| 1 | //************************************ bs::framework - Copyright 2018 Marko Pintera **************************************// |
| 2 | //*********** Licensed under the MIT license. See LICENSE.md for full terms. This notice is not to be removed. ***********// |
| 3 | #pragma once |
| 4 | |
| 5 | #include "BsCorePrerequisites.h" |
| 6 | #include "Reflection/BsIReflectable.h" |
| 7 | #include "Math/BsVector3.h" |
| 8 | #include "Image/BsColor.h" |
| 9 | #include <cfloat> |
| 10 | |
| 11 | namespace bs |
| 12 | { |
| 13 | /** @addtogroup Renderer |
| 14 | * @{ |
| 15 | */ |
| 16 | |
| 17 | /** Settings that control automatic exposure (eye adaptation) post-process. */ |
| 18 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT(m:Rendering) AutoExposureSettings : public IReflectable |
| 19 | { |
| 20 | BS_SCRIPT_EXPORT() |
| 21 | AutoExposureSettings() = default; |
| 22 | |
| 23 | /** |
| 24 | * Determines minimum luminance value in the eye adaptation histogram. The histogram is used for calculating the |
| 25 | * average brightness of the scene. Any luminance value below this value will not be included in the histogram and |
| 26 | * ignored in scene brightness calculations. In log2 units (-8 = 1/256). In the range [-16, 0]. |
| 27 | */ |
| 28 | BS_SCRIPT_EXPORT(range:[-16,0],slider) |
| 29 | float histogramLog2Min = -8.0f; |
| 30 | |
| 31 | /** |
| 32 | * Determines maximum luminance value in the eye adaptation histogram. The histogram is used for calculating the |
| 33 | * average brightness of the scene. Any luminance value above this value will not be included in the histogram and |
| 34 | * ignored in scene brightness calculations. In log2 units (4 = 16). In the range [0, 16]. |
| 35 | */ |
| 36 | BS_SCRIPT_EXPORT(range:[0,16],slider) |
| 37 | float histogramLog2Max = 4.0f; |
| 38 | |
| 39 | /** |
| 40 | * Percentage below which to ignore values in the eye adaptation histogram. The histogram is used for calculating |
| 41 | * the average brightness of the scene. Total luminance in the histogram will be summed up and multiplied by this |
| 42 | * value to calculate minimal luminance. Luminance values below the minimal luminance will be ignored and not used |
| 43 | * in scene brightness calculations. This allows you to remove outliers on the lower end of the histogram (for |
| 44 | * example a few very dark pixels in an otherwise bright image). In range [0.0f, 1.0f]. |
| 45 | */ |
| 46 | BS_SCRIPT_EXPORT(range:[0,1],slider) |
| 47 | float histogramPctLow = 0.8f; |
| 48 | |
| 49 | /** |
| 50 | * Percentage above which to ignore values in the eye adaptation histogram. The histogram is used for calculating |
| 51 | * the average brightness of the scene. Total luminance in the histogram will be summed up and multiplied by this |
| 52 | * value to calculate maximum luminance. Luminance values above the maximum luminance will be ignored and not used |
| 53 | * in scene brightness calculations. This allows you to remove outliers on the high end of the histogram (for |
| 54 | * example a few very bright pixels). In range [0.0f, 1.0f]. |
| 55 | */ |
| 56 | BS_SCRIPT_EXPORT(range:[0,1],slider) |
| 57 | float histogramPctHigh = 0.985f; |
| 58 | |
| 59 | /** |
| 60 | * Clamps the minimum eye adaptation scale to this value. This allows you to limit eye adaptation so that exposure |
| 61 | * is never too high (for example when in a very dark room you probably do not want the exposure to be so high that |
| 62 | * everything is still visible). In range [0.0f, 10.0f]. |
| 63 | */ |
| 64 | BS_SCRIPT_EXPORT(range:[0,10],slider) |
| 65 | float minEyeAdaptation = 0.003f; |
| 66 | |
| 67 | /** |
| 68 | * Clamps the maximum eye adaptation scale to this value. This allows you to limit eye adaptation so that exposure |
| 69 | * is never too low (for example when looking at a very bright light source you probably don't want the exposure to |
| 70 | * be so low that the rest of the scene is all white (overexposed). In range [0.0f, 10.0f]. |
| 71 | */ |
