diff options
Diffstat (limited to 'glow/src/shader/quad.vert')
-rw-r--r-- | glow/src/shader/quad.vert | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/glow/src/shader/quad.vert b/glow/src/shader/quad.vert deleted file mode 100644 index 82417856..00000000 --- a/glow/src/shader/quad.vert +++ /dev/null @@ -1,52 +0,0 @@ -#version 330 - -uniform mat4 u_Transform; -uniform float u_Scale; - -layout(location = 0) in vec2 i_Pos; -layout(location = 1) in vec2 i_Scale; -layout(location = 2) in vec4 i_Color; -layout(location = 3) in vec4 i_BorderColor; -layout(location = 4) in float i_BorderRadius; -layout(location = 5) in float i_BorderWidth; - -out vec4 v_Color; -out vec4 v_BorderColor; -out vec2 v_Pos; -out vec2 v_Scale; -out float v_BorderRadius; -out float v_BorderWidth; - -const vec2 positions[4] = vec2[]( - vec2(0.0, 0.0), - vec2(0.0, 1.0), - vec2(1.0, 0.0), - vec2(1.0, 1.0) -); - -void main() { - vec2 q_Pos = positions[gl_VertexID]; - vec2 p_Pos = i_Pos * u_Scale; - vec2 p_Scale = i_Scale * u_Scale; - - float i_BorderRadius = min( - i_BorderRadius, - min(i_Scale.x, i_Scale.y) / 2.0 - ); - - mat4 i_Transform = mat4( - vec4(p_Scale.x + 1.0, 0.0, 0.0, 0.0), - vec4(0.0, p_Scale.y + 1.0, 0.0, 0.0), - vec4(0.0, 0.0, 1.0, 0.0), - vec4(p_Pos - vec2(0.5, 0.5), 0.0, 1.0) - ); - - v_Color = i_Color; - v_BorderColor = i_BorderColor; - v_Pos = p_Pos; - v_Scale = p_Scale; - v_BorderRadius = i_BorderRadius * u_Scale; - v_BorderWidth = i_BorderWidth * u_Scale; - - gl_Position = u_Transform * i_Transform * vec4(q_Pos, 0.0, 1.0); -} |