diff options
Diffstat (limited to 'src/mesa/shader')
| -rwxr-xr-x | src/mesa/shader/shaderobjects_3dlabs.c | 8 | ||||
| -rw-r--r-- | src/mesa/shader/slang/slang_analyse.c | 4 | ||||
| -rw-r--r-- | src/mesa/shader/slang/slang_link.c | 1178 | ||||
| -rw-r--r-- | src/mesa/shader/slang/slang_link.h | 276 |
4 files changed, 772 insertions, 694 deletions
diff --git a/src/mesa/shader/shaderobjects_3dlabs.c b/src/mesa/shader/shaderobjects_3dlabs.c index 020af6bb17d..96680f21405 100755 --- a/src/mesa/shader/shaderobjects_3dlabs.c +++ b/src/mesa/shader/shaderobjects_3dlabs.c @@ -758,7 +758,7 @@ _program_destructor (struct gl2_unknown_intf **intf) ShDestruct (impl->_obj.uniforms); #endif _container_destructor (intf); - slang_program_dtr (&impl->_obj.prog); + _slang_program_dtr (&impl->_obj.prog); } static struct gl2_unknown_intf ** @@ -825,7 +825,7 @@ _program_Link (struct gl2_program_intf **intf) impl->_obj.link_status = GL_FALSE; _mesa_free ((void *) impl->_obj._container._generic.info_log); impl->_obj._container._generic.info_log = NULL; - slang_program_rst (&impl->_obj.prog); + _slang_program_rst (&impl->_obj.prog); #if USE_3DLABS_FRONTEND handles = (ShHandle *) _mesa_malloc (impl->_obj._container.attached_count * sizeof (ShHandle)); @@ -1538,7 +1538,7 @@ _program_OverrideAttribBinding (struct gl2_program_intf **intf, GLuint index, co struct gl2_program_impl *impl = (struct gl2_program_impl *) (intf); slang_program *pro = &impl->_obj.prog; - if (!slang_attrib_overrides_add (&pro->attrib_overrides, index, name)) + if (!_slang_attrib_overrides_add (&pro->attrib_overrides, index, name)) _mesa_error (ctx, GL_OUT_OF_MEMORY, "_program_OverrideAttribBinding"); } @@ -1641,7 +1641,7 @@ _program_constructor (struct gl2_program_impl *impl) impl->_obj.linker = ShConstructLinker (EShExVertexFragment, 0); impl->_obj.uniforms = ShConstructUniformMap (); #endif - slang_program_ctr (&impl->_obj.prog); + _slang_program_ctr (&impl->_obj.prog); } struct gl2_fragment_shader_obj diff --git a/src/mesa/shader/slang/slang_analyse.c b/src/mesa/shader/slang/slang_analyse.c index 7a38dbbcbb5..fe48a670eeb 100644 --- a/src/mesa/shader/slang/slang_analyse.c +++ b/src/mesa/shader/slang/slang_analyse.c @@ -36,8 +36,8 @@ GLboolean _slang_analyse_texture_usage (slang_program *prog) { GLuint i, count = 0; - slang_texture_usages_dtr (&prog->texture_usage); - slang_texture_usages_ctr (&prog->texture_usage); + _slang_texture_usages_dtr (&prog->texture_usage); + _slang_texture_usages_ctr (&prog->texture_usage); /* * We could do a full code analysis to find out which uniforms are actually used. diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c index 66202edf8d0..6114b7c2520 100644 --- a/src/mesa/shader/slang/slang_link.c +++ b/src/mesa/shader/slang/slang_link.c @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5 + * Version: 6.6 * * Copyright (C) 2006 Brian Paul All Rights Reserved. * @@ -32,774 +32,842 @@ #include "slang_link.h" #include "slang_analyse.h" -static GLboolean entry_has_gl_prefix (slang_atom name, slang_atom_pool *atoms) +#define TABLE_GROW(PTR,TYPE,N) \ + (PTR = (TYPE *) (slang_alloc_realloc (PTR, N * sizeof (TYPE), (N + 1) * sizeof (TYPE)))) + +/* + * Check if a given name starts with "gl_". Globals with this prefix are + * treated differently, as they are built-in variables. + */ +static GLboolean +entry_has_gl_prefix (slang_atom name, slang_atom_pool *atoms) { - const char *str = slang_atom_pool_id (atoms, name); - return str[0] == 'g' && str[1] == 'l' && str[2] == '_'; + const GLchar *str; + + str = slang_atom_pool_id (atoms, name); + return str[0] == 'g' && str[1] == 'l' && str[2] == '_'; } /* * slang_active_variables */ -static GLvoid slang_active_variables_ctr (slang_active_variables *self) +static GLvoid +slang_active_variables_ctr (slang_active_variables *self) { - self->table = NULL; - self->count = 0; + self->table = NULL; + self->count = 0; } -static GLvoid slang_active_variables_dtr (slang_active_variables *self) +static GLvoid +slang_active_variables_dtr (slang_active_variables *self) { - GLuint i; + GLuint i; - for (i = 0; i < self->count; i++) - slang_alloc_free (self->table[i].name); - slang_alloc_free (self->table); + for (i = 0; i < self->count; i++) + slang_alloc_free (self->table[i].name); + slang_alloc_free (self->table); } -static GLboolean add_simple_variable (slang_active_variables *self, slang_export_data_quant *q, - const char *name) +/* + * Active variable queried by the application cannot be a structure. Queriable globals + * (uniforms and attributes) are decomposited into "simple" variables if they are + * "complex". + */ + +static GLboolean +add_simple_variable (slang_active_variables *self, slang_export_data_quant *q, const GLchar *name) { - const GLuint n = self->count; + GLuint n; + slang_active_variable *var; - self->table = (slang_active_variable *) slang_alloc_realloc (self->table, - n * sizeof (slang_active_variable), (n + 1) * sizeof (slang_active_variable)); - if (self->table == NULL) - return GL_FALSE; + n = self->count; + if (!TABLE_GROW(self->table, slang_active_variable, n)) + return GL_FALSE; - self->table[n].quant = q; - self->table[n].name = slang_string_duplicate (name); - if (self->table[n].name == NULL) - return GL_FALSE; - self->count++; + /* Initialize the new element. Increment table size only when it is fully initilized. */ + var = &self->table[n]; + var->quant = q; + var->name = slang_string_duplicate (name); + if (var->name == NULL) + return GL_FALSE; + self->count++; - return GL_TRUE; + return GL_TRUE; } -static GLboolean add_complex_variable (slang_active_variables *self, slang_export_data_quant *q, - char *name, slang_atom_pool *atoms) +static GLboolean +add_complex_variable (slang_active_variables *self, slang_export_data_quant *q, GLchar *name, + slang_atom_pool *atoms) { - slang_string_concat (name, slang_atom_pool_id (atoms, q->name)); - if (slang_export_data_quant_array (q)) - slang_string_concat (name, "[0]"); + slang_string_concat (name, slang_atom_pool_id (atoms, q->name)); - if (slang_export_data_quant_struct (q)) - { - GLuint dot_pos, i; - const GLuint fields = slang_export_data_quant_fields (q); + /* If array, add only first element. */ + if (slang_export_data_quant_array (q)) + slang_string_concat (name, "[0]"); - slang_string_concat (name, "."); - dot_pos = slang_string_length (name); + if (slang_export_data_quant_struct (q)) { + GLuint field_pos, fields, i; - for (i = 0; i < fields; i++) - { - if (!add_complex_variable (self, &q->structure[i], name, atoms)) - return GL_FALSE; + slang_string_concat (name, "."); + field_pos = slang_string_length (name); - name[dot_pos] = '\0'; - } + /* Break it down into individual fields. */ + fields = slang_export_data_quant_fields (q); + for (i = 0; i < fields; i++) { + if (!add_complex_variable (self, &q->structure[i], name, atoms)) + return GL_FALSE; + name[field_pos] = '\0'; + } - return GL_TRUE; - } + return GL_TRUE; + } - return add_simple_variable (self, q, name); + return add_simple_variable (self, q, name); } -static GLboolean gather_active_variables (slang_active_variables *self, - slang_export_data_table *tbl, slang_export_data_access access) +/* + * Search a list of global variables with a given access (either attribute or uniform) + * and add it to the list of active variables. + */ +static GLboolean +gather_active_variables (slang_active_variables *self, slang_export_data_table *tbl, + slang_export_data_access access) { - GLuint i; + GLuint i; - for (i = 