| 72 | BS_SCRIPT_EXPORT(range:[0,10],slider) |
| 73 | float maxEyeAdaptation = 2.0f; |
| 74 | |
| 75 | /** |
| 76 | * Determines how quickly does the eye adaptation adjust to larger values. This affects how quickly does the |
| 77 | * automatic exposure changes when the scene brightness increases. In range [0.01f, 20.0f]. |
| 78 | */ |
| 79 | BS_SCRIPT_EXPORT(range:[0.01,20],slider) |
| 80 | float eyeAdaptationSpeedUp = 3.0f; |
| 81 | |
| 82 | /** |
| 83 | * Determines how quickly does the eye adaptation adjust to smaller values. This affects how quickly does the |
| 84 | * automatic exposure changes when the scene brightness decreases. In range [0.01f, 20.0f]. |
| 85 | */ |
| 86 | BS_SCRIPT_EXPORT(range:[0.01,20],slider) |
| 87 | float eyeAdaptationSpeedDown = 3.0f; |
| 88 | |
| 89 | /************************************************************************/ |
| 90 | /* RTTI */ |
| 91 | /************************************************************************/ |
| 92 | |
| 93 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 94 | template<class P> |
| 95 | void rttiEnumFields(P processor); |
| 96 | public: |
| 97 | friend class AutoExposureSettingsRTTI; |
| 98 | static RTTITypeBase* getRTTIStatic(); |
| 99 | RTTITypeBase* getRTTI() const override; |
| 100 | }; |
| 101 | |
| 102 | /** Settings that control tonemap post-process. */ |
| 103 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT(m:Rendering) TonemappingSettings : public IReflectable |
| 104 | { |
| 105 | BS_SCRIPT_EXPORT() |
| 106 | TonemappingSettings() = default; |
| 107 | |
| 108 | /** |
| 109 | * Controls the shoulder (upper non-linear) section of the filmic curve used for tonemapping. Mostly affects bright |
| 110 | * areas of the image and allows you to reduce over-exposure. |
| 111 | */ |
| 112 | BS_SCRIPT_EXPORT() |
| 113 | float filmicCurveShoulderStrength = 0.15f; |
| 114 | |
| 115 | /** |
| 116 | * Controls the linear (middle) section of the filmic curve used for tonemapping. Mostly affects mid-range areas of |
| 117 | * the image. |
| 118 | */ |
| 119 | BS_SCRIPT_EXPORT() |
| 120 | float filmicCurveLinearStrength = 0.5f; |
| 121 | |
| 122 | /** |
| 123 | * Controls the linear (middle) section of the filmic curve used for tonemapping. Mostly affects mid-range areas of |
| 124 | * the image and allows you to control how quickly does the curve climb. |
| 125 | */ |
| 126 | BS_SCRIPT_EXPORT() |
| 127 | float filmicCurveLinearAngle = 0.1f; |
| 128 | |
| 129 | /** |
| 130 | * Controls the toe (lower non-linear) section of the filmic curve used for tonemapping. Mostly affects dark areas |
| 131 | * of the image and allows you to reduce under-exposure. |
| 132 | */ |
| 133 | BS_SCRIPT_EXPORT() |
| 134 | float filmicCurveToeStrength = 0.2f; |
| 135 | |
| 136 | /** Controls the toe (lower non-linear) section of the filmic curve. used for tonemapping. Affects low-range. */ |
| 137 | BS_SCRIPT_EXPORT() |
| 138 | float filmicCurveToeNumerator = 0.02f; |
| 139 | |
| 140 | /** Controls the toe (lower non-linear) section of the filmic curve used for tonemapping. Affects low-range. */ |
| 141 | BS_SCRIPT_EXPORT() |
| 142 | float filmicCurveToeDenominator = 0.3f; |
| 143 | |
| 144 | /** Controls the white point of the filmic curve used for tonemapping. Affects the entire curve. */ |
| 145 | BS_SCRIPT_EXPORT() |
| 146 | float filmicCurveLinearWhitePoint = 11.2f; |
| 147 | |
| 148 | /************************************************************************/ |
| 149 | /* RTTI */ |
| 150 | /************************************************************************/ |
| 151 | |
| 152 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 153 | template<class P> |
| 154 | void rttiEnumFields(P processor); |
| 155 | public: |
| 156 | friend class TonemappingSettingsRTTI; |
| 157 | static RTTITypeBase* getRTTIStatic(); |
| 158 | RTTITypeBase* getRTTI() const override; |
| 159 | }; |
| 160 | |
| 161 | /** Settings that control white balance post-process. */ |
