Cleanup: remove unused render buffers

7 files changed, 12 insertions, 103 deletions

diff --git a/source/blender/blenkernel/intern/image.c b/source/blender/blenkernel/intern/image.c
index 34e57f61a72..f3ef48cafa8 100644
--- a/source/blender/blenkernel/intern/image.c
+++ b/source/blender/blenkernel/intern/image.c
@@ -4135,7 +4135,6 @@ static ImBuf *image_get_render_result(Image *ima, ImageUser *iuser, void **r_loc
   ImBuf *ibuf;
   int from_render = (ima->render_slot == ima->last_render_slot);
   int actview;
-  bool byte_buffer_in_display_space = false;
 
   if (!(iuser && iuser->scene)) {
     return NULL;
@@ -4221,16 +4220,7 @@ static ImBuf *image_get_render_result(Image *ima, ImageUser *iuser, void **r_loc
       RenderPass *rpass = image_render_pass_get(rl, pass, actview, NULL);
       if (rpass) {
         rectf = rpass->rect;
-        if (pass == 0) {
-          if (rectf == NULL) {
-            /* Happens when Save Buffers is enabled.
-             * Use display buffer stored in the render layer.
-             */
-            rect = (unsigned int *)rl->display_buffer;
-            byte_buffer_in_display_space = true;
-          }
-        }
-        else {
+        if (pass != 0) {
           channels = rpass->channels;
           dither = 0.0f; /* don't dither passes */
         }
@@ -4261,16 +4251,8 @@ static ImBuf *image_get_render_result(Image *ima, ImageUser *iuser, void **r_loc
    * For other cases we need to be sure it stays to default byte buffer space.
    */
   if (ibuf->rect != rect) {
-    if (byte_buffer_in_display_space) {
-      const char *colorspace = IMB_colormanagement_get_display_colorspace_name(
-          &iuser->scene->view_settings, &iuser->scene->display_settings);
-      IMB_colormanagement_assign_rect_colorspace(ibuf, colorspace);
-    }
-    else {
-      const char *colorspace = IMB_colormanagement_role_colorspace_name_get(
-          COLOR_ROLE_DEFAULT_BYTE);
-      IMB_colormanagement_assign_rect_colorspace(ibuf, colorspace);
-    }
+    const char *colorspace = IMB_colormanagement_role_colorspace_name_get(COLOR_ROLE_DEFAULT_BYTE);
+    IMB_colormanagement_assign_rect_colorspace(ibuf, colorspace);
   }
 
   /* invalidate color managed buffers if render result changed */
diff --git a/source/blender/compositor/operations/COM_ViewerOperation.cpp b/source/blender/compositor/operations/COM_ViewerOperation.cpp
index 5c82fe7db2f..d5b9edae719 100644
--- a/source/blender/compositor/operations/COM_ViewerOperation.cpp
+++ b/source/blender/compositor/operations/COM_ViewerOperation.cpp
@@ -190,8 +190,7 @@ void ViewerOperation::updateImage(rcti *rect)
                                     rect->xmin,
                                     rect->ymin,
                                     rect->xmax,
-                                    rect->ymax,
-                                    false);
+                                    rect->ymax);
 
   this->updateDraw();
 }
diff --git a/source/blender/editors/render/render_internal.c b/source/blender/editors/render/render_internal.c
index 0d92e1ae378..8f84d84f01d 100644
--- a/source/blender/editors/render/render_internal.c
+++ b/source/blender/editors/render/render_internal.c
@@ -248,17 +248,8 @@ static void image_buffer_rect_update(RenderJob *rj,
     linear_offset_y = 0;
   }
 
-  if (rr->do_exr_tile) {
-    /* We don't support changing color management settings during rendering
-     * when using Save Buffers option.
-     */
-    view_settings = &rj->view_settings;
-    display_settings = &rj->display_settings;
-  }
-  else {
-    view_settings = &scene->view_settings;
-    display_settings = &scene->display_settings;
-  }
+  view_settings = &scene->view_settings;
+  display_settings = &scene->display_settings;
 
   IMB_partial_display_buffer_update(ibuf,
                                     rectf,
@@ -271,8 +262,7 @@ static void image_buffer_rect_update(RenderJob *rj,
                                     rxmin,
                                     rymin,
                                     rxmin + xmax,
-                                    rymin + ymax,
-                                    rr->do_exr_tile);
+                                    rymin + ymax);
 }
 
