2019-05-15 14:52:37 +00:00
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#include "common.h"
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2019-05-30 11:35:13 +00:00
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#include "patcher.h"
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2019-05-15 14:52:37 +00:00
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#include "Draw.h"
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float &CDraw::ms_fNearClipZ = *(float*)0x8E2DC4;
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float &CDraw::ms_fFarClipZ = *(float*)0x9434F0;
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float &CDraw::ms_fFOV = *(float*)0x5FBC6C;
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2019-05-30 11:35:13 +00:00
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static float hFov2vFov(float hfov)
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{
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float w = SCREENW;
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float h = SCREENH;
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// => tan(hFOV/2) = tan(vFOV/2)*aspectRatio
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// => tan(vFOV/2) = tan(hFOV/2)/aspectRatio
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float ar1 = 4.0/3.0;
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float ar2 = w/h;
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hfov = DEGTORAD(hfov);
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float vfov = atan(tan(hfov/2) / ar1) *2;
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hfov = atan(tan(vfov/2) * ar2) *2;
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return RADTODEG(hfov);
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}
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void
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CDraw::SetFOV(float fov)
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{
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// TODO: fix FOV here or somewhere else?
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// ms_fFOV = hFov2vFov(fov);
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ms_fFOV = fov;
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}
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STARTPATCHES
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InjectHook(0x4FE7B0, CDraw::SetFOV, PATCH_JUMP);
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ENDPATCHES
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