| 162 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT(m:Rendering) WhiteBalanceSettings : public IReflectable |
| 163 | { |
| 164 | BS_SCRIPT_EXPORT() |
| 165 | WhiteBalanceSettings() = default; |
| 166 | |
| 167 | /** |
| 168 | * Temperature used for white balancing, in Kelvins. |
| 169 | * |
| 170 | * Moves along the Planckian locus. In range [1500.0f, 15000.0f]. |
| 171 | */ |
| 172 | BS_SCRIPT_EXPORT(range:[1500,15000],slider) |
| 173 | float temperature = 6500.0f; |
| 174 | |
| 175 | /** |
| 176 | * Additional tint to be applied during white balancing. Can be used to further tweak the white balancing effect by |
| 177 | * modifying the tint of the light. The tint is chosen on the Planckian locus isothermal, depending on the light |
| 178 | * temperature specified by #temperature. |
| 179 | * |
| 180 | * In range [-1.0f, 1.0f]. |
| 181 | */ |
| 182 | BS_SCRIPT_EXPORT(range:[-1,1],slider) |
| 183 | float tint = 0.0f; |
| 184 | |
| 185 | /************************************************************************/ |
| 186 | /* RTTI */ |
| 187 | /************************************************************************/ |
| 188 | |
| 189 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 190 | template<class P> |
| 191 | void rttiEnumFields(P processor); |
| 192 | public: |
| 193 | friend class WhiteBalanceSettingsRTTI; |
| 194 | static RTTITypeBase* getRTTIStatic(); |
| 195 | RTTITypeBase* getRTTI() const override; |
| 196 | }; |
| 197 | |
| 198 | /** Settings that control color grading post-process. */ |
| 199 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT() ColorGradingSettings : public IReflectable |
| 200 | { |
| 201 | ColorGradingSettings() = default; |
| 202 | |
| 203 | /** |
| 204 | * Saturation to be applied during color grading. Larger values increase vibrancy of the image. |
| 205 | * In range [0.0f, 2.0f]. |
| 206 | */ |
| 207 | BS_SCRIPT_EXPORT() |
| 208 | Vector3 saturation = Vector3::ONE; |
| 209 | |
| 210 | /** |
| 211 | * Contrast to be applied during color grading. Larger values increase difference between light and dark areas of |
| 212 | * the image. In range [0.0f, 2.0f]. |
| 213 | */ |
| 214 | BS_SCRIPT_EXPORT() |
| 215 | Vector3 contrast = Vector3::ONE; |
| 216 | |
| 217 | /** |
| 218 | * Gain to be applied during color grading. Simply increases all color values by an equal scale. |
| 219 | * In range [0.0f, 2.0f]. |
| 220 | */ |
| 221 | BS_SCRIPT_EXPORT() |
| 222 | Vector3 gain = Vector3::ONE; |
| 223 | |
| 224 | /** |
| 225 | * Gain to be applied during color grading. Simply offsets all color values by an equal amount. |
| 226 | * In range [-1.0f, 1.0f]. |
| 227 | */ |
| 228 | BS_SCRIPT_EXPORT() |
| 229 | Vector3 offset = Vector3::ZERO; |
| 230 | |
| 231 | /************************************************************************/ |
| 232 | /* RTTI */ |
| 233 | /************************************************************************/ |
| 234 | |
| 235 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 236 | template<class P> |
| 237 | void rttiEnumFields(P processor); |
| 238 | public: |
| 239 | friend class ColorGradingSettingsRTTI; |
| 240 | static RTTITypeBase* getRTTIStatic(); |
| 241 | RTTITypeBase* getRTTI() const override; |
| 242 | }; |
| 243 | |
| 244 | /** Settings that control screen space ambient occlusion. */ |
| 245 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT(m:Rendering) AmbientOcclusionSettings : public IReflectable |
| 246 | { |
| 247 | BS_SCRIPT_EXPORT() |
| 248 | AmbientOcclusionSettings() = default; |
| 249 | |
| 250 | /** Enables or disabled the screen space ambient occlusion effect. */ |
| 251 | BS_SCRIPT_EXPORT() |
| 252 | bool enabled = true; |
| 253 | |
| 254 | /** |
| 255 | * Radius (in world space, in meters) over which occluders are searched for. Smaller radius ensures better sampling |
| 256 | * precision but can miss occluders. Larger radius ensures far away occluders are considered but can yield lower |
| 257 | * quality or noise because of low sampling precision. Usually best to keep at around a meter, valid range |
