From cc0ffaba7d1df234b3c62769ade9dee712117d2f Mon Sep 17 00:00:00 2001 From: Christoph Bumiller Date: Thu, 10 Dec 2009 20:54:18 +0100 Subject: [PATCH] nv50: fix depth comparison func TSC bits Unfortunately it seems that if depth comparison is active and we read a 2D texture, i.e. provide only 2 inputs, the second is used for comparison ... --- src/gallium/drivers/nv50/nv50_state.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/nv50/nv50_state.c b/src/gallium/drivers/nv50/nv50_state.c index 9c8c0c261e5..88aef52d08c 100644 --- a/src/gallium/drivers/nv50/nv50_state.c +++ b/src/gallium/drivers/nv50/nv50_state.c @@ -196,8 +196,9 @@ nv50_sampler_state_create(struct pipe_context *pipe, } if (cso->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) { - tsc[0] |= (1 << 8); - tsc[0] |= (nvgl_comparison_op(cso->compare_func) & 0x7); + /* XXX: must be deactivated for non-shadow textures */ + tsc[0] |= (1 << 9); + tsc[0] |= (nvgl_comparison_op(cso->compare_func) & 0x7) << 10; } limit = CLAMP(cso->lod_bias, -16.0, 15.0); -- 2.30.2