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-rw-r--r--mesalib/src/glsl/Makefile426
-rw-r--r--mesalib/src/glsl/ir_function.cpp2
-rw-r--r--mesalib/src/glsl/ir_print_visitor.cpp10
-rw-r--r--mesalib/src/glsl/linker.cpp108
-rw-r--r--mesalib/src/glsl/opt_constant_propagation.cpp17
-rw-r--r--mesalib/src/mesa/main/arbprogram.c229
-rw-r--r--mesalib/src/mesa/main/feedback.c1084
-rw-r--r--mesalib/src/mesa/main/texstore.c21
-rw-r--r--mesalib/src/mesa/program/ir_to_mesa.cpp28
9 files changed, 975 insertions, 950 deletions
diff --git a/mesalib/src/glsl/Makefile b/mesalib/src/glsl/Makefile
index 2e379d84b..e0776c1b5 100644
--- a/mesalib/src/glsl/Makefile
+++ b/mesalib/src/glsl/Makefile
@@ -1,213 +1,213 @@
-
-#src/glsl/pp/Makefile
-
-TOP = ../..
-
-include $(TOP)/configs/current
-
-LIBNAME = glsl
-
-LIBGLCPP_SOURCES = \
- glcpp/glcpp-lex.c \
- glcpp/glcpp-parse.c \
- glcpp/pp.c
-
-GLCPP_SOURCES = \
- $(LIBGLCPP_SOURCES) \
- ralloc.c \
- glcpp/glcpp.c
-
-C_SOURCES = \
- strtod.c \
- ralloc.c \
- $(LIBGLCPP_SOURCES)
-
-CXX_SOURCES = \
- ast_expr.cpp \
- ast_function.cpp \
- ast_to_hir.cpp \
- ast_type.cpp \
- glsl_lexer.cpp \
- glsl_parser.cpp \
- glsl_parser_extras.cpp \
- glsl_types.cpp \
- glsl_symbol_table.cpp \
- hir_field_selection.cpp \
- ir_basic_block.cpp \
- ir_clone.cpp \
- ir_constant_expression.cpp \
- ir.cpp \
- ir_expression_flattening.cpp \
- ir_function_can_inline.cpp \
- ir_function.cpp \
- ir_hierarchical_visitor.cpp \
- ir_hv_accept.cpp \
- ir_import_prototypes.cpp \
- ir_print_visitor.cpp \
- ir_reader.cpp \
- ir_rvalue_visitor.cpp \
- ir_set_program_inouts.cpp \
- ir_validate.cpp \
- ir_variable.cpp \
- ir_variable_refcount.cpp \
- linker.cpp \
- link_functions.cpp \
- loop_analysis.cpp \
- loop_controls.cpp \
- loop_unroll.cpp \
- lower_discard.cpp \
- lower_if_to_cond_assign.cpp \
- lower_instructions.cpp \
- lower_jumps.cpp \
- lower_mat_op_to_vec.cpp \
- lower_noise.cpp \
- lower_texture_projection.cpp \
- lower_variable_index_to_cond_assign.cpp \
- lower_vec_index_to_cond_assign.cpp \
- lower_vec_index_to_swizzle.cpp \
- lower_vector.cpp \
- opt_algebraic.cpp \
- opt_constant_folding.cpp \
- opt_constant_propagation.cpp \
- opt_constant_variable.cpp \
- opt_copy_propagation.cpp \
- opt_copy_propagation_elements.cpp \
- opt_dead_code.cpp \
- opt_dead_code_local.cpp \
- opt_dead_functions.cpp \
- opt_discard_simplification.cpp \
- opt_function_inlining.cpp \
- opt_if_simplification.cpp \
- opt_noop_swizzle.cpp \
- opt_redundant_jumps.cpp \
- opt_structure_splitting.cpp \
- opt_swizzle_swizzle.cpp \
- opt_tree_grafting.cpp \
- s_expression.cpp
-
-LIBS = \
- $(TOP)/src/glsl/libglsl.a
-
-APPS = glsl_compiler glcpp/glcpp
-
-GLSL2_C_SOURCES = \
- ../mesa/program/hash_table.c \
- ../mesa/program/symbol_table.c
-GLSL2_CXX_SOURCES = \
- main.cpp
-
-GLSL2_OBJECTS = \
- $(GLSL2_C_SOURCES:.c=.o) \
- $(GLSL2_CXX_SOURCES:.cpp=.o)
-
-### Basic defines ###
-
-DEFINES += \
- $(LIBRARY_DEFINES) \
- $(API_DEFINES)
-
-GLCPP_OBJECTS = \
- $(GLCPP_SOURCES:.c=.o) \
- ../mesa/program/hash_table.o
-
-OBJECTS = \
- $(C_SOURCES:.c=.o) \
- $(CXX_SOURCES:.cpp=.o)
-
-DRICORE_OBJ_DIR = obj-visible
-OBJECTS_DRICORE = $(addprefix $(DRICORE_OBJ_DIR)/,$(OBJECTS))
-
-INCLUDES = \
- -I. \
- -I../mesa \
- -I../mapi \
- -I../../include \
- $(LIBRARY_INCLUDES)
-
-ALL_SOURCES = \
- $(C_SOURCES) \
- $(CXX_SOURCES) \
- $(GLSL2_CXX_SOURCES) \
- $(GLSL2_C_SOURCES)
-
-##### TARGETS #####
-
-default: depend lib$(LIBNAME).a $(APPS) $(DRICORE_GLSL_LIBS)
-
-$(TOP)/$(LIB_DIR)/libglsl.so: $(OBJECTS_DRICORE) builtin_function.o Makefile $(TOP)/src/glsl/Makefile.template
- $(MKLIB) -o $@ -linker '$(CXX)' -ldflags '$(LDFLAGS)' \
- -cplusplus -noprefix \
- -install $(TOP)/$(LIB_DIR) -id $(INSTALL_LIB_DIR)/$@.dylib \
- $(OBJECTS_DRICORE) builtin_function.o
-
-lib$(LIBNAME).a: $(OBJECTS) builtin_function.o Makefile $(TOP)/src/glsl/Makefile.template
- $(MKLIB) -cplusplus -o $(LIBNAME) -static $(OBJECTS) builtin_function.o
-
-depend: $(ALL_SOURCES) Makefile
- rm -f depend
- touch depend
- $(MKDEP) $(MKDEP_OPTIONS) $(INCLUDES) $(ALL_SOURCES) 2> /dev/null
-
-# Remove .o and backup files
-clean: clean-dricore
- rm -f $(GLCPP_OBJECTS) $(GLSL2_OBJECTS) $(OBJECTS) lib$(LIBNAME).a depend depend.bak builtin_function.cpp builtin_function.o builtin_stubs.o builtin_compiler
- -rm -f $(APPS)
-
-clean-dricore:
- -rm -f $(DRICORE_OBJ_DIR) $(TOP)/$(LIB_DIR)/libglsl.so libglsl.so
-
-ifneq (,$(DRICORE_GLSL_LIBS))
-DRICORE_INSTALL_TARGET = install-dricore
-endif
-
-# Dummy target
-install: $(DRICORE_INSTALL_TARGET)
- @echo -n ""
-
-install-dricore: default
- $(INSTALL) -d $(DESTDIR)$(DRI_DRIVER_INSTALL_DIR)
- $(INSTALL) -m 755 $(DRICORE_GLSL_LIBS) $(DESTDIR)$(DRI_DRIVER_INSTALL_DIR)
-
-##### RULES #####
-
-glsl_compiler: $(GLSL2_OBJECTS) libglsl.a builtin_stubs.o
- $(APP_CXX) $(INCLUDES) $(CFLAGS) $(LDFLAGS) $(GLSL2_OBJECTS) builtin_stubs.o $(LIBS) -o $@
-
-glcpp: glcpp/glcpp
-glcpp/glcpp: $(GLCPP_OBJECTS)
- $(APP_CC) $(INCLUDES) $(CFLAGS) $(LDFLAGS) $(GLCPP_OBJECTS) -o $@
-
-.cpp.o:
- $(CXX) -c $(INCLUDES) $(CXXFLAGS) $(DEFINES) $< -o $@
-
-.c.o:
- $(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
-
-$(DRICORE_OBJ_DIR)/%.o : %.cpp
- @mkdir -p $(dir $@)
- $(CXX) -c $(INCLUDES) $(DRI_CXXFLAGS) $(DEFINES) $< -o $@
-
-$(DRICORE_OBJ_DIR)/%.o : %.c
- @mkdir -p $(dir $@)
- $(CC) -c $(INCLUDES) $(DRI_CFLAGS) $(DEFINES) $< -o $@
-
-glsl_lexer.cpp: glsl_lexer.ll
- $(FLEX) --nounistd -o$@ $<
-
-glsl_parser.cpp: glsl_parser.yy
- $(BISON) -v -o "$@" -p "_mesa_glsl_" --defines=glsl_parser.h $<
-
-glcpp/glcpp-lex.c: glcpp/glcpp-lex.l
- $(FLEX) --nounistd -o$@ $<
-
-glcpp/glcpp-parse.c: glcpp/glcpp-parse.y
- $(BISON) -v -o "$@" --defines=glcpp/glcpp-parse.h $<
-
-builtin_compiler: $(GLSL2_OBJECTS) $(OBJECTS) builtin_stubs.o
- $(APP_CXX) $(INCLUDES) $(CXXFLAGS) $(LDFLAGS) $(OBJECTS) $(GLSL2_OBJECTS) builtin_stubs.o -o $@
-
-builtin_function.cpp: builtins/profiles/* builtins/ir/* builtins/tools/generate_builtins.py builtins/tools/texture_builtins.py builtin_compiler
- @echo Regenerating builtin_function.cpp...
