57 lines
1.3 KiB
GLSL
57 lines
1.3 KiB
GLSL
layout (location = 0) in vec2 i_pos;
|
|
layout (location = 1) in vec2 i_size;
|
|
layout (location = 2) in vec4 i_bgcolor;
|
|
layout (location = 3) in vec4 i_fgcolor;
|
|
layout (location = 4) in float i_value;
|
|
layout (location = 5) in float i_prev_value;
|
|
|
|
out vec2 v_pos;
|
|
out vec2 v_size;
|
|
out vec2 v_aa;
|
|
out vec2 v_dp;
|
|
out vec4 v_color;
|
|
|
|
void main() {
|
|
const vec2[] verts = vec2[](
|
|
vec2(-1., 1.),
|
|
vec2(-1., -1.),
|
|
vec2( 1., -1.),
|
|
vec2(-1., 1.),
|
|
vec2( 1., -1.),
|
|
vec2( 1., 1.)
|
|
);
|
|
|
|
float scale = (uni.cam * vec4(1., 0., 0., 0.)).x;
|
|
scale = pow(1.2, scale-1.);
|
|
|
|
v_pos = i_pos;
|
|
v_size = i_size;
|
|
|
|
int id = 0;
|
|
if (gl_VertexID < 6) {
|
|
id = gl_VertexID;
|
|
v_size += vec2(2.)/uni.resolution;
|
|
v_color = i_bgcolor;
|
|
} else if (gl_VertexID < 12) {
|
|
id = gl_VertexID - 6;
|
|
v_pos.x -= v_size.x*(1.-i_prev_value);
|
|
v_size.x *= i_prev_value;
|
|
v_color = mix(i_bgcolor, i_fgcolor, .5);
|
|
} else {
|
|
id = gl_VertexID - 12;
|
|
v_pos.x -= v_size.x*(1.-i_value);
|
|
v_size.x *= i_value;
|
|
v_color = i_fgcolor;
|
|
}
|
|
v_pos *= scale;
|
|
v_size *= scale;
|
|
|
|
v_size = abs(v_size);
|
|
v_aa = uni.aa / v_size;
|
|
|
|
v_dp = verts[id]*1.5*v_size + v_pos;
|
|
v_dp /= pow(length(v_dp), .1);
|
|
|
|
gl_Position = vec4(v_dp, 0., 1.);
|
|
}
|