| 258 | * is roughly [0.05, 5.0]. |
| 259 | */ |
| 260 | BS_SCRIPT_EXPORT(range:[0.05,5],slider) |
| 261 | float radius = 1.5f; |
| 262 | |
| 263 | /** |
| 264 | * Bias used to reduce false occlusion artifacts. Higher values reduce the amount of artifacts but will cause |
| 265 | * details to be lost in areas where occlusion isn't high. Value is in millimeters. Usually best to keep at a few |
| 266 | * dozen millimeters, valid range is roughly [0, 200]. |
| 267 | */ |
| 268 | BS_SCRIPT_EXPORT(range:[0,200],slider) |
| 269 | float bias = 1.0f; |
| 270 | |
| 271 | /** |
| 272 | * Distance (in view space, in meters) after which AO starts fading out. The fade process will happen over the |
| 273 | * range as specified by @p fadeRange. |
| 274 | */ |
| 275 | BS_SCRIPT_EXPORT() |
| 276 | float fadeDistance = 500.0f; |
| 277 | |
| 278 | /** |
| 279 | * Range (in view space, in meters) in which AO fades out from 100% to 0%. AO starts fading out after the distance |
| 280 | * specified in @p fadeDistance. |
| 281 | */ |
| 282 | BS_SCRIPT_EXPORT() |
| 283 | float fadeRange = 50.0f; |
| 284 | |
| 285 | /** |
| 286 | * Linearly scales the intensity of the AO effect. Values less than 1 make the AO effect less pronounced, and vice |
| 287 | * versa. Valid range is roughly [0.2, 2]. |
| 288 | */ |
| 289 | BS_SCRIPT_EXPORT(range:[0.2,2],slider) |
| 290 | float intensity = 1.0f; |
| 291 | |
| 292 | /** |
| 293 | * Controls how quickly does the AO darkening effect increase with higher occlusion percent. This is a non-linear |
| 294 | * control and will cause the darkening to ramp up exponentially. Valid range is roughly [1, 4], where 1 means no |
| 295 | * extra darkening will occur. |
| 296 | */ |
| 297 | BS_SCRIPT_EXPORT(range:[1,4],slider) |
| 298 | float power = 4.0f; |
| 299 | |
| 300 | /** |
| 301 | * Quality level of generated ambient occlusion. In range [0, 4]. Higher levels yield higher quality AO at the cost |
| 302 | * of performance. |
| 303 | */ |
| 304 | BS_SCRIPT_EXPORT(range:[0,4],slider) |
| 305 | UINT32 quality = 3; |
| 306 | |
| 307 | /************************************************************************/ |
| 308 | /* RTTI */ |
| 309 | /************************************************************************/ |
| 310 | |
| 311 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 312 | template<class P> |
| 313 | void rttiEnumFields(P processor); |
| 314 | public: |
| 315 | friend class AmbientOcclusionSettingsRTTI; |
| 316 | static RTTITypeBase* getRTTIStatic(); |
| 317 | RTTITypeBase* getRTTI() const override; |
| 318 | }; |
| 319 | |
| 320 | /** Settings that control the depth-of-field effect. */ |
| 321 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT() DepthOfFieldSettings : public IReflectable |
| 322 | { |
| 323 | BS_SCRIPT_EXPORT() |
| 324 | DepthOfFieldSettings() = default; |
| 325 | |
| 326 | /** Enables or disables the depth of field effect. */ |
| 327 | BS_SCRIPT_EXPORT() |
| 328 | bool enabled = false; |
| 329 | |
| 330 | /** |
| 331 | * Distance from the camera at which the focal plane is located in. Objects at this distance will be fully in focus. |
| 332 | */ |
| 333 | BS_SCRIPT_EXPORT() |
| 334 | float focalDistance = 0.75f; |
| 335 | |
| 336 | /** |
| 337 | * Range within which the objects remain fully in focus. This range is applied relative to the focal distance. |
| 338 | * Only relevant if Gaussian depth of field is used as other methods don't use a constant in-focus range. |
| 339 | */ |
| 340 | BS_SCRIPT_EXPORT() |
| 341 | float focalRange = 0.75f; |
| 342 | |
| 343 | /** |
| 344 | * Determines the size of the range within which objects transition from focused to fully unfocused, at the near |
| 345 | * plane. Only relevant for Gaussian depth of field. |
| 346 | */ |
| 347 | BS_SCRIPT_EXPORT() |
| 348 | float nearTransitionRange = 0.25f; |
| 349 | |
| 350 | /** |
| 351 | * Determines the size of the range within which objects transition from focused to fully unfocused, at the far |