- $(PYTHON2) $(PYTHON_FLAGS) builtins/tools/generate_builtins.py ./builtin_compiler > builtin_function.cpp || rm -f builtin_function.cpp
-
--include depend
+
+#src/glsl/pp/Makefile
+
+TOP = ../..
+
+include $(TOP)/configs/current
+
+LIBNAME = glsl
+
+LIBGLCPP_SOURCES = \
+ glcpp/glcpp-lex.c \
+ glcpp/glcpp-parse.c \
+ glcpp/pp.c
+
+GLCPP_SOURCES = \
+ $(LIBGLCPP_SOURCES) \
+ ralloc.c \
+ glcpp/glcpp.c
+
+C_SOURCES = \
+ strtod.c \
+ ralloc.c \
+ $(LIBGLCPP_SOURCES)
+
+CXX_SOURCES = \
+ ast_expr.cpp \
+ ast_function.cpp \
+ ast_to_hir.cpp \
+ ast_type.cpp \
+ glsl_lexer.cpp \
+ glsl_parser.cpp \
+ glsl_parser_extras.cpp \
+ glsl_types.cpp \
+ glsl_symbol_table.cpp \
+ hir_field_selection.cpp \
+ ir_basic_block.cpp \
+ ir_clone.cpp \
+ ir_constant_expression.cpp \
+ ir.cpp \
+ ir_expression_flattening.cpp \
+ ir_function_can_inline.cpp \
+ ir_function.cpp \
+ ir_hierarchical_visitor.cpp \
+ ir_hv_accept.cpp \
+ ir_import_prototypes.cpp \
+ ir_print_visitor.cpp \
+ ir_reader.cpp \
+ ir_rvalue_visitor.cpp \
+ ir_set_program_inouts.cpp \
+ ir_validate.cpp \
+ ir_variable.cpp \
+ ir_variable_refcount.cpp \
+ linker.cpp \
+ link_functions.cpp \
+ loop_analysis.cpp \
+ loop_controls.cpp \
+ loop_unroll.cpp \
+ lower_discard.cpp \
+ lower_if_to_cond_assign.cpp \
+ lower_instructions.cpp \
+ lower_jumps.cpp \
+ lower_mat_op_to_vec.cpp \
+ lower_noise.cpp \
+ lower_texture_projection.cpp \
+ lower_variable_index_to_cond_assign.cpp \
+ lower_vec_index_to_cond_assign.cpp \
+ lower_vec_index_to_swizzle.cpp \
+ lower_vector.cpp \
+ opt_algebraic.cpp \
+ opt_constant_folding.cpp \
+ opt_constant_propagation.cpp \
+ opt_constant_variable.cpp \
+ opt_copy_propagation.cpp \
+ opt_copy_propagation_elements.cpp \
+ opt_dead_code.cpp \
+ opt_dead_code_local.cpp \
+ opt_dead_functions.cpp \
+ opt_discard_simplification.cpp \
+ opt_function_inlining.cpp \
+ opt_if_simplification.cpp \
+ opt_noop_swizzle.cpp \
+ opt_redundant_jumps.cpp \
+ opt_structure_splitting.cpp \
+ opt_swizzle_swizzle.cpp \
+ opt_tree_grafting.cpp \
+ s_expression.cpp
+
+LIBS = \
+ $(TOP)/src/glsl/libglsl.a
+
+APPS = glsl_compiler glcpp/glcpp
+
+GLSL2_C_SOURCES = \
+ ../mesa/program/hash_table.c \
+ ../mesa/program/symbol_table.c
+GLSL2_CXX_SOURCES = \
+ main.cpp
+
+GLSL2_OBJECTS = \
+ $(GLSL2_C_SOURCES:.c=.o) \
+ $(GLSL2_CXX_SOURCES:.cpp=.o)
+
+### Basic defines ###
+
+DEFINES += \
+ $(LIBRARY_DEFINES) \
+ $(API_DEFINES)
+
+GLCPP_OBJECTS = \
+ $(GLCPP_SOURCES:.c=.o) \
+ ../mesa/program/hash_table.o
+
+OBJECTS = \
+ $(C_SOURCES:.c=.o) \
+ $(CXX_SOURCES:.cpp=.o)
+
+DRICORE_OBJ_DIR = obj-visible
+OBJECTS_DRICORE = $(addprefix $(DRICORE_OBJ_DIR)/,$(OBJECTS))
+
+INCLUDES = \
+ -I. \
+ -I../mesa \
+ -I../mapi \
+ -I../../include \
+ $(LIBRARY_INCLUDES)
+
+ALL_SOURCES = \
+ $(C_SOURCES) \
+ $(CXX_SOURCES) \
+ $(GLSL2_CXX_SOURCES) \
+ $(GLSL2_C_SOURCES)
+
+##### TARGETS #####
+
+default: depend lib$(LIBNAME).a $(APPS) $(DRICORE_GLSL_LIBS)
+
+$(TOP)/$(LIB_DIR)/libglsl.so: $(OBJECTS_DRICORE) builtin_function.o Makefile $(TOP)/src/glsl/Makefile.template
+ $(MKLIB) -o $@ -linker '$(CXX)' -ldflags '$(LDFLAGS)' \
+ -cplusplus -noprefix \
+ -install $(TOP)/$(LIB_DIR) -id $(INSTALL_LIB_DIR)/$@.dylib \
+ $(OBJECTS_DRICORE) builtin_function.o
+
+lib$(LIBNAME).a: $(OBJECTS) builtin_function.o Makefile $(TOP)/src/glsl/Makefile.template
+ $(MKLIB) -cplusplus -o $(LIBNAME) -static $(OBJECTS) builtin_function.o
+
+depend: $(ALL_SOURCES) Makefile
+ rm -f depend
+ touch depend
+ $(MKDEP) $(MKDEP_OPTIONS) $(INCLUDES) $(ALL_SOURCES) 2> /dev/null
+
+# Remove .o and backup files
+clean: clean-dricore
+ rm -f $(GLCPP_OBJECTS) $(GLSL2_OBJECTS) $(OBJECTS) lib$(LIBNAME).a depend depend.bak builtin_function.cpp builtin_function.o builtin_stubs.o builtin_compiler
+ -rm -f $(APPS)
+
+clean-dricore:
+ -rm -f $(OBJECTS_DRICORE) $(TOP)/$(LIB_DIR)/libglsl.so libglsl.so
+
+ifneq (,$(DRICORE_GLSL_LIBS))
+DRICORE_INSTALL_TARGET = install-dricore
+endif
+
+# Dummy target
+install: $(DRICORE_INSTALL_TARGET)
+ @echo -n ""
+
+install-dricore: default
+ $(INSTALL) -d $(DESTDIR)$(DRI_DRIVER_INSTALL_DIR)
+ $(INSTALL) -m 755 $(DRICORE_GLSL_LIBS) $(DESTDIR)$(DRI_DRIVER_INSTALL_DIR)
+
+##### RULES #####
+
+glsl_compiler: $(GLSL2_OBJECTS) libglsl.a builtin_stubs.o
+ $(APP_CXX) $(INCLUDES) $(CFLAGS) $(LDFLAGS) $(GLSL2_OBJECTS) builtin_stubs.o $(LIBS) -o $@
+
+glcpp: glcpp/glcpp
+glcpp/glcpp: $(GLCPP_OBJECTS)
+ $(APP_CC) $(INCLUDES) $(CFLAGS) $(LDFLAGS) $(GLCPP_OBJECTS) -o $@
+
+.cpp.o:
+ $(CXX) -c $(INCLUDES) $(CXXFLAGS) $(DEFINES) $< -o $@
+
+.c.o:
+ $(CC) -c $(INCLUDES) $(CFLAGS) $(DEFINES) $< -o $@
+
+$(DRICORE_OBJ_DIR)/%.o : %.cpp
+ @mkdir -p $(dir $@)
+ $(CXX) -c $(INCLUDES) $(DRI_CXXFLAGS) $(DEFINES) $< -o $@
+
+$(DRICORE_OBJ_DIR)/%.o : %.c
+ @mkdir -p $(dir $@)
+ $(CC) -c $(INCLUDES) $(DRI_CFLAGS) $(DEFINES) $< -o $@
+
+glsl_lexer.cpp: glsl_lexer.ll
+ $(FLEX) --nounistd -o$@ $<
+
+glsl_parser.cpp: glsl_parser.yy
+ $(BISON) -v -o "$@" -p "_mesa_glsl_" --defines=glsl_parser.h $<
+
+glcpp/glcpp-lex.c: glcpp/glcpp-lex.l
+ $(FLEX) --nounistd -o$@ $<
+
+glcpp/glcpp-parse.c: glcpp/glcpp-parse.y
+ $(BISON) -v -o "$@" --defines=glcpp/glcpp-parse.h $<
+
+builtin_compiler: $(GLSL2_OBJECTS) $(OBJECTS) builtin_stubs.o
+ $(APP_CXX) $(INCLUDES) $(CXXFLAGS) $(LDFLAGS) $(OBJECTS) $(GLSL2_OBJECTS) builtin_stubs.o -o $@
+
+builtin_function.cpp: builtins/profiles/* builtins/ir/* builtins/tools/generate_builtins.py builtins/tools/texture_builtins.py builtin_compiler
+ @echo Regenerating builtin_function.cpp...
