+ C bindings

+ Binding Parser
+ Binding GlslWriter
+ Binding Module
+ C Error reporting

include/CNZSL/CNZSL.h

@@ -0,0 +1,11 @@
+// Copyright (C) 2024 REMqb (remqb at remqb dot fr)
+// This file is part of the "Nazara Shading Language" project
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <CNZSL/Error.h>
+#include <CNZSL/Parser.h>
+
+#ifndef CNZSL_CNZSL_H
+#define CNZSL_CNZSL_H
+
+#endif //CNZSL_CNZSL_H

include/CNZSL/Config.h

@@ -0,0 +1,103 @@
+#ifndef CNZSL_CNZSL_H
+#define CNZSL_CNZSL_H
+
+// #include <NazaraUtils/Prerequisites.hpp> // I don't want the C++ things
+
+// Try to identify the compiler
+#if defined(__clang__)
+#define NAZARA_COMPILER_CLANG
+	#define NAZARA_COMPILER_CLANG_VER (__clang_major__ * 100 + __clang_minor__)
+	#define NAZARA_DEPRECATED(txt) __attribute__((__deprecated__(txt)))
+	#define NAZARA_PRETTY_FUNCTION __PRETTY_FUNCTION__
+
+	#define NAZARA_CHECK_CLANG_VER(ver) (NAZARA_COMPILER_CLANG_VER >= ver)
+
+	#define NAZARA_PRAGMA(x) _Pragma(#x)
+
+	#define NAZARA_WARNING_CLANG_DISABLE(warn) NAZARA_PRAGMA(clang diagnostic ignored warn)
+	#define NAZARA_WARNING_CLANG_GCC_DISABLE(warn) NAZARA_PRAGMA(clang diagnostic ignored warn)
+	#define NAZARA_WARNING_POP() NAZARA_PRAGMA(clang diagnostic pop)
+	#define NAZARA_WARNING_PUSH() NAZARA_PRAGMA(clang diagnostic push)
+
+	#ifdef __MINGW32__
+		#define NAZARA_COMPILER_MINGW
+		#ifdef __MINGW64_VERSION_MAJOR
+			#define NAZARA_COMPILER_MINGW_W64
+		#endif
+	#endif
+#elif defined(__GNUC__) || defined(__MINGW32__)
+#define NAZARA_COMPILER_GCC
+#define NAZARA_COMPILER_GCC_VER (__GNUC__ * 100 + __GNUC_MINOR__)
+#define NAZARA_DEPRECATED(txt) __attribute__((__deprecated__(txt)))
+#define NAZARA_PRETTY_FUNCTION __PRETTY_FUNCTION__
+
+#define NAZARA_CHECK_GCC_VER(ver) (NAZARA_COMPILER_GCC_VER >= ver)
+
+#define NAZARA_PRAGMA(x) _Pragma(#x)
+
+#define NAZARA_WARNING_CLANG_GCC_DISABLE(warn) NAZARA_PRAGMA(GCC diagnostic ignored warn)
+#define NAZARA_WARNING_GCC_DISABLE(warn) NAZARA_PRAGMA(GCC diagnostic ignored warn)
+#define NAZARA_WARNING_POP() NAZARA_PRAGMA(GCC diagnostic pop)
+#define NAZARA_WARNING_PUSH() NAZARA_PRAGMA(GCC diagnostic push)
+
+#ifdef __MINGW32__
+#define NAZARA_COMPILER_MINGW
+		#ifdef __MINGW64_VERSION_MAJOR
+			#define NAZARA_COMPILER_MINGW_W64
+		#endif
+#endif
+#elif defined(__INTEL_COMPILER) || defined(__ICL)
+#define NAZARA_COMPILER_ICC
+	#define NAZARA_COMPILER_ICC_VER __INTEL_COMPILER
+	#define NAZARA_DEPRECATED(txt) [[deprecated(txt)]]
+	#define NAZARA_PRETTY_FUNCTION __FUNCTION__
+
+	#define NAZARA_CHECK_ICC_VER(ver) (NAZARA_COMPILER_ICC_VER >= ver)
+
+	#define NAZARA_PRAGMA(x) _Pragma(x)
+
+	#define NAZARA_WARNING_ICC_DISABLE(...) NAZARA_PRAGMA(warning(disable: __VA_ARGS__))
+	#define NAZARA_WARNING_POP() NAZARA_PRAGMA(warning(pop))
+	#define NAZARA_WARNING_PUSH() NAZARA_PRAGMA(warning(push))
+#elif defined(_MSC_VER)
+	#define NAZARA_COMPILER_MSVC
+	#define NAZARA_COMPILER_MSVC_VER _MSC_VER
+	#define NAZARA_DEPRECATED(txt) __declspec(deprecated(txt))
+	#define NAZARA_PRETTY_FUNCTION __FUNCSIG__
+
+	#define NAZARA_CHECK_MSVC_VER(ver) (NAZARA_COMPILER_MSVC_VER >= ver)
+
+	#define NAZARA_PRAGMA(x) __pragma(x)
+
+	#define NAZARA_WARNING_MSVC_DISABLE(...) NAZARA_PRAGMA(warning(disable: __VA_ARGS__))
+	#define NAZARA_WARNING_POP() NAZARA_PRAGMA(warning(pop))
+	#define NAZARA_WARNING_PUSH() NAZARA_PRAGMA(warning(push))
+
+	// __cplusplus isn't respected on MSVC without /Zc:__cplusplus flag
+	#define NAZARA_CPP_VER _MSVC_LANG
+#else
+	#define NAZARA_COMPILER_UNKNOWN
+	#define NAZARA_DEPRECATED(txt)
+	#define NAZARA_PRETTY_FUNCTION __func__ // __func__ has been standardized in C++ 2011
+
+	#pragma message This compiler is not fully supported
+#endif
+
+// Nazara version macro
+#define NZSL_VERSION_MAJOR 0
+#define NZSL_VERSION_MINOR 1
+#define NZSL_VERSION_PATCH 0
+
+#if !defined(NZSL_STATIC)
+#ifdef NZSL_BUILD
+		#define NZSL_API NAZARA_EXPORT
+	#else
+		#define NZSL_API NAZARA_IMPORT
+	#endif
+#else
+#define NZSL_API
+#endif
+
+#include <cstdint>
+
+#endif //CNZSL_CNZSL_H

include/CNZSL/Error.h

@@ -0,0 +1,27 @@
+// Copyright (C) 2024 REMqb (remqb at remqb dot fr)
+// This file is part of the "Nazara Shading Language" project
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#ifndef CNZSL_ERROR_H
+#define CNZSL_ERROR_H
+
+#include <CNZSL/Config.h>
+
+#ifdef __cplusplus
+#include <cstddef>
+extern "C" {
+#else
+#include <stddef.h>
+#endif
+
+/** Null terminated string of the last error
+ *  Errors are local to the thread
+ * @param module
+ */
+const char * NZSL_API nzslGetError(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif //CNZSL_ERROR_H

include/CNZSL/Error.hpp

@@ -0,0 +1,15 @@
+// Copyright (C) 2024 REMqb (remqb at remqb dot fr)
+// This file is part of the "Nazara Shading Language" project
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <string>
+#include <CNZSL/Config.h>
+
+#ifndef CNZSL_ERROR_HPP
+#define CNZSL_ERROR_HPP
+
+namespace cnzsl {
+	void NZSL_API setError(std::string error);
+}
+
+#endif //CNZSL_ERROR_HPP

include/CNZSL/GlslWriter.h

@@ -0,0 +1,61 @@
+// Copyright (C) 2024 REMqb (remqb at remqb dot fr)
+// This file is part of the "Nazara Shading Language" project
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#ifndef CNZSL_GLSLWRITER_H
+#define CNZSL_GLSLWRITER_H
+
+#include <CNZSL/Config.h>
+#include <CNZSL/Module.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/// Opaque pointer on nzsl::GlslWriter
+typedef struct NZSLGlslWriter_s *NZSLGlslWriter;
+
+typedef struct
+{
+	// ExtSupportCallback extCallback;
+	unsigned int glMajorVersion;
+	unsigned int glMinorVersion;
+	int glES;
+	int flipYPosition;
+	int remapZPosition;
+	int allowDrawParametersUniformsFallback;
+} NZSLEnvironment;
+
+typedef struct NZSLGlslWriterOutputInternal_s *NZSLGlslWriterOutputInternal;
+typedef struct
+{
+	NZSLGlslWriterOutputInternal internal;
+	const char* code;
+	size_t codeLen;
+	//std::unordered_map<std::string, unsigned int> explicitTextureBinding;
+	//std::unordered_map<std::string, unsigned int> explicitUniformBlockBinding;
+	int usesDrawParameterBaseInstanceUniform;
+	int usesDrawParameterBaseVertexUniform;
+	int usesDrawParameterDrawIndexUniform;
+} NZSLGlslWriterOutput_s;
+typedef NZSLGlslWriterOutput_s *NZSLGlslWriterOutput;
+
+NZSLGlslWriter NZSL_API nzslGlslWriterCreate(void);
+
+int NZSL_API nzslGlslWriterSetEnv(NZSLGlslWriter writer, NZSLEnvironment env);
+
+NZSLGlslWriterOutput NZSL_API nzslGlslWriterGenerate(NZSLGlslWriter writer, NZSLModule module);
+
+int NZSL_API nzslGlslWriterOutputGetExplicitTextureBinding(NZSLGlslWriterOutput output, const char* bindingName);
+
+int NZSL_API nzslGlslWriterOutputGetExplicitUniformBlockBinding(NZSLGlslWriterOutput output, const char* bindingName);
+
+void NZSL_API nzslGlslWriterDestroy(NZSLGlslWriter writer);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif //CNZSL_GLSLWRITER_H

include/CNZSL/Module.h

@@ -0,0 +1,29 @@
+// Copyright (C) 2024 REMqb (remqb at remqb dot fr)
+// This file is part of the "Nazara Shading Language" project
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#ifndef CNZSL_MODULE_H
+#define CNZSL_MODULE_H
+
+#include <CNZSL/Config.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/// Opaque pointer on nzsl::Ast::ModulePtr
+typedef struct NZSLModule_s *NZSLModule;
+
+/** Free a NZSLModule that was returned by one of the parsers functions
+ *
+ * @param module
+ */
+void NZSL_API nzslModuleDestroy(NZSLModule module);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif //CNZSL_MODULE_H

include/CNZSL/Parser.h

@@ -0,0 +1,54 @@
+// Copyright (C) 2024 REMqb (remqb at remqb dot fr)
+// This file is part of the "Nazara Shading Language" project
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#ifndef CNZSL_PARSER_H
+#define CNZSL_PARSER_H
+
+#include <CNZSL/Config.h>
+#include <CNZSL/Module.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/**
+ *
+ * @param source
+ * @param sourceLen
+ * @param f
+ * @return
+ */
+NZSLModule NZSL_API nzslParserParseSource(const char* source, size_t sourceLen);
+
+/**
+ *
+ * @param source
+ * @param sourceLen
+ * @param filePath
+ * @param filePathLen
+ * @return
+ */
+NZSLModule NZSL_API nzslParserParseSourceWithFilePath(const char* source, size_t sourceLen, const char* filePath, size_t filePathLen);
+
+/**
+ *
+ * @param sourcePath
+ * @param sourcePathLen
+ * @return
+ */
+NZSLModule NZSL_API nzslParserParseFromFile(const char* sourcePath, size_t sourcePathLen);
+
+/** Free a NZSLModule that was returned by one of the parsers functions
+ *
+ * @param module
+ */
+void NZSL_API nzslModuleDestroy(NZSLModule module);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif //CNZSL_PARSER_H

src/CNZSL/Error.cpp

@@ -0,0 +1,19 @@
+#include <CNZSL/Error.h>
+#include <CNZSL/Error.hpp>
+#include <string>
+
+thread_local std::string lastError;
+
+namespace cnzsl {
+	void NZSL_API setError(std::string error) {
+		lastError = std::move(error);
+	}
+}
+
+extern "C" {
+
+const char * NZSL_API nzslGetError() {
+	return lastError.c_str();
+}
+
+}