Implementing light range support in Metal #1638
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dpogue
approved these changes
Nov 27, 2024
Hoikas
reviewed
Nov 27, 2024
| @@ -2374,6 +2374,8 @@ void plMetalPipeline::IEnableLight(size_t i, plLightInfo* light) | |||
| plDirectionalLightInfo* dirLight = nullptr; | |||
| plOmniLightInfo* omniLight = nullptr; | |||
| plSpotLightInfo* spotLight = nullptr; | |||
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| const float maxRange = 32767.f; | |||
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Suggested change
| const float maxRange = 32767.f; | |
| constexpr float kMaxRange = 32767.f; |
| @@ -2383,6 +2385,9 @@ void plMetalPipeline::IEnableLight(size_t i, plLightInfo* light) | |||
| fLights.lampSources[i].constAtten = 1.0f; | |||
| fLights.lampSources[i].linAtten = 0.0f; | |||
| fLights.lampSources[i].quadAtten = 0.0f; | |||
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| fLights.lampSources[i].range = maxRange; | |||
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Suggested change
| fLights.lampSources[i].range = maxRange; | |
| fLights.lampSources[i].range = kMaxRange; |
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This fixes the popping issue discovered while investigating bump maps in BumpDemo.
Similar changes may need to be done to OpenGL. These changes will also need to be back ported into the per pixel lighting branch.