+ $(PYTHON2) $(PYTHON_FLAGS) builtins/tools/generate_builtins.py ./builtin_compiler > builtin_function.cpp || rm -f builtin_function.cpp
+
+-include depend
diff --git a/mesalib/src/glsl/ir_function.cpp b/mesalib/src/glsl/ir_function.cpp
index ef8d4fcfc..1255072a5 100644
--- a/mesalib/src/glsl/ir_function.cpp
+++ b/mesalib/src/glsl/ir_function.cpp
@@ -165,7 +165,7 @@ ir_function_signature *
ir_function::matching_signature(const exec_list *actual_parameters)
{
ir_function_signature *match = NULL;
- int matched_score;
+ int matched_score = 0;
foreach_iter(exec_list_iterator, iter, signatures) {
ir_function_signature *const sig =
diff --git a/mesalib/src/glsl/ir_print_visitor.cpp b/mesalib/src/glsl/ir_print_visitor.cpp
index 5b5409daa..518910bd1 100644
--- a/mesalib/src/glsl/ir_print_visitor.cpp
+++ b/mesalib/src/glsl/ir_print_visitor.cpp
@@ -96,6 +96,16 @@ void ir_print_visitor::indent(void)
const char *
ir_print_visitor::unique_name(ir_variable *var)
{
+ /* var->name can be NULL in function prototypes when a type is given for a
+ * parameter but no name is given. In that case, just return an empty
+ * string. Don't worry about tracking the generated name in the printable
+ * names hash because this is the only scope where it can ever appear.
+ */
+ if (var->name == NULL) {
+ static unsigned arg = 1;
+ return ralloc_asprintf(this->mem_ctx, "parameter@%u", arg++);
+ }
+
/* Do we already have a name for this variable? */
const char *name = (const char *) hash_table_find(this->printable_names, var);
if (name != NULL)
diff --git a/mesalib/src/glsl/linker.cpp b/mesalib/src/glsl/linker.cpp
index b6479e7a3..265da84e5 100644
--- a/mesalib/src/glsl/linker.cpp
+++ b/mesalib/src/glsl/linker.cpp
@@ -1194,16 +1194,43 @@ find_available_slots(unsigned used_mask, unsigned needed_count)
}
+/**
+ * Assign locations for either VS inputs for FS outputs
+ *
+ * \param prog Shader program whose variables need locations assigned
+ * \param target_index Selector for the program target to receive location
+ * assignmnets. Must be either \c MESA_SHADER_VERTEX or
+ * \c MESA_SHADER_FRAGMENT.
+ * \param max_index Maximum number of generic locations. This corresponds
+ * to either the maximum number of draw buffers or the
+ * maximum number of generic attributes.
+ *
+ * \return
+ * If locations are successfully assigned, true is returned. Otherwise an
+ * error is emitted to the shader link log and false is returned.
+ *
+ * \bug
+ * Locations set via \c glBindFragDataLocation are not currently supported.
+ * Only locations assigned automatically by the linker, explicitly set by a
+ * layout qualifier, or explicitly set by a built-in variable (e.g., \c
+ * gl_FragColor) are supported for fragment shaders.
+ */
bool
-assign_attribute_locations(gl_shader_program *prog, unsigned max_attribute_index)
+assign_attribute_or_color_locations(gl_shader_program *prog,
+ unsigned target_index,
+ unsigned max_index)
{
- /* Mark invalid attribute locations as being used.
+ /* Mark invalid locations as being used.
*/
- unsigned used_locations = (max_attribute_index >= 32)
- ? ~0 : ~((1 << max_attribute_index) - 1);
+ unsigned used_locations = (max_index >= 32)
+ ? ~0 : ~((1 << max_index) - 1);
- gl_shader *const sh = prog->_LinkedShaders[0];
- assert(sh->Type == GL_VERTEX_SHADER);
+ assert((target_index == MESA_SHADER_VERTEX)
+ || (target_index == MESA_SHADER_FRAGMENT));
+
+ gl_shader *const sh = prog->_LinkedShaders[target_index];
+ if (sh == NULL)
+ return true;
/* Operate in a total of four passes.
*
@@ -1220,9 +1247,16 @@ assign_attribute_locations(gl_shader_program *prog, unsigned max_attribute_index
* 4. Assign locations to any inputs without assigned locations.
*/
- invalidate_variable_locations(sh, ir_var_in, VERT_ATTRIB_GENERIC0);
+ const int generic_base = (target_index == MESA_SHADER_VERTEX)
+ ? VERT_ATTRIB_GENERIC0 : FRAG_RESULT_DATA0;
+
+ const enum ir_variable_mode direction =
+ (target_index == MESA_SHADER_VERTEX) ? ir_var_in : ir_var_out;
+
- if (prog->Attributes != NULL) {
+ invalidate_variable_locations(sh, direction, generic_base);
+
+ if ((target_index == MESA_SHADER_VERTEX) && (prog->Attributes != NULL)) {
for (unsigned i = 0; i < prog->Attributes->NumParameters; i++) {
ir_variable *const var =
sh->symbols->get_variable(prog->Attributes->Parameters[i].Name);
@@ -1309,15 +1343,15 @@ assign_attribute_locations(gl_shader_program *prog, unsigned max_attribute_index
foreach_list(node, sh->ir) {
ir_variable *const var = ((ir_instruction *) node)->as_variable();
- if ((var == NULL) || (var->mode != ir_var_in))
+ if ((var == NULL) || (var->mode != direction))
continue;
if (var->explicit_location) {
const unsigned slots = count_attribute_slots(var->type);
const unsigned use_mask = (1 << slots) - 1;
- const int attr = var->location - VERT_ATTRIB_GENERIC0;
+ const int attr = var->location - generic_base;
- if ((var->location >= (int)(max_attribute_index + VERT_ATTRIB_GENERIC0))
+ if ((var->location >= (int)(max_index + generic_base))
|| (var->location < 0)) {
linker_error_printf(prog,
"invalid explicit location %d specified for "
@@ -1325,7 +1359,7 @@ assign_attribute_locations(gl_shader_program *prog, unsigned max_attribute_index
(var->location < 0) ? var->location : attr,
var->name);
return false;
- } else if (var->location >= VERT_ATTRIB_GENERIC0) {
+ } else if (var->location >= generic_base) {
used_locations |= (use_mask << attr);
}
}
@@ -1349,14 +1383,16 @@ assign_attribute_locations(gl_shader_program *prog, unsigned max_attribute_index
qsort(to_assign, num_attr, sizeof(to_assign[0]), temp_attr::compare);
- /* VERT_ATTRIB_GENERIC0 is a pseudo-alias for VERT_ATTRIB_POS. It can only
- * be explicitly assigned by via glBindAttribLocation. Mark it as reserved
- * to prevent it from being automatically allocated below.
