From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 7 Nov 2021 16:56:07 +0000 (+0200)
Subject: Fix reflection of vector and matrix types from SPIR-V
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=fbd0c3ae115021221e4c7222fd2070748d3d0878

Fix reflection of vector and matrix types from SPIR-V
---

diff --git a/source/core/module.cpp b/source/core/module.cpp
index 2326a5e7..4afbc534 100644
--- a/source/core/module.cpp
+++ b/source/core/module.cpp
@@ -308,7 +308,7 @@ void SpirVModule::Reflection::reflect_code(const vector<uint32_t> &code)
 		case OP_TYPE_INT: reflect_int_type(op); break;
 		case OP_TYPE_FLOAT: reflect_float_type(op); break;
 		case OP_TYPE_VECTOR: reflect_vector_type(op); break;
-		case OP_TYPE_MATRIX: reflect_vector_type(op); break;
+		case OP_TYPE_MATRIX: reflect_matrix_type(op); break;
 		case OP_TYPE_IMAGE: reflect_image_type(op); break;
 		case OP_TYPE_SAMPLED_IMAGE: reflect_sampled_image_type(op); break;
 		case OP_TYPE_ARRAY: reflect_array_type(op); break;
@@ -391,7 +391,7 @@ void SpirVModule::Reflection::reflect_vector_type(CodeIterator op)
 	TypeInfo &type = types[*(op+1)];
 	DataType component = types[*(op+2)].type;
 	unsigned count = *(op+3);
-	type.type = static_cast<DataType>((count<<12) | (component&0xF00) | ((component&0xFF)*count));
+	type.type = static_cast<DataType>(((count-1)<<12) | (component&0xF00) | ((component&0xFF)*count));
 }
 
 void SpirVModule::Reflection::reflect_matrix_type(CodeIterator op)
@@ -399,7 +399,7 @@ void SpirVModule::Reflection::reflect_matrix_type(CodeIterator op)
 	TypeInfo &type = types[*(op+1)];
 	DataType column = types[*(op+2)].type;
 	unsigned count = *(op+3);
-	type.type = static_cast<DataType>((count<<16) | (column&0xF00) | ((column&0xFF)*count));
+	type.type = static_cast<DataType>(((count-1)<<14) | (column&0x3F00) | ((column&0xFF)*count));
 }
 
 void SpirVModule::Reflection::reflect_image_type(CodeIterator op)