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33 lines
1.0 KiB
GLSL
33 lines
1.0 KiB
GLSL
#version 140
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uniform mat4 view_model_matrix;
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uniform mat4 projection_matrix;
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uniform mat4 volume_world_matrix;
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// Clipping plane, x = min z, y = max z. Used by the FFF and SLA previews to clip with a top / bottom plane.
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uniform vec2 z_range;
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// Clipping plane - general orientation. Used by the SLA gizmo.
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uniform vec4 clipping_plane;
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in vec3 v_position;
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// Per-vertex paint weight for the currently active texture-displacement layer, 0..1 (see
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// TriangleSelectorWeighted... note: Phase 1 stores this as a plain enforced/not-enforced mask,
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// so this is 0.0 or 1.0 today; a continuous value is a natural later-phase extension).
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in float v_weight;
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out vec3 clipping_planes_dots;
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out vec4 model_pos;
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out vec4 world_pos;
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out float weight;
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void main()
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{
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model_pos = vec4(v_position, 1.0);
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world_pos = volume_world_matrix * model_pos;
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gl_Position = projection_matrix * view_model_matrix * model_pos;
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clipping_planes_dots = vec3(dot(world_pos, clipping_plane), world_pos.z - z_range.x, z_range.y - world_pos.z);
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weight = v_weight;
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}
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