- */
- find_deref_visitor find("gl_Vertex");
- find.run(sh->ir);
- if (find.variable_found())
- used_locations |= (1 << 0);
+ if (target_index == MESA_SHADER_VERTEX) {
+ /* VERT_ATTRIB_GENERIC0 is a pseudo-alias for VERT_ATTRIB_POS. It can
+ * only be explicitly assigned by via glBindAttribLocation. Mark it as
+ * reserved to prevent it from being automatically allocated below.
+ */
+ find_deref_visitor find("gl_Vertex");
+ find.run(sh->ir);
+ if (find.variable_found())
+ used_locations |= (1 << 0);
+ }
for (unsigned i = 0; i < num_attr; i++) {
/* Mask representing the contiguous slots that will be used by this
@@ -1367,14 +1403,17 @@ assign_attribute_locations(gl_shader_program *prog, unsigned max_attribute_index
int location = find_available_slots(used_locations, to_assign[i].slots);
if (location < 0) {
+ const char *const string = (target_index == MESA_SHADER_VERTEX)
+ ? "vertex shader input" : "fragment shader output";
+
linker_error_printf(prog,
"insufficient contiguous attribute locations "
- "available for vertex shader input `%s'",
- to_assign[i].var->name);
+ "available for %s `%s'",
+ string, to_assign[i].var->name);
return false;
}
- to_assign[i].var->location = VERT_ATTRIB_GENERIC0 + location;
+ to_assign[i].var->location = generic_base + location;
used_locations |= (use_mask << location);
}
@@ -1671,16 +1710,19 @@ link_shaders(struct gl_context *ctx, struct gl_shader_program *prog)
assign_uniform_locations(prog);
- if (prog->_LinkedShaders[MESA_SHADER_VERTEX] != NULL) {
- /* FINISHME: The value of the max_attribute_index parameter is
- * FINISHME: implementation dependent based on the value of
- * FINISHME: GL_MAX_VERTEX_ATTRIBS. GL_MAX_VERTEX_ATTRIBS must be
- * FINISHME: at least 16, so hardcode 16 for now.
- */
- if (!assign_attribute_locations(prog, 16)) {
- prog->LinkStatus = false;
- goto done;
- }
+ /* FINISHME: The value of the max_attribute_index parameter is
+ * FINISHME: implementation dependent based on the value of
+ * FINISHME: GL_MAX_VERTEX_ATTRIBS. GL_MAX_VERTEX_ATTRIBS must be
+ * FINISHME: at least 16, so hardcode 16 for now.
+ */
+ if (!assign_attribute_or_color_locations(prog, MESA_SHADER_VERTEX, 16)) {
+ prog->LinkStatus = false;
+ goto done;
+ }
+
+ if (!assign_attribute_or_color_locations(prog, MESA_SHADER_FRAGMENT, ctx->Const.MaxDrawBuffers)) {
+ prog->LinkStatus = false;
+ goto done;
}
unsigned prev;
diff --git a/mesalib/src/glsl/opt_constant_propagation.cpp b/mesalib/src/glsl/opt_constant_propagation.cpp
index 4425f4211..af77e4906 100644
--- a/mesalib/src/glsl/opt_constant_propagation.cpp
+++ b/mesalib/src/glsl/opt_constant_propagation.cpp
@@ -51,11 +51,23 @@ public:
this->var = var;
this->write_mask = write_mask;
this->constant = constant;
+ this->initial_values = write_mask;
+ }
+
+ acp_entry(const acp_entry *src)
+ {
+ this->var = src->var;
+ this->write_mask = src->write_mask;
+ this->constant = src->constant;
+ this->initial_values = src->initial_values;
}
ir_variable *var;
ir_constant *constant;
unsigned write_mask;
+
+ /** Mask of values initially available in the constant. */
+ unsigned initial_values;
};
@@ -172,7 +184,7 @@ ir_constant_propagation_visitor::handle_rvalue(ir_rvalue **rvalue)
for (int j = 0; j < 4; j++) {
if (j == channel)
break;
- if (found->write_mask & (1 << j))
+ if (found->initial_values & (1 << j))
rhs_channel++;
}
@@ -285,8 +297,7 @@ ir_constant_propagation_visitor::handle_if_block(exec_list *instructions)
/* Populate the initial acp with a constant of the original */
foreach_iter(exec_list_iterator, iter, *orig_acp) {
acp_entry *a = (acp_entry *)iter.get();
- this->acp->push_tail(new(this->mem_ctx) acp_entry(a->var, a->write_mask,
- a->constant));
+ this->acp->push_tail(new(this->mem_ctx) acp_entry(a));
}
visit_list_elements(this, instructions);
diff --git a/mesalib/src/mesa/main/arbprogram.c b/mesalib/src/mesa/main/arbprogram.c
index 26d781954..b83369d9e 100644
--- a/mesalib/src/mesa/main/arbprogram.c
+++ b/mesalib/src/mesa/main/arbprogram.c
@@ -269,6 +269,71 @@ _mesa_IsProgramARB(GLuint id)
return GL_FALSE;
}
+static GLboolean
+get_local_param_pointer(struct gl_context *ctx, const char *func,
+ GLenum target, GLuint index, GLfloat **param)
+{
+ struct gl_program *prog;
+ GLuint maxParams;
+
+ if (target == GL_VERTEX_PROGRAM_ARB
+ && ctx->Extensions.ARB_vertex_program) {
+ prog = &(ctx->VertexProgram.Current->Base);
+ maxParams = ctx->Const.VertexProgram.MaxLocalParams;
+ }
+ else if (target == GL_FRAGMENT_PROGRAM_ARB
+ && ctx->Extensions.ARB_fragment_program) {
+ prog = &(ctx->FragmentProgram.Current->Base);
+ maxParams = ctx->Const.FragmentProgram.MaxLocalParams;
+ }
+ else if (target == GL_FRAGMENT_PROGRAM_NV
+ && ctx->Extensions.NV_fragment_program) {
+ prog = &(ctx->FragmentProgram.Current->Base);
+ maxParams = MAX_NV_FRAGMENT_PROGRAM_PARAMS;
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "%s(target)", func);
+ return GL_FALSE;
+ }
+
+ if (index >= maxParams) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(index)", func);
+ return GL_FALSE;
+ }
+
+ *param = prog->LocalParams[index];
+ return GL_TRUE;
+}
+
+
+static GLboolean
+get_env_param_pointer(struct gl_context *ctx, const char *func,
+ GLenum target, GLuint index, GLfloat **param)
+{
+ if (target == GL_FRAGMENT_PROGRAM_ARB
+ && ctx->Extensions.ARB_fragment_program) {
+ if (index >= ctx->Const.FragmentProgram.MaxEnvParams) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(index)", func);
+ return GL_FALSE;
+ }
+ *param = ctx->FragmentProgram.Parameters[index];
+ return GL_TRUE;
+ }
+ else if (target == GL_VERTEX_PROGRAM_ARB &&
+ (ctx->Extensions.ARB_vertex_program ||
+ ctx->Extensions.NV_vertex_program)) {
+ if (index >= ctx->Const.VertexProgram.MaxEnvParams) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(index)", func);
+ return GL_FALSE;
+ }
+ *param = ctx->VertexProgram.Parameters[index];
+ return GL_TRUE;
+ } else {
+ _mesa_error(ctx, GL_INVALID_ENUM, "%s(target)", func);
+ return GL_FALSE;
+ }
+}
void GLAPIENTRY
_mesa_ProgramStringARB(GLenum target, GLenum format, GLsizei len,
@@ -383,30 +448,16 @@ void GLAPIENTRY
_mesa_ProgramEnvParameter4fARB(GLenum target, GLuint index,
GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
+ GLfloat *param;
+
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_PROGRAM_CONSTANTS);
- if (target == GL_FRAGMENT_PROGRAM_ARB
- && ctx->Extensions.ARB_fragment_program) {
- if (index >= ctx->Const.FragmentProgram.MaxEnvParams) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter(index)");
- return;
- }
- ASSIGN_4V(ctx->FragmentProgram.Parameters[index], x, y, z, w);
- }
- else if (target == GL_VERTEX_PROGRAM_ARB /* == GL_VERTEX_PROGRAM_NV */
- && (ctx->Extensions.ARB_vertex_program || ctx->Extensions.NV_vertex_program)) {
