43 lines
1.5 KiB
Objective-C
Executable File
43 lines
1.5 KiB
Objective-C
Executable File
// This is Jeff LaMarche's GLProgram OpenGL shader wrapper class from his OpenGL ES 2.0 book.
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// A description of this can be found at his page on the topic:
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// http://iphonedevelopment.blogspot.com/2010/11/opengl-es-20-for-ios-chapter-4.html
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// I've extended this to be able to take programs as NSStrings in addition to files, for baked-in shaders
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#import <Foundation/Foundation.h>
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#if TARGET_IPHONE_SIMULATOR || TARGET_OS_IPHONE
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#import <OpenGLES/ES2/gl.h>
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#import <OpenGLES/ES2/glext.h>
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#else
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#import <OpenGL/OpenGL.h>
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#import <OpenGL/gl.h>
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#endif
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@interface GLProgram : NSObject
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{
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NSMutableArray *attributes;
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NSMutableArray *uniforms;
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GLuint program,
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vertShader,
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fragShader;
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}
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@property(readwrite, nonatomic) BOOL initialized;
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@property(readwrite, copy, nonatomic) NSString *vertexShaderLog;
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@property(readwrite, copy, nonatomic) NSString *fragmentShaderLog;
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@property(readwrite, copy, nonatomic) NSString *programLog;
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- (id)initWithVertexShaderString:(NSString *)vShaderString
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fragmentShaderString:(NSString *)fShaderString;
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- (id)initWithVertexShaderString:(NSString *)vShaderString
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fragmentShaderFilename:(NSString *)fShaderFilename;
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- (id)initWithVertexShaderFilename:(NSString *)vShaderFilename
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fragmentShaderFilename:(NSString *)fShaderFilename;
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- (void)addAttribute:(NSString *)attributeName;
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- (GLuint)attributeIndex:(NSString *)attributeName;
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- (GLuint)uniformIndex:(NSString *)uniformName;
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- (BOOL)link;
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- (void)use;
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- (void)validate;
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@end
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