67 lines
2.0 KiB
Kotlin
67 lines
2.0 KiB
Kotlin
import org.openrndr.WindowMultisample
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import org.openrndr.application
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import org.openrndr.color.ColorRGBa
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import org.openrndr.draw.DrawPrimitive
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import org.openrndr.draw.shadeStyle
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import org.openrndr.extra.camera.Orbital
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import org.openrndr.extra.meshgenerators.buildTriangleMesh
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import org.openrndr.extra.meshgenerators.extrudeContourSteps
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import org.openrndr.extra.shapes.splines.catmullRom
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import org.openrndr.extra.shapes.splines.toPath3D
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import org.openrndr.math.Vector3
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import org.openrndr.shape.Circle
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fun main() {
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application {
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configure {
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width = 800
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height = 800
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multisample = WindowMultisample.SampleCount(8)
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}
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program {
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val m = buildTriangleMesh {
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color = ColorRGBa.PINK
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val path = listOf(
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Vector3(0.0, 0.0, 0.0),
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Vector3(-2.0, 2.0, 2.0),
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Vector3(2.0, -4.0, 4.0),
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Vector3(0.0, 0.0, 8.0)
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).catmullRom(0.5, closed = false).toPath3D()
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translate(-1.0, 0.0, 0.0)
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for (i in 0 until 3) {
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extrudeContourSteps(
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Circle(0.0, 0.0, 0.5).contour,
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path,
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160,
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Vector3.UNIT_Y,
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contourDistanceTolerance = 0.02,
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pathDistanceTolerance = 0.001
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)
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translate(1.0, 0.0, 0.0)
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}
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}
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extend(Orbital()) {
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this.eye = Vector3(0.0, 3.0, 7.0)
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this.lookAt = Vector3(0.0, 2.0, 0.0)
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}
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extend {
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drawer.shadeStyle = shadeStyle {
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fragmentTransform = """
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x_fill = va_color;
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x_fill.rgb *= v_viewNormal.z;
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""".trimIndent()
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}
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drawer.vertexBuffer(m, DrawPrimitive.TRIANGLES)
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}
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}
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}
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} |