- if (index >= ctx->Const.VertexProgram.MaxEnvParams) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter(index)");
- return;
- }
- ASSIGN_4V(ctx->VertexProgram.Parameters[index], x, y, z, w);
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glProgramEnvParameter(target)");
- return;
+ if (get_env_param_pointer(ctx, "glProgramEnvParameter",
+ target, index, &param)) {
+ ASSIGN_4V(param, x, y, z, w);
}
}
@@ -422,32 +473,16 @@ void GLAPIENTRY
_mesa_ProgramEnvParameter4fvARB(GLenum target, GLuint index,
const GLfloat *params)
{
+ GLfloat *param;
+
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_PROGRAM_CONSTANTS);
- if (target == GL_FRAGMENT_PROGRAM_ARB
- && ctx->Extensions.ARB_fragment_program) {
- if (index >= ctx->Const.FragmentProgram.MaxEnvParams) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter4fv(index)");
- return;
- }
- memcpy(ctx->FragmentProgram.Parameters[index], params,
- 4 * sizeof(GLfloat));
- }
- else if (target == GL_VERTEX_PROGRAM_ARB /* == GL_VERTEX_PROGRAM_NV */
- && (ctx->Extensions.ARB_vertex_program || ctx->Extensions.NV_vertex_program)) {
- if (index >= ctx->Const.VertexProgram.MaxEnvParams) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter4fv(index)");
- return;
- }
- memcpy(ctx->VertexProgram.Parameters[index], params,
- 4 * sizeof(GLfloat));
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glProgramEnvParameter4fv(target)");
- return;
+ if (get_env_param_pointer(ctx, "glProgramEnvParameter4fv",
+ target, index, &param)) {
+ memcpy(param, params, 4 * sizeof(GLfloat));
}
}
@@ -496,14 +531,11 @@ _mesa_GetProgramEnvParameterdvARB(GLenum target, GLuint index,
GLdouble *params)
{
GET_CURRENT_CONTEXT(ctx);
- GLfloat fparams[4];
+ GLfloat *fparam;
- _mesa_GetProgramEnvParameterfvARB(target, index, fparams);
- if (ctx->ErrorValue == GL_NO_ERROR) {
- params[0] = fparams[0];
- params[1] = fparams[1];
- params[2] = fparams[2];
- params[3] = fparams[3];
+ if (get_env_param_pointer(ctx, "glGetProgramEnvParameterdv",
+ target, index, &fparam)) {
+ COPY_4V(params, fparam);
}
}
@@ -512,29 +544,15 @@ void GLAPIENTRY
_mesa_GetProgramEnvParameterfvARB(GLenum target, GLuint index,
GLfloat *params)
{
+ GLfloat *param;
+
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (target == GL_FRAGMENT_PROGRAM_ARB
- && ctx->Extensions.ARB_fragment_program) {
- if (index >= ctx->Const.FragmentProgram.MaxEnvParams) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramEnvParameter(index)");
- return;
- }
- COPY_4V(params, ctx->FragmentProgram.Parameters[index]);
- }
- else if (target == GL_VERTEX_PROGRAM_ARB
- && ctx->Extensions.ARB_vertex_program) {
- if (index >= ctx->Const.VertexProgram.MaxEnvParams) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramEnvParameter(index)");
- return;
- }
- COPY_4V(params, ctx->VertexProgram.Parameters[index]);
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramEnvParameter(target)");
- return;
+ if (get_env_param_pointer(ctx, "glGetProgramEnvParameterfv",
+ target, index, &param)) {
+ COPY_4V(params, param);
}
}
@@ -547,39 +565,16 @@ _mesa_ProgramLocalParameter4fARB(GLenum target, GLuint index,
GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
GET_CURRENT_CONTEXT(ctx);
- struct gl_program *prog;
+ GLfloat *param;
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_PROGRAM_CONSTANTS);
- if ((target == GL_FRAGMENT_PROGRAM_NV
- && ctx->Extensions.NV_fragment_program) ||
- (target == GL_FRAGMENT_PROGRAM_ARB
- && ctx->Extensions.ARB_fragment_program)) {
- if (index >= ctx->Const.FragmentProgram.MaxLocalParams) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glProgramLocalParameterARB");
- return;
- }
- prog = &(ctx->FragmentProgram.Current->Base);
- }
- else if (target == GL_VERTEX_PROGRAM_ARB
- && ctx->Extensions.ARB_vertex_program) {
- if (index >= ctx->Const.VertexProgram.MaxLocalParams) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glProgramLocalParameterARB");
- return;
- }
- prog = &(ctx->VertexProgram.Current->Base);
+ if (get_local_param_pointer(ctx, "glProgramLocalParameterARB",
+ target, index, &param)) {
+ ASSERT(index < MAX_PROGRAM_LOCAL_PARAMS);
+ ASSIGN_4V(param, x, y, z, w);
}
- else {
- _mesa_error(ctx, GL_INVALID_ENUM, "glProgramLocalParameterARB");
- return;
- }
-
- ASSERT(index < MAX_PROGRAM_LOCAL_PARAMS);
- prog->LocalParams[index][0] = x;
- prog->LocalParams[index][1] = y;
- prog->LocalParams[index][2] = z;
- prog->LocalParams[index][3] = w;
}
@@ -667,41 +662,14 @@ void GLAPIENTRY
_mesa_GetProgramLocalParameterfvARB(GLenum target, GLuint index,
GLfloat *params)
{
- const struct gl_program *prog;
- GLuint maxParams;
+ GLfloat *param;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (target == GL_VERTEX_PROGRAM_ARB
- && ctx->Extensions.ARB_vertex_program) {
- prog = &(ctx->VertexProgram.Current->Base);
- maxParams = ctx->Const.VertexProgram.MaxLocalParams;
- }
- else if (target == GL_FRAGMENT_PROGRAM_ARB
- && ctx->Extensions.ARB_fragment_program) {
- prog = &(ctx->FragmentProgram.Current->Base);
- maxParams = ctx->Const.FragmentProgram.MaxLocalParams;
- }
- else if (target == GL_FRAGMENT_PROGRAM_NV
- && ctx->Extensions.NV_fragment_program) {
- prog = &(ctx->FragmentProgram.Current->Base);
- maxParams = MAX_NV_FRAGMENT_PROGRAM_PARAMS;
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetProgramLocalParameterARB(target)");
- return;
- }
-
- if (index >= maxParams) {
- _mesa_error(ctx, GL_INVALID_VALUE,
- "glGetProgramLocalParameterARB(index)");
- return;
+ if (get_local_param_pointer(ctx, "glProgramLocalParameters4fvEXT",
+ target, index, &param)) {
+ COPY_4V(params, param);
}
-
- ASSERT(prog);
- ASSERT(index < MAX_PROGRAM_LOCAL_PARAMS);
- COPY_4V(params, prog->LocalParams[index]);
}
@@ -712,12 +680,13 @@ void GLAPIENTRY
_mesa_GetProgramLocalParameterdvARB(GLenum target, GLuint index,
GLdouble *params)
{
+ GLfloat *param;
GET_CURRENT_CONTEXT(ctx);
- GLfloat floatParams[4];
- ASSIGN_4V(floatParams, 0.0F, 0.0F, 0.0F, 0.0F);
- _mesa_GetProgramLocalParameterfvARB(target, index, floatParams);
- if (ctx->ErrorValue == GL_NO_ERROR) {
- COPY_4V(params, floatParams);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (get_local_param_pointer(ctx, "glProgramLocalParameters4fvEXT",
+ target, index, &param)) {
+ COPY_4V(params, param);
}
}
diff --git a/mesalib/src/mesa/main/feedback.c b/mesalib/src/mesa/main/feedback.c
index 80565c62c..597ec1e3f 100644
--- a/mesalib/src/mesa/main/feedback.c
+++ b/mesalib/src/mesa/main/feedback.c
@@ -1,542 +1,542 @@
-/*
- * Mesa 3-D graphics library
- * Version: 7.5
- *
- * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
- * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-/**
- * \file feedback.c
- * Selection and feedback modes functions.
