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• 0.7.0
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• GaussianGlow.scala

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cwinter.codecraft.graphics.materials.GaussianGlow.scala Maven / Gradle / Ivy

package cwinter.codecraft.graphics.materials

import com.jogamp.opengl.GL4
import com.jogamp.opengl.GL._

import cwinter.codecraft.util.maths.matrices.Matrix4x4
import cwinter.codecraft.util.maths.{ColorRGBA, VertexXYZ}

private[graphics] class GaussianGlow(implicit gl: GL4)
  extends JVMMaterial[VertexXYZ, ColorRGBA, Unit](
    gl = gl,
    vsPath = "xyz_rgba_vs.glsl",
    fsPath = "rgba_gaussian_fs.glsl",
    "vertexPos",
    Some("vertexCol"),
    GL_BLEND
  ) {
  import gl._

  override def beforeDraw(projection: Matrix4x4): Unit = {
    super.beforeDraw(projection)
    glBlendFunc(GL_SRC_ALPHA, GL_ONE)
  }
}