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wined3d: Simplify transform flag handling in find_ps_compile_args().

This commit is contained in:
Henri Verbeet 2012-01-09 22:16:50 +01:00 committed by Alexandre Julliard
parent 1ef86ad596
commit 40e8d85426
1 changed files with 9 additions and 18 deletions
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27
dlls/wined3d/shader.c
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@ -1911,24 +1911,13 @@ void find_ps_compile_args(const struct wined3d_state *state,
for (i = 0; i < 4; ++i)
{
DWORD flags = state->texture_states[i][WINED3DTSS_TEXTURETRANSFORMFLAGS];
DWORD count, tex_transform = 0;
/* Filter some invalid flags */
count = flags & ~WINED3DTTFF_PROJECTED;
if (count > WINED3DTTFF_COUNT4 || (!(flags & WINED3DTTFF_PROJECTED) && count != 0))
{
WARN("The application set an invalid %#x TEXTURETRANSFORMFLAGS value.\n", flags);
count = 0;
}
if (flags & WINED3DTTFF_PROJECTED)
{
enum wined3d_sampler_texture_type sampler_type = shader->reg_maps.sampler_type[i];
DWORD tex_transform = flags & ~WINED3DTTFF_PROJECTED;
DWORD max_valid = WINED3DTTFF_COUNT4;
if (!count)
count = WINED3DTTFF_COUNT4;
if (!state->vertex_shader)
{
unsigned int j;
@ -1947,10 +1936,12 @@ void find_ps_compile_args(const struct wined3d_state *state,
}
}
tex_transform = min(count, max_valid);
if (tex_transform != (flags & ~WINED3DTTFF_PROJECTED))
WARN("Fixing up %#x projected texture transform flag to %#x.\n",
flags & ~WINED3DTTFF_PROJECTED, tex_transform);
if (!tex_transform || tex_transform > max_valid)
{
WARN("Fixing up projected texture transform flags from %#x to %#x.\n",
tex_transform, max_valid);
tex_transform = max_valid;
}
if ((sampler_type == WINED3DSTT_1D && tex_transform > WINED3DTTFF_COUNT1)
|| (sampler_type == WINED3DSTT_2D && tex_transform > WINED3DTTFF_COUNT2)
@ -1958,9 +1949,9 @@ void find_ps_compile_args(const struct wined3d_state *state,
tex_transform |= WINED3D_PSARGS_PROJECTED;
else
WARN("Application requested projected texture with unsuitable texture coordinates.\n");
args->tex_transform |= tex_transform << i * WINED3D_PSARGS_TEXTRANSFORM_SHIFT;
}
tex_transform &= WINED3D_PSARGS_TEXTRANSFORM_MASK;
args->tex_transform |= tex_transform << i * WINED3D_PSARGS_TEXTRANSFORM_SHIFT;
}
}