] = 0.0;
gl_Position = matrix_projectionSkybox * (view * aPosition);
vViewDir = aPosition.xyz * cubeMapRotationMatrix;
vLinearDepth = -gl_Position.w;
gl_Position.z = gl_Position.w - 1.0e-7;
}
`;
export { skyboxVS as default };