- */
-
-
-#include "glheader.h"
-#include "colormac.h"
-#include "context.h"
-#include "enums.h"
-#include "feedback.h"
-#include "macros.h"
-#include "mfeatures.h"
-#include "mtypes.h"
-#include "main/dispatch.h"
-
-
-#if FEATURE_feedback
-
-
-#define FB_3D 0x01
-#define FB_4D 0x02
-#define FB_COLOR 0x04
-#define FB_TEXTURE 0X08
-
-
-
-static void GLAPIENTRY
-_mesa_FeedbackBuffer( GLsizei size, GLenum type, GLfloat *buffer )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (ctx->RenderMode==GL_FEEDBACK) {
- _mesa_error( ctx, GL_INVALID_OPERATION, "glFeedbackBuffer" );
- return;
- }
- if (size<0) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glFeedbackBuffer(size<0)" );
- return;
- }
- if (!buffer) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glFeedbackBuffer(buffer==NULL)" );
- ctx->Feedback.BufferSize = 0;
- return;
- }
-
- switch (type) {
- case GL_2D:
- ctx->Feedback._Mask = 0;
- break;
- case GL_3D:
- ctx->Feedback._Mask = FB_3D;
- break;
- case GL_3D_COLOR:
- ctx->Feedback._Mask = (FB_3D | FB_COLOR);
- break;
- case GL_3D_COLOR_TEXTURE:
- ctx->Feedback._Mask = (FB_3D | FB_COLOR | FB_TEXTURE);
- break;
- case GL_4D_COLOR_TEXTURE:
- ctx->Feedback._Mask = (FB_3D | FB_4D | FB_COLOR | FB_TEXTURE);
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glFeedbackBuffer" );
- return;
- }
-
- FLUSH_VERTICES(ctx, _NEW_RENDERMODE); /* Always flush */
- ctx->Feedback.Type = type;
- ctx->Feedback.BufferSize = size;
- ctx->Feedback.Buffer = buffer;
- ctx->Feedback.Count = 0; /* Becaues of this. */
-}
-
-
-static void GLAPIENTRY
-_mesa_PassThrough( GLfloat token )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (ctx->RenderMode==GL_FEEDBACK) {
- FLUSH_VERTICES(ctx, 0);
- _mesa_feedback_token( ctx, (GLfloat) (GLint) GL_PASS_THROUGH_TOKEN );
- _mesa_feedback_token( ctx, token );
- }
-}
-
-
-/**
- * Put a vertex into the feedback buffer.
- */
-void
-_mesa_feedback_vertex(struct gl_context *ctx,
- const GLfloat win[4],
- const GLfloat color[4],
- const GLfloat texcoord[4])
-{
- _mesa_feedback_token( ctx, win[0] );
- _mesa_feedback_token( ctx, win[1] );
- if (ctx->Feedback._Mask & FB_3D) {
- _mesa_feedback_token( ctx, win[2] );
- }
- if (ctx->Feedback._Mask & FB_4D) {
- _mesa_feedback_token( ctx, win[3] );
- }
- if (ctx->Feedback._Mask & FB_COLOR) {
- _mesa_feedback_token( ctx, color[0] );
- _mesa_feedback_token( ctx, color[1] );
- _mesa_feedback_token( ctx, color[2] );
- _mesa_feedback_token( ctx, color[3] );
- }
- if (ctx->Feedback._Mask & FB_TEXTURE) {
- _mesa_feedback_token( ctx, texcoord[0] );
- _mesa_feedback_token( ctx, texcoord[1] );
- _mesa_feedback_token( ctx, texcoord[2] );
- _mesa_feedback_token( ctx, texcoord[3] );
- }
-}
-
-
-/**********************************************************************/
-/** \name Selection */
-/*@{*/
-
-/**
- * Establish a buffer for selection mode values.
- *
- * \param size buffer size.
- * \param buffer buffer.
- *
- * \sa glSelectBuffer().
- *
- * \note this function can't be put in a display list.
- *
- * Verifies we're not in selection mode, flushes the vertices and initialize
- * the fields in __struct gl_contextRec::Select with the given buffer.
- */
-static void GLAPIENTRY
-_mesa_SelectBuffer( GLsizei size, GLuint *buffer )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (ctx->RenderMode==GL_SELECT) {
- _mesa_error( ctx, GL_INVALID_OPERATION, "glSelectBuffer" );
- return; /* KW: added return */
- }
-
- FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
- ctx->Select.Buffer = buffer;
- ctx->Select.BufferSize = size;
- ctx->Select.BufferCount = 0;
- ctx->Select.HitFlag = GL_FALSE;
- ctx->Select.HitMinZ = 1.0;
- ctx->Select.HitMaxZ = 0.0;
-}
-
-
-/**
- * Write a value of a record into the selection buffer.
- *
- * \param ctx GL context.
- * \param value value.
- *
- * Verifies there is free space in the buffer to write the value and
- * increments the pointer.
- */
-static INLINE void
-write_record(struct gl_context *ctx, GLuint value)
-{
- if (ctx->Select.BufferCount < ctx->Select.BufferSize) {
- ctx->Select.Buffer[ctx->Select.BufferCount] = value;
- }
- ctx->Select.BufferCount++;
-}
-
-
-/**
- * Update the hit flag and the maximum and minimum depth values.
- *
- * \param ctx GL context.
- * \param z depth.
- *
- * Sets gl_selection::HitFlag and updates gl_selection::HitMinZ and
- * gl_selection::HitMaxZ.
- */
-void
-_mesa_update_hitflag(struct gl_context *ctx, GLfloat z)
-{
- ctx->Select.HitFlag = GL_TRUE;
- if (z < ctx->Select.HitMinZ) {
- ctx->Select.HitMinZ = z;
- }
- if (z > ctx->Select.HitMaxZ) {
- ctx->Select.HitMaxZ = z;
- }
-}
-
-
-/**
- * Write the hit record.
- *
- * \param ctx GL context.
- *
- * Write the hit record, i.e., the number of names in the stack, the minimum and
- * maximum depth values and the number of names in the name stack at the time
- * of the event. Resets the hit flag.
- *
- * \sa gl_selection.
- */
-static void
-write_hit_record(struct gl_context *ctx)
-{
- GLuint i;
- GLuint zmin, zmax, zscale = (~0u);
-
- /* HitMinZ and HitMaxZ are in [0,1]. Multiply these values by */
- /* 2^32-1 and round to nearest unsigned integer. */
-
- assert( ctx != NULL ); /* this line magically fixes a SunOS 5.x/gcc bug */
- zmin = (GLuint) ((GLfloat) zscale * ctx->Select.HitMinZ);
- zmax = (GLuint) ((GLfloat) zscale * ctx->Select.HitMaxZ);
-
- write_record( ctx, ctx->Select.NameStackDepth );
- write_record( ctx, zmin );
- write_record( ctx, zmax );
- for (i = 0; i < ctx->Select.NameStackDepth; i++) {
- write_record( ctx, ctx->Select.NameStack[i] );
- }
-
- ctx->Select.Hits++;
- ctx->Select.HitFlag = GL_FALSE;
- ctx->Select.HitMinZ = 1.0;
- ctx->Select.HitMaxZ = -1.0;
-}
-
-
-/**
- * Initialize the name stack.
- *
- * Verifies we are in select mode and resets the name stack depth and resets
- * the hit record data in gl_selection. Marks new render mode in
- * __struct gl_contextRec::NewState.
- */
-static void GLAPIENTRY
-_mesa_InitNames( void )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- /* Record the hit before the HitFlag is wiped out again. */
- if (ctx->RenderMode == GL_SELECT) {
- if (ctx->Select.HitFlag) {
- write_hit_record( ctx );
- }
- }
- ctx->Select.NameStackDepth = 0;
- ctx->Select.HitFlag = GL_FALSE;
- ctx->Select.HitMinZ = 1.0;
- ctx->Select.HitMaxZ = 0.0;
- ctx->NewState |= _NEW_RENDERMODE;
-}
-
-
-/**
- * Load the top-most name of the name stack.
