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Create iOS framework target and Objective-C public API wrapper to enable import as a LLVM module
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‎projects/xcode5/GLSLOptimiser/GLSLOptimizer.h‎

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//
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// GLSLOptimiser.h
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// GLSLOptimiser
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//
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// Created by Ryan Walklin on 2/06/2015.
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//
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//
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#import <Foundation/Foundation.h>
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//! Project version number for GLSLOptimizer.
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FOUNDATION_EXPORT double GLSLOptimizerVersionNumber;
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//! Project version string for GLSLOptimizer.
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FOUNDATION_EXPORT const unsigned char GLSLOptimizerVersionString[];
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// In this header, you should import all the public headers of your framework using statements like #import <GLSLOptimiser/PublicHeader.h>
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#import "GLSLOptimizerBridge.h"

‎projects/xcode5/GLSLOptimiser/GLSLOptimizerBridge.h‎

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//
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// GLSLOptimizerBridge.h
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// glsl_optimizer_lib
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//
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// Created by Ryan Walklin on 2/06/2015.
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//
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//
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@class GLSLShader;
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#import <Foundation/Foundation.h>
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typedef NS_ENUM(NSUInteger, GLSLOptShaderType) {
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GLSLOptShaderTypeVertex = 0, // kGlslOptShaderVertex
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GLSLOptShaderTypeFragment // kGlslOptShaderFragment
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}; // glslopt_shader_type
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// Options flags for glsl_optimize
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typedef NS_ENUM(NSUInteger, GLSLOptOptions) {
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GLSLOptOptionsSkipProcessor = 0, //kGlslOptionSkipPreprocessor = (1<<0), // Skip preprocessing shader source. Saves some time if you know you don't need it.
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GLSLOptOptionsNotFullShader // kGlslOptionNotFullShader = (1<<1), // Passed shader is not the full shader source. This makes some optimizations weaker.
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}; // glslopt_options
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// Optimizer target language
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typedef NS_ENUM(NSUInteger, GLSLOptTarget) {
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GLSLOptTargetOpenGL = 0, // kGlslTargetOpenGL = 0,
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GLSLOptTargetOpenGLES20 = 1, // kGlslTargetOpenGLES20 = 1,
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GLSLOptTargetOpenGLES30 = 2,// kGlslTargetOpenGLES30 = 2,
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GLSLOptTargetMetal = 3// kGlslTargetMetal = 3,
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}; // glslopt_target
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// Type info
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typedef NS_ENUM(NSUInteger, GLSLOptBasicType) {
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GLSLOptBasicTypeFloat = 0, // kGlslTypeFloat = 0,
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GLSLOptBasicTypeInt, // kGlslTypeInt,
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GLSLOptBasicTypeBool, // kGlslTypeBool,
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GLSLOptBasicTypeTex2D, // kGlslTypeTex2D,
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GLSLOptBasicTypeTex3D, // kGlslTypeTex3D,
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GLSLOptBasicTypeTexCube, // kGlslTypeTexCube,
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GLSLOptBasicTypeOther, // kGlslTypeOther,
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GLSLOptBasicTypeCount // kGlslTypeCount
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}; // glslopt_basic_type
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typedef NS_ENUM(NSUInteger, GLSLOptPrecision) {
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GLSLOptPrecisionHigh = 0, // kGlslPrecHigh = 0,
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GLSLOptPrecisionMedium, // kGlslPrecMedium,
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GLSLOptPrecisionLow, // kGlslPrecLow,
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GLSLOptPrecisionCount // kGlslPrecCount
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}; // glslopt_precision
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@interface GLSLShaderVariableDescription : NSObject
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@property UInt32 index;
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@property NSString *name;
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@property GLSLOptBasicType type;
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@property GLSLOptPrecision prec;
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@property UInt32 vecSize;
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@property UInt32 matSize;
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@property SInt32 arraySize;
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@property UInt32 location;
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@end
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@interface GLSLShader: NSObject
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-(BOOL)status;
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-(NSString *)output;
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-(NSString *)rawOutput;
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-(NSString *)log;
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-(UInt32)inputCount;
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-(GLSLShaderVariableDescription *)inputDescription:(UInt32)index;
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@end
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@interface GLSLOptimizer: NSObject
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-(id)init:(GLSLOptTarget)target;
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-(void)setMaxUnrollIterations:(UInt32)iterations;
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-(GLSLShader *)optimize:(GLSLOptShaderType)shaderType shaderSource:(NSString *)shaderSource options:(NSUInteger)options;
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@end
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/*
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int glslopt_shader_get_uniform_count (glslopt_shader* shader);
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int glslopt_shader_get_uniform_total_size (glslopt_shader* shader);
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void glslopt_shader_get_uniform_desc (glslopt_shader* shader, int index, const char** outName, glslopt_basic_type* outType, glslopt_precision* outPrec, int* outVecSize, int* outMatSize, int* outArraySize, int* outLocation);
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int glslopt_shader_get_texture_count (glslopt_shader* shader);
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void glslopt_shader_get_texture_desc (glslopt_shader* shader, int index, const char** outName, glslopt_basic_type* outType, glslopt_precision* outPrec, int* outVecSize, int* outMatSize, int* outArraySize, int* outLocation);
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// Get *very* approximate shader stats:
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// Number of math, texture and flow control instructions.
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void glslopt_shader_get_stats (glslopt_shader* shader, int* approxMath, int* approxTex, int* approxFlow);
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*/
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‎projects/xcode5/GLSLOptimiser/GLSLOptimizerBridge.mm‎

