public DepthTextureMode Render(Camera camera, OceanCameraTask oceanCamera, ICameraTaskData data)
{
var quality = oceanCamera.projectSetting.Reflection;
if ((data.PreparedContents & PreparedContent.ReflectionTexture) != 0)
{
InternalRender(camera, oceanCamera, quality, data);
}
return(DepthTextureMode.None);
}
internal void InternalRender(Camera camera, OceanCameraTask oceanCamera, ReflectionProjectSetting setting, ICameraTaskData data)
{
if (camera.orthographic)
{
return;
}
var textureSize = RenderHelper.GetTextureSize(camera, setting.TextureScale);
var reflectionRenderTexture = RenderTexture.GetTemporary(textureSize.x, textureSize.y);
renderCamera.renderingPath = setting.RenderingPath;
RenderHelper.CopyCameraOptions(camera, renderCamera);
RenderHelper.SetLayerWithoutWater(renderCamera, setting.CullingMask);
RenderHelper.CopySkyBox(oceanCamera, skybox);
{
Vector3 pos = new Vector3(0, data.Height, 0);
Vector3 normal = data.Normal;
// Reflect camera around reflection plane
float d = -Vector3.Dot(normal, pos) - clipPlaneOffset;
Vector4 reflectionPlane = new Vector4(normal.x, normal.y, normal.z, d);
Matrix4x4 reflection = Matrix4x4.zero;
CalculateReflectionMatrix(ref reflection, reflectionPlane);
renderCamera.transform.position = reflection.MultiplyPoint(camera.transform.position);
renderCamera.worldToCameraMatrix = camera.worldToCameraMatrix * reflection;
// Setup oblique projection matrix so that near plane is our reflection
// plane. This way we clip everything below/above it for free.
Vector4 clipPlane = CameraSpacePlane(renderCamera, pos, normal, 1.0f);
renderCamera.projectionMatrix = camera.CalculateObliqueMatrix(clipPlane);
//// Set custom culling matrix from the current camera
renderCamera.cullingMatrix = camera.projectionMatrix * camera.worldToCameraMatrix;
Vector3 euler = camera.transform.eulerAngles;
renderCamera.transform.eulerAngles = new Vector3(-euler.x, euler.y, euler.z);
}
using (new RenderHelper.InvertCullingScope())
{
using (new RenderHelper.PointLightsScope(setting.EnablePointLights))
{
oceanCamera.TaskController.OnPreReflectionRender(oceanCamera);
renderCamera.targetTexture = reflectionRenderTexture;
renderCamera.Render();
renderCamera.targetTexture = null;
oceanCamera.TaskController.OnPostReflectionRender(oceanCamera);
}
}
ReflectionTexture = reflectionRenderTexture;
SetValuesToShader();
}
