Add node.js bindings

Added the GYP build system so the GLSL Optimizer could be built using node-gyp. Created bindings to V8.
aras-p · Jul 5, 2013 · 7a190d3 · 7a190d3
1 parent 12fcc07
commit 7a190d3
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diff --git a/.gitignore b/.gitignore
@@ -72,3 +72,5 @@ glslopt
 glsl_compiler
 .settings/
 .pydevproject
+
+build
diff --git a/binding.gyp b/binding.gyp
@@ -0,0 +1,20 @@
+{
+  'includes': [
+    'target_defaults.gypi',
+  ],
+  'targets': [
+    {
+      'target_name': 'glslOptimizer',
+      'dependencies': [
+        'src/glsl_optimizer_lib.gyp:*',
+      ],
+      'sources': [
+        'src/node/binding.cpp',
+        'src/node/compiler.cpp',
+        'src/node/compiler.h',
+        'src/node/shader.cpp',
+        'src/node/shader.h',
+      ],
+    }
+  ]
+}
diff --git a/src/glsl_optimizer_lib.gyp b/src/glsl_optimizer_lib.gyp
@@ -0,0 +1,182 @@
+{
+  'includes': [
+    '../target_defaults.gypi',
+  ],
+  'targets': [
+    {
+      'target_name': 'glsl_optimizer_lib',
+      'type': 'static_library',
+      'include_dirs': [
+        'glsl',
+        'mesa',
+        '../include',
+        '../include/c99',
+      ],
+      'direct_dependent_settings': {
+        'include_dirs': [
+          'glsl'
+        ],
+      },
+      'sources': [
+        'glsl/glcpp/glcpp-lex.c',
+        'glsl/glcpp/glcpp-parse.c',
+        'glsl/glcpp/glcpp-parse.h',
+        'glsl/glcpp/clcpp.h',
+        'glsl/glcpp/pp.c',
+        'glsl/ast.h',
+        'glsl/ast_array_index.cpp',
+        'glsl/ast_expr.cpp',
+        'glsl/ast_function.cpp',
+        'glsl/ast_to_hir.cpp',
+        'glsl/ast_type.cpp',
+        'glsl/builtin_function.cpp',
+        'glsl/builtin_types.h',
+        'glsl/builtin_variables.cpp',
+        'glsl/builtin_variables.h',
+        'glsl/glsl_lexer.cpp',
+        'glsl/glsl_optimizer.cpp',
+        'glsl/glsl_optimizer.h',
+        'glsl/glsl_parser.cpp',
+        'glsl/glsl_parser.h',
+        'glsl/glsl_parser_extras.cpp',
+        'glsl/glsl_parser_extras.h',
+        'glsl/glsl_symbol_table.cpp',
+        'glsl/glsl_symbol_table.h',
+        'glsl/glsl_types.cpp',
+        'glsl/glsl_types.h',
+        'glsl/hir_field_selection.cpp',
+        'glsl/ir.cpp',
+        'glsl/ir.h',
+        'glsl/ir_basic_block.cpp',
+        'glsl/ir_basic_block.h',
+        'glsl/ir_builder.cpp',
+        'glsl/ir_builder.h',
+        'glsl/ir_clone.cpp',
+        'glsl/ir_constant_expression.cpp',
+        'glsl/ir_expression_flattening.cpp',
+        'glsl/ir_expression_flattening.h',
+        'glsl/ir_function.cpp',
+        'glsl/ir_function_can_inline.cpp',
+        'glsl/ir_function_detect_recursion.cpp',
+        'glsl/ir_function_inlining.h',
+        'glsl/ir_hierarchical_visitor.cpp',
+        'glsl/ir_hierarchical_visitor.h',
+        'glsl/ir_hv_accept.cpp',
+        'glsl/ir_import_prototypes.cpp',
+        'glsl/ir_optimization.h',
+        'glsl/ir_print_glsl_visitor.cpp',
+        'glsl/ir_print_glsl_visitor.h',
+        'glsl/ir_print_visitor.cpp',
+        'glsl/ir_print_visitor.h',
+        'glsl/ir_reader.cpp',
+        'glsl/ir_reader.h',
+        'glsl/ir_rvalue_visitor.cpp',
+        'glsl/ir_rvalue_visitor.h',
+        'glsl/ir_reader.cpp',
+        'glsl/ir_reader.h',
