public void RenderWaterReflection(WaterPlane water, BaseCamera camera, ref Matrix4 ProjectionMatrix, Vector4 clipPlane, bool bApplyLensFlareScale = false)
{
if (m_postConstructor)
{
return;
}
Matrix4 modelMatrix = Matrix4.Identity;
if (bApplyLensFlareScale)
{
modelMatrix *= Matrix4.CreateScale(LENS_FLARE_SIZE_TO_SUN_SIZE, -LENS_FLARE_SIZE_TO_SUN_SIZE, LENS_FLARE_SIZE_TO_SUN_SIZE);
}
float translationPositionY = (2 * water.GetTranslation().Y) - m_lightSource.Position.Y;
modelMatrix *= Matrix4.CreateTranslation(m_lightSource.Position.X, translationPositionY, m_lightSource.Position.Z);
GL.Enable(EnableCap.ClipDistance0);
m_shader.startProgram();
m_texture1.BindTexture(TextureUnit.Texture0);
m_texture2.BindTexture(TextureUnit.Texture1);
m_shader.setUniformValues(ref modelMatrix, camera.GetViewMatrix(), ref ProjectionMatrix, m_lightSource, 0, 1);
m_shader.SetClipPlane(ref clipPlane);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
m_buffer.RenderVAO(PrimitiveType.Triangles);
GL.Disable(EnableCap.Blend);
m_shader.stopProgram();
GL.Disable(EnableCap.ClipDistance0);
}
public Matrix4 GetMirrorMatrix(WaterPlane water)
{
Vector3 currentPosition = ComponentTranslation;
float translationPositionY = (2 * water.GetTranslation().Y) - currentPosition.Y;
Matrix4 mirrorMatrix = Matrix4.Identity;
mirrorMatrix *= Matrix4.CreateRotationX(MathHelper.DegreesToRadians(ComponentRotation.X));
mirrorMatrix *= Matrix4.CreateRotationY(MathHelper.DegreesToRadians(ComponentRotation.Y));
mirrorMatrix *= Matrix4.CreateRotationZ(MathHelper.DegreesToRadians(ComponentRotation.Z));
mirrorMatrix *= Matrix4.CreateScale(ComponentScale.X, -ComponentScale.Y, ComponentScale.Z);
mirrorMatrix *= Matrix4.CreateTranslation(currentPosition.X, translationPositionY, currentPosition.Z);
return(mirrorMatrix);
}
public void RenderWaterReflection(WaterPlane water, DirectionalLight Sun, BaseCamera camera, ref Matrix4 ProjectionMatrix, Vector4 clipPlane)
{
if (m_bPostConstructor)
{
return;
}
float translationPositionY = (2 * water.GetTranslation().Y);
Matrix4 mirrorMatrix, modelMatrix = Matrix4.Identity;
mirrorMatrix = Matrix4.CreateScale(1, -1, 1);
mirrorMatrix *= Matrix4.CreateTranslation(0, translationPositionY, 0);
GL.Enable(EnableCap.ClipDistance0);
liteReflectionShader.startProgram();
_textureBlack.BindTexture(TextureUnit.Texture0);
_textureR.BindTexture(TextureUnit.Texture1);
_textureG.BindTexture(TextureUnit.Texture2);
_textureB.BindTexture(TextureUnit.Texture3);
_blendMap.BindTexture(TextureUnit.Texture4);
liteReflectionShader.SetTextureR(1);
liteReflectionShader.SetTextureG(2);
liteReflectionShader.SetTextureB(3);
liteReflectionShader.SetTextureBlack(0);
liteReflectionShader.SetBlendMap(4);
liteReflectionShader.SetMaterial(_terrainMaterial);
liteReflectionShader.SetTransformationMatrices(ref mirrorMatrix, ref modelMatrix, camera.GetViewMatrix(), ref ProjectionMatrix);
liteReflectionShader.SetDirectionalLight(Sun);
liteReflectionShader.SetClippingPlane(ref clipPlane);
_buffer.RenderVAO(PrimitiveType.Triangles);
liteReflectionShader.stopProgram();
GL.Disable(EnableCap.ClipDistance0);
}
