From f51f0f0d602cd001d29794ae11af3fe02b1ee04d Mon Sep 17 00:00:00 2001 From: SarahW Date: Wed, 8 Feb 2017 21:48:18 +0000 Subject: [PATCH] Fixed Voodoo 2 setup of W1. Fixes issues with Serious Sam. --- src/vid_voodoo.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/src/vid_voodoo.c b/src/vid_voodoo.c index 2e139ef..9b25549 100644 --- a/src/vid_voodoo.c +++ b/src/vid_voodoo.c @@ -3649,9 +3649,9 @@ static void triangle_setup(voodoo_t *voodoo) } if (voodoo->sSetupMode & SETUPMODE_W1) { - voodoo->params.tmu[1].startW = (int64_t)(voodoo->verts[va].sW0 * 4294967296.0f); - voodoo->params.tmu[1].dWdX = (int64_t)(((voodoo->verts[va].sW0 - voodoo->verts[vb].sW0) * dyBC - (voodoo->verts[vb].sW0 - voodoo->verts[vc].sW0) * dyAB) * 4294967296.0f); - voodoo->params.tmu[1].dWdY = (int64_t)(((voodoo->verts[vb].sW0 - voodoo->verts[vc].sW0) * dxAB - (voodoo->verts[va].sW0 - voodoo->verts[vb].sW0) * dxBC) * 4294967296.0f); + voodoo->params.tmu[1].startW = (int64_t)(voodoo->verts[va].sW1 * 4294967296.0f); + voodoo->params.tmu[1].dWdX = (int64_t)(((voodoo->verts[va].sW1 - voodoo->verts[vb].sW1) * dyBC - (voodoo->verts[vb].sW1 - voodoo->verts[vc].sW1) * dyAB) * 4294967296.0f); + voodoo->params.tmu[1].dWdY = (int64_t)(((voodoo->verts[vb].sW1 - voodoo->verts[vc].sW1) * dxAB - (voodoo->verts[va].sW1 - voodoo->verts[vb].sW1) * dxBC) * 4294967296.0f); } if (voodoo->sSetupMode & SETUPMODE_S1_T1) {