| 352 | * plane. Only relevant for Gaussian depth of field. |
| 353 | */ |
| 354 | BS_SCRIPT_EXPORT() |
| 355 | float farTransitionRange = 0.25f; |
| 356 | |
| 357 | /** |
| 358 | * Determines the amount of blur to apply to fully unfocused objects that are closer to camera than the in-focus |
| 359 | * zone. Set to zero to disable near-field blur. Only relevant for Gaussian depth of field. |
| 360 | */ |
| 361 | BS_SCRIPT_EXPORT() |
| 362 | float nearBlurAmount = 0.02f; |
| 363 | |
| 364 | /** |
| 365 | * Determines the amount of blur to apply to fully unfocused objects that are farther away from camera than the |
| 366 | * in-focus zone. Set to zero to disable far-field blur. Only relevant for Gaussian depth of field. |
| 367 | */ |
| 368 | BS_SCRIPT_EXPORT() |
| 369 | float farBlurAmount = 0.02f; |
| 370 | |
| 371 | /************************************************************************/ |
| 372 | /* RTTI */ |
| 373 | /************************************************************************/ |
| 374 | |
| 375 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 376 | template<class P> |
| 377 | void rttiEnumFields(P processor); |
| 378 | public: |
| 379 | friend class DepthOfFieldSettingsRTTI; |
| 380 | static RTTITypeBase* getRTTIStatic(); |
| 381 | RTTITypeBase* getRTTI() const override; |
| 382 | }; |
| 383 | |
| 384 | /** |
| 385 | * Settings that control the screen space reflections effect. Screen space reflections provide high quality mirror-like |
| 386 | * reflections at low performance cost. They should be used together with reflection probes as the effects complement |
| 387 | * each other. As the name implies, the reflections are only limited to geometry drawn on the screen and the system will |
| 388 | * fall back to refl. probes when screen space data is unavailable. Similarly the system will fall back to refl. probes |
| 389 | * for rougher (more glossy rather than mirror-like) surfaces. Those surfaces require a higher number of samples to |
| 390 | * achieve the glossy look, so we instead fall back to refl. probes which are pre-filtered and can be quickly sampled. |
| 391 | */ |
| 392 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT(m:Rendering) ScreenSpaceReflectionsSettings : public IReflectable |
| 393 | { |
| 394 | BS_SCRIPT_EXPORT() |
| 395 | ScreenSpaceReflectionsSettings() = default; |
| 396 | |
| 397 | /** Enables or disables the SSR effect. */ |
| 398 | BS_SCRIPT_EXPORT() |
| 399 | bool enabled = true; |
| 400 | |
| 401 | /** |
| 402 | * Quality of the SSR effect. Higher values cast more sample rays, and march those rays are lower increments for |
| 403 | * better precision. This results in higher quality, as well as a higher performance requirement. Valid range is |
| 404 | * [0, 4], default is 2. |
| 405 | */ |
| 406 | BS_SCRIPT_EXPORT(range:[0,4],slider) |
| 407 | UINT32 quality = 2; |
| 408 | |
| 409 | /** Intensity of the screen space reflections. Valid range is [0, 1]. Default is 1 (100%). */ |
| 410 | BS_SCRIPT_EXPORT(range:[0,1],slider) |
| 411 | float intensity = 1.0f; |
| 412 | |
| 413 | /** |
| 414 | * Roughness at which screen space reflections start fading out and become replaced with refl. probes. Valid range |
| 415 | * is [0, 1]. Default is 0.8. |
| 416 | */ |
| 417 | BS_SCRIPT_EXPORT(range:[0,1],slider) |
| 418 | float maxRoughness = 0.8f; |
| 419 | |
| 420 | /************************************************************************/ |
| 421 | /* RTTI */ |
| 422 | /************************************************************************/ |
| 423 | |
| 424 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 425 | template<class P> |
| 426 | void rttiEnumFields(P processor); |
| 427 | public: |
| 428 | friend class ScreenSpaceReflectionsRTTI; |
| 429 | static RTTITypeBase* getRTTIStatic(); |
| 430 | RTTITypeBase* getRTTI() const override; |
| 431 | }; |
| 432 | |
| 433 | /** Settings that control the bloom effect. Bloom adds an extra highlight to bright areas of the scene. */ |
