update headers

ios/include/matdbg/ShaderInfo.h

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef MATDBG_SHADERINFO_H
+#define MATDBG_SHADERINFO_H
+
+#include <backend/DriverEnums.h>
+
+#include <filaflat/ChunkContainer.h>
+#include <filaflat/MaterialChunk.h>
+
+#include <private/filament/Variant.h>
+
+namespace filament {
+namespace matdbg {
+
+struct ShaderInfo {
+    backend::ShaderModel shaderModel;
+    Variant variant;
+    backend::ShaderStage pipelineStage;
+    uint32_t offset;
+};
+
+size_t getShaderCount(const filaflat::ChunkContainer& container, filamat::ChunkType type);
+bool getMetalShaderInfo(const filaflat::ChunkContainer& container, ShaderInfo* info);
+bool getGlShaderInfo(const filaflat::ChunkContainer& container, ShaderInfo* info);
+bool getVkShaderInfo(const filaflat::ChunkContainer& container, ShaderInfo* info);
+
+} // namespace matdbg
+} // namespace filament
+
+#endif  // MATDBG_SHADERINFO_H