Hdr Meets Black And White 2

HDR meets Black&White 2 Francesco Carucci Graphics Programmer/Lionhead Studios [email_address]

What’s HDR rendering? ,[object Object],[object Object],[object Object]

Why HDR? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Black&White 2 by night (1) ,[object Object],[object Object],[object Object]

Black&White 2 by night (2) More than 95% of the pixels have luminance smaller than 0.5

Color luminance ,[object Object],[object Object],[object Object]

Tonemapping (1) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Tone mapping (2) ,[object Object],[object Object],[object Object]

HDR in Games ,[object Object],[object Object],[object Object],[object Object]

HDR “a la” Half Life 2 (1) ,[object Object],[object Object],[object Object]

HDR “a la” Half Life 2 (2) ,[object Object],[object Object],[object Object],[object Object]

HDR “a la” Half Life 2 (3) ,[object Object],[object Object],[object Object],[object Object]

HDR: The “floating” way (1) ,[object Object],[object Object],[object Object]

HDR: The “floating” way (2) ,[object Object],[object Object],[object Object],[object Object]

HDR: The “floating” way (3) ,[object Object],[object Object],[object Object],[object Object]

Other ways to do HDR ,[object Object],[object Object],[object Object],[object Object],[object Object]

HDR: Fran’s way  ,[object Object],[object Object]

Average luminance and the GPU ,[object Object],[object Object],[object Object]

Average luminance on the CPU ,[object Object],[object Object],[object Object],[object Object]

Image Histogram ,[object Object],[object Object],[object Object],[object Object]

Histogram Equalisation (1) ,[object Object]

Histogram Equalisation (2) ,[object Object],[object Object],[object Object]

Autoexposure (1) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Autoexposure (2) ,[object Object]

Autoexposure (3) ,[object Object],[object Object]

Luminance mapping (1) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Luminance mapping (2) ,[object Object],[object Object],[object Object]

Luminance mapping (3) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Histogram based HDR Pros ,[object Object],[object Object],[object Object],[object Object]

Histogram based HDR Cons ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

HDR in Black&White 2 (1) ,[object Object],[object Object],[object Object],[object Object]

HDR in Black&White 2 (2) ,[object Object],[object Object]

Performance analysis ,[object Object],[object Object],[object Object]

BW2 HDR Patch ,[object Object],[object Object]

References ,[object Object],[object Object],[object Object],[object Object]

Black&White 2 Engine Team ,[object Object]

Hdr Meets Black And White 2

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