| 434 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT(m:Rendering) BloomSettings : public IReflectable |
| 435 | { |
| 436 | BS_SCRIPT_EXPORT() |
| 437 | BloomSettings() = default; |
| 438 | |
| 439 | /** Enables or disables the bloom effect. */ |
| 440 | BS_SCRIPT_EXPORT() |
| 441 | bool enabled = false; |
| 442 | |
| 443 | /** |
| 444 | * Quality of the bloom effect. Higher values will use higher resolution texture for calculating bloom, at the cost |
| 445 | * of lower performance. Valid range is [0, 3], default is 2. |
| 446 | */ |
| 447 | BS_SCRIPT_EXPORT() |
| 448 | UINT32 quality = 2; |
| 449 | |
| 450 | /** |
| 451 | * Determines the minimal threshold of pixel luminance to be included in the bloom calculations. Any pixel with |
| 452 | * luminance below this value will be ignored for the purposes of bloom. The value represents luminance after |
| 453 | * it is scaled by exposure. Set to zero or negative to disable the threshold and include all pixels in the |
| 454 | * calculations. |
| 455 | */ |
| 456 | BS_SCRIPT_EXPORT() |
| 457 | float threshold = 1.0f; |
| 458 | |
| 459 | /** |
| 460 | * Determines the intensity of the bloom effect. Ideally should be in [0, 4] range but higher values are allowed. |
| 461 | */ |
| 462 | BS_SCRIPT_EXPORT() |
| 463 | float intensity = 0.5f; |
| 464 | |
| 465 | /** Tint color to apply to the bloom highlight. A pure white means the bloom inherits the underlying scene color. */ |
| 466 | BS_SCRIPT_EXPORT() |
| 467 | Color tint = Color::White; |
| 468 | |
| 469 | /************************************************************************/ |
| 470 | /* RTTI */ |
| 471 | /************************************************************************/ |
| 472 | |
| 473 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 474 | template<class P> |
| 475 | void rttiEnumFields(P processor); |
| 476 | public: |
| 477 | friend class BloomSettingsRTTI; |
| 478 | static RTTITypeBase* getRTTIStatic(); |
| 479 | RTTITypeBase* getRTTI() const override; |
| 480 | }; |
| 481 | |
| 482 | /** Various options that control shadow rendering for a specific view. */ |
| 483 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT(m:Rendering) ShadowSettings : public IReflectable |
| 484 | { |
| 485 | BS_SCRIPT_EXPORT() |
| 486 | ShadowSettings() = default; |
| 487 | |
| 488 | /** |
| 489 | * Maximum distance that directional light shadows are allowed to render at. Decreasing the distance can yield |
| 490 | * higher quality shadows nearer to the viewer, as the shadow map resolution isn't being used up on far away |
| 491 | * portions of the scene. In world units (meters). |
| 492 | */ |
| 493 | BS_SCRIPT_EXPORT() |
| 494 | float directionalShadowDistance = 250.0f; |
| 495 | |
| 496 | /** |
| 497 | * Number of cascades to use for directional shadows. Higher number of cascades increases shadow quality as each |
| 498 | * individual cascade has less area to cover, but can significantly increase performance cost, as well as a minor |
| 499 | * increase in memory cost. Valid range is roughly [1, 6]. |
| 500 | */ |
| 501 | BS_SCRIPT_EXPORT(range:[1,6],slider) |
| 502 | UINT32 numCascades = 4; |
| 503 | |
| 504 | /** |
| 505 | * Allows you to control how are directional shadow cascades distributed. Value of 1 means the cascades will be |
| 506 | * linearly split, each cascade taking up the same amount of space. Value of 2 means each subsequent split will be |
| 507 | * twice the size of the previous one (meaning cascades closer to the viewer cover a smaller area, and therefore |
| 508 | * yield higher resolution shadows). Higher values increase the size disparity between near and far cascades at |
| 509 | * an exponential rate. Valid range is roughly [1, 4]. |
| 510 | */ |
| 511 | BS_SCRIPT_EXPORT(range:[1,4],slider) |
| 512 | float cascadeDistributionExponent = 3.0f; |
| 513 | |
| 514 | /** |
| 515 | * Determines the number of samples used for percentage closer shadow map filtering. Higher values yield higher |
