Eevee: Remove the Volumetric Render checkbox

This is to simplify the usage of Volumetrics.

Now it automatically detect if there is any Volumetric material in the
view and allocate the needed buffer if any.

1 files changed, 18 insertions, 11 deletions

diff --git a/source/blender/draw/engines/eevee/eevee_effects.c b/source/blender/draw/engines/eevee/eevee_effects.c
index 91426b36415..79569216399 100644
--- a/source/blender/draw/engines/eevee/eevee_effects.c
+++ b/source/blender/draw/engines/eevee/eevee_effects.c
@@ -160,8 +160,8 @@ void EEVEE_effects_init(EEVEE_ViewLayerData *sldata,
   effects->enabled_effects |= EEVEE_temporal_sampling_init(sldata, vedata);
   effects->enabled_effects |= EEVEE_occlusion_init(sldata, vedata);
   effects->enabled_effects |= EEVEE_screen_raytrace_init(sldata, vedata);
-  effects->enabled_effects |= EEVEE_volumes_init(sldata, vedata);
 
+  EEVEE_volumes_init(sldata, vedata);
   EEVEE_subsurface_init(sldata, vedata);
 
   /* Force normal buffer creation. */
@@ -263,16 +263,6 @@ void EEVEE_effects_init(EEVEE_ViewLayerData *sldata,
     GPU_FRAMEBUFFER_FREE_SAFE(fbl->double_buffer_depth_fb);
   }
 
-  /**
-   * Setup double buffer so we can access last frame as it was before post processes.
-   */
-  if ((effects->enabled_effects & EFFECT_DOUBLE_BUFFER) != 0) {
-    SETUP_BUFFER(txl->color_double_buffer, fbl->double_buffer_fb, fbl->double_buffer_color_fb);
-  }
-  else {
-    CLEANUP_BUFFER(txl->color_double_buffer, fbl->double_buffer_fb, fbl->double_buffer_color_fb);
-  }
-
   if ((effects->enabled_effects & (EFFECT_TAA | EFFECT_TAA_REPROJECT)) != 0) {
     SETUP_BUFFER(txl->taa_history, fbl->taa_history_fb, fbl->taa_history_color_fb);
   }
@@ -384,6 +374,23 @@ void EEVEE_effects_cache_init(EEVEE_ViewLayerData *sldata, EEVEE_Data *vedata)
   }
 }
 
+void EEVEE_effects_draw_init(EEVEE_ViewLayerData *UNUSED(sldata), EEVEE_Data *vedata)
+{
+  EEVEE_FramebufferList *fbl = vedata->fbl;
+  EEVEE_TextureList *txl = vedata->txl;
+  EEVEE_EffectsInfo *effects = vedata->stl->effects;
+  DefaultTextureList *dtxl = DRW_viewport_texture_list_get();
+  /**
+   * Setup double buffer so we can access last frame as it was before post processes.
+   */
+  if ((effects->enabled_effects & EFFECT_DOUBLE_BUFFER) != 0) {
+    SETUP_BUFFER(txl->color_double_buffer, fbl->double_buffer_fb, fbl->double_buffer_color_fb);
+  }
+  else {
+    CLEANUP_BUFFER(txl->color_double_buffer, fbl->double_buffer_fb, fbl->double_buffer_color_fb);
+  }
+}
+
 #if 0 /* Not required for now */
 static void min_downsample_cb(void *vedata, int UNUSED(level))
 {