 /* ****************************** render invoking ***************** */
diff --git a/source/blender/imbuf/IMB_colormanagement.h b/source/blender/imbuf/IMB_colormanagement.h
index b12339aef6d..a8434932018 100644
--- a/source/blender/imbuf/IMB_colormanagement.h
+++ b/source/blender/imbuf/IMB_colormanagement.h
@@ -269,8 +269,7 @@ void IMB_partial_display_buffer_update(struct ImBuf *ibuf,
                                        int xmin,
                                        int ymin,
                                        int xmax,
-                                       int ymax,
-                                       bool copy_display_to_byte_buffer);
+                                       int ymax);
 
 void IMB_partial_display_buffer_update_threaded(
     struct ImBuf *ibuf,
@@ -284,8 +283,7 @@ void IMB_partial_display_buffer_update_threaded(
     int xmin,
     int ymin,
     int xmax,
-    int ymax,
-    bool copy_display_to_byte_buffer);
+    int ymax);
 
 void IMB_partial_display_buffer_update_delayed(
     struct ImBuf *ibuf, int xmin, int ymin, int xmax, int ymax);
diff --git a/source/blender/imbuf/intern/colormanagement.c b/source/blender/imbuf/intern/colormanagement.c
index 02277a7953c..4509daac81f 100644
--- a/source/blender/imbuf/intern/colormanagement.c
+++ b/source/blender/imbuf/intern/colormanagement.c
@@ -2667,8 +2667,7 @@ unsigned char *IMB_display_buffer_acquire(ImBuf *ibuf,
                                                  ibuf->invalid_rect.xmin,
                                                  ibuf->invalid_rect.ymin,
                                                  ibuf->invalid_rect.xmax,
-                                                 ibuf->invalid_rect.ymax,
-                                                 false);
+                                                 ibuf->invalid_rect.ymax);
     }
 
     BLI_rcti_init(&ibuf->invalid_rect, 0, 0, 0, 0);
@@ -3526,7 +3525,6 @@ static void imb_partial_display_buffer_update_ex(
     int ymin,
     int xmax,
     int ymax,
-    bool copy_display_to_byte_buffer,
     bool do_threads)
 {
   ColormanageCacheViewSettings cache_view_settings;
@@ -3564,12 +3562,6 @@ static void imb_partial_display_buffer_update_ex(
     BLI_thread_unlock(LOCK_COLORMANAGE);
   }
 
-  if (display_buffer == NULL) {
-    if (copy_display_to_byte_buffer) {
-      display_buffer = (unsigned char *)ibuf->rect;
-    }
-  }
-
   if (display_buffer) {
     ColormanageProcessor *cm_processor = NULL;
     bool skip_transform = false;
@@ -3628,15 +3620,6 @@ static void imb_partial_display_buffer_update_ex(
 
     IMB_display_buffer_release(cache_handle);
   }
-
-  if (copy_display_to_byte_buffer && (unsigned char *)ibuf->rect != display_buffer) {
-    int y;
-    for (y = ymin; y < ymax; y++) {
-      size_t index = (size_t)y * buffer_width * 4;
-      memcpy(
-          (unsigned char *)ibuf->rect + index, display_buffer + index, (size_t)(xmax - xmin) * 4);
-    }
-  }
 }
 
 void IMB_partial_display_buffer_update(ImBuf *ibuf,
@@ -3650,8 +3633,7 @@ void IMB_partial_display_buffer_update(ImBuf *ibuf,
                                        int xmin,
                                        int ymin,
                                        int xmax,
-                                       int ymax,
-                                       bool copy_display_to_byte_buffer)
+                                       int ymax)
 {
   imb_partial_display_buffer_update_ex(ibuf,
                                        linear_buffer,
@@ -3665,7 +3647,6 @@ void IMB_partial_display_buffer_update(ImBuf *ibuf,
                                        ymin,
                                        xmax,
                                        ymax,
-                                       copy_display_to_byte_buffer,
                                        false);
 }
 
@@ -3681,8 +3662,7 @@ void IMB_partial_display_buffer_update_threaded(
     int xmin,
     int ymin,
     int xmax,
-    int ymax,
-    bool copy_display_to_byte_buffer)
+    int ymax)
 {
   int width = xmax - xmin;
   int height = ymax - ymin;
@@ -3699,7 +3679,6 @@ void IMB_partial_display_buffer_update_threaded(
                                        ymin,
                                        xmax,
                                        ymax,
-                                       copy_display_to_byte_buffer,
                                        do_threads);
 }
 
diff --git a/source/blender/render/extern/include/RE_pipeline.h b/source/blender/render/extern/include/RE_pipeline.h
index db051d58d6c..93b85b6b96a 100644
--- a/source/blender/render/extern/include/RE_pipeline.h
+++ b/source/blender/render/extern/include/RE_pipeline.h
@@ -100,16 +100,6 @@ typedef struct RenderLayer {
   char name[RE_MAXNAME];
   int layflag, passflag, pass_xor;
 
-  /* MULTIVIEW_TODO: acolrect and scolrect are not supported by multiview at the moment.
-   * If they are really required they should be in RenderView instead */
-
-  /** 4 float, optional transparent buffer, needs storage for display updates */
-  float *acolrect;
-  /** 4 float, optional strand buffer, needs storage for display updates */
-  float *scolrect;
-  /** 4 char, optional color managed display buffer which is used when
-   * Save Buffer is enabled to display combined pass of the screen. */
-  int *display_buffer;
   int rectx, recty;
 
   /** Optional saved endresult on disk. */
diff --git a/source/blender/render/intern/source/render_result.c b/source/blender/render/intern/source/render_result.c
index 04dabad611f..8a95cc6397f 100644
--- a/source/blender/render/intern/source/render_result.c
+++ b/source/blender/render/intern/source/render_result.c
@@ -90,18 +90,6 @@ void render_result_free(RenderResult *res)
   while (res->layers.first) {
     RenderLayer *rl = res->layers.first;
 
-    /* acolrect and scolrect are optionally allocated in shade_tile,
-     * only free here since it can be used for drawing. */
-    if (rl->acolrect) {
-      MEM_freeN(rl->acolrect);
-    }
-    if (rl->scolrect) {
-      MEM_freeN(rl->scolrect);
-    }
-    if (rl->display_buffer) {
-      MEM_freeN(rl->display_buffer);
-    }
-
     while (rl->passes.first) {
       RenderPass *rpass = rl->passes.first;
       if (rpass->rect) {
@@ -350,12 +338,6 @@ RenderResult *render_result_new(Render *re,
     rl->recty = recty;
 
     if (rr->do_exr_tile) {
-      rl->display_buffer = MEM_mapallocN((size_t)rectx * recty * sizeof(unsigned int),
-                                         "Combined display space rgba");
-      if (rl->display_buffer == NULL) {
-        render_result_free(rr);
-        return NULL;
-      }
       rl->exrhandle = IMB_exr_get_handle();
     }
 
@@ -470,8 +452,6 @@ RenderResult *render_result_new(Render *re,
 
     /* duplicate code... */
     if (rr->do_exr_tile) {
-      rl->display_buffer = MEM_mapallocN(rectx * recty * sizeof(unsigned int),
-                                         "Combined display space rgba");
       rl->exrhandle = IMB_exr_get_handle();
     }
 
@@ -1653,15 +1633,6 @@ static RenderLayer *duplicate_render_layer(RenderLayer *rl)
   new_rl->next = new_rl->prev = NULL;
   new_rl->passes.first = new_rl->passes.last = NULL;
   new_rl->exrhandle = NULL;
-  if (new_rl->acolrect != NULL) {
-    new_rl->acolrect = MEM_dupallocN(new_rl->acolrect);
-  }
-  if (new_rl->scolrect != NULL) {
-    new_rl->scolrect = MEM_dupallocN(new_rl->scolrect);
-  }
-  if (new_rl->display_buffer != NULL) {
-    new_rl->display_buffer = MEM_dupallocN(new_rl->display_buffer);
-  }
   for (RenderPass *rpass = rl->passes.first; rpass != NULL; rpass = rpass->next) {
     RenderPass *new_rpass = duplicate_render_pass(rpass);
     BLI_addtail(&new_rl->passes, new_rpass);