OOCombinedEmissionMapGenerator.h

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/*
 
OOCombinedEmissionMapGenerator.h
 
Generator which renders a single RGB emission map from some combination of
emission_map, emission, illumination_map, illumination_color and
emission_and_illumination_map parameters.
 
 
Copyright (C) 2010-2013 Jens Ayton
 
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
 
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
 
*/
 
 
#import "OOTextureGenerator.h"
 
@class OOColor;
 
 
@interface OOCombinedEmissionMapGenerator: OOTextureGenerator
{
@private
    NSString                    *_cacheKey;
    
    NSDictionary                *_emissionSpec;
    NSDictionary                *_illuminationSpec;
    OOTexture                   *_diffuseMap;
    
    OOPixMap                    _emissionPx;
    OOPixMap                    _diffusePx;
    OOPixMap                    _illuminationPx;
    OOColor                     *_emissionColor;
    OOColor                     *_illuminationColor;
    BOOL                        _isCombinedMap;
    
    uint32_t                    _textureOptions;
    GLfloat                     _anisotropy;
    GLfloat                     _lodBias;
    
#ifndef NDEBUG
    NSString                    *_emissionDesc;
    NSString                    *_illuminationDesc;
    NSString                    *_diffuseDesc;
#endif
}
 
- (id) initWithEmissionMapSpec:(NSDictionary *)emissionMapSpec
                 emissionColor:(OOColor *)emissionColor
                    diffuseMap:(OOTexture *)diffuseMap
                  diffuseColor:(OOColor *)diffuseColor
           illuminationMapSpec:(NSDictionary *)illuminationMapSpec
             illuminationColor:(OOColor *)illuminationColor
              optionsSpecifier:(NSDictionary *)spec;
 
- (id) initWithEmissionAndIlluminationMapSpec:(NSDictionary *)emissionAndIlluminationMapSpec
                                   diffuseMap:(OOTexture *)diffuseMap
                                 diffuseColor:(OOColor *)diffuseColor
                                emissionColor:(OOColor *)emissionColor
                            illuminationColor:(OOColor *)illuminationColor
                             optionsSpecifier:(NSDictionary *)spec;
 
@end