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Fixed rendering of the 3d-arrow shadow.

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Daria Volvenkova 2018-09-04 19:37:48 +03:00 • committed by Roman Kuznetsov
parent 048b0d62e3
commit 65237bf06f
1 changed files with 6 additions and 1 deletions
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7
shaders/GL/arrow3d_shadow.vsh.glsl
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@ -1,5 +1,10 @@
attribute vec4 a_pos;
// The same geometry can be rendered with different shader, where a_normal attribute is used.
// On some platforms unused attributes can cause an incorrect offset calculation, so we add
// fake usage of this attribute.
attribute vec3 a_normal;
uniform mat4 u_transform;
varying float v_intensity;
@ -8,5 +13,5 @@ void main()
{
vec4 position = u_transform * vec4(a_pos.x, a_pos.y, 0.0, 1.0);
v_intensity = a_pos.w;
gl_Position = position;
gl_Position = position + vec4(a_normal - a_normal, 0.0);
}