| 516 | * quality shadows, at the cost of performance. Valid range is [1, 4]. |
| 517 | */ |
| 518 | BS_SCRIPT_EXPORT(range:[1,4],slider) |
| 519 | UINT32 shadowFilteringQuality = 4; |
| 520 | |
| 521 | /************************************************************************/ |
| 522 | /* RTTI */ |
| 523 | /************************************************************************/ |
| 524 | |
| 525 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 526 | template<class P> |
| 527 | void rttiEnumFields(P processor); |
| 528 | public: |
| 529 | friend class ShadowSettingsRTTI; |
| 530 | static RTTITypeBase* getRTTIStatic(); |
| 531 | RTTITypeBase* getRTTI() const override; |
| 532 | }; |
| 533 | |
| 534 | /** Settings that control rendering for a specific camera (view). */ |
| 535 | struct BS_CORE_EXPORT BS_SCRIPT_EXPORT(m:Rendering) RenderSettings : public IReflectable |
| 536 | { |
| 537 | BS_SCRIPT_EXPORT() |
| 538 | RenderSettings() = default; |
| 539 | virtual ~RenderSettings() = default; |
| 540 | |
| 541 | /** |
| 542 | * Determines should automatic exposure be applied to the HDR image. When turned on the average scene brightness |
| 543 | * will be calculated and used to automatically expose the image to the optimal range. Use the parameters provided |
| 544 | * by autoExposure to customize the automatic exposure effect. You may also use exposureScale to |
| 545 | * manually adjust the automatic exposure. When automatic exposure is turned off you can use exposureScale to |
| 546 | * manually set the exposure. |
| 547 | */ |
| 548 | BS_SCRIPT_EXPORT() |
| 549 | bool enableAutoExposure = true; |
| 550 | |
| 551 | /** |
| 552 | * Parameters used for customizing automatic scene exposure. |
| 553 | * |
| 554 | * @see enableAutoExposure |
| 555 | */ |
| 556 | BS_SCRIPT_EXPORT() |
| 557 | AutoExposureSettings autoExposure; |
| 558 | |
| 559 | /** |
| 560 | * Determines should the image be tonemapped. Tonemapping converts an HDR image into LDR image by applying |
| 561 | * a filmic curve to the image, simulating the effect of film cameras. Filmic curve improves image quality by |
| 562 | * tapering off lows and highs, preventing under- and over-exposure. This is useful if an image contains both |
| 563 | * very dark and very bright areas, in which case the global exposure parameter would leave some areas either over- |
| 564 | * or under-exposed. Use #tonemapping to customize how tonemapping performed. |
| 565 | * |
| 566 | * If this is disabled, then color grading and white balancing will not be enabled either. Only relevant for HDR |
| 567 | * images. |
| 568 | */ |
| 569 | BS_SCRIPT_EXPORT() |
| 570 | bool enableTonemapping = true; |
| 571 | |
| 572 | /** |
| 573 | * Parameters used for customizing tonemapping. |
| 574 | * |
| 575 | * @see enableTonemapping |
| 576 | */ |
| 577 | BS_SCRIPT_EXPORT() |
| 578 | TonemappingSettings tonemapping; |
| 579 | |
| 580 | /** |
| 581 | * Parameters used for customizing white balancing. White balancing converts a scene illuminated by a light of the |
| 582 | * specified temperature into a scene illuminated by a standard D65 illuminant (average midday light) in order to |
| 583 | * simulate the effects of chromatic adaptation of the human visual system. |
| 584 | */ |
| 585 | BS_SCRIPT_EXPORT() |
| 586 | WhiteBalanceSettings whiteBalance; |
| 587 | |
| 588 | /** Parameters used for customizing color grading. */ |
| 589 | BS_SCRIPT_EXPORT() |
| 590 | ColorGradingSettings colorGrading; |
| 591 | |
| 592 | /** Parameters used for customizing the depth of field effect. */ |
| 593 | BS_SCRIPT_EXPORT() |
| 594 | DepthOfFieldSettings depthOfField; |
| 595 | |
| 596 | /** Parameters used for customizing screen space ambient occlusion. */ |
| 597 | BS_SCRIPT_EXPORT() |
| 598 | AmbientOcclusionSettings ambientOcclusion; |
| 599 | |
| 600 | /** Parameters used for customizing screen space reflections. */ |
| 601 | BS_SCRIPT_EXPORT() |
| 602 | ScreenSpaceReflectionsSettings screenSpaceReflections; |
