EEVEE-Next: Planar Probe Pipeline

This PR is contains the initial capture pipeline for planar probes.

It requires work to generate the correct view to capture and to include
the result during ray tracing.

@@ -0,0 +37,4 @@
+
+  PlanarProbe &probe = find_or_insert(ob_handle);
+  probe.is_probe_used = true;
+  probe.resolution = 1 << light_probe->resolution;

@@ -0,0 +52,4 @@
+{
+  const int64_t num_probes = probes_.size();
+  if (textures_.size() != num_probes) {
+    Texture default_texture("PlanarProbe");

@@ -0,0 +60,4 @@
+  for (PlanarProbe &probe : probes_.values()) {
+    probe.texture_index = texture_index++;
+    Texture &texture = textures_[probe.texture_index];
+    texture.ensure_2d(GPU_RGBA16F,

@@ -0,0 +68,4 @@
+
+PlanarProbe &PlanarProbeModule::find_or_insert(ObjectHandle &ob_handle)
+{
+  PlanarProbe &planar_probe = probes_.lookup_or_add_cb(ob_handle.object_key.hash(), [this]() {

@@ -0,0 +69,4 @@
+PlanarProbe &PlanarProbeModule::find_or_insert(ObjectHandle &ob_handle)
+{
+  PlanarProbe &planar_probe = probes_.lookup_or_add_cb(ob_handle.object_key.hash(), [this]() {
+    PlanarProbe probe;

@@ -163,3 +166,1 @@
-    if (do_probe_sync) {
-      geometry_call(material.probe_prepass.sub_pass, geom, res_handle);
-      geometry_call(material.probe_shading.sub_pass, geom, res_handle);
+    if (do_reflection_probe_sync) {

@@ -0,0 +48,4 @@
+  probe.is_probe_used = true;
+  probe.resolution = 1 << light_probe->resolution;
+  probe.object_mat = float4x4(ob->object_to_world);
+  probe.clipping_distances = float2(light_probe->clipsta, light_probe->clipend);