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//
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// GLSLOptimizerBridge.m
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// glsl_optimizer_lib
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//
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// Created by Ryan Walklin on 2/06/2015.
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//
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//
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#import <Foundation/Foundation.h>
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#import "GLSLOptimizerBridge.h"
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#import "glsl_optimizer.h"
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@implementation GLSLShaderVariableDescription
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@end
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typedef NS_ENUM(NSUInteger, GLSLShaderVariableType) {
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GLSLShaderVariableTypeInput = 0,
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GLSLShaderVariableTypeUniform,
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GLSLShaderVariableTypeTexture
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};
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@interface GLSLShader () {
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@private
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glslopt_shader *_shader;
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}
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-(id)initWithShader: (glslopt_shader *)shader;
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-(GLSLShaderVariableDescription *)shaderVariableDescription:(GLSLShaderVariableType)type index:(UInt32)index;
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@end
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@implementation GLSLShader: NSObject
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-(id)initWithShader: (glslopt_shader *)shader {
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self = [super init];
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if (self) {
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_shader = shader;
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}
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return self;
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}
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-(BOOL)status {
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return glslopt_get_status(_shader) == true;
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}
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-(NSString *)output {
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return [NSString stringWithUTF8String: glslopt_get_output(_shader)];
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}
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-(NSString *)rawOutput {
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return [NSString stringWithUTF8String: glslopt_get_raw_output(_shader)];
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}
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-(NSString *)log {
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return [NSString stringWithUTF8String: glslopt_get_log (_shader)];
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}
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-(UInt32)inputCount {
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return UInt32(glslopt_shader_get_input_count(_shader));
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}
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-(GLSLShaderVariableDescription *)inputDescription:(UInt32)index {
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NSAssert(index < self.inputCount, @"index < inputCount");
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return [self shaderVariableDescription:GLSLShaderVariableTypeInput index:index];
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}
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-(UInt32)uniformCount {
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return UInt32(glslopt_shader_get_uniform_count(_shader));
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}
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-(UInt32)uniformTotalSize {
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return UInt32(glslopt_shader_get_uniform_total_size(_shader));
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}
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-(GLSLShaderVariableDescription *)uniformDescription:(UInt32)index {
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NSAssert(index < self.uniformCount, @"index < inputCount");
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return [self shaderVariableDescription:GLSLShaderVariableTypeUniform index:index];
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}
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-(UInt32)textureCount {
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return UInt32(glslopt_shader_get_texture_count(_shader));
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}
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-(GLSLShaderVariableDescription *)textureDescription:(UInt32)index {
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NSAssert(index < self.textureCount, @"index < inputCount");
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return [self shaderVariableDescription:GLSLShaderVariableTypeTexture index:index];
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}
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-(GLSLShaderVariableDescription *)shaderVariableDescription:(GLSLShaderVariableType)type index:(UInt32)index {
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const char *outName = nil;
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glslopt_basic_type outType;
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glslopt_precision outPrec;
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int outVecSize;
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int outMatSize;
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int outArraySize;
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int outLocation;
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switch (type) {
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case GLSLShaderVariableTypeInput:
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glslopt_shader_get_input_desc(_shader, index, &outName, &outType, &outPrec, &outVecSize, &outMatSize, &outArraySize, &outLocation);
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break;
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case GLSLShaderVariableTypeUniform:
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glslopt_shader_get_uniform_desc(_shader, index, &outName, &outType, &outPrec, &outVecSize, &outMatSize, &outArraySize, &outLocation);
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break;
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case GLSLShaderVariableTypeTexture:
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glslopt_shader_get_texture_desc(_shader, index, &outName, &outType, &outPrec, &outVecSize, &outMatSize, &outArraySize, &outLocation);
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break;
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}
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GLSLShaderVariableDescription *varDesc = [[GLSLShaderVariableDescription alloc] init];
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varDesc.name = [NSString stringWithUTF8String:outName];
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varDesc.type = GLSLOptBasicType(outType);
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varDesc.prec = GLSLOptPrecision(outPrec);
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varDesc.vecSize = SInt32(outVecSize);
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varDesc.matSize = SInt32(outMatSize);
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varDesc.arraySize = SInt32(outArraySize);
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varDesc.location = SInt32(outLocation);
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return varDesc;
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}
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/*
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// Get *very* approximate shader stats:
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// Number of math, texture and flow control instructions.
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void glslopt_shader_get_stats (glslopt_shader* shader, int* approxMath, int* approxTex, int* approxFlow);
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*/
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- (void)dealloc
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{
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glslopt_shader_delete(_shader);
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}
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@end
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@interface GLSLOptimizer () {
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@private
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glslopt_ctx *_ctx;
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}
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@end
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@implementation GLSLOptimizer
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-(id)init:(GLSLOptTarget)target {
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self = [super init];
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if (self) {
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_ctx = glslopt_initialize(glslopt_target(target));
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}
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return self;
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}
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-(void)dealloc {
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glslopt_cleanup(_ctx);
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}
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-(void)setMaxUnrollIterations:(UInt32)iterations {
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glslopt_set_max_unroll_iterations(_ctx, iterations);
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}
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-(GLSLShader *)optimize:(GLSLOptShaderType)shaderType shaderSource:(NSString *)shaderSource options:(NSUInteger)options {
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glslopt_shader* shader = glslopt_optimize(_ctx, glslopt_shader_type(shaderType), shaderSource.UTF8String, UInt32(options));
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GLSLShader *glslShader = [[GLSLShader alloc] initWithShader: shader];
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if ([glslShader status]) {
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return glslShader;
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} else {
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NSLog(@"%@", [glslShader log]);
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}
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return nil;
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}
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@end
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‎projects/xcode5/GLSLOptimiser/Info.plist‎

