40 lines
833 B
Scala
40 lines
833 B
Scala
import org.lwjgl.opengl.{ Display, DisplayMode }
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import org.lwjgl.opengl.GL11._
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object OpenGlExample extends App {
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def render() {
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glClearColor(0.3f, 0.3f, 0.3f, 0.0f)
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
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glShadeModel(GL_SMOOTH)
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glLoadIdentity()
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glTranslatef(-15.0f, -15.0f, 0.0f)
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glBegin(GL_TRIANGLES)
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glColor3f(1.0f, 0.0f, 0.0f)
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glVertex2f(0.0f, 0.0f)
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glColor3f(0.0f, 1.0f, 0.0f)
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glVertex2f(30f, 0.0f)
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glColor3f(0.0f, 0.0f, 1.0f)
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glVertex2f(0.0f, 30.0f)
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glEnd()
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}
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Display.setDisplayMode(new DisplayMode(640, 480))
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Display.create()
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glMatrixMode(GL_PROJECTION)
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glLoadIdentity()
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glOrtho(-30, 30, -30, 30, -30, 30)
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glMatrixMode(GL_MODELVIEW)
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while (!Display.isCloseRequested()) {
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render()
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Display.update()
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Thread.sleep(1000)
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}
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}
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