mirror of
https://codeberg.org/comaps/comaps
synced 2026-01-03 11:23:48 +00:00
25 lines
657 B
GLSL
25 lines
657 B
GLSL
attribute vec4 a_position;
|
|
attribute vec2 a_normal;
|
|
attribute vec2 a_colorTexCoords;
|
|
|
|
uniform mat4 u_modelView;
|
|
uniform mat4 u_projection;
|
|
uniform mat4 u_pivotTransform;
|
|
|
|
varying vec2 v_colorTexCoords;
|
|
|
|
void main()
|
|
{
|
|
vec4 pos = vec4(a_position.xyz, 1) * u_modelView;
|
|
|
|
float normalLen = length(a_normal);
|
|
vec4 n = vec4(a_position.xy + a_normal * kShapeCoordScalar, 0.0, 0.0) * u_modelView;
|
|
vec4 norm = vec4(0.0, 0.0, 0.0, 0.0);
|
|
if (dot(n, n) != 0.0)
|
|
norm = normalize(n) * normalLen;
|
|
|
|
vec4 shiftedPos = norm + pos;
|
|
gl_Position = applyPivotTransform(shiftedPos * u_projection, u_pivotTransform, 0.0);
|
|
v_colorTexCoords = a_colorTexCoords;
|
|
}
|