private void DrawEnvironment(Shader shader, CameraOrbit camera)
{
// camera
var cam = camera.CalcMatrix().ToOpenTK();
GL.Uniform3(shader.GetUniformLocation("cameraPosition"), camera.CalcPosition().ToOpenTK());
GL.UniformMatrix4(shader.GetUniformLocation("camera"), true, ref cam);
// environment
// different ids to differentiate spheres in fragment shader
var id = 1;
// variable that excludes object from shadow throwing
envMap_tex.Activate();
GL.Uniform1(shader.GetUniformLocation("id"), id);
this.environment.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { new Vector3(0, 0, 0) }, VertexAttribPointerType.Float, 3, true);
this.environment.Draw();
envMap_tex.Deactivate();
}
private void DrawScene(Shader shader, CameraOrbit camera, float candleFlickering)
{
//Console.WriteLine("Value " + candleFlickering);
// pass shader parameters
// set and pass light values
var candleLightStrength = 0.9f;
if (smokeState)
{
candleLightStrength = 0.6f;
}
GL.Uniform3(shader.GetUniformLocation("moonLightDirection"), new Vector3(0, -10, 10).Normalized());
GL.Uniform4(shader.GetUniformLocation("moonLightColor"), new Color4(.05f, .05f, .25f, 1f));
GL.Uniform3(shader.GetUniformLocation("candleLightPosition"), new Vector3(0, .5f, 0));
GL.Uniform4(shader.GetUniformLocation("candleLightColor"), new Color4(candleLightStrength + candleFlickering, .6f * (candleLightStrength + candleFlickering), 0f, 1f));
GL.Uniform3(shader.GetUniformLocation("spotLightPosition"), lightPosition.Normalized());
GL.Uniform3(shader.GetUniformLocation("spotLightDirection"), new Vector3(lightPosition[0] * (-1), -1.1f, lightPosition[2] * (-1)).Normalized());
GL.Uniform1(shader.GetUniformLocation("spotLightAngle"), DMS.Geometry.MathHelper.DegreesToRadians(10f));
GL.Uniform4(shader.GetUniformLocation("spotLightColor"), new Color4(0, 0, 1f, 1f));
GL.Uniform4(shader.GetUniformLocation("ambientLightColor"), new Color4(0.1f, 0.1f, 0.2f, 1f));
// camera
var cam = camera.CalcMatrix().ToOpenTK();
GL.Uniform3(shader.GetUniformLocation("cameraPosition"), camera.CalcPosition().ToOpenTK());
GL.UniformMatrix4(shader.GetUniformLocation("camera"), true, ref cam);
var id = 2;
GL.Uniform1(shader.GetUniformLocation("id"), id);
// draw objects
var noShadow = 0;
GL.Uniform1(shader.GetUniformLocation("noShadow"), noShadow);
// plate 1
this.plate.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.plateLeftPosition }, VertexAttribPointerType.Float, 3, true);
this.plate.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(1f, 1f, 1f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.plate.Draw();
// plate 2
this.plate.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.plateRightPosition }, VertexAttribPointerType.Float, 3, true);
this.plate.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(1f, 1f, 1f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.plate.Draw();
// grape plate
this.grapePlate.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.plateGrapePosition }, VertexAttribPointerType.Float, 3, true);
this.grapePlate.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(1f, 1f, 1f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.grapePlate.Draw();
// wine bottle
this.wineBottle.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.wineBottlePosition }, VertexAttribPointerType.Float, 3, true);
this.wineBottle.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(.1f, .4f, .1f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.wineBottle.Draw();
// wine bottle label
this.wineBottleLabel.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.wineBottlePosition }, VertexAttribPointerType.Float, 3, true);
this.wineBottleLabel.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(1f, 1f, 1f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.wineBottleLabel.Draw();
// wine bottle shutter
this.wineBottleShutter.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.wineBottlePosition }, VertexAttribPointerType.Float, 3, true);
this.wineBottleShutter.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(0.54f, 0.12f, 0.2f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.wineBottleShutter.Draw();
// grapes
this.grapes.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.grapePosition }, VertexAttribPointerType.Float, 3, true);
this.grapes.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(0.54f, .15f, 0.4f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.grapes.Draw();
// knife right
this.knifeRight.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.knifeRightPosition }, VertexAttribPointerType.Float, 3, true);
this.knifeRight.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(.5f, .5f, .5f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.knifeRight.Draw();
// knife left
this.knifeLeft.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.knifeLeftPosition }, VertexAttribPointerType.Float, 3, true);
this.knifeLeft.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(.5f, .5f, .5f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.knifeLeft.Draw();
// fork right
this.forkRight.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.forkRightPosition }, VertexAttribPointerType.Float, 3, true);
this.forkRight.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(.5f, .5f, .5f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.forkRight.Draw();
// fork left
this.forkLeft.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.forkLeftPosition }, VertexAttribPointerType.Float, 3, true);
this.forkLeft.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(.5f, .5f, .5f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.forkLeft.Draw();
// candle
this.candle.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.candlePosition }, VertexAttribPointerType.Float, 3, true);
this.candle.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(1f, 1f, 1f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.candle.Draw();
// table cloth
id = 3;
GL.Uniform1(shader.GetUniformLocation("id"), id);
this.tableCloth.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.tablePosition }, VertexAttribPointerType.Float, 3, true);
this.tableCloth.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(0.27f, 0.19f, 0.125f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.tableCloth.Draw();
// cloud
if (this.rainState)
{
noShadow = 1;
GL.Uniform1(shader.GetUniformLocation("noShadow"), noShadow);
this.cloud.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.rainPosition }, VertexAttribPointerType.Float, 3, true);
this.cloud.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(1f, 1f, 1f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.cloud.Draw();
}
noShadow = 0;
GL.Uniform1(shader.GetUniformLocation("noShadow"), noShadow);
// table
this.table.SetAttribute(shader.GetAttributeLocation("instancePosition"), new Vector3[] { this.tablePosition }, VertexAttribPointerType.Float, 3, true);
this.table.SetAttribute(shader.GetAttributeLocation("materialColor"), new Color4[] { new Color4(1f, 1f, 1f, 1f) }, VertexAttribPointerType.Float, 4, true);
this.table.Draw();
}