X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fshaders%2Fbezier_texbuf_geom.glsl;fp=src%2Fshaders%2Fbezier_texbuf_geom.glsl;h=bb9a21947a793faf539de2f2e8ccfe7dd98e22ed;hp=56dddbecfb49885db49cf9d5278f689c04961ce5;hb=b3c2d3472c3b3d77eae0f66731a32b852dce11f0;hpb=10c3609cc8b3212e54f6e66c129cbd7e852fcc45

diff --git a/src/shaders/bezier_texbuf_geom.glsl b/src/shaders/bezier_texbuf_geom.glsl
index 56dddbe..bb9a219 100644
--- a/src/shaders/bezier_texbuf_geom.glsl
+++ b/src/shaders/bezier_texbuf_geom.glsl
@@ -19,9 +19,9 @@ void main()
 {
 	int bezierid = texelFetch(bezier_id_buffer_texture, objectid[0]).r;
 	vec2 boundssize = gl_in[1].gl_Position.xy - gl_in[0].gl_Position.xy;
-	vec2 coeff0 = texelFetch(bezier_buffer_texture, bezierid*3).rg + gl_in[0].gl_Position.xy ;
-	vec2 coeff1 = texelFetch(bezier_buffer_texture, bezierid*3+1).rg * boundssize + gl_in[0].gl_Position.xy;
-	vec2 coeff2 = texelFetch(bezier_buffer_texture, bezierid*3+2).rg * boundssize + gl_in[0].gl_Position.xy;
+	vec2 coeff0 = texelFetch(bezier_buffer_texture, bezierid*3).rg;
+	vec2 coeff1 = texelFetch(bezier_buffer_texture, bezierid*3+1).rg;
+	vec2 coeff2 = texelFetch(bezier_buffer_texture, bezierid*3+2).rg;
 	vec2 boundspxsize = pixsize[0];
 	int blen = clamp(int(abs(boundspxsize.x)),2,100);
 	float invblen = 1.0f/float(blen);
@@ -32,7 +32,7 @@ void main()
 		float bernstein0 = t*t;
 		float bernstein1 = 2*t*oneminust;
 		float bernstein2 = oneminust*oneminust;
-		gl_Position = vec4(coeff0*bernstein0 + coeff1*bernstein1 + coeff2*bernstein2, 0.0, 1.0);
+		gl_Position = vec4((coeff0*bernstein0 + coeff1*bernstein1 + coeff2*bernstein2) * boundssize + gl_in[0].gl_Position.xy, 0.0, 1.0);
 		EmitVertex();
 		
 	}