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src/scenegraph/shaders/sdf.glsl
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| 225 | // Since 0 is a point exactly on the outline of an sdf shape, and negative | 225 | // Since 0 is a point exactly on the outline of an sdf shape, and negative | ||
| 226 | // values are inside the shape, this uses a very large positive constant to | 226 | // values are inside the shape, this uses a very large positive constant to | ||
| 227 | // indicate a value that is really far away from the actual sdf shape. | 227 | // indicate a value that is really far away from the actual sdf shape. | ||
| 228 | const lowp float sdf_null = 99999.0; | 228 | const lowp float sdf_null = 99999.0; | ||
| 229 | 229 | | |||
| 230 | // A constant for a default level of smoothing when rendering an sdf. | 230 | // A constant for a default level of smoothing when rendering an sdf. | ||
| 231 | // | 231 | // | ||
| 232 | // This | 232 | // This | ||
| 233 | const lowp float sdf_default_smoothing = 0.001; | 233 | const lowp float sdf_default_smoothing = 0.005; | ||
| 234 | 234 | | |||
| 235 | // Render an sdf shape. | 235 | // Render an sdf shape. | ||
| 236 | // | 236 | // | ||
| 237 | // This will render the sdf shape on top of whatever source color is input, | 237 | // This will render the sdf shape on top of whatever source color is input, | ||
| 238 | // making sure to apply smoothing if desired. | 238 | // making sure to apply smoothing if desired. | ||
| 239 | // | 239 | // | ||
| 240 | // \param sdf The sdf shape to render. | 240 | // \param sdf The sdf shape to render. | ||
| 241 | // \param sourceColor The source color to render on top of. | 241 | // \param sourceColor The source color to render on top of. | ||
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