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BGE fix [#35195] Shadow Only lamps only work with Specular enabled

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The way we do shadow only doesn't work well with colored shadows, though it does work if you apply enough light to the shadow.
This commit is contained in:
Daniel Stokes
2013-07-19 23:00:42 +00:00
parent 51a3371d87
commit 017f09b9d4
1 changed files with 6 additions and 2 deletions
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8
source/blender/gpu/intern/gpu_material.c
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@@ -742,12 +742,16 @@ static void shade_one_light(GPUShadeInput *shi, GPUShadeResult *shr, GPULamp *la
}
if (lamp->mode & LA_ONLYSHADOW) {
GPUNodeLink *rgb;
GPU_link(mat, "shade_only_shadow", i, shadfac,
GPU_dynamic_uniform(&lamp->dynenergy, GPU_DYNAMIC_LAMP_DYNENERGY, lamp->ob), &shadfac);
GPU_link(mat, "shade_mul", shi->rgb, GPU_uniform(lamp->shadow_color), &rgb);
GPU_link(mat, "mtex_rgb_invert", rgb, &rgb);
if (!(lamp->mode & LA_NO_DIFF)) {
GPU_link(mat, "mix_mult", shadfac, shr->diff,
GPU_uniform(lamp->shadow_color), &shr->diff);
GPU_link(mat, "shade_only_shadow_diffuse", shadfac, rgb,
shr->diff, &shr->diff);
}
if (!(lamp->mode & LA_NO_SPEC))