/*

File: Julia.m

Abstract: Julia Exhibit

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 MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION

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*/

#import "Julia.h"

@implementation Julia

- (id) init

{

    [super init];

    return self;

}

- (void) initLazy

{

    [super initLazy];

    Zoom.current[0] = 0.2;

    Zoom.min[0] = 0.2;

    Zoom.max[0] = 1.0;

    Zoom.delta[0] = 0.001;

    Creal.current[0] = 0.32;

    Creal.min[0] = -0.5;

    Creal.max[0] = 0.5;

    Creal.delta[0] = 0.00001;

    Cimag.current[0] = 0.43;

    Cimag.min[0] = -0.5;

    Cimag.max[0] = 0.5;

    Cimag.delta[0] = 0.001;

    /* Setup GLSL */

   {

      NSBundle *bundle;

      NSString *vertex_string, *fragment_string;

      bundle = [NSBundle bundleForClass: [self class]];

        /* Load vertex and fragment shader */

      vertex_string   = [bundle pathForResource: @"Julia" ofType: @"vert"];

      vertex_string   = [NSString stringWithContentsOfFile: vertex_string];

      fragment_string = [bundle pathForResource: @"Julia" ofType: @"frag"];

      fragment_string = [NSString stringWithContentsOfFile: fragment_string];

        if ([self loadVertexShader: vertex_string fragmentShader: fragment_string])

            NSLog(@"Failed to load Julia");

        /* Setup uniforms */

        glUseProgramObjectARB(program_object);

        glUniform3fARB(glGetUniformLocationARB(program_object, "LightPosition"), 0.0, 0.0, 4.0);

        glUniform1fARB(glGetUniformLocationARB(program_object, "DiffuseContribution"), 0.8);

        glUniform1fARB(glGetUniformLocationARB(program_object, "SpecularContribution"), 0.2);

        glUniform1fARB(glGetUniformLocationARB(program_object, "Shininess"), 16.0);

        glUniform1fARB(glGetUniformLocationARB(program_object, "MaxIterations"), 50);

        glUniform1fARB(glGetUniformLocationARB(program_object, "Xcenter"), 0.0);

        glUniform1fARB(glGetUniformLocationARB(program_object, "Ycenter"), 0.0);

        glUniform1fvARB(glGetUniformLocationARB(program_object, "Zoom"), 1, PARAMETER_CURRENT(Zoom));

        glUniform1fvARB(glGetUniformLocationARB(program_object, "Creal"), 1, PARAMETER_CURRENT(Creal));

        glUniform1fvARB(glGetUniformLocationARB(program_object, "Cimag"), 1, PARAMETER_CURRENT(Cimag));

        glUniform3fARB(glGetUniformLocationARB(program_object, "InnerColor"), 1.5, 0.0, 0.0);

        glUniform3fARB(glGetUniformLocationARB(program_object, "OuterColor1"), 0.5, 0.0, 1.5);

        glUniform3fARB(glGetUniformLocationARB(program_object, "OuterColor2"), 1.5, 1.5, 1.5);

    }

}

- (void) dealloc

{

    [super dealloc];

}

- (NSString *) name

{

    return @"Julia";

}

- (NSString *) descriptionFilename

{

    NSBundle *bundle;

    NSString *string;

    bundle = [NSBundle bundleForClass: [self class]];

   string = [bundle pathForResource: @"Julia" ofType: @"rtf"];

    return string;

}

- (void) renderFrame

{

    [super renderFrame];

    glUseProgramObjectARB(program_object);

    PARAMETER_ANIMATE(Zoom);

    glUniform1fvARB(glGetUniformLocationARB(program_object, "Zoom"), 1, PARAMETER_CURRENT(Zoom));

    PARAMETER_ANIMATE(Creal);

    glUniform1fvARB(glGetUniformLocationARB(program_object, "Creal"), 1, PARAMETER_CURRENT(Creal));

    PARAMETER_ANIMATE(Cimag);

    glUniform1fvARB(glGetUniformLocationARB(program_object, "Cimag"), 1, PARAMETER_CURRENT(Cimag));

    glRotatef(90, 1.0, 0.0, 0.0);

    gluSphere(quadric, 0.5, 30, 30);

    glUseProgramObjectARB(NULL);

}

@end