- *
- * \param name name.
- *
- * Verifies we are in selection mode and that the name stack is not empty.
- * Flushes vertices. If there is a hit flag writes it (via write_hit_record()),
- * and replace the top-most name in the stack.
- *
- * sa __struct gl_contextRec::Select.
- */
-static void GLAPIENTRY
-_mesa_LoadName( GLuint name )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (ctx->RenderMode != GL_SELECT) {
- return;
- }
- if (ctx->Select.NameStackDepth == 0) {
- _mesa_error( ctx, GL_INVALID_OPERATION, "glLoadName" );
- return;
- }
-
- FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
-
- if (ctx->Select.HitFlag) {
- write_hit_record( ctx );
- }
- if (ctx->Select.NameStackDepth < MAX_NAME_STACK_DEPTH) {
- ctx->Select.NameStack[ctx->Select.NameStackDepth-1] = name;
- }
- else {
- ctx->Select.NameStack[MAX_NAME_STACK_DEPTH-1] = name;
- }
-}
-
-
-/**
- * Push a name into the name stack.
- *
- * \param name name.
- *
- * Verifies we are in selection mode and that the name stack is not full.
- * Flushes vertices. If there is a hit flag writes it (via write_hit_record()),
- * and adds the name to the top of the name stack.
- *
- * sa __struct gl_contextRec::Select.
- */
-static void GLAPIENTRY
-_mesa_PushName( GLuint name )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (ctx->RenderMode != GL_SELECT) {
- return;
- }
-
- FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
- if (ctx->Select.HitFlag) {
- write_hit_record( ctx );
- }
- if (ctx->Select.NameStackDepth >= MAX_NAME_STACK_DEPTH) {
- _mesa_error( ctx, GL_STACK_OVERFLOW, "glPushName" );
- }
- else
- ctx->Select.NameStack[ctx->Select.NameStackDepth++] = name;
-}
-
-
-/**
- * Pop a name into the name stack.
- *
- * Verifies we are in selection mode and that the name stack is not empty.
- * Flushes vertices. If there is a hit flag writes it (via write_hit_record()),
- * and removes top-most name in the name stack.
- *
- * sa __struct gl_contextRec::Select.
- */
-static void GLAPIENTRY
-_mesa_PopName( void )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (ctx->RenderMode != GL_SELECT) {
- return;
- }
-
- FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
- if (ctx->Select.HitFlag) {
- write_hit_record( ctx );
- }
- if (ctx->Select.NameStackDepth == 0) {
- _mesa_error( ctx, GL_STACK_UNDERFLOW, "glPopName" );
- }
- else
- ctx->Select.NameStackDepth--;
-}
-
-/*@}*/
-
-
-/**********************************************************************/
-/** \name Render Mode */
-/*@{*/
-
-/**
- * Set rasterization mode.
- *
- * \param mode rasterization mode.
- *
- * \note this function can't be put in a display list.
- *
- * \sa glRenderMode().
- *
- * Flushes the vertices and do the necessary cleanup according to the previous
- * rasterization mode, such as writing the hit record or resent the select
- * buffer index when exiting the select mode. Updates
- * __struct gl_contextRec::RenderMode and notifies the driver via the
- * dd_function_table::RenderMode callback.
- */
-static GLint GLAPIENTRY
-_mesa_RenderMode( GLenum mode )
-{
- GET_CURRENT_CONTEXT(ctx);
- GLint result;
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
-
- if (MESA_VERBOSE & VERBOSE_API)
- _mesa_debug(ctx, "glRenderMode %s\n", _mesa_lookup_enum_by_nr(mode));
-
- FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
-
- switch (ctx->RenderMode) {
- case GL_RENDER:
- result = 0;
- break;
- case GL_SELECT:
- if (ctx->Select.HitFlag) {
- write_hit_record( ctx );
- }
- if (ctx->Select.BufferCount > ctx->Select.BufferSize) {
- /* overflow */
-#ifdef DEBUG
- _mesa_warning(ctx, "Feedback buffer overflow");
-#endif
- result = -1;
- }
- else {
- result = ctx->Select.Hits;
- }
- ctx->Select.BufferCount = 0;
- ctx->Select.Hits = 0;
- ctx->Select.NameStackDepth = 0;
- break;
-#if _HAVE_FULL_GL
- case GL_FEEDBACK:
- if (ctx->Feedback.Count > ctx->Feedback.BufferSize) {
- /* overflow */
- result = -1;
- }
- else {
- result = ctx->Feedback.Count;
- }
- ctx->Feedback.Count = 0;
- break;
-#endif
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glRenderMode" );
- return 0;
- }
-
- switch (mode) {
- case GL_RENDER:
- break;
- case GL_SELECT:
- if (ctx->Select.BufferSize==0) {
- /* haven't called glSelectBuffer yet */
- _mesa_error( ctx, GL_INVALID_OPERATION, "glRenderMode" );
- }
- break;
-#if _HAVE_FULL_GL
- case GL_FEEDBACK:
- if (ctx->Feedback.BufferSize==0) {
- /* haven't called glFeedbackBuffer yet */
- _mesa_error( ctx, GL_INVALID_OPERATION, "glRenderMode" );
- }
- break;
-#endif
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glRenderMode" );
- return 0;
- }
-
- ctx->RenderMode = mode;
- if (ctx->Driver.RenderMode)
- ctx->Driver.RenderMode( ctx, mode );
-
- return result;
-}
-
-/*@}*/
-
-
-void
-_mesa_init_feedback_dispatch(struct _glapi_table *disp)
-{
- SET_InitNames(disp, _mesa_InitNames);
- SET_FeedbackBuffer(disp, _mesa_FeedbackBuffer);
- SET_LoadName(disp, _mesa_LoadName);
- SET_PassThrough(disp, _mesa_PassThrough);
- SET_PopName(disp, _mesa_PopName);
- SET_PushName(disp, _mesa_PushName);
- SET_SelectBuffer(disp, _mesa_SelectBuffer);
- SET_RenderMode(disp, _mesa_RenderMode);
-}
-
-
-#endif /* FEATURE_feedback */
-
-
-/**********************************************************************/
-/** \name Initialization */
-/*@{*/
-
-/**
- * Initialize context feedback data.
- */
-void _mesa_init_feedback( struct gl_context * ctx )
-{
- /* Feedback */
- ctx->Feedback.Type = GL_2D; /* TODO: verify */
- ctx->Feedback.Buffer = NULL;
- ctx->Feedback.BufferSize = 0;
- ctx->Feedback.Count = 0;
-
- /* Selection/picking */
- ctx->Select.Buffer = NULL;
- ctx->Select.BufferSize = 0;
- ctx->Select.BufferCount = 0;
- ctx->Select.Hits = 0;
- ctx->Select.NameStackDepth = 0;
-
- /* Miscellaneous */
- ctx->RenderMode = GL_RENDER;
-}
-
-/*@}*/
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.5
+ *
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * \file feedback.c
+ * Selection and feedback modes functions.