+        'glsl/ir_rvalue_visitor.cpp',
+        'glsl/ir_rvalue_visitor.h',
+        'glsl/ir_uniform.h',
+        'glsl/ir_unused_structs.cpp',
+        'glsl/ir_unused_structs.h',
+        'glsl/ir_validate.cpp',
+        'glsl/ir_variable_refcount.cpp',
+        'glsl/ir_variable_refcount.h',
+        'glsl/ir_visitor.h',
+        'glsl/link_functions.cpp',
+        'glsl/link_uniform_block_active_visitor.cpp',
+        'glsl/link_uniform_block_active_visitor.h',
+        'glsl/link_uniform_blocks.cpp',
+        'glsl/link_uniform_initializers.cpp',
+        'glsl/link_uniforms.cpp',
+        'glsl/link_varyings.cpp',
+        'glsl/link_varyings.h',
+        'glsl/linker.cpp',
+        'glsl/linker.h',
+        'glsl/list.h',
+        'glsl/loop_analysis.cpp',
+        'glsl/loop_analysis.h',
+        'glsl/loop_controls.cpp',
+        'glsl/loop_unroll.cpp',
+        'glsl/lower_clip_distance.cpp',
+        'glsl/lower_discard.cpp',
+        'glsl/lower_discard_flow.cpp',
+        'glsl/lower_if_to_cond_assign.cpp',
+        'glsl/lower_instructions.cpp',
+        'glsl/lower_jumps.cpp',
+        'glsl/lower_mat_op_to_vec.cpp',
+        'glsl/lower_noise.cpp',
+        'glsl/lower_packed_varyings.cpp',
+        'glsl/lower_packing_builtins.cpp',
+        'glsl/lower_variable_index_to_cond_assign.cpp',
+        'glsl/lower_vec_index_to_cond_assign.cpp',
+        'glsl/lower_vec_index_to_swizzle.cpp',
+        'glsl/lower_vector.cpp',
+        'glsl/opt_algebraic.cpp',
+        'glsl/opt_array_splitting.cpp',
+        'glsl/opt_constant_folding.cpp',
+        'glsl/opt_constant_propagation.cpp',
+        'glsl/opt_constant_variable.cpp',
+        'glsl/opt_copy_propagation.cpp',
+        'glsl/opt_copy_propagation_elements.cpp',
+        'glsl/opt_dead_code.cpp',
+        'glsl/opt_dead_code_local.cpp',
+        'glsl/opt_dead_functions.cpp',
+        'glsl/opt_flatten_nested_if_blocks.cpp',
+        'glsl/opt_function_inlining.cpp',
+        'glsl/opt_if_simplification.cpp',
+        'glsl/opt_noop_swizzle.cpp',
+        'glsl/opt_redundant_jumps.cpp',
+        'glsl/opt_structure_splitting.cpp',
+        'glsl/opt_swizzle_swizzle.cpp',
+        'glsl/opt_tree_grafting.cpp',
+        'glsl/program.h',
+        'glsl/ralloc.c',
+        'glsl/ralloc.h',
+        'glsl/s_expression.cpp',
+        'glsl/s_expression.h',
+        'glsl/standalone_scaffolding.cpp',
+        'glsl/standalone_scaffolding.h',
+        'glsl/strtod.c',
+        'glsl/strtod.h',
+        'mesa/main/compiler.h',
+        'mesa/main/config.h',
+        'mesa/main/context.h',
+        'mesa/main/core.h',
+        'mesa/main/dd.h',
+        'mesa/main/glheader.h',
+        'mesa/main/glminimal.h',
+        'mesa/main/hash_table.c',
+        'mesa/main/hash_table.h',
+        'mesa/main/imports.c',
+        'mesa/main/imports.h',
+        'mesa/main/macros.h',
+        'mesa/main/mtypes.h',
+        'mesa/main/set.c',
+        'mesa/main/set.h',
+        'mesa/main/simple_list.h',
+        'mesa/program/hash_table.h',
+        'mesa/program/prog_hash_table.c',
+        'mesa/program/prog_instruction.h',
+        'mesa/program/prog_parameter.h',
+        'mesa/program/prog_statevars.h',
+        'mesa/program/symbol_table.c',
