From dc3cb001afca2afff8df517b0168dfad467579aa Mon Sep 17 00:00:00 2001 From: Paul Gofman Date: Thu, 13 Jun 2019 16:56:59 +0300 Subject: [PATCH] wined3d: Use 3 component norm for 'nrm' opcode in GLSL backend. Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=8848 Signed-off-by: Paul Gofman Signed-off-by: Henri Verbeet Signed-off-by: Alexandre Julliard (cherry picked from commit 447c9523f84f8bc973a1080bb29d3b60e6d190f8) Signed-off-by: Michael Stefaniuc --- dlls/wined3d/glsl_shader.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c index 6f3826f8d6f..dccc9ad3894 100644 --- a/dlls/wined3d/glsl_shader.c +++ b/dlls/wined3d/glsl_shader.c @@ -4390,8 +4390,12 @@ static void shader_glsl_nrm(const struct wined3d_shader_instruction *ins) mask_size = shader_glsl_get_write_mask_size(write_mask); shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src_param); - shader_addline(buffer, "tmp0.x = dot(%s, %s);\n", - src_param.param_str, src_param.param_str); + if (mask_size > 3) + shader_addline(buffer, "tmp0.x = dot(vec3(%s), vec3(%s));\n", + src_param.param_str, src_param.param_str); + else + shader_addline(buffer, "tmp0.x = dot(%s, %s);\n", + src_param.param_str, src_param.param_str); shader_glsl_append_dst(buffer, ins); if (mask_size > 1)