From 06c9b3d85f37d7eb5f162e12181b6de4b6778633 Mon Sep 17 00:00:00 2001 From: Ville Linde Date: Sun, 16 Sep 2012 14:35:39 +0000 Subject: [PATCH] video/gticlub.c: Improved texture coordinate rounding (again) --- src/mame/video/gticlub.c | 22 ++++++++-------------- 1 file changed, 8 insertions(+), 14 deletions(-) diff --git a/src/mame/video/gticlub.c b/src/mame/video/gticlub.c index 939e3a7262e..b3e8c5f1fd2 100644 --- a/src/mame/video/gticlub.c +++ b/src/mame/video/gticlub.c @@ -601,15 +601,12 @@ static void draw_scanline_2d_tex(void *dest, INT32 scanline, const poly_extent * for (x = extent->startx; x < extent->stopx; x++) { - int iu = (int)(u); - int iv = (int)(v); + int iu = (int)(u * 0.0625f); + int iv = (int)(v * 0.0625f); int iiv, iiu, texel; - int iu2 = (iu >> 4) + ((iu & 0x8) ? 1 : 0); - int iv2 = (iv >> 4) + ((iv & 0x8) ? 1 : 0); - - iiu = texture_x + x_mirror_table[iu2 & 0x7f]; - iiv = texture_y + y_mirror_table[iv2 & 0x7f]; + iiu = texture_x + x_mirror_table[iu & 0x7f]; + iiv = texture_y + y_mirror_table[iv & 0x7f]; texel = texrom[((iiv & 0x1ff) * 512) + (iiu & 0x1ff)]; color = K001006_palette[pal_chip][palette_index + texel]; @@ -742,14 +739,11 @@ static void draw_scanline_tex(void *dest, INT32 scanline, const poly_extent *ext int iu, iv; int iiv, iiu, texel; - iu = u * oow; - iv = v * oow; + iu = u * oow * 0.0625f; + iv = v * oow * 0.0625f; - int iu2 = (iu >> 4) + ((iu & 0x8) ? 1 : 0); - int iv2 = (iv >> 4) + ((iv & 0x8) ? 1 : 0); - - iiu = texture_x + x_mirror_table[iu2 & 0x7f]; - iiv = texture_y + y_mirror_table[iv2 & 0x7f]; + iiu = texture_x + x_mirror_table[iu & 0x7f]; + iiv = texture_y + y_mirror_table[iv & 0x7f]; texel = texrom[((iiv & 0x1ff) * 512) + (iiu & 0x1ff)]; color = K001006_palette[pal_chip][palette_index + texel];