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wined3d: Use wined3d_bit_scan() in shader_arb_load_np2fixup_constants(). 

Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Henri Verbeet 2022-01-28 15:47:23 +01:00 committed by Alexandre Julliard
parent 4946471bec
commit 837e605076
1 changed files with 10 additions and 11 deletions
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21
dlls/wined3d/arb_program_shader.c
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@ -497,27 +497,26 @@ static void shader_arb_load_np2fixup_constants(const struct arb_ps_np2fixup_info
const struct wined3d_gl_info *gl_info, const struct wined3d_state *state)
{
GLfloat np2fixup_constants[4 * WINED3D_MAX_FRAGMENT_SAMPLERS];
WORD active = fixup->super.active;
UINT i;
uint32_t active = fixup->super.active;
const struct wined3d_texture *tex;
unsigned char idx;
GLfloat *tex_dim;
unsigned int i;
if (!active)
return;
for (i = 0; active; active >>= 1, ++i)
while (active)
{
const struct wined3d_texture *tex = state->textures[i];
unsigned char idx = fixup->super.idx[i];
GLfloat *tex_dim = &np2fixup_constants[(idx >> 1) * 4];
if (!(active & 1))
continue;
if (!tex)
i = wined3d_bit_scan(&active);
if (!(tex = state->textures[i]))
{
ERR("Nonexistent texture is flagged for NP2 texcoord fixup.\n");
continue;
}
idx = fixup->super.idx[i];
tex_dim = &np2fixup_constants[(idx >> 1) * 4];
if (idx % 2)
{
tex_dim[2] = tex->pow2_matrix[0];