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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
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<plist version="1.0">
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<dict>
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<key>CFBundleDevelopmentRegion</key>
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<string>en</string>
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<key>CFBundleExecutable</key>
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<string>$(EXECUTABLE_NAME)</string>
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<key>CFBundleIdentifier</key>
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<string>testtoast.$(PRODUCT_NAME:rfc1034identifier)</string>
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<key>CFBundleInfoDictionaryVersion</key>
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<string>6.0</string>
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<key>CFBundleName</key>
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<string>$(PRODUCT_NAME)</string>
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<key>CFBundlePackageType</key>
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<string>FMWK</string>
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<key>CFBundleShortVersionString</key>
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<string>1.0</string>
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<key>CFBundleSignature</key>
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<string>????</string>
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<key>CFBundleVersion</key>
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<string>$(CURRENT_PROJECT_VERSION)</string>
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<key>NSPrincipalClass</key>
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<string></string>
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</dict>
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</plist>

‎projects/xcode5/GLSLOptimiserTests/GLSLOptimiserTests.m‎

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//
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// GLSLOptimiserTests.m
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// GLSLOptimiserTests
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//
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// Created by Ryan Walklin on 2/06/2015.
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//
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//
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#import <UIKit/UIKit.h>
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#import <XCTest/XCTest.h>
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@interface GLSLOptimiserTests : XCTestCase
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@end
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@implementation GLSLOptimiserTests
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- (void)setUp {
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[super setUp];
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// Put setup code here. This method is called before the invocation of each test method in the class.
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}
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- (void)tearDown {
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// Put teardown code here. This method is called after the invocation of each test method in the class.
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[super tearDown];
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}
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- (void)testExample {
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// This is an example of a functional test case.
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XCTAssert(YES, @"Pass");
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}
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- (void)testPerformanceExample {
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// This is an example of a performance test case.
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[self measureBlock:^{
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// Put the code you want to measure the time of here.
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}];
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}
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@end

‎projects/xcode5/GLSLOptimiserTests/Info.plist‎

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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
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<plist version="1.0">
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<dict>
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<key>CFBundleDevelopmentRegion</key>
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<string>en</string>
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<key>CFBundleExecutable</key>
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<string>$(EXECUTABLE_NAME)</string>
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<key>CFBundleIdentifier</key>
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<string>testtoast.$(PRODUCT_NAME:rfc1034identifier)</string>
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<key>CFBundleInfoDictionaryVersion</key>
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<string>6.0</string>
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<key>CFBundleName</key>
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<string>$(PRODUCT_NAME)</string>
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<key>CFBundlePackageType</key>
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<string>BNDL</string>
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<key>CFBundleShortVersionString</key>
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<string>1.0</string>
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<key>CFBundleSignature</key>
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<string>????</string>
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<key>CFBundleVersion</key>
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<string>1</string>
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</dict>
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</plist>

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