Merge pull request #3055 from greg-lunarg/limit2

Improve ResourceLimits interface to be more forward compatible

glslang/CInterface/glslang_c_interface.cpp

@@ -33,7 +33,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "glslang/Include/glslang_c_interface.h"
 
 #include "StandAlone/DirStackFileIncluder.h"
-#include "StandAlone/ResourceLimits.h"
+#include "glslang/Public/ResourceLimits.h"
 #include "glslang/Include/ShHandle.h"
 
 #include "glslang/Include/ResourceLimits.h"

glslang/CMakeLists.txt

@@ -149,6 +149,8 @@ set(GLSLANG_SOURCES
 
 set(GLSLANG_HEADERS
     Public/ShaderLang.h
+    Public/ResourceLimits.h
+    Public/resource_limits_c.h
     Include/arrays.h
     Include/BaseTypes.h
     Include/Common.h

glslang/Public/ResourceLimits.h

@@ -0,0 +1,57 @@
+//
+// Copyright (C) 2016 Google, Inc.
+//
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+//    Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//
+//    Redistributions in binary form must reproduce the above
+//    copyright notice, this list of conditions and the following
+//    disclaimer in the documentation and/or other materials provided
+//    with the distribution.
+//
+//    Neither the name of Google Inc. nor the names of its
+//    contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef _STAND_ALONE_RESOURCE_LIMITS_INCLUDED_
+#define _STAND_ALONE_RESOURCE_LIMITS_INCLUDED_
+
+#include <string>
+
+#include "../Include/ResourceLimits.h"
+
+// Return pointer to user-writable Resource to pass through API in
+// future-proof way.
+extern TBuiltInResource* GetResources();
+
+// These are the default resources for TBuiltInResources, used for both
+//  - parsing this string for the case where the user didn't supply one,
+//  - dumping out a template for user construction of a config file.
+extern const TBuiltInResource* GetDefaultResources();
+
+// Returns the DefaultTBuiltInResource as a human-readable string.
+std::string GetDefaultTBuiltInResourceString();
+
+// Decodes the resource limits from |config| to |resources|.
+void DecodeResourceLimits(TBuiltInResource* resources, char* config);
+
+#endif  // _STAND_ALONE_RESOURCE_LIMITS_INCLUDED_

glslang/Public/resource_limits_c.h

@@ -0,0 +1,57 @@
+/**
+BSD 2-Clause License
+
+Copyright (c) 2020, Travis Fort
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**/
+
+#ifndef _STAND_ALONE_RESOURCE_LIMITS_C_INCLUDED_
+#define _STAND_ALONE_RESOURCE_LIMITS_C_INCLUDED_
+
+#include "../glslang/Include/glslang_c_interface.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Returns a struct that can be use to create custom resource values.
+glslang_resource_t* glslang_resource(void);
+
+// These are the default resources for TBuiltInResources, used for both
+//  - parsing this string for the case where the user didn't supply one,
+//  - dumping out a template for user construction of a config file.
+const glslang_resource_t* glslang_default_resource(void);
+
+// Returns the DefaultTBuiltInResource as a human-readable string.
+// NOTE: User is responsible for freeing this string.
+const char* glslang_default_resource_string();
+
+// Decodes the resource limits from |config| to |resources|.
+void glslang_decode_resource_limits(glslang_resource_t* resources, char* config);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _STAND_ALONE_RESOURCE_LIMITS_C_INCLUDED_