+        'mesa/program/symbol_table.h',
+      ],
+      'conditions': [
+        ['OS=="win"', {
+          'defines': [
+            '_LIB',
+            'NOMINMAX',
+            '_CRT_SECURE_NO_WARNINGS',
+            '_CRT_SECURE_NO_DEPRECATE',
+            '__STDC_VERSION__=199901L',
+            '__STDC__',
+            'strdup=_strdup',
+          ],
+          'msvs_disabled_warnings': [4996],
+        }],
+      ],        
+    }
+  ]
+}
diff --git a/src/node/binding.cpp b/src/node/binding.cpp
@@ -0,0 +1,17 @@
+#include <node.h>
+#include "shader.h"
+
+using namespace v8;
+
+void InitAll(Handle<Object> exports)
+{
+	// Export constants
+	exports->Set(String::NewSymbol("VERTEX_SHADER"), Int32::New(kGlslOptShaderVertex), ReadOnly);
+	exports->Set(String::NewSymbol("FRAGMENT_SHADER"), Int32::New(kGlslOptShaderFragment), ReadOnly);
+
+	// Export classes
+	Compiler::Init(exports);
+	Shader::Init(exports);
+}
+
+NODE_MODULE(glslOptimizer, InitAll);
diff --git a/src/node/compiler.cpp b/src/node/compiler.cpp
@@ -0,0 +1,74 @@
+#include "compiler.h"
+
+using namespace v8;
+using namespace node;
+
+//----------------------------------------------------------------------
+
+Compiler::Compiler(bool essl)
+{
+	_binding = glslopt_initialize(essl);
+}
+
+//----------------------------------------------------------------------
+
+Compiler::~Compiler()
+{
+	release();
+}
+
+//----------------------------------------------------------------------
+
+void Compiler::release()
+{
+	if (_binding)
+	{
+		glslopt_cleanup(_binding);
+
+		_binding = 0;
+	}
+}
+
+//----------------------------------------------------------------------
+
+void Compiler::Init(Handle<Object> exports)
+{
+	// Prepare constructor template
+	Local<FunctionTemplate> tpl = FunctionTemplate::New(New);
+	tpl->SetClassName(String::NewSymbol("Compiler"));
+	tpl->InstanceTemplate()->SetInternalFieldCount(1);
+
+	// Prototype
+	SetPrototypeMethod(tpl, "dispose", Dispose);
+
+	// Export the class
+	Persistent<Function> constructor = Persistent<Function>::New(tpl->GetFunction());
+	exports->Set(String::NewSymbol("Compiler"), constructor);
+}
+
+//----------------------------------------------------------------------
+
+Handle<Value> Compiler::New(const Arguments& args)
+{
+	HandleScope scope;
+
+	bool essl = args[0]->IsUndefined() ? true : args[0]->BooleanValue();
+
+	Compiler* obj = new Compiler(essl);
+
+	obj->Wrap(args.This());
+
+	return args.This();
+}
+
+//----------------------------------------------------------------------
+
+Handle<Value> Compiler::Dispose(const Arguments& args)
+{
+	HandleScope scope;
+
+	Compiler* obj = ObjectWrap::Unwrap<Compiler>(args.This());
+	obj->release();
+
+	return scope.Close(Undefined());
+}
diff --git a/src/node/compiler.h b/src/node/compiler.h
@@ -0,0 +1,25 @@
+#ifndef COMPILER_H
+#define COMPILER_H
+
+#include <node.h>
+#include <glsl_optimizer.h>
+
+class Compiler : public node::ObjectWrap {
+public:
+	static void Init(v8::Handle<v8::Object> exports);
+
+	inline glslopt_ctx* getBinding() const { return _binding; }
+
+	void release();
+
+private:
+	Compiler(bool essl);
+	~Compiler();
+
+	glslopt_ctx* _binding;
+
+	static v8::Handle<v8::Value> New(const v8::Arguments& args);
+	static v8::Handle<v8::Value> Dispose(const v8::Arguments& args);
+};
+
+#endif