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#[vertex]
#version 450
layout(location = 0) in highp vec3 vertex;
layout(push_constant, binding = 0, std430) uniform Constants {
mat4 projection;
mat2x4 modelview;
vec2 direction;
float z_far;
float pad;
}
constants;
layout(location = 0) out highp float depth;
void main() {
highp vec4 vtx = vec4(vertex, 1.0) * mat4(constants.modelview[0], constants.modelview[1], vec4(0.0, 0.0, 1.0, 0.0), vec4(0.0, 0.0, 0.0, 1.0));
depth = dot(constants.direction, vtx.xy);
gl_Position = constants.projection * vtx;
}
#[fragment]
#version 450
layout(push_constant, binding = 0, std430) uniform Constants {
mat4 projection;
mat2x4 modelview;
vec2 direction;
float z_far;
float pad;
}
constants;
layout(location = 0) in highp float depth;
layout(location = 0) out highp float distance_buf;
void main() {
distance_buf = depth / constants.z_far;
}
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