| 603 | |
| 604 | /** Parameters used for customizing the bloom effect. */ |
| 605 | BS_SCRIPT_EXPORT() |
| 606 | BloomSettings bloom; |
| 607 | |
| 608 | /** Enables the fast approximate anti-aliasing effect. */ |
| 609 | BS_SCRIPT_EXPORT() |
| 610 | bool enableFXAA = true; |
| 611 | |
| 612 | /** |
| 613 | * Log2 value to scale the eye adaptation by (for example 2^0 = 1). Smaller values yield darker image, while larger |
| 614 | * yield brighter image. Allows you to customize exposure manually, applied on top of eye adaptation exposure (if |
| 615 | * enabled). In range [-8, 8]. |
| 616 | */ |
| 617 | BS_SCRIPT_EXPORT(range:[-8,8],slider) |
| 618 | float exposureScale = 1.25f; |
| 619 | |
| 620 | /** |
| 621 | * Gamma value to adjust the image for. Larger values result in a brighter image. When tonemapping is turned |
| 622 | * on the best gamma curve for the output device is chosen automatically and this value can by used to merely tweak |
| 623 | * that curve. If tonemapping is turned off this is the exact value of the gamma curve that will be applied. |
| 624 | */ |
| 625 | BS_SCRIPT_EXPORT(range:[1,3],slider) |
| 626 | float gamma = 2.2f; |
| 627 | |
| 628 | /** |
| 629 | * High dynamic range allows light intensity to be more correctly recorded when rendering by allowing for a larger |
| 630 | * range of values. The stored light is then converted into visible color range using exposure and a tone mapping |
| 631 | * operator. |
| 632 | */ |
| 633 | BS_SCRIPT_EXPORT() |
| 634 | bool enableHDR = true; |
| 635 | |
| 636 | /** |
| 637 | * Determines if scene objects will be lit by lights. If disabled everything will be rendered using their albedo |
| 638 | * texture with no lighting applied. |
| 639 | */ |
| 640 | BS_SCRIPT_EXPORT() |
| 641 | bool enableLighting = true; |
| 642 | |
| 643 | /** Determines if shadows cast by lights should be rendered. Only relevant if lighting is turned on. */ |
| 644 | BS_SCRIPT_EXPORT() |
| 645 | bool enableShadows = true; |
| 646 | |
| 647 | /** Parameters used for customizing shadow rendering. */ |
| 648 | BS_SCRIPT_EXPORT() |
| 649 | ShadowSettings shadowSettings; |
| 650 | |
| 651 | /** Determines if indirect lighting (e.g. from light probes or the sky) is rendered. */ |
| 652 | BS_SCRIPT_EXPORT() |
| 653 | bool enableIndirectLighting = true; |
| 654 | |
| 655 | /** |
| 656 | * Signals the renderer to only render overlays (like GUI), and not scene objects. Such rendering doesn't require |
| 657 | * depth buffer or multi-sampled render targets and will not render any scene objects. This can improve performance |
| 658 | * and memory usage for overlay-only views. |
| 659 | */ |
| 660 | BS_SCRIPT_EXPORT() |
| 661 | bool overlayOnly = false; |
| 662 | |
| 663 | /** |
| 664 | * If enabled the camera will use the skybox for rendering the background. A skybox has to be present in the scene. |
| 665 | * When disabled the camera will use the clear color for rendering the background. |
| 666 | */ |
| 667 | BS_SCRIPT_EXPORT() |
| 668 | bool enableSkybox = true; |
| 669 | |
| 670 | /** |
| 671 | * The absolute base cull-distance for objects rendered through this camera in world units. Objects will use this |
| 672 | * distance and apply their own factor to it to determine whether they should be visible. |
| 673 | */ |
| 674 | BS_SCRIPT_EXPORT() |
| 675 | float cullDistance = FLT_MAX; |
| 676 | |
| 677 | /************************************************************************/ |
| 678 | /* RTTI */ |
| 679 | /************************************************************************/ |
| 680 | |
| 681 | /** Enumerates all the fields in the type and executes the specified processor action for each field. */ |
| 682 | template<class P> |
| 683 | void rttiEnumFields(P processor); |
| 684 | |
| 685 | public: |
| 686 | friend class RenderSettingsRTTI; |
| 687 | static RTTITypeBase* getRTTIStatic(); |
| 688 | RTTITypeBase* getRTTI() const override; |
| 689 | }; |
| 690 | |
| 691 | /** @} */ |
| 692 | } |
| 693 | |