Merge pull request #55311 from Chaosus/fix_uniform_array

Fix uniform array alignment to fix a bug

1 files changed, 3 insertions, 1 deletions

diff --git a/servers/rendering/renderer_rd/shader_compiler_rd.cpp b/servers/rendering/renderer_rd/shader_compiler_rd.cpp
index f7c8ca1487..77d3a2e766 100644
--- a/servers/rendering/renderer_rd/shader_compiler_rd.cpp
+++ b/servers/rendering/renderer_rd/shader_compiler_rd.cpp
@@ -661,6 +661,7 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
 						uniform_sizes.write[uniform.order] = _get_datatype_size(ShaderLanguage::TYPE_UINT);
 						uniform_alignments.write[uniform.order] = _get_datatype_alignment(ShaderLanguage::TYPE_UINT);
 					} else {
+						// The following code enforces a 16-byte alignment of uniform arrays.
 						if (uniform.array_size > 0) {
 							int size = _get_datatype_size(uniform.type) * uniform.array_size;
 							int m = (16 * uniform.array_size);
@@ -668,10 +669,11 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
 								size += m - (size % m);
 							}
 							uniform_sizes.write[uniform.order] = size;
+							uniform_alignments.write[uniform.order] = 16;
 						} else {
 							uniform_sizes.write[uniform.order] = _get_datatype_size(uniform.type);
+							uniform_alignments.write[uniform.order] = _get_datatype_alignment(uniform.type);
 						}
-						uniform_alignments.write[uniform.order] = _get_datatype_alignment(uniform.type);
 					}
 				}