[quake3-commits] [ioquake/ioq3] 30fdd8: Fix floating point precision loss in renderer [par...

[Zack Middleton]

  Branch: refs/heads/master
  Home:   https://github.com/ioquake/ioq3
  Commit: 30fdd88c9fecd152080044360fc33bbc65500b5d
      https://github.com/ioquake/ioq3/commit/30fdd88c9fecd152080044360fc33bbc65500b5d
  Author: Zack Middleton <zack at cloemail.com>
  Date:   2017-08-02 (Wed, 02 Aug 2017)

  Changed paths:
    M code/renderergl1/tr_backend.c
    M code/renderergl1/tr_local.h
    M code/renderergl1/tr_shade.c
    M code/renderergl1/tr_shade_calc.c
    M code/renderergl2/tr_backend.c
    M code/renderergl2/tr_local.h
    M code/renderergl2/tr_shade.c
    M code/renderergl2/tr_shade_calc.c

  Log Message:
  -----------
  Fix floating point precision loss in renderer [part 1]

Patch for https://bugzilla.icculus.org/show_bug.cgi?id=5931 by
Eugene C. from 2013 plus recent fix for tcMod rotate.

I merged the changes into the OpenGL2 renderer though the fix for
tcMod turb doesn't translate.


  Commit: 59b1262b82a2d2fa80f7f5ffce098cb4d3459a14
      https://github.com/ioquake/ioq3/commit/59b1262b82a2d2fa80f7f5ffce098cb4d3459a14
  Author: Zack Middleton <zack at cloemail.com>
  Date:   2017-08-03 (Thu, 03 Aug 2017)

  Changed paths:
    M code/renderercommon/tr_common.h
    M code/renderercommon/tr_noise.c
    M code/renderergl1/tr_backend.c
    M code/renderergl1/tr_local.h
    M code/renderergl1/tr_scene.c
    M code/renderergl1/tr_shade.c
    M code/renderergl1/tr_shade_calc.c
    M code/renderergl2/tr_backend.c
    M code/renderergl2/tr_local.h
    M code/renderergl2/tr_scene.c
    M code/renderergl2/tr_shade.c
    M code/renderergl2/tr_shade_calc.c

  Log Message:
  -----------
  Fix floating point precision loss in renderer [part 2]

Fix floatTime using float precision instead of double using GCC.
Fix R_BindAnimatedImage to be in sync with function table.
Fix vertexDeform bulge, vertexDeform normals, noise wave function
at high level time.

Revert unnecessary float -> double conversions.


Compare: https://github.com/ioquake/ioq3/compare/9c4c363cccf0...59b1262b82a2