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wined3d: Use layout qualifiers to bind GLSL samplers. 

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 2017-03-14 13:15:59 +01:00 committed by Alexandre Julliard
parent 12edaf9ad0
commit 761d59f9c0
1 changed files with 53 additions and 10 deletions
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63
dlls/wined3d/glsl_shader.c
View File

@ -620,6 +620,31 @@ static void shader_glsl_load_samplers_range(const struct wined3d_gl_info *gl_inf
string_buffer_release(&priv->string_buffers, sampler_name);
}
static unsigned int shader_glsl_map_tex_unit(const struct wined3d_context *context,
const struct wined3d_shader_version *shader_version, unsigned int sampler_idx)
{
const DWORD *tex_unit_map;
unsigned int base, count;
tex_unit_map = context_get_tex_unit_mapping(context, shader_version, &base, &count);
if (sampler_idx >= count)
return WINED3D_UNMAPPED_STAGE;
if (!tex_unit_map)
return base + sampler_idx;
return tex_unit_map[base + sampler_idx];
}
static void shader_glsl_append_sampler_binding_qualifier(struct wined3d_string_buffer *buffer,
const struct wined3d_context *context, const struct wined3d_shader_version *shader_version,
unsigned int sampler_idx)
{
unsigned int mapped_unit = shader_glsl_map_tex_unit(context, shader_version, sampler_idx);
if (mapped_unit != WINED3D_UNMAPPED_STAGE)
shader_addline(buffer, "layout(binding = %u)\n", mapped_unit);
else
ERR("Unmapped sampler %u.\n", sampler_idx);
}
/* Context activation is done by the caller. */
static void shader_glsl_load_samplers(const struct wined3d_context *context,
struct shader_glsl_priv *priv, GLuint program_id, const struct wined3d_shader_reg_maps *reg_maps)
@ -630,6 +655,9 @@ static void shader_glsl_load_samplers(const struct wined3d_context *context,
unsigned int base, count;
const char *prefix;
if (shader_glsl_use_layout_binding_qualifier(gl_info))
return;
shader_version = reg_maps ? &reg_maps->shader_version : NULL;
prefix = shader_glsl_get_prefix(shader_version ? shader_version->type : WINED3D_SHADER_TYPE_PIXEL);
tex_unit_map = context_get_tex_unit_mapping(context, shader_version, &base, &count);
@ -2202,6 +2230,9 @@ static void shader_generate_glsl_declarations(const struct wined3d_context *cont
FIXME("Unhandled resource type %#x.\n", reg_maps->resource_info[entry->resource_idx].type);
break;
}
if (shader_glsl_use_layout_binding_qualifier(gl_info))
shader_glsl_append_sampler_binding_qualifier(buffer, context, version, entry->bind_idx);
shader_addline(buffer, "uniform %s%s %s_sampler%u;\n",
sampler_type_prefix, sampler_type, prefix, entry->bind_idx);
}
@ -8055,13 +8086,14 @@ static void shader_glsl_ffp_fragment_op(struct wined3d_string_buffer *buffer, un
/* Context activation is done by the caller. */
static GLuint shader_glsl_generate_ffp_fragment_shader(struct shader_glsl_priv *priv,
const struct ffp_frag_settings *settings, const struct wined3d_gl_info *gl_info)
const struct ffp_frag_settings *settings, const struct wined3d_context *context)
{
struct wined3d_string_buffer *tex_reg_name = string_buffer_get(&priv->string_buffers);
enum wined3d_cmp_func alpha_test_func = settings->alpha_test_func + 1;
BOOL legacy_context = gl_info->supported[WINED3D_GL_LEGACY_CONTEXT];
struct wined3d_string_buffer *buffer = &priv->shader_buffer;
BYTE lum_map = 0, bump_map = 0, tex_map = 0, tss_const_map = 0;
const struct wined3d_gl_info *gl_info = context->gl_info;
BOOL legacy_context = gl_info->supported[WINED3D_GL_LEGACY_CONTEXT];
BOOL tempreg_used = FALSE, tfactor_used = FALSE;
UINT lowest_disabled_stage;
GLuint shader_id;
@ -8133,6 +8165,8 @@ static GLuint shader_glsl_generate_ffp_fragment_shader(struct shader_glsl_priv *
shader_glsl_add_version_declaration(buffer, gl_info, NULL);
if (gl_info->supported[ARB_SHADING_LANGUAGE_420PACK])
shader_addline(buffer, "#extension GL_ARB_shading_language_420pack : enable\n");
if (gl_info->supported[ARB_TEXTURE_RECTANGLE])
shader_addline(buffer, "#extension GL_ARB_texture_rectangle : enable\n");
@ -8147,6 +8181,8 @@ static GLuint shader_glsl_generate_ffp_fragment_shader(struct shader_glsl_priv *
for (stage = 0; stage < MAX_TEXTURES; ++stage)
{
const char *sampler_type;
if (tss_const_map & (1u << stage))
shader_addline(buffer, "uniform vec4 tss_const%u;\n", stage);
@ -8156,24 +8192,31 @@ static GLuint shader_glsl_generate_ffp_fragment_shader(struct shader_glsl_priv *
switch (settings->op[stage].tex_type)
{
case WINED3D_GL_RES_TYPE_TEX_1D:
shader_addline(buffer, "uniform sampler1D ps_sampler%u;\n", stage);
sampler_type = "1D";
break;
case WINED3D_GL_RES_TYPE_TEX_2D:
shader_addline(buffer, "uniform sampler2D ps_sampler%u;\n", stage);
sampler_type = "2D";
break;
case WINED3D_GL_RES_TYPE_TEX_3D:
shader_addline(buffer, "uniform sampler3D ps_sampler%u;\n", stage);
sampler_type = "3D";
break;
case WINED3D_GL_RES_TYPE_TEX_CUBE:
shader_addline(buffer, "uniform samplerCube ps_sampler%u;\n", stage);
sampler_type = "Cube";
break;
case WINED3D_GL_RES_TYPE_TEX_RECT:
shader_addline(buffer, "uniform sampler2DRect ps_sampler%u;\n", stage);
sampler_type = "2DRect";
break;
default:
FIXME("Unhandled sampler type %#x.\n", settings->op[stage].tex_type);
sampler_type = NULL;
break;
}
if (sampler_type)
{
if (shader_glsl_use_layout_binding_qualifier(gl_info))
shader_glsl_append_sampler_binding_qualifier(buffer, context, NULL, stage);
shader_addline(buffer, "uniform sampler%s ps_sampler%u;\n", sampler_type, stage);
}
shader_addline(buffer, "vec4 tex%u;\n", stage);
@ -8499,7 +8542,7 @@ static struct glsl_ffp_vertex_shader *shader_glsl_find_ffp_vertex_shader(struct
}
static struct glsl_ffp_fragment_shader *shader_glsl_find_ffp_fragment_shader(struct shader_glsl_priv *priv,
const struct wined3d_gl_info *gl_info, const struct ffp_frag_settings *args)
const struct ffp_frag_settings *args, const struct wined3d_context *context)
{
struct glsl_ffp_fragment_shader *glsl_desc;
const struct ffp_frag_desc *desc;
@ -8511,7 +8554,7 @@ static struct glsl_ffp_fragment_shader *shader_glsl_find_ffp_fragment_shader(str
return NULL;
glsl_desc->entry.settings = *args;
glsl_desc->id = shader_glsl_generate_ffp_fragment_shader(priv, args, gl_info);
glsl_desc->id = shader_glsl_generate_ffp_fragment_shader(priv, args, context);
list_init(&glsl_desc->linked_programs);
add_ffp_frag_shader(&priv->ffp_fragment_shaders, &glsl_desc->entry);
@ -8832,7 +8875,7 @@ static void set_glsl_shader_program(const struct wined3d_context *context, const
struct ffp_frag_settings settings;
gen_ffp_frag_op(context, state, &settings, FALSE);
ffp_shader = shader_glsl_find_ffp_fragment_shader(priv, gl_info, &settings);
ffp_shader = shader_glsl_find_ffp_fragment_shader(priv, &settings, context);
ps_id = ffp_shader->id;
ps_list = &ffp_shader->linked_programs;
}