0; i < tbl->count; i++) - if (tbl->entries[i].access == access) - { - char name[1024] = ""; + for (i = 0; i < tbl->count; i++) { + if (tbl->entries[i].access == access) { + GLchar name[1024] = ""; - if (!add_complex_variable (self, &tbl->entries[i].quant, name, tbl->atoms)) - return GL_FALSE; - } + if (!add_complex_variable (self, &tbl->entries[i].quant, name, tbl->atoms)) + return GL_FALSE; + } + } - return GL_TRUE; + return GL_TRUE; } /* * slang_attrib_overrides */ -static GLvoid slang_attrib_overrides_ctr (slang_attrib_overrides *self) +static GLvoid +slang_attrib_overrides_ctr (slang_attrib_overrides *self) { - self->table = NULL; - self->count = 0; + self->table = NULL; + self->count = 0; } -static GLvoid slang_attrib_overrides_dtr (slang_attrib_overrides *self) +static GLvoid +slang_attrib_overrides_dtr (slang_attrib_overrides *self) { - GLuint i; + GLuint i; - for (i = 0; i < self->count; i++) - slang_alloc_free (self->table[i].name); - slang_alloc_free (self->table); + for (i = 0; i < self->count; i++) + slang_alloc_free (self->table[i].name); + slang_alloc_free (self->table); } -GLboolean slang_attrib_overrides_add (slang_attrib_overrides *self, GLuint index, const GLchar *name) +static slang_attrib_override * +lookup_attrib_override (slang_attrib_overrides *self, const GLchar *name) { - const GLuint n = self->count; - GLuint i; + GLuint n, i; - for (i = 0; i < n; i++) - if (slang_string_compare (name, self->table[i].name) == 0) - { - self->table[i].index = index; - return GL_TRUE; - } + n = self->count; + for (i = 0; i < n; i++) { + if (slang_string_compare (name, self->table[i].name) == 0) + return &self->table[i]; + } + return NULL; +} - self->table = (slang_attrib_override *) slang_alloc_realloc (self->table, - n * sizeof (slang_attrib_override), (n + 1) * sizeof (slang_attrib_override)); - if (self->table == NULL) - return GL_FALSE; +GLboolean +_slang_attrib_overrides_add (slang_attrib_overrides *self, GLuint index, const GLchar *name) +{ + slang_attrib_override *ovr; + GLuint n; - self->table[n].index = index; - self->table[n].name = slang_string_duplicate (name); - if (self->table[n].name == NULL) - return GL_FALSE; - self->count++; + /* Attribs can be overriden multiple times. Look-up the table and replace + * its index if it is found. */ + ovr = lookup_attrib_override (self, name); + if (ovr != NULL) { + ovr->index = index; + return GL_TRUE; + } - return GL_TRUE; -} + n = self->count; + if (!TABLE_GROW(self->table, slang_attrib_override, n)) + return GL_FALSE; -static GLuint lookup_attrib_override (slang_attrib_overrides *self, const GLchar *name) -{ - GLuint i; + /* Initialize the new element. Increment table size only when it is fully initilized. */ + ovr = &self->table[n]; + ovr->index = index; + ovr->name = slang_string_duplicate (name); + if (ovr->name == NULL) + return GL_FALSE; + self->count++; - for (i = 0; i < self->count; i++) - if (slang_string_compare (name, self->table[i].name) == 0) - return self->table[i].index; - return MAX_VERTEX_ATTRIBS; + return GL_TRUE; } /* * slang_uniform_bindings */ -static GLvoid slang_uniform_bindings_ctr (slang_uniform_bindings *self) +static GLvoid +slang_uniform_bindings_ctr (slang_uniform_bindings *self) { - self->table = NULL; - self->count = 0; + self->table = NULL; + self->count = 0; } -static GLvoid slang_uniform_bindings_dtr (slang_uniform_bindings *self) +static GLvoid +slang_uniform_bindings_dtr (slang_uniform_bindings *self) { - GLuint i; + GLuint i; - for (i = 0; i < self->count; i++) - slang_alloc_free (self->table[i].name); - slang_alloc_free (self->table); + for (i = 0; i < self->count; i++) + slang_alloc_free (self->table[i].name); + slang_alloc_free (self->table); } -static GLboolean add_simple_uniform_binding (slang_uniform_bindings *self, - slang_export_data_quant *q, const char *name, GLuint index, GLuint addr) -{ - const GLuint n = self->count; - GLuint i; - - for (i = 0; i < n; i++) - if (slang_string_compare (self->table[i].name, name) == 0) - { - self->table[i].address[index] = addr; - return GL_TRUE; - } +static GLboolean +add_simple_uniform_binding (slang_uniform_bindings *self, slang_export_data_quant *q, + const GLchar *name, GLuint index, GLuint addr) +{ + GLuint n, i; + slang_uniform_binding *bind; + + /* Uniform binding table is shared between vertex and fragment shaders. If the same uniform + * is declared both in a vertex and fragment shader, only one uniform entry is maintained. + * When add a uniform binding there can be an entry already allocated for it by the other + * shader. */ + n = self->count; + for (i = 0; i < n; i++) { + if (slang_string_compare (self->table[i].name, name) == 0) { + self->table[i].address[index] = addr; + return GL_TRUE; + } + } - self->table = (slang_uniform_binding *) slang_alloc_realloc (self->table, - n * sizeof (slang_uniform_binding), (n + 1) * sizeof (slang_uniform_binding)); - if (self->table == NULL) - return GL_FALSE; + if (!TABLE_GROW(self->table, slang_uniform_binding, n)) + return GL_FALSE; - self->table[n].quant = q; - self->table[n].name = slang_string_duplicate (name); - if (self->table[n].name == NULL) - return GL_FALSE; - for (i = 0; i < SLANG_SHADER_MAX; i++) - self->table[n].address[i] = ~0; - self->table[n].address[index] = addr; - self->count++; + /* Initialize the new element. Increment table size only when it is fully initilized. */ + bind = &self->table[n]; + bind->quant = q; + bind->name = slang_string_duplicate (name); + if (bind->name == NULL) + return GL_FALSE; + for (i = 0; i < SLANG_SHADER_MAX; i++) + bind->address[i] = ~0; + bind->address[index] = addr; + self->count++; - return GL_TRUE; + return GL_TRUE; } -static GLboolean add_complex_uniform_binding (slang_uniform_bindings *self, - slang_export_data_quant *q, char *name, slang_atom_pool *atoms, GLuint index, GLuint addr) +static GLboolean +add_complex_uniform_binding (slang_uniform_bindings *self, slang_export_data_quant *q, + GLchar *name, slang_atom_pool *atoms, GLuint index, GLuint addr) { - GLuint count, i; + GLuint count, i; + + slang_string_concat (name, slang_atom_pool_id (atoms, q->name)); + count = slang_export_data_quant_elements (q); - slang_string_concat (name, slang_atom_pool_id (atoms, q->name)); - count = slang_export_data_quant_elements (q); - for (i = 0; i < count; i++) - { - GLuint bracket_pos; + /* If array, add binding for every array element. */ + for (i = 0; i < count; i++) { + GLuint bracket_pos; - bracket_pos = slang_string_length (name); - if (slang_export_data_quant_array (q)) - _mesa_sprintf (name + slang_string_length (name), "[%d]", i); + bracket_pos = slang_string_length (name); + if (slang_export_data_quant_array (q)) + _mesa_sprintf (&name[slang_string_length (name)], "[%d]", i); - if (slang_export_data_quant_struct (q)) - { - GLuint dot_pos, i; - const GLuint fields = slang_export_data_quant_fields (q); + if (slang_export_data_quant_struct (q)) { + GLuint field_pos, fields, i; - slang_string_concat (name, "."); - dot_pos = slang_string_length (name); + slang_string_concat (name, "."); + field_pos = slang_string_length (name); - for (i = 0; i < fields; i++) - { - if (!add_complex_uniform_binding (self, &q->structure[i], name, atoms, index, addr)) - return GL_FALSE; + /* Break it down into individual fields. */ + fields = slang_export_data_quant_fields (q); + for (i = 0; i < fields; i++) { + if (!add_complex_uniform_binding (self, &q->structure[i], name, atoms, index, addr)) + return GL_FALSE; - name[dot_pos] = '\0'; - addr += slang_export_data_quant_size (&q->structure[i]); - } - } - else - { - if (!add_simple_uniform_binding (self, q, name, index, addr)) - return GL_FALSE; + name[field_pos] = '\0'; + addr += slang_export_data_quant_size (&q->structure[i]); + } + } + else { + if (!add_simple_uniform_binding (self, q, name, index, addr)) + return GL_FALSE; - addr += slang_export_data_quant_size (q); - } + addr += slang_export_data_quant_size (q); + } - name[bracket_pos] = '\0'; - } + name[bracket_pos] = '\0'; + } - return GL_TRUE; + return GL_TRUE; } -static GLboolean gather_uniform_bindings (slang_uniform_bindings *self, - slang_export_data_table *tbl, GLuint index) +static GLboolean +gather_uniform_bindings (slang_uniform_bindings *self, slang_export_data_table *tbl, GLuint index) { - GLuint i; + GLuint n, i; - for (i = 0; i < tbl->count; i++) - if (tbl->entries[i].access == slang_exp_uniform) - { - char name[1024] = ""; + n = tbl->count; + for (i = 0; i < n; i++) { + if (tbl->entries[i].access == slang_exp_uniform) { + GLchar name[1024] = ""; - if (!add_complex_uniform_binding (self, &tbl->entries[i].quant, name, tbl->atoms, index, - tbl->entries[i].address)) - return GL_FALSE; - } + if (!add_complex_uniform_binding (self, &tbl->entries[i].quant, name, tbl->atoms, index, + tbl->entries[i].address)) + return GL_FALSE; + } + } - return GL_TRUE; + return GL_TRUE; } /* * slang_attrib_bindings */ -static GLvoid slang_attrib_bindings_ctr (slang_attrib_bindings *self) +static GLvoid +slang_attrib_bindings_ctr (slang_attrib_bindings *self) { - GLuint i; + GLuint i; - self->binding_count = 0; - for (i = 0; i < MAX_VERTEX_ATTRIBS; i++) - self->slots[i].addr = ~0; + self->binding_count = 0; + for (i = 0; i < MAX_VERTEX_ATTRIBS; i++) + self->slots[i].addr = ~0; } -static GLvoid slang_attrib_bindings_dtr (slang_attrib_bindings *self) +static GLvoid +slang_attrib_bindings_dtr (slang_attrib_bindings *self) { - GLuint i; + GLuint i; - for (i = 0; i < self->binding_count; i++) - slang_alloc_free (self->bindings[i].name); + for (i = 0; i < self->binding_count; i++) + slang_alloc_free (self->bindings[i].name); } /* * NOTE: If conventional vertex attribute gl_Vertex is used, application cannot use * vertex attrib index 0 for binding override. Currently this is not checked. - * Although attrib index 0 is not used when not explicitly asked. + * Anyways, attrib index 0 is not used when not explicitly asked. */ -static GLuint can_allocate_attrib_slots (slang_attrib_bindings *self, GLuint index, GLuint count) +static GLuint +can_allocate_attrib_slots (slang_attrib_bindings *self, GLuint index, GLuint count) { - GLuint i; + GLuint i; - for (i = 0; i < count; i++) - if (self->slots[index + i].addr != ~0) - break; - return i; + for (i = 0; i < count; i++) { + if (self->slots[index + i].addr != ~0) + break; + } + return i; } -static GLuint allocate_attrib_slots (slang_attrib_bindings *self, GLuint count) +static GLuint +allocate_attrib_slots (slang_attrib_bindings *self, GLuint count) { - GLuint i; + GLuint i; + + /* Start with attrib index 1. Index 0 will be used when explicitly + * asked by application binding. */ + for (i = 1; i <= MAX_VERTEX_ATTRIBS - count; i++) { + GLuint size; - for (i = 1; i <= MAX_VERTEX_ATTRIBS - count; i++) - { - GLuint size; - - size = can_allocate_attrib_slots (self, i, count); - if (size == count) - return i; + size = can_allocate_attrib_slots (self, i, count); + if (size == count) + return i; - /* speed-up the search a bit */ + /* Speed-up the search a bit. */ i += size; - } - return MAX_VERTEX_ATTRIBS; + } + + return MAX_VERTEX_ATTRIBS; } static GLboolean -add_attrib_binding (slang_attrib_bindings *self, slang_export_data_quant *q, const char *name, +add_attrib_binding (slang_attrib_bindings *self, slang_export_data_quant *q, const GLchar *name, GLuint addr, GLuint index_override) { - const GLuint n = self->binding_count; - GLuint slot_span, slot_fill, slot_index; - GLuint i; + GLuint slot_span, slot_fill, slot_index, i; + slang_attrib_binding *bind; - assert (slang_export_data_quant_simple (q)); + assert (slang_export_data_quant_simple (q)); - switch (slang_export_data_quant_type (q)) - { - case GL_FLOAT: + switch (slang_export_data_quant_type (q)) { + case GL_FLOAT: slot_span = 1; slot_fill = 1; break; - case GL_FLOAT_VEC2: + case GL_FLOAT_VEC2: slot_span = 1; slot_fill = 2; break; - case GL_FLOAT_VEC3: + case GL_FLOAT_VEC3: slot_span = 1; slot_fill = 3; break; - case GL_FLOAT_VEC4: - slot_span = 1; + case GL_FLOAT_VEC4: + slot_span = 1; slot_fill = 4; - break; - case GL_FLOAT_MAT2: - slot_span = 2; + break; + case GL_FLOAT_MAT2: + slot_span = 2; slot_fill = 2; - break; - case GL_FLOAT_MAT3: - slot_span = 3; + break; + case GL_FLOAT_MAT3: + slot_span = 3; slot_fill = 3; - break; - case GL_FLOAT_MAT4: - slot_span = 4; + break; + case GL_FLOAT_MAT4: + slot_span = 4; slot_fill = 4; - break; - default: - assert (0); - } - - if (index_override == MAX_VERTEX_ATTRIBS) - slot_index = allocate_attrib_slots (self, slot_span); - else if (can_allocate_attrib_slots (self, index_override, slot_span) == slot_span) - slot_index = index_override; - else - slot_index = MAX_VERTEX_ATTRIBS; - - if (slot_index == MAX_VERTEX_ATTRIBS) - { - /* TODO: info log: error: MAX_VERTEX_ATTRIBS exceeded */ - return GL_FALSE; - } - - self->bindings[n].quant = q; - self->bindings[n].name = slang_string_duplicate (name); - if (self->bindings[n].name == NULL) - return GL_FALSE; - self->bindings[n].first_slot_index = slot_index; - self->binding_count++; + break; + default: + assert (0); + } + + if (index_override == MAX_VERTEX_ATTRIBS) + slot_index = allocate_attrib_slots (self, slot_span); + else if (can_allocate_attrib_slots (self, index_override, slot_span) == slot_span) + slot_index = index_override; + else + slot_index = MAX_VERTEX_ATTRIBS; + + if (slot_index == MAX_VERTEX_ATTRIBS) { + /* TODO: info log: error: MAX_VERTEX_ATTRIBS exceeded */ + return GL_FALSE; + } + + /* Initialize the new element. Increment table size only when it is fully initilized. */ + bind = &self->bindings[self->binding_count]; + bind->quant = q; + bind->name = slang_string_duplicate (name); + if (bind->name == NULL) + return GL_FALSE; + bind->first_slot_index = slot_index; + self->binding_count++; for (i = 0; i < slot_span; i++) { - slang_attrib_slot *slot = &self->slots[self->bindings[n].first_slot_index + i]; + slang_attrib_slot *slot; + + slot = &self->slots[bind->first_slot_index + i]; slot->addr = addr + i * slot_fill * 4; slot->fill = slot_fill; } - return GL_TRUE; + return GL_TRUE; } -static GLboolean gather_attrib_bindings (slang_attrib_bindings *self, slang_export_data_table *tbl, - slang_attrib_overrides *ovr) -{ - GLuint i; - - /* First pass. Gather attribs that have overriden index slots. */ - for (i = 0; i < tbl->count; i++) - if (tbl->entries[i].access == slang_exp_attribute && - !entry_has_gl_prefix (tbl->entries[i].quant.name, tbl->atoms)) - { - slang_export_data_quant *quant = &tbl->entries[i].quant; - const GLchar *id = slang_atom_pool_id (tbl->atoms, quant->name); - GLuint index = lookup_attrib_override (ovr, id); - - if (index != MAX_VERTEX_ATTRIBS) - { - if (!add_attrib_binding (self, quant, id, tbl->entries[i].address, index)) - return GL_FALSE; - } - } - - /* Second pass. Gather attribs that have *NOT* overriden index slots. */ - for (i = 0; i < tbl->count; i++) - if (tbl->entries[i].access == slang_exp_attribute && - !entry_has_gl_prefix (tbl->entries[i].quant.name, tbl->atoms)) - { - slang_export_data_quant *quant = &tbl->entries[i].quant; - const GLchar *id = slang_atom_pool_id (tbl->atoms, quant->name); - GLuint index = lookup_attrib_override (ovr, id); +static GLboolean +gather_attrib_bindings (slang_attrib_bindings *self, slang_export_data_table *tbl, + slang_attrib_overrides *ovr) +{ + GLuint i; + + /* First pass. Gather attribs that have overriden index slots. */ + for (i = 0; i < tbl->count; i++) { + if (tbl->entries[i].access == slang_exp_attribute && + !entry_has_gl_prefix (tbl->entries[i].quant.name, tbl->atoms)) { + slang_export_data_quant *quant; + const GLchar *id; + slang_attrib_override *ao; + + quant = &tbl->entries[i].quant; + id = slang_atom_pool_id (tbl->atoms, quant->name); + ao = lookup_attrib_override (ovr, id); + if (ao != NULL) { + if (!add_attrib_binding (self, quant, id, tbl->entries[i].address, ao->index)) + return GL_FALSE; + } + } + } - if (index == MAX_VERTEX_ATTRIBS) - { - if (!add_attrib_binding (self, quant, id, tbl->entries[i].address, index)) - return GL_FALSE; - } - } + /* Second pass. Gather attribs that have not overriden index slots. */ + for (i = 0; i < tbl->count; i++) { + if (tbl->entries[i].access == slang_exp_attribute && + !entry_has_gl_prefix (tbl->entries[i].quant.name, tbl->atoms)) { + slang_export_data_quant *quant; + const GLchar *id; + slang_attrib_override *ao; + + quant = &tbl->entries[i].quant; + id = slang_atom_pool_id (tbl->atoms, quant->name); + ao = lookup_attrib_override (ovr, id); + if (ao == NULL) { + if (!add_attrib_binding (self, quant, id, tbl->entries[i].address, ao->index)) + return GL_FALSE; + } + } + } - return GL_TRUE; + return GL_TRUE; } /* * slang_varying_bindings */ -static GLvoid slang_varying_bindings_ctr (slang_varying_bindings *self) +static GLvoid +slang_varying_bindings_ctr (slang_varying_bindings *self) { - self->binding_count = 0; - self->slot_count = 0; + self->binding_count = 0; + self->slot_count = 0; } -static GLvoid slang_varying_bindings_dtr (slang_varying_bindings *self) +static GLvoid +slang_varying_bindings_dtr (slang_varying_bindings *self) { - GLuint i; + GLuint i; - for (i = 0; i < self->binding_count; i++) - slang_alloc_free (self->bindings[i].name); + for (i = 0; i < self->binding_count; i++) + slang_alloc_free (self->bindings[i].name); } -static GLvoid update_varying_slots (slang_varying_slot *slots, GLuint count, GLboolean is_vert, - GLuint addr, GLuint do_offset) +static GLvoid +update_varying_slots (slang_varying_slot *slots, GLuint count, GLboolean is_vert, GLuint addr, + GLuint do_offset) { - GLuint i; + GLuint i; - for (i = 0; i < count; i++) - *(is_vert ? &slots[i].vert_addr : &slots[i].frag_addr) = addr + i * 4 * do_offset; + for (i = 0; i < count; i++) { + if (is_vert) + slots[i].vert_addr = addr + i * 4 * do_offset; + else + slots[i].frag_addr = addr + i * 4 * do_offset; + } } -static GLboolean add_varying_binding (slang_varying_bindings *self, - slang_export_data_quant *q, const char *name, GLboolean is_vert, GLuint addr) -{ - const GLuint n = self->binding_count; - const GLuint slot_span = - slang_export_data_quant_components (q) * slang_export_data_quant_elements (q); - GLuint i; - - for (i = 0; i < n; i++) - if (slang_string_compare (self->bindings[i].name, name) == 0) - { - /* TODO: data quantities must match, or else link fails */ - update_varying_slots (&self->slots[self->bindings[i].first_slot_index], slot_span, - is_vert, addr, 1); - return GL_TRUE; - } +static GLboolean +add_varying_binding (slang_varying_bindings *self, slang_export_data_quant *q, const GLchar *name, + GLboolean is_vert, GLuint addr) +{ + GLuint n, slot_span, i; + slang_varying_binding *bind; + + n = self->binding_count; + slot_span = slang_export_data_quant_components (q) * slang_export_data_quant_elements (q); + for (i = 0; i < n; i++) { + if (slang_string_compare (self->bindings[i].name, name) == 0) { + /* TODO: data quantities must match, or else link fails */ + update_varying_slots (&self->slots[self->bindings[i].first_slot_index], slot_span, + is_vert, addr, 1); + return GL_TRUE; + } + } - if (self->slot_count + slot_span > MAX_VARYING_FLOATS) - { - /* TODO: info log: error: MAX_VARYING_FLOATS exceeded */ - return GL_FALSE; - } + if (self->slot_count + slot_span > MAX_VARYING_FLOATS) { + /* TODO: info log: error: MAX_VARYING_FLOATS exceeded */ + return GL_FALSE; + } - self->bindings[n].quant = q; - self->bindings[n].name = slang_string_duplicate (name); - if (self->bindings[n].name == NULL) - return GL_FALSE; - self->bindings[n].first_slot_index = self->slot_count; - self->binding_count++; + /* Initialize the new element. Increment table size only when it is fully initilized. */ + bind = &self->bindings[n]; + bind->quant = q; + bind->name = slang_string_duplicate (name); + if (bind->name == NULL) + return GL_FALSE; + bind->first_slot_index = self->slot_count; + self->binding_count++; - update_varying_slots (&self->slots[self->bindings[n].first_slot_index], slot_span, is_vert, - addr, 1); - update_varying_slots (&self->slots[self->bindings[n].first_slot_index], slot_span, !is_vert, - ~0, 0); - self->slot_count += slot_span; + update_varying_slots (&self->slots[bind->first_slot_index], slot_span, is_vert, addr, 1); + update_varying_slots (&self->slots[bind->first_slot_index], slot_span, !is_vert, ~0, 0); + self->slot_count += slot_span; - return GL_TRUE; + return GL_TRUE; } -static GLboolean gather_varying_bindings (slang_varying_bindings *self, - slang_export_data_table *tbl, GLboolean is_vert) -{ - GLuint i; - - for (i = 0; i < tbl->count; i++) - if (tbl->entries[i].access == slang_exp_varying && - !entry_has_gl_prefix (tbl->entries[i].quant.name, tbl->atoms)) - { - if (!add_varying_binding (self, &tbl->entries[i].quant, slang_atom_pool_id (tbl->atoms, - tbl->entries[i].quant.name), is_vert, tbl->entries[i].address)) - return GL_FALSE; - } +static GLboolean +gather_varying_bindings (slang_varying_bindings *self, slang_export_data_table *tbl, + GLboolean is_vert) +{ + GLuint i; + + for (i = 0; i < tbl->count; i++) { + if (tbl->entries[i].access == slang_exp_varying && + !entry_has_gl_prefix (tbl->entries[i].quant.name, tbl->atoms)) { + if (!add_varying_binding (self, &tbl->entries[i].quant, + slang_atom_pool_id (tbl->atoms, tbl->entries[i].quant.name), + is_vert, tbl->entries[i].address)) + return GL_FALSE; + } + } - return GL_TRUE; + return GL_TRUE; } /* * slang_texture_bindings */ -GLvoid slang_texture_usages_ctr (slang_texture_usages *self) +GLvoid +_slang_texture_usages_ctr (slang_texture_usages *self) { - self->table = NULL; - self->count = 0; + self->table = NULL; + self->count = 0; } -GLvoid slang_texture_usages_dtr (slang_texture_usages *self) +GLvoid +_slang_texture_usages_dtr (slang_texture_usages *self) { - slang_alloc_free (self->table); + slang_alloc_free (self->table); } /* * slang_program */ -GLvoid slang_program_ctr (slang_program *self) -{ - GLuint i; - - slang_active_variables_ctr (&self->active_uniforms); - slang_active_variables_ctr (&self->active_attribs); - slang_attrib_overrides_ctr (&self->attrib_overrides); - slang_uniform_bindings_ctr (&self->uniforms); - slang_attrib_bindings_ctr (&self->attribs); - slang_varying_bindings_ctr (&self->varyings); - slang_texture_usages_ctr (&self->texture_usage); - for (i = 0; i < SLANG_SHADER_MAX; i++) - { - GLuint j; - - for (j = 0; j < SLANG_COMMON_FIXED_MAX; j++) - self->common_fixed_entries[i][j] = ~0; - for (j = 0; j < SLANG_COMMON_CODE_MAX; j++) - self->code[i][j] = ~0; - self->machines[i] = NULL; - self->assemblies[i] = NULL; - } - for (i = 0; i < SLANG_VERTEX_FIXED_MAX; i++) - self->vertex_fixed_entries[i] = ~0; - for (i = 0; i < SLANG_FRAGMENT_FIXED_MAX; i++) - self->fragment_fixed_entries[i] = ~0; -} - -GLvoid slang_program_dtr (slang_program *self) -{ - slang_active_variables_dtr (&self->active_uniforms); - slang_active_variables_dtr (&self->active_attribs); - slang_attrib_overrides_dtr (&self->attrib_overrides); - slang_uniform_bindings_dtr (&self->uniforms); - slang_attrib_bindings_dtr (&self->attribs); - slang_varying_bindings_dtr (&self->varyings); - slang_texture_usages_dtr (&self->texture_usage); -} - -GLvoid slang_program_rst (slang_program *self) -{ - GLuint i; - - slang_active_variables_dtr (&self->active_uniforms); - slang_active_variables_dtr (&self->active_attribs); - slang_uniform_bindings_dtr (&self->uniforms); - slang_attrib_bindings_dtr (&self->attribs); - slang_varying_bindings_dtr (&self->varyings); - slang_texture_usages_dtr (&self->texture_usage); - - slang_active_variables_ctr (&self->active_uniforms); - slang_active_variables_ctr (&self->active_attribs); - slang_uniform_bindings_ctr (&self->uniforms); - slang_attrib_bindings_ctr (&self->attribs); - slang_varying_bindings_ctr (&self->varyings); - slang_texture_usages_ctr (&self->texture_usage); - for (i = 0; i < SLANG_SHADER_MAX; i++) - { - GLuint j; - - for (j = 0; j < SLANG_COMMON_FIXED_MAX; j++) - self->common_fixed_entries[i][j] = ~0; - for (j = 0; j < SLANG_COMMON_CODE_MAX; j++) - self->code[i][j] = ~0; - } - for (i = 0; i < SLANG_VERTEX_FIXED_MAX; i++) - self->vertex_fixed_entries[i] = ~0; - for (i = 0; i < SLANG_FRAGMENT_FIXED_MAX; i++) - self->fragment_fixed_entries[i] = ~0; +GLvoid +_slang_program_ctr (slang_program *self) +{ + GLuint i; + + slang_active_variables_ctr (&self->active_uniforms); + slang_active_variables_ctr (&self->active_attribs); + slang_attrib_overrides_ctr (&self->attrib_overrides); + slang_uniform_bindings_ctr (&self->uniforms); + slang_attrib_bindings_ctr (&self->attribs); + slang_varying_bindings_ctr (&self->varyings); + _slang_texture_usages_ctr (&self->texture_usage); + for (i = 0; i < SLANG_SHADER_MAX; i++) { + GLuint j; + + for (j = 0; j < SLANG_COMMON_FIXED_MAX; j++) + self->common_fixed_entries[i][j] = ~0; + for (j = 0; j < SLANG_COMMON_CODE_MAX; j++) + self->code[i][j] = ~0; + self->machines[i] = NULL; + self->assemblies[i] = NULL; + } + for (i = 0; i < SLANG_VERTEX_FIXED_MAX; i++) + self->vertex_fixed_entries[i] = ~0; + for (i = 0; i < SLANG_FRAGMENT_FIXED_MAX; i++) + self->fragment_fixed_entries[i] = ~0; +} + +GLvoid +_slang_program_dtr (slang_program *self) +{ + slang_active_variables_dtr (&self->active_uniforms); + slang_active_variables_dtr (&self->active_attribs); + slang_attrib_overrides_dtr (&self->attrib_overrides); + slang_uniform_bindings_dtr (&self->uniforms); + slang_attrib_bindings_dtr (&self->attribs); + slang_varying_bindings_dtr (&self->varyings); + _slang_texture_usages_dtr (&self->texture_usage); +} + +GLvoid +_slang_program_rst (slang_program *self) +{ + GLuint i; + + slang_active_variables_dtr (&self->active_uniforms); + slang_active_variables_dtr (&self->active_attribs); + slang_uniform_bindings_dtr (&self->uniforms); + slang_attrib_bindings_dtr (&self->attribs); + slang_varying_bindings_dtr (&self->varyings); + _slang_texture_usages_dtr (&self->texture_usage); + + slang_active_variables_ctr (&self->active_uniforms); + slang_active_variables_ctr (&self->active_attribs); + slang_uniform_bindings_ctr (&self->uniforms); + slang_attrib_bindings_ctr (&self->attribs); + slang_varying_bindings_ctr (&self->varyings); + _slang_texture_usages_ctr (&self->texture_usage); + for (i = 0; i < SLANG_SHADER_MAX; i++) { + GLuint j; + + for (j = 0; j < SLANG_COMMON_FIXED_MAX; j++) + self->common_fixed_entries[i][j] = ~0; + for (j = 0; j < SLANG_COMMON_CODE_MAX; j++) + self->code[i][j] = ~0; + } + for (i = 0; i < SLANG_VERTEX_FIXED_MAX; i++) + self->vertex_fixed_entries[i] = ~0; + for (i = 0; i < SLANG_FRAGMENT_FIXED_MAX; i++) + self->fragment_fixed_entries[i] = ~0; } /* * _slang_link() */ -static GLuint gd (slang_export_data_table *tbl, const char *name) -{ - slang_atom atom; - GLuint i; - - atom = slang_atom_pool_atom (tbl->atoms, name); - if (atom == SLANG_ATOM_NULL) - return ~0; - - for (i = 0; i < tbl->count; i++) - if (atom == tbl->entries[i].quant.name) - return tbl->entries[i].address; - return ~0; -} - -static GLvoid resolve_common_fixed (GLuint e[], slang_export_data_table *tbl) -{ - e[SLANG_COMMON_FIXED_MODELVIEWMATRIX] = gd (tbl, "gl_ModelViewMatrix"); - e[SLANG_COMMON_FIXED_PROJECTIONMATRIX] = gd (tbl, "gl_ProjectionMatrix"); - e[SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIX] = gd (tbl, "gl_ModelViewProjectionMatrix"); - e[SLANG_COMMON_FIXED_TEXTUREMATRIX] = gd (tbl, "gl_TextureMatrix"); - e[SLANG_COMMON_FIXED_NORMALMATRIX] = gd (tbl, "gl_NormalMatrix"); - e[SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSE] = gd (tbl, "gl_ModelViewMatrixInverse"); - e[SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSE] = gd (tbl, "gl_ProjectionMatrixInverse"); - e[SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSE] = - gd (tbl, "gl_ModelViewProjectionMatrixInverse"); - e[SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSE] = gd (tbl, "gl_TextureMatrixInverse"); - e[SLANG_COMMON_FIXED_MODELVIEWMATRIXTRANSPOSE] = gd (tbl, "gl_ModelViewMatrixTranspose"); - e[SLANG_COMMON_FIXED_PROJECTIONMATRIXTRANSPOSE] = gd (tbl, "gl_ProjectionMatrixTranspose"); - e[SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXTRANSPOSE] = - gd (tbl, "gl_ModelViewProjectionMatrixTranspose"); - e[SLANG_COMMON_FIXED_TEXTUREMATRIXTRANSPOSE] = gd (tbl, "gl_TextureMatrixTranspose"); - e[SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSETRANSPOSE] = - gd (tbl, "gl_ModelViewMatrixInverseTranspose"); - e[SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSETRANSPOSE] = - gd (tbl, "gl_ProjectionMatrixInverseTranspose"); - e[SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSETRANSPOSE] = - gd (tbl, "gl_ModelViewProjectionMatrixInverseTranspose"); - e[SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSETRANSPOSE] = - gd (tbl, "gl_TextureMatrixInverseTranspose"); - e[SLANG_COMMON_FIXED_NORMALSCALE] = gd (tbl, "gl_NormalScale"); - e[SLANG_COMMON_FIXED_DEPTHRANGE] = gd (tbl, "gl_DepthRange"); - e[SLANG_COMMON_FIXED_CLIPPLANE] = gd (tbl, "gl_ClipPlane"); - e[SLANG_COMMON_FIXED_POINT] = gd (tbl, "gl_Point"); - e[SLANG_COMMON_FIXED_FRONTMATERIAL] = gd (tbl, "gl_FrontMaterial"); - e[SLANG_COMMON_FIXED_BACKMATERIAL] = gd (tbl, "gl_BackMaterial"); - e[SLANG_COMMON_FIXED_LIGHTSOURCE] = gd (tbl, "gl_LightSource"); - e[SLANG_COMMON_FIXED_LIGHTMODEL] = gd (tbl, "gl_LightModel"); - e[SLANG_COMMON_FIXED_FRONTLIGHTMODELPRODUCT] = gd (tbl, "gl_FrontLightModelProduct"); - e[SLANG_COMMON_FIXED_BACKLIGHTMODELPRODUCT] = gd (tbl, "gl_BackLightModelProduct"); - e[SLANG_COMMON_FIXED_FRONTLIGHTPRODUCT] = gd (tbl, "gl_FrontLightProduct"); - e[SLANG_COMMON_FIXED_BACKLIGHTPRODUCT] = gd (tbl, "gl_BackLightProduct"); - e[SLANG_COMMON_FIXED_TEXTUREENVCOLOR] = gd (tbl, "gl_TextureEnvColor"); - e[SLANG_COMMON_FIXED_EYEPLANES] = gd (tbl, "gl_EyePlaneS"); - e[SLANG_COMMON_FIXED_EYEPLANET] = gd (tbl, "gl_EyePlaneT"); - e[SLANG_COMMON_FIXED_EYEPLANER] = gd (tbl, "gl_EyePlaneR"); - e[SLANG_COMMON_FIXED_EYEPLANEQ] = gd (tbl, "gl_EyePlaneQ"); - e[SLANG_COMMON_FIXED_OBJECTPLANES] = gd (tbl, "gl_ObjectPlaneS"); - e[SLANG_COMMON_FIXED_OBJECTPLANET] = gd (tbl, "gl_ObjectPlaneT"); - e[SLANG_COMMON_FIXED_OBJECTPLANER] = gd (tbl, "gl_ObjectPlaneR"); - e[SLANG_COMMON_FIXED_OBJECTPLANEQ] = gd (tbl, "gl_ObjectPlaneQ"); - e[SLANG_COMMON_FIXED_FOG] = gd (tbl, "gl_Fog"); -} - -static GLvoid resolve_vertex_fixed (GLuint e[], slang_export_data_table *tbl) -{ - e[SLANG_VERTEX_FIXED_POSITION] = gd (tbl, "gl_Position"); - e[SLANG_VERTEX_FIXED_POINTSIZE] = gd (tbl, "gl_PointSize"); - e[SLANG_VERTEX_FIXED_CLIPVERTEX] = gd (tbl, "gl_ClipVertex"); - e[SLANG_VERTEX_FIXED_COLOR] = gd (tbl, "gl_Color"); - e[SLANG_VERTEX_FIXED_SECONDARYCOLOR] = gd (tbl, "gl_SecondaryColor"); - e[SLANG_VERTEX_FIXED_NORMAL] = gd (tbl, "gl_Normal"); - e[SLANG_VERTEX_FIXED_VERTEX] = gd (tbl, "gl_Vertex"); - e[SLANG_VERTEX_FIXED_MULTITEXCOORD0] = gd (tbl, "gl_MultiTexCoord0"); - e[SLANG_VERTEX_FIXED_MULTITEXCOORD1] = gd (tbl, "gl_MultiTexCoord1"); - e[SLANG_VERTEX_FIXED_MULTITEXCOORD2] = gd (tbl, "gl_MultiTexCoord2"); - e[SLANG_VERTEX_FIXED_MULTITEXCOORD3] = gd (tbl, "gl_MultiTexCoord3"); - e[SLANG_VERTEX_FIXED_MULTITEXCOORD4] = gd (tbl, "gl_MultiTexCoord4"); - e[SLANG_VERTEX_FIXED_MULTITEXCOORD5] = gd (tbl, "gl_MultiTexCoord5"); - e[SLANG_VERTEX_FIXED_MULTITEXCOORD6] = gd (tbl, "gl_MultiTexCoord6"); - e[SLANG_VERTEX_FIXED_MULTITEXCOORD7] = gd (tbl, "gl_MultiTexCoord7"); - e[SLANG_VERTEX_FIXED_FOGCOORD] = gd (tbl, "gl_FogCoord"); - e[SLANG_VERTEX_FIXED_FRONTCOLOR] = gd (tbl, "gl_FrontColor"); - e[SLANG_VERTEX_FIXED_BACKCOLOR] = gd (tbl, "gl_BackColor"); - e[SLANG_VERTEX_FIXED_FRONTSECONDARYCOLOR] = gd (tbl, "gl_FrontSecondaryColor"); - e[SLANG_VERTEX_FIXED_BACKSECONDARYCOLOR] = gd (tbl, "gl_BackSecondaryColor"); - e[SLANG_VERTEX_FIXED_TEXCOORD] = gd (tbl, "gl_TexCoord"); - e[SLANG_VERTEX_FIXED_FOGFRAGCOORD] = gd (tbl, "gl_FogFragCoord"); -} - -static GLvoid resolve_fragment_fixed (GLuint e[], slang_export_data_table *tbl) -{ - e[SLANG_FRAGMENT_FIXED_FRAGCOORD] = gd (tbl, "gl_FragCoord"); - e[SLANG_FRAGMENT_FIXED_FRONTFACING] = gd (tbl, "gl_FrontFacing"); - e[SLANG_FRAGMENT_FIXED_FRAGCOLOR] = gd (tbl, "gl_FragColor"); - e[SLANG_FRAGMENT_FIXED_FRAGDATA] = gd (tbl, "gl_FragData"); - e[SLANG_FRAGMENT_FIXED_FRAGDEPTH] = gd (tbl, "gl_FragDepth"); - e[SLANG_FRAGMENT_FIXED_COLOR] = gd (tbl, "gl_Color"); - e[SLANG_FRAGMENT_FIXED_SECONDARYCOLOR] = gd (tbl, "gl_SecondaryColor"); - e[SLANG_FRAGMENT_FIXED_TEXCOORD] = gd (tbl, "gl_TexCoord"); - e[SLANG_FRAGMENT_FIXED_FOGFRAGCOORD] = gd (tbl, "gl_FogFragCoord"); -} - -static GLuint gc (slang_export_code_table *tbl, const char *name) -{ - slang_atom atom; - GLuint i; - - atom = slang_atom_pool_atom (tbl->atoms, name); - if (atom == SLANG_ATOM_NULL) - return ~0; - - for (i = 0; i < tbl->count; i++) - if (atom == tbl->entries[i].name) - return tbl->entries[i].address; - return ~0; -} - -static GLvoid resolve_common_code (GLuint code[], slang_export_code_table *tbl) -{ - code[SLANG_COMMON_CODE_MAIN] = gc (tbl, "@main"); +static GLuint +gd (slang_export_data_table *tbl, const GLchar *name) +{ + slang_atom atom; + GLuint i; + + atom = slang_atom_pool_atom (tbl->atoms, name); + if (atom == SLANG_ATOM_NULL) + return ~0; + + for (i = 0; i < tbl->count; i++) { + if (atom == tbl->entries[i].quant.name) + return tbl->entries[i].address; + } + return ~0; +} + +static GLvoid +resolve_common_fixed (GLuint e[], slang_export_data_table *tbl) +{ + e[SLANG_COMMON_FIXED_MODELVIEWMATRIX] = gd (tbl, "gl_ModelViewMatrix"); + e[SLANG_COMMON_FIXED_PROJECTIONMATRIX] = gd (tbl, "gl_ProjectionMatrix"); + e[SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIX] = gd (tbl, "gl_ModelViewProjectionMatrix"); + e[SLANG_COMMON_FIXED_TEXTUREMATRIX] = gd (tbl, "gl_TextureMatrix"); + e[SLANG_COMMON_FIXED_NORMALMATRIX] = gd (tbl, "gl_NormalMatrix"); + e[SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSE] = gd (tbl, "gl_ModelViewMatrixInverse"); + e[SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSE] = gd (tbl, "gl_ProjectionMatrixInverse"); + e[SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSE] = gd (tbl, "gl_ModelViewProjectionMatrixInverse"); + e[SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSE] = gd (tbl, "gl_TextureMatrixInverse"); + e[SLANG_COMMON_FIXED_MODELVIEWMATRIXTRANSPOSE] = gd (tbl, "gl_ModelViewMatrixTranspose"); + e[SLANG_COMMON_FIXED_PROJECTIONMATRIXTRANSPOSE] = gd (tbl, "gl_ProjectionMatrixTranspose"); + e[SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXTRANSPOSE] = gd (tbl, "gl_ModelViewProjectionMatrixTranspose"); + e[SLANG_COMMON_FIXED_TEXTUREMATRIXTRANSPOSE] = gd (tbl, "gl_TextureMatrixTranspose"); + e[SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSETRANSPOSE] = gd (tbl, "gl_ModelViewMatrixInverseTranspose"); + e[SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSETRANSPOSE] = gd (tbl, "gl_ProjectionMatrixInverseTranspose"); + e[SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSETRANSPOSE] = gd (tbl, "gl_ModelViewProjectionMatrixInverseTranspose"); + e[SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSETRANSPOSE] = gd (tbl, "gl_TextureMatrixInverseTranspose"); + e[SLANG_COMMON_FIXED_NORMALSCALE] = gd (tbl, "gl_NormalScale"); + e[SLANG_COMMON_FIXED_DEPTHRANGE] = gd (tbl, "gl_DepthRange"); + e[SLANG_COMMON_FIXED_CLIPPLANE] = gd (tbl, "gl_ClipPlane"); + e[SLANG_COMMON_FIXED_POINT] = gd (tbl, "gl_Point"); + e[SLANG_COMMON_FIXED_FRONTMATERIAL] = gd (tbl, "gl_FrontMaterial"); + e[SLANG_COMMON_FIXED_BACKMATERIAL] = gd (tbl, "gl_BackMaterial"); + e[SLANG_COMMON_FIXED_LIGHTSOURCE] = gd (tbl, "gl_LightSource"); + e[SLANG_COMMON_FIXED_LIGHTMODEL] = gd (tbl, "gl_LightModel"); + e[SLANG_COMMON_FIXED_FRONTLIGHTMODELPRODUCT] = gd (tbl, "gl_FrontLightModelProduct"); + e[SLANG_COMMON_FIXED_BACKLIGHTMODELPRODUCT] = gd (tbl, "gl_BackLightModelProduct"); + e[SLANG_COMMON_FIXED_FRONTLIGHTPRODUCT] = gd (tbl, "gl_FrontLightProduct"); + e[SLANG_COMMON_FIXED_BACKLIGHTPRODUCT] = gd (tbl, "gl_BackLightProduct"); + e[SLANG_COMMON_FIXED_TEXTUREENVCOLOR] = gd (tbl, "gl_TextureEnvColor"); + e[SLANG_COMMON_FIXED_EYEPLANES] = gd (tbl, "gl_EyePlaneS"); + e[SLANG_COMMON_FIXED_EYEPLANET] = gd (tbl, "gl_EyePlaneT"); + e[SLANG_COMMON_FIXED_EYEPLANER] = gd (tbl, "gl_EyePlaneR"); + e[SLANG_COMMON_FIXED_EYEPLANEQ] = gd (tbl, "gl_EyePlaneQ"); + e[SLANG_COMMON_FIXED_OBJECTPLANES] = gd (tbl, "gl_ObjectPlaneS"); + e[SLANG_COMMON_FIXED_OBJECTPLANET] = gd (tbl, "gl_ObjectPlaneT"); + e[SLANG_COMMON_FIXED_OBJECTPLANER] = gd (tbl, "gl_ObjectPlaneR"); + e[SLANG_COMMON_FIXED_OBJECTPLANEQ] = gd (tbl, "gl_ObjectPlaneQ"); + e[SLANG_COMMON_FIXED_FOG] = gd (tbl, "gl_Fog"); +} + +static GLvoid +resolve_vertex_fixed (GLuint e[], slang_export_data_table *tbl) +{ + e[SLANG_VERTEX_FIXED_POSITION] = gd (tbl, "gl_Position"); + e[SLANG_VERTEX_FIXED_POINTSIZE] = gd (tbl, "gl_PointSize"); + e[SLANG_VERTEX_FIXED_CLIPVERTEX] = gd (tbl, "gl_ClipVertex"); + e[SLANG_VERTEX_FIXED_COLOR] = gd (tbl, "gl_Color"); + e[SLANG_VERTEX_FIXED_SECONDARYCOLOR] = gd (tbl, "gl_SecondaryColor"); + e[SLANG_VERTEX_FIXED_NORMAL] = gd (tbl, "gl_Normal"); + e[SLANG_VERTEX_FIXED_VERTEX] = gd (tbl, "gl_Vertex"); + e[SLANG_VERTEX_FIXED_MULTITEXCOORD0] = gd (tbl, "gl_MultiTexCoord0"); + e[SLANG_VERTEX_FIXED_MULTITEXCOORD1] = gd (tbl, "gl_MultiTexCoord1"); + e[SLANG_VERTEX_FIXED_MULTITEXCOORD2] = gd (tbl, "gl_MultiTexCoord2"); + e[SLANG_VERTEX_FIXED_MULTITEXCOORD3] = gd (tbl, "gl_MultiTexCoord3"); + e[SLANG_VERTEX_FIXED_MULTITEXCOORD4] = gd (tbl, "gl_MultiTexCoord4"); + e[SLANG_VERTEX_FIXED_MULTITEXCOORD5] = gd (tbl, "gl_MultiTexCoord5"); + e[SLANG_VERTEX_FIXED_MULTITEXCOORD6] = gd (tbl, "gl_MultiTexCoord6"); + e[SLANG_VERTEX_FIXED_MULTITEXCOORD7] = gd (tbl, "gl_MultiTexCoord7"); + e[SLANG_VERTEX_FIXED_FOGCOORD] = gd (tbl, "gl_FogCoord"); + e[SLANG_VERTEX_FIXED_FRONTCOLOR] = gd (tbl, "gl_FrontColor"); + e[SLANG_VERTEX_FIXED_BACKCOLOR] = gd (tbl, "gl_BackColor"); + e[SLANG_VERTEX_FIXED_FRONTSECONDARYCOLOR] = gd (tbl, "gl_FrontSecondaryColor"); + e[SLANG_VERTEX_FIXED_BACKSECONDARYCOLOR] = gd (tbl, "gl_BackSecondaryColor"); + e[SLANG_VERTEX_FIXED_TEXCOORD] = gd (tbl, "gl_TexCoord"); + e[SLANG_VERTEX_FIXED_FOGFRAGCOORD] = gd (tbl, "gl_FogFragCoord"); +} + +static GLvoid +resolve_fragment_fixed (GLuint e[], slang_export_data_table *tbl) +{ + e[SLANG_FRAGMENT_FIXED_FRAGCOORD] = gd (tbl, "gl_FragCoord"); + e[SLANG_FRAGMENT_FIXED_FRONTFACING] = gd (tbl, "gl_FrontFacing"); + e[SLANG_FRAGMENT_FIXED_FRAGCOLOR] = gd (tbl, "gl_FragColor"); + e[SLANG_FRAGMENT_FIXED_FRAGDATA] = gd (tbl, "gl_FragData"); + e[SLANG_FRAGMENT_FIXED_FRAGDEPTH] = gd (tbl, "gl_FragDepth"); + e[SLANG_FRAGMENT_FIXED_COLOR] = gd (tbl, "gl_Color"); + e[SLANG_FRAGMENT_FIXED_SECONDARYCOLOR] = gd (tbl, "gl_SecondaryColor"); + e[SLANG_FRAGMENT_FIXED_TEXCOORD] = gd (tbl, "gl_TexCoord"); + e[SLANG_FRAGMENT_FIXED_FOGFRAGCOORD] = gd (tbl, "gl_FogFragCoord"); +} + +static GLuint +gc (slang_export_code_table *tbl, const GLchar *name) +{ + slang_atom atom; + GLuint i; + + atom = slang_atom_pool_atom (tbl->atoms, name); + if (atom == SLANG_ATOM_NULL) + return ~0; + + for (i = 0; i < tbl->count; i++) { + if (atom == tbl->entries[i].name) + return tbl->entries[i].address; + } + return ~0; +} + +static GLvoid +resolve_common_code (GLuint code[], slang_export_code_table *tbl) +{ + code[SLANG_COMMON_CODE_MAIN] = gc (tbl, "@main"); } GLboolean _slang_link (slang_program *prog, slang_code_object **objects, GLuint count) { - GLuint i; + GLuint i; - for (i = 0; i < count; i++) - { - GLuint index; + for (i = 0; i < count; i++) { + GLuint index; if (objects[i]->unit.type == slang_unit_fragment_shader) { - index = SLANG_SHADER_FRAGMENT; + index = SLANG_SHADER_FRAGMENT; resolve_fragment_fixed (prog->fragment_fixed_entries, &objects[i]->expdata); - } - else - { - index = SLANG_SHADER_VERTEX; + } + else { + index = SLANG_SHADER_VERTEX; resolve_vertex_fixed (prog->vertex_fixed_entries, &objects[i]->expdata); if (!gather_attrib_bindings (&prog->attribs, &objects[i]->expdata, &prog->attrib_overrides)) - return GL_FALSE; - } + return GL_FALSE; + } if (!gather_active_variables (&prog->active_uniforms, &objects[i]->expdata, slang_exp_uniform)) - return GL_FALSE; + return GL_FALSE; if (!gather_active_variables (&prog->active_attribs, &objects[i]->expdata, slang_exp_attribute)) - return GL_FALSE; + return GL_FALSE; if (!gather_uniform_bindings (&prog->uniforms, &objects[i]->expdata, index)) - return GL_FALSE; + return GL_FALSE; if (!gather_varying_bindings (&prog->varyings, &objects[i]->expdata, index == SLANG_SHADER_VERTEX)) - return GL_FALSE; + return GL_FALSE; resolve_common_fixed (prog->common_fixed_entries[index], &objects[i]->expdata); resolve_common_code (prog->code[index], &objects[i]->expcode); prog->machines[index] = &objects[i]->machine; prog->assemblies[index] = &objects[i]->assembly; - } + } - /* TODO: all varyings read by fragment shader must be written by vertex shader */ + /* TODO: all varyings read by fragment shader must be written by vertex shader */ - if (!_slang_analyse_texture_usage (prog)) - return GL_FALSE; + if (!_slang_analyse_texture_usage (prog)) + return GL_FALSE; - return GL_TRUE; + return GL_TRUE; } diff --git a/src/mesa/shader/slang/slang_link.h b/src/mesa/shader/slang/slang_link.h index a7898530318..2195ec5bdfa 100644 --- a/src/mesa/shader/slang/slang_link.h +++ b/src/mesa/shader/slang/slang_link.h @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5 + * Version: 6.6 * * Copyright (C) 2006 Brian Paul All Rights Reserved. * @@ -33,27 +33,28 @@ extern "C" { enum { - SLANG_SHADER_VERTEX, - SLANG_SHADER_FRAGMENT, - SLANG_SHADER_MAX + SLANG_SHADER_VERTEX, + SLANG_SHADER_FRAGMENT, + SLANG_SHADER_MAX }; -/* Active variables. +/* + * Active variables. * - * Active uniforms or attribs can be queried by the application to get a list of uniforms - * or attribs actually used by shaders (uniforms) or vertex shader (attribs). + * Active uniforms/attribs can be queried by the application to get a list of + * uniforms/attribs actually used by shaders (uniforms) or vertex shader only (attribs). */ typedef struct { - slang_export_data_quant *quant; - char *name; + slang_export_data_quant *quant; + GLchar *name; } slang_active_variable; typedef struct { - slang_active_variable *table; - GLuint count; + slang_active_variable *table; + GLuint count; } slang_active_variables; /* @@ -65,17 +66,18 @@ typedef struct typedef struct { - GLuint index; - GLchar *name; + GLuint index; + GLchar *name; } slang_attrib_override; typedef struct { - slang_attrib_override *table; - GLuint count; + slang_attrib_override *table; + GLuint count; } slang_attrib_overrides; -GLboolean slang_attrib_overrides_add (slang_attrib_overrides *, GLuint, const GLchar *); +extern GLboolean +_slang_attrib_overrides_add (slang_attrib_overrides *, GLuint, const GLchar *); /* * Uniform bindings. @@ -95,15 +97,15 @@ GLboolean slang_attrib_overrides_add (slang_attrib_overrides *, GLuint, const GL typedef struct { - slang_export_data_quant *quant; - char *name; - GLuint address[SLANG_SHADER_MAX]; + slang_export_data_quant *quant; + GLchar *name; + GLuint address[SLANG_SHADER_MAX]; } slang_uniform_binding; typedef struct { - slang_uniform_binding *table; - GLuint count; + slang_uniform_binding *table; + GLuint count; } slang_uniform_bindings; /* @@ -117,9 +119,9 @@ typedef struct typedef struct { - slang_export_data_quant *quant; - char *name; - GLuint first_slot_index; + slang_export_data_quant *quant; + GLchar *name; + GLuint first_slot_index; } slang_attrib_binding; typedef struct @@ -130,9 +132,9 @@ typedef struct typedef struct { - slang_attrib_binding bindings[MAX_VERTEX_ATTRIBS]; - GLuint binding_count; - slang_attrib_slot slots[MAX_VERTEX_ATTRIBS]; + slang_attrib_binding bindings[MAX_VERTEX_ATTRIBS]; + GLuint binding_count; + slang_attrib_slot slots[MAX_VERTEX_ATTRIBS]; } slang_attrib_bindings; /* @@ -146,23 +148,23 @@ typedef struct typedef struct { - GLuint vert_addr; - GLuint frag_addr; + GLuint vert_addr; + GLuint frag_addr; } slang_varying_slot; typedef struct { - slang_export_data_quant *quant; - char *name; - GLuint first_slot_index; + slang_export_data_quant *quant; + GLchar *name; + GLuint first_slot_index; } slang_varying_binding; typedef struct { - slang_varying_binding bindings[MAX_VARYING_FLOATS]; - GLuint binding_count; - slang_varying_slot slots[MAX_VARYING_FLOATS]; - GLuint slot_count; + slang_varying_binding bindings[MAX_VARYING_FLOATS]; + GLuint binding_count; + slang_varying_slot slots[MAX_VARYING_FLOATS]; + GLuint slot_count; } slang_varying_bindings; /* @@ -180,130 +182,138 @@ typedef struct typedef struct { - slang_export_data_quant *quant; - GLuint frag_address; + slang_export_data_quant *quant; + GLuint frag_address; } slang_texture_usage; typedef struct { - slang_texture_usage *table; - GLuint count; + slang_texture_usage *table; + GLuint count; } slang_texture_usages; -GLvoid slang_texture_usages_ctr (slang_texture_usages *); -GLvoid slang_texture_usages_dtr (slang_texture_usages *); +extern GLvoid +_slang_texture_usages_ctr (slang_texture_usages *); + +extern GLvoid +_slang_texture_usages_dtr (slang_texture_usages *); enum { - SLANG_COMMON_FIXED_MODELVIEWMATRIX, - SLANG_COMMON_FIXED_PROJECTIONMATRIX, - SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIX, - SLANG_COMMON_FIXED_TEXTUREMATRIX, - SLANG_COMMON_FIXED_NORMALMATRIX, - SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSE, - SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSE, - SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSE, - SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSE, - SLANG_COMMON_FIXED_MODELVIEWMATRIXTRANSPOSE, - SLANG_COMMON_FIXED_PROJECTIONMATRIXTRANSPOSE, - SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXTRANSPOSE, - SLANG_COMMON_FIXED_TEXTUREMATRIXTRANSPOSE, - SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSETRANSPOSE, - SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSETRANSPOSE, - SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSETRANSPOSE, - SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSETRANSPOSE, - SLANG_COMMON_FIXED_NORMALSCALE, - SLANG_COMMON_FIXED_DEPTHRANGE, - SLANG_COMMON_FIXED_CLIPPLANE, - SLANG_COMMON_FIXED_POINT, - SLANG_COMMON_FIXED_FRONTMATERIAL, - SLANG_COMMON_FIXED_BACKMATERIAL, - SLANG_COMMON_FIXED_LIGHTSOURCE, - SLANG_COMMON_FIXED_LIGHTMODEL, - SLANG_COMMON_FIXED_FRONTLIGHTMODELPRODUCT, - SLANG_COMMON_FIXED_BACKLIGHTMODELPRODUCT, - SLANG_COMMON_FIXED_FRONTLIGHTPRODUCT, - SLANG_COMMON_FIXED_BACKLIGHTPRODUCT, - SLANG_COMMON_FIXED_TEXTUREENVCOLOR, - SLANG_COMMON_FIXED_EYEPLANES, - SLANG_COMMON_FIXED_EYEPLANET, - SLANG_COMMON_FIXED_EYEPLANER, - SLANG_COMMON_FIXED_EYEPLANEQ, - SLANG_COMMON_FIXED_OBJECTPLANES, - SLANG_COMMON_FIXED_OBJECTPLANET, - SLANG_COMMON_FIXED_OBJECTPLANER, - SLANG_COMMON_FIXED_OBJECTPLANEQ, - SLANG_COMMON_FIXED_FOG, - SLANG_COMMON_FIXED_MAX + SLANG_COMMON_FIXED_MODELVIEWMATRIX, + SLANG_COMMON_FIXED_PROJECTIONMATRIX, + SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIX, + SLANG_COMMON_FIXED_TEXTUREMATRIX, + SLANG_COMMON_FIXED_NORMALMATRIX, + SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSE, + SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSE, + SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSE, + SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSE, + SLANG_COMMON_FIXED_MODELVIEWMATRIXTRANSPOSE, + SLANG_COMMON_FIXED_PROJECTIONMATRIXTRANSPOSE, + SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXTRANSPOSE, + SLANG_COMMON_FIXED_TEXTUREMATRIXTRANSPOSE, + SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSETRANSPOSE, + SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSETRANSPOSE, + SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSETRANSPOSE, + SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSETRANSPOSE, + SLANG_COMMON_FIXED_NORMALSCALE, + SLANG_COMMON_FIXED_DEPTHRANGE, + SLANG_COMMON_FIXED_CLIPPLANE, + SLANG_COMMON_FIXED_POINT, + SLANG_COMMON_FIXED_FRONTMATERIAL, + SLANG_COMMON_FIXED_BACKMATERIAL, + SLANG_COMMON_FIXED_LIGHTSOURCE, + SLANG_COMMON_FIXED_LIGHTMODEL, + SLANG_COMMON_FIXED_FRONTLIGHTMODELPRODUCT, + SLANG_COMMON_FIXED_BACKLIGHTMODELPRODUCT, + SLANG_COMMON_FIXED_FRONTLIGHTPRODUCT, + SLANG_COMMON_FIXED_BACKLIGHTPRODUCT, + SLANG_COMMON_FIXED_TEXTUREENVCOLOR, + SLANG_COMMON_FIXED_EYEPLANES, + SLANG_COMMON_FIXED_EYEPLANET, + SLANG_COMMON_FIXED_EYEPLANER, + SLANG_COMMON_FIXED_EYEPLANEQ, + SLANG_COMMON_FIXED_OBJECTPLANES, + SLANG_COMMON_FIXED_OBJECTPLANET, + SLANG_COMMON_FIXED_OBJECTPLANER, + SLANG_COMMON_FIXED_OBJECTPLANEQ, + SLANG_COMMON_FIXED_FOG, + SLANG_COMMON_FIXED_MAX }; enum { - SLANG_VERTEX_FIXED_POSITION, - SLANG_VERTEX_FIXED_POINTSIZE, - SLANG_VERTEX_FIXED_CLIPVERTEX, - SLANG_VERTEX_FIXED_COLOR, - SLANG_VERTEX_FIXED_SECONDARYCOLOR, - SLANG_VERTEX_FIXED_NORMAL, - SLANG_VERTEX_FIXED_VERTEX, - SLANG_VERTEX_FIXED_MULTITEXCOORD0, - SLANG_VERTEX_FIXED_MULTITEXCOORD1, - SLANG_VERTEX_FIXED_MULTITEXCOORD2, - SLANG_VERTEX_FIXED_MULTITEXCOORD3, - SLANG_VERTEX_FIXED_MULTITEXCOORD4, - SLANG_VERTEX_FIXED_MULTITEXCOORD5, - SLANG_VERTEX_FIXED_MULTITEXCOORD6, - SLANG_VERTEX_FIXED_MULTITEXCOORD7, - SLANG_VERTEX_FIXED_FOGCOORD, - SLANG_VERTEX_FIXED_FRONTCOLOR, - SLANG_VERTEX_FIXED_BACKCOLOR, - SLANG_VERTEX_FIXED_FRONTSECONDARYCOLOR, - SLANG_VERTEX_FIXED_BACKSECONDARYCOLOR, - SLANG_VERTEX_FIXED_TEXCOORD, - SLANG_VERTEX_FIXED_FOGFRAGCOORD, - SLANG_VERTEX_FIXED_MAX + SLANG_VERTEX_FIXED_POSITION, + SLANG_VERTEX_FIXED_POINTSIZE, + SLANG_VERTEX_FIXED_CLIPVERTEX, + SLANG_VERTEX_FIXED_COLOR, + SLANG_VERTEX_FIXED_SECONDARYCOLOR, + SLANG_VERTEX_FIXED_NORMAL, + SLANG_VERTEX_FIXED_VERTEX, + SLANG_VERTEX_FIXED_MULTITEXCOORD0, + SLANG_VERTEX_FIXED_MULTITEXCOORD1, + SLANG_VERTEX_FIXED_MULTITEXCOORD2, + SLANG_VERTEX_FIXED_MULTITEXCOORD3, + SLANG_VERTEX_FIXED_MULTITEXCOORD4, + SLANG_VERTEX_FIXED_MULTITEXCOORD5, + SLANG_VERTEX_FIXED_MULTITEXCOORD6, + SLANG_VERTEX_FIXED_MULTITEXCOORD7, + SLANG_VERTEX_FIXED_FOGCOORD, + SLANG_VERTEX_FIXED_FRONTCOLOR, + SLANG_VERTEX_FIXED_BACKCOLOR, + SLANG_VERTEX_FIXED_FRONTSECONDARYCOLOR, + SLANG_VERTEX_FIXED_BACKSECONDARYCOLOR, + SLANG_VERTEX_FIXED_TEXCOORD, + SLANG_VERTEX_FIXED_FOGFRAGCOORD, + SLANG_VERTEX_FIXED_MAX }; enum { - SLANG_FRAGMENT_FIXED_FRAGCOORD, - SLANG_FRAGMENT_FIXED_FRONTFACING, - SLANG_FRAGMENT_FIXED_FRAGCOLOR, - SLANG_FRAGMENT_FIXED_FRAGDATA, - SLANG_FRAGMENT_FIXED_FRAGDEPTH, - SLANG_FRAGMENT_FIXED_COLOR, - SLANG_FRAGMENT_FIXED_SECONDARYCOLOR, - SLANG_FRAGMENT_FIXED_TEXCOORD, - SLANG_FRAGMENT_FIXED_FOGFRAGCOORD, - SLANG_FRAGMENT_FIXED_MAX + SLANG_FRAGMENT_FIXED_FRAGCOORD, + SLANG_FRAGMENT_FIXED_FRONTFACING, + SLANG_FRAGMENT_FIXED_FRAGCOLOR, + SLANG_FRAGMENT_FIXED_FRAGDATA, + SLANG_FRAGMENT_FIXED_FRAGDEPTH, + SLANG_FRAGMENT_FIXED_COLOR, + SLANG_FRAGMENT_FIXED_SECONDARYCOLOR, + SLANG_FRAGMENT_FIXED_TEXCOORD, + SLANG_FRAGMENT_FIXED_FOGFRAGCOORD, + SLANG_FRAGMENT_FIXED_MAX }; enum { - SLANG_COMMON_CODE_MAIN, - SLANG_COMMON_CODE_MAX + SLANG_COMMON_CODE_MAIN, + SLANG_COMMON_CODE_MAX }; typedef struct { - slang_active_variables active_uniforms; - slang_active_variables active_attribs; - slang_attrib_overrides attrib_overrides; - slang_uniform_bindings uniforms; - slang_attrib_bindings attribs; - slang_varying_bindings varyings; - slang_texture_usages texture_usage; - GLuint common_fixed_entries[SLANG_SHADER_MAX][SLANG_COMMON_FIXED_MAX]; - GLuint vertex_fixed_entries[SLANG_VERTEX_FIXED_MAX]; - GLuint fragment_fixed_entries[SLANG_FRAGMENT_FIXED_MAX]; - GLuint code[SLANG_SHADER_MAX][SLANG_COMMON_CODE_MAX]; - slang_machine *machines[SLANG_SHADER_MAX]; - slang_assembly_file *assemblies[SLANG_SHADER_MAX]; + slang_active_variables active_uniforms; + slang_active_variables active_attribs; + slang_attrib_overrides attrib_overrides; + slang_uniform_bindings uniforms; + slang_attrib_bindings attribs; + slang_varying_bindings varyings; + slang_texture_usages texture_usage; + GLuint common_fixed_entries[SLANG_SHADER_MAX][SLANG_COMMON_FIXED_MAX]; + GLuint vertex_fixed_entries[SLANG_VERTEX_FIXED_MAX]; + GLuint fragment_fixed_entries[SLANG_FRAGMENT_FIXED_MAX]; + GLuint code[SLANG_SHADER_MAX][SLANG_COMMON_CODE_MAX]; + slang_machine *machines[SLANG_SHADER_MAX]; + slang_assembly_file *assemblies[SLANG_SHADER_MAX]; } slang_program; -GLvoid slang_program_ctr (slang_program *); -GLvoid slang_program_dtr (slang_program *); -GLvoid slang_program_rst (slang_program *); +extern GLvoid +_slang_program_ctr (slang_program *); + +extern GLvoid +_slang_program_dtr (slang_program *); + +extern GLvoid +_slang_program_rst (slang_program *); extern GLboolean _slang_link (slang_program *, slang_code_object **, GLuint); |