+ */
+
+
+#include "glheader.h"
+#include "colormac.h"
+#include "context.h"
+#include "enums.h"
+#include "feedback.h"
+#include "macros.h"
+#include "mfeatures.h"
+#include "mtypes.h"
+#include "main/dispatch.h"
+
+
+#if FEATURE_feedback
+
+
+#define FB_3D 0x01
+#define FB_4D 0x02
+#define FB_COLOR 0x04
+#define FB_TEXTURE 0X08
+
+
+
+static void GLAPIENTRY
+_mesa_FeedbackBuffer( GLsizei size, GLenum type, GLfloat *buffer )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->RenderMode==GL_FEEDBACK) {
+ _mesa_error( ctx, GL_INVALID_OPERATION, "glFeedbackBuffer" );
+ return;
+ }
+ if (size<0) {
+ _mesa_error( ctx, GL_INVALID_VALUE, "glFeedbackBuffer(size<0)" );
+ return;
+ }
+ if (!buffer && size > 0) {
+ _mesa_error( ctx, GL_INVALID_VALUE, "glFeedbackBuffer(buffer==NULL)" );
+ ctx->Feedback.BufferSize = 0;
+ return;
+ }
+
+ switch (type) {
+ case GL_2D:
+ ctx->Feedback._Mask = 0;
+ break;
+ case GL_3D:
+ ctx->Feedback._Mask = FB_3D;
+ break;
+ case GL_3D_COLOR:
+ ctx->Feedback._Mask = (FB_3D | FB_COLOR);
+ break;
+ case GL_3D_COLOR_TEXTURE:
+ ctx->Feedback._Mask = (FB_3D | FB_COLOR | FB_TEXTURE);
+ break;
+ case GL_4D_COLOR_TEXTURE:
+ ctx->Feedback._Mask = (FB_3D | FB_4D | FB_COLOR | FB_TEXTURE);
+ break;
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glFeedbackBuffer" );
+ return;
+ }
+
+ FLUSH_VERTICES(ctx, _NEW_RENDERMODE); /* Always flush */
+ ctx->Feedback.Type = type;
+ ctx->Feedback.BufferSize = size;
+ ctx->Feedback.Buffer = buffer;
+ ctx->Feedback.Count = 0; /* Becaues of this. */
+}
+
+
+static void GLAPIENTRY
+_mesa_PassThrough( GLfloat token )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->RenderMode==GL_FEEDBACK) {
+ FLUSH_VERTICES(ctx, 0);
+ _mesa_feedback_token( ctx, (GLfloat) (GLint) GL_PASS_THROUGH_TOKEN );
+ _mesa_feedback_token( ctx, token );
+ }
+}
+
+
+/**
+ * Put a vertex into the feedback buffer.
+ */
+void
+_mesa_feedback_vertex(struct gl_context *ctx,
+ const GLfloat win[4],
+ const GLfloat color[4],
+ const GLfloat texcoord[4])
+{
+ _mesa_feedback_token( ctx, win[0] );
+ _mesa_feedback_token( ctx, win[1] );
+ if (ctx->Feedback._Mask & FB_3D) {
+ _mesa_feedback_token( ctx, win[2] );
+ }
+ if (ctx->Feedback._Mask & FB_4D) {
+ _mesa_feedback_token( ctx, win[3] );
+ }
+ if (ctx->Feedback._Mask & FB_COLOR) {
+ _mesa_feedback_token( ctx, color[0] );
+ _mesa_feedback_token( ctx, color[1] );
+ _mesa_feedback_token( ctx, color[2] );
+ _mesa_feedback_token( ctx, color[3] );
+ }
+ if (ctx->Feedback._Mask & FB_TEXTURE) {
+ _mesa_feedback_token( ctx, texcoord[0] );
+ _mesa_feedback_token( ctx, texcoord[1] );
+ _mesa_feedback_token( ctx, texcoord[2] );
+ _mesa_feedback_token( ctx, texcoord[3] );
+ }
+}
+
+
+/**********************************************************************/
+/** \name Selection */
+/*@{*/
+
+/**
+ * Establish a buffer for selection mode values.
+ *
+ * \param size buffer size.
+ * \param buffer buffer.
+ *
+ * \sa glSelectBuffer().
+ *
+ * \note this function can't be put in a display list.
+ *
+ * Verifies we're not in selection mode, flushes the vertices and initialize
+ * the fields in __struct gl_contextRec::Select with the given buffer.
+ */
+static void GLAPIENTRY
+_mesa_SelectBuffer( GLsizei size, GLuint *buffer )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->RenderMode==GL_SELECT) {
+ _mesa_error( ctx, GL_INVALID_OPERATION, "glSelectBuffer" );
+ return; /* KW: added return */
+ }
+
+ FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
+ ctx->Select.Buffer = buffer;
+ ctx->Select.BufferSize = size;
+ ctx->Select.BufferCount = 0;
+ ctx->Select.HitFlag = GL_FALSE;
+ ctx->Select.HitMinZ = 1.0;
+ ctx->Select.HitMaxZ = 0.0;
+}
+
+
+/**
+ * Write a value of a record into the selection buffer.
+ *
+ * \param ctx GL context.
+ * \param value value.
+ *
+ * Verifies there is free space in the buffer to write the value and
+ * increments the pointer.
+ */
+static INLINE void
+write_record(struct gl_context *ctx, GLuint value)
+{
+ if (ctx->Select.BufferCount < ctx->Select.BufferSize) {
+ ctx->Select.Buffer[ctx->Select.BufferCount] = value;
+ }
+ ctx->Select.BufferCount++;
+}
+
+
+/**
+ * Update the hit flag and the maximum and minimum depth values.
+ *
+ * \param ctx GL context.
+ * \param z depth.
+ *
+ * Sets gl_selection::HitFlag and updates gl_selection::HitMinZ and
+ * gl_selection::HitMaxZ.
+ */
+void
+_mesa_update_hitflag(struct gl_context *ctx, GLfloat z)
+{
+ ctx->Select.HitFlag = GL_TRUE;
+ if (z < ctx->Select.HitMinZ) {
+ ctx->Select.HitMinZ = z;
+ }
+ if (z > ctx->Select.HitMaxZ) {
+ ctx->Select.HitMaxZ = z;
+ }
+}
+
+
+/**
+ * Write the hit record.
+ *
+ * \param ctx GL context.
+ *
+ * Write the hit record, i.e., the number of names in the stack, the minimum and
+ * maximum depth values and the number of names in the name stack at the time
+ * of the event. Resets the hit flag.
+ *
+ * \sa gl_selection.
+ */
+static void
+write_hit_record(struct gl_context *ctx)
+{
+ GLuint i;
+ GLuint zmin, zmax, zscale = (~0u);
+
+ /* HitMinZ and HitMaxZ are in [0,1]. Multiply these values by */
+ /* 2^32-1 and round to nearest unsigned integer. */
+
+ assert( ctx != NULL ); /* this line magically fixes a SunOS 5.x/gcc bug */
+ zmin = (GLuint) ((GLfloat) zscale * ctx->Select.HitMinZ);
+ zmax = (GLuint) ((GLfloat) zscale * ctx->Select.HitMaxZ);
+
+ write_record( ctx, ctx->Select.NameStackDepth );
+ write_record( ctx, zmin );
+ write_record( ctx, zmax );
+ for (i = 0; i < ctx->Select.NameStackDepth; i++) {
+ write_record( ctx, ctx->Select.NameStack[i] );
+ }
+
+ ctx->Select.Hits++;
+ ctx->Select.HitFlag = GL_FALSE;
+ ctx->Select.HitMinZ = 1.0;
+ ctx->Select.HitMaxZ = -1.0;
+}
+
+
+/**
+ * Initialize the name stack.
+ *
+ * Verifies we are in select mode and resets the name stack depth and resets
+ * the hit record data in gl_selection. Marks new render mode in
+ * __struct gl_contextRec::NewState.
+ */
+static void GLAPIENTRY
+_mesa_InitNames( void )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ /* Record the hit before the HitFlag is wiped out again. */
+ if (ctx->RenderMode == GL_SELECT) {
+ if (ctx->Select.HitFlag) {
+ write_hit_record( ctx );
+ }
+ }
+ ctx->Select.NameStackDepth = 0;
+ ctx->Select.HitFlag = GL_FALSE;
+ ctx->Select.HitMinZ = 1.0;
+ ctx->Select.HitMaxZ = 0.0;
+ ctx->NewState |= _NEW_RENDERMODE;
+}
+
+
+/**
+ * Load the top-most name of the name stack.
+ *
+ * \param name name.
+ *
+ * Verifies we are in selection mode and that the name stack is not empty.
+ * Flushes vertices. If there is a hit flag writes it (via write_hit_record()),
+ * and replace the top-most name in the stack.
+ *
+ * sa __struct gl_contextRec::Select.
+ */
+static void GLAPIENTRY
+_mesa_LoadName( GLuint name )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->RenderMode != GL_SELECT) {
+ return;
+ }
+ if (ctx->Select.NameStackDepth == 0) {
+ _mesa_error( ctx, GL_INVALID_OPERATION, "glLoadName" );
+ return;
+ }
+
+ FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
+
+ if (ctx->Select.HitFlag) {
+ write_hit_record( ctx );
+ }
+ if (ctx->Select.NameStackDepth < MAX_NAME_STACK_DEPTH) {
+ ctx->Select.NameStack[ctx->Select.NameStackDepth-1] = name;
+ }
+ else {
+ ctx->Select.NameStack[MAX_NAME_STACK_DEPTH-1] = name;
+ }
+}
+
+
+/**
+ * Push a name into the name stack.
+ *
+ * