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wined3d: Implement SM4 sample_c instruction. 

Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2016-03-23 13:42:51 +01:00 committed by Alexandre Julliard
parent 369a48c646
commit e06180a564
1 changed files with 26 additions and 1 deletions
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27
dlls/wined3d/glsl_shader.c
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@ -4473,6 +4473,31 @@ static void shader_glsl_sample(const struct wined3d_shader_instruction *ins)
shader_glsl_release_sample_function(ins->ctx, &sample_function);
}
static void shader_glsl_sample_c(const struct wined3d_shader_instruction *ins)
{
unsigned int resource_idx, sampler_idx, sampler_bind_idx;
struct glsl_src_param coord_param, compare_param;
struct glsl_sample_function sample_function;
DWORD flags = 0;
UINT coord_size;
if (wined3d_shader_instruction_has_texel_offset(ins))
flags |= WINED3D_GLSL_SAMPLE_OFFSET;
resource_idx = ins->src[1].reg.idx[0].offset;
sampler_idx = ins->src[2].reg.idx[0].offset;
shader_glsl_get_sample_function(ins->ctx, resource_idx, flags, &sample_function);
coord_size = shader_glsl_get_write_mask_size(sample_function.coord_mask);
shader_glsl_add_src_param(ins, &ins->src[0], sample_function.coord_mask >> 1, &coord_param);
shader_glsl_add_src_param(ins, &ins->src[3], WINED3DSP_WRITEMASK_0, &compare_param);
sampler_bind_idx = shader_glsl_find_sampler(&ins->ctx->reg_maps->sampler_map, resource_idx, sampler_idx);
shader_glsl_gen_sample_code(ins, sampler_bind_idx, &sample_function, WINED3DSP_NOSWIZZLE,
NULL, NULL, NULL, &ins->texel_offset, "vec%u(%s, %s)",
coord_size, coord_param.param_str, compare_param.param_str);
shader_glsl_release_sample_function(ins->ctx, &sample_function);
}
static void shader_glsl_texcoord(const struct wined3d_shader_instruction *ins)
{
/* FIXME: Make this work for more than just 2D textures */
@ -8163,7 +8188,7 @@ static const SHADER_HANDLER shader_glsl_instruction_handler_table[WINED3DSIH_TAB
/* WINED3DSIH_RSQ */ shader_glsl_scalar_op,
/* WINED3DSIH_SAMPLE */ shader_glsl_sample,
/* WINED3DSIH_SAMPLE_B */ shader_glsl_sample,
/* WINED3DSIH_SAMPLE_C */ NULL,
/* WINED3DSIH_SAMPLE_C */ shader_glsl_sample_c,
/* WINED3DSIH_SAMPLE_C_LZ */ NULL,
/* WINED3DSIH_SAMPLE_GRAD */ shader_glsl_sample,
/* WINED3DSIH_SAMPLE_LOD */ shader_glsl_sample,