Fix T53874: more cases of OpenGL render to OpenEXR not working after recent changes.

4 files changed, 18 insertions, 6 deletions

diff --git a/source/blender/editors/space_image/image_ops.c b/source/blender/editors/space_image/image_ops.c
index 9263dac5708..956043afea3 100644
--- a/source/blender/editors/space_image/image_ops.c
+++ b/source/blender/editors/space_image/image_ops.c
@@ -1852,7 +1852,7 @@ static bool save_image_doit(bContext *C, SpaceImage *sima, wmOperator *op, SaveI
 		scene = CTX_data_scene(C);
 		rr = BKE_image_acquire_renderresult(scene, ima);
 		bool is_mono = rr ? BLI_listbase_count_ex(&rr->views, 2) < 2 : BLI_listbase_count_ex(&ima->views, 2) < 2;
-		bool is_exr_rr = rr && ELEM(imf->imtype, R_IMF_IMTYPE_OPENEXR, R_IMF_IMTYPE_MULTILAYER);
+		bool is_exr_rr = rr && ELEM(imf->imtype, R_IMF_IMTYPE_OPENEXR, R_IMF_IMTYPE_MULTILAYER) && RE_HasFloatPixels(rr);
 
 		/* error handling */
 		if (!rr) {
diff --git a/source/blender/render/extern/include/RE_pipeline.h b/source/blender/render/extern/include/RE_pipeline.h
index 830f6a0bbf1..bb056675887 100644
--- a/source/blender/render/extern/include/RE_pipeline.h
+++ b/source/blender/render/extern/include/RE_pipeline.h
@@ -388,6 +388,7 @@ void RE_updateRenderInstances(Render *re, int flag);
 /******* defined in render_result.c *********/
 
 bool RE_HasCombinedLayer(RenderResult *res);
+bool RE_HasFloatPixels(RenderResult *res);
 bool RE_RenderResult_is_stereo(RenderResult *res);
 struct RenderView *RE_RenderViewGetById(struct RenderResult *res, const int view_id);
 struct RenderView *RE_RenderViewGetByName(struct RenderResult *res, const char *viewname);
diff --git a/source/blender/render/intern/source/pipeline.c b/source/blender/render/intern/source/pipeline.c
index 5a1a15d0266..ed610b4e4b7 100644
--- a/source/blender/render/intern/source/pipeline.c
+++ b/source/blender/render/intern/source/pipeline.c
@@ -3316,7 +3316,8 @@ bool RE_WriteRenderViewsImage(ReportList *reports, RenderResult *rr, Scene *scen
 		return false;
 
 	bool is_mono = BLI_listbase_count_ex(&rr->views, 2) < 2;
-	bool is_exr_rr = ELEM(rd->im_format.imtype, R_IMF_IMTYPE_OPENEXR, R_IMF_IMTYPE_MULTILAYER);
+	bool is_exr_rr = ELEM(rd->im_format.imtype, R_IMF_IMTYPE_OPENEXR, R_IMF_IMTYPE_MULTILAYER) &&
+	                 RE_HasFloatPixels(rr);
 
 	if (rd->im_format.views_format == R_IMF_VIEWS_MULTIVIEW && is_exr_rr)
 	{
@@ -3334,14 +3335,11 @@ bool RE_WriteRenderViewsImage(ReportList *reports, RenderResult *rr, Scene *scen
 		BLI_strncpy(filepath, name, sizeof(filepath));
 
 		for (view_id = 0, rv = rr->views.first; rv; rv = rv->next, view_id++) {
-			/* Sequencer and OpenGL render can't save multiple EXR layers. */
-			bool is_float = rv->rect32 == NULL;
-
 			if (!is_mono) {
 				BKE_scene_multiview_view_filepath_get(&scene->r, filepath, rv->name, name);
 			}
 
-			if (is_exr_rr && is_float) {
+			if (is_exr_rr) {
 				ok = RE_WriteRenderResult(reports, rr, name, &rd->im_format, rv->name, -1);
 				render_print_save_message(reports, name, ok, errno);
 
diff --git a/source/blender/render/intern/source/render_result.c b/source/blender/render/intern/source/render_result.c
index 6dc3457d52e..0499577726c 100644
--- a/source/blender/render/intern/source/render_result.c
+++ b/source/blender/render/intern/source/render_result.c
@@ -1421,6 +1421,19 @@ bool RE_HasCombinedLayer(RenderResult *res)
 	return (rv->rect32 || rv->rectf);
 }
 
+bool RE_HasFloatPixels(RenderResult *res)
+{
+	RenderView *rview;
+
+	for (rview = res->views.first; rview; rview = rview->next) {
+		if (rview->rect32 && !rview->rectf) {
+			return false;
+		}
+	}
+
+	return true;
+}
+
 bool RE_RenderResult_is_stereo(RenderResult *res)
 {
 	if (! BLI_findstring(&res->views, STEREO_LEFT_NAME, offsetof(RenderView, name)))