TextureStore Class Reference

#include <TextureStore.h>

Inheritance diagram for TextureStore:

Collaboration diagram for TextureStore:

Class Methods
(BOOL)	+ getPlanetTextureNameFor:intoData:width:height:
(BOOL)	+ getCloudTextureNameFor:color:impress:intoData:width:height:

Detailed Description

Definition at line 42 of file TextureStore.h.

Method Documentation

getCloudTextureNameFor:color:impress:intoData:width:height:

+ (BOOL) getCloudTextureNameFor:		(OOColor *)
color:		(GLfloat)
impress:		(GLfloat)	bias
intoData:		(unsigned char **)	textureData
width:		(GLuint *)	textureWidth
height:		(GLuint *)	textureHeight

Definition at line 153 of file TextureStore.m.

                               :(OOColor*)color :(GLfloat)impress :(GLfloat)bias intoData:(unsigned char **)textureData width:(GLuint *)textureWidth height:(GLuint *)textureHeight
{
    int                 texture_h = PROC_TEXTURE_SIZE;
    int                 texture_w = PROC_TEXTURE_SIZE;
    int                 tex_bytes;
    
    tex_bytes = texture_w * texture_h * 4;
    
    NSParameterAssert(textureData != NULL && textureWidth != NULL && textureHeight != NULL);
    
    unsigned char *imageBuffer = malloc(tex_bytes);
    if (imageBuffer == NULL)  return NO;
    
    *textureData = imageBuffer;
    *textureWidth = texture_w;
    *textureHeight = texture_h;
    
    fillSquareImageDataWithCloudTexture( imageBuffer, texture_w, color, impress, bias);
    
    return YES;
}

References fillSquareImageDataWithCloudTexture(), and PROC_TEXTURE_SIZE.

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getPlanetTextureNameFor:intoData:width:height:

+ (BOOL) getPlanetTextureNameFor:		(NSDictionary *)	planetInfo
intoData:		(unsigned char **)	textureData
width:		(GLuint *)	textureWidth
height:		(GLuint *)	textureHeight

Definition at line 114 of file TextureStore.m.

                                :(NSDictionary *)planetInfo intoData:(unsigned char **)textureData width:(GLuint *)textureWidth height:(GLuint *)textureHeight
{
    int                 texture_h = PROC_TEXTURE_SIZE;
    int                 texture_w = PROC_TEXTURE_SIZE;
 
    int                 tex_bytes = texture_w * texture_h * 4;
    
    NSParameterAssert(textureData != NULL && textureWidth != NULL && textureHeight != NULL);
    
    unsigned char *imageBuffer = malloc(tex_bytes);
    if (imageBuffer == NULL)  return NO;
    
    *textureData = imageBuffer;
    *textureWidth = texture_w;
    *textureHeight = texture_h;
    
    float land_fraction = [[planetInfo objectForKey:@"land_fraction"] floatValue];
    float sea_bias = land_fraction - 1.0;
    
    OOLog(kOOLogPlanetTextureGen, @"genning texture for land_fraction %.5f", land_fraction);
    
    FloatRGB land_color = FloatRGBFromDictColor(planetInfo, @"land_color");
    FloatRGB sea_color = FloatRGBFromDictColor(planetInfo, @"sea_color");
    FloatRGB polar_land_color = FloatRGBFromDictColor(planetInfo, @"polar_land_color");
    FloatRGB polar_sea_color = FloatRGBFromDictColor(planetInfo, @"polar_sea_color");
    
    // Pale sea colour gives a better transition between land and sea., Backported from the new planets code.
    FloatRGB pale_sea_color = Blend(0.45, polar_sea_color, Blend(0.7, sea_color, land_color));
    
    fillSquareImageWithPlanetTex(imageBuffer, texture_w, 1.0, sea_bias,
        sea_color,
        pale_sea_color,
        land_color,
        polar_land_color);
    
    return YES;
}

References Blend(), fillSquareImageWithPlanetTex(), FloatRGBFromDictColor(), kOOLogPlanetTextureGen, OOLog, and PROC_TEXTURE_SIZE.

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The documentation for this class was generated from the following files:

• src/Core/TextureStore.h
• src/Core/TextureStore.m