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adjust for aspect ratio

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Josh Holtrop 2013-06-11 22:27:13 -04:00
parent c0eefab306
commit 3793f70273
1 changed files with 2 additions and 1 deletions
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example.rb
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@ -26,7 +26,8 @@ class Example
{ {
vec2 scaled_pos = vec2((offset.x - screen_size.x / 2) / screen_size.x * 2, vec2 scaled_pos = vec2((offset.x - screen_size.x / 2) / screen_size.x * 2,
(offset.y - screen_size.y / 2) / screen_size.y * 2); (offset.y - screen_size.y / 2) / screen_size.y * 2);
pos_i = vec4(pos + scaled_pos, 0, 1); pos_i = vec4(pos.x * screen_size.y / screen_size.x + scaled_pos.x,
pos.y + scaled_pos.y, 0, 1);
gl_Position = pos_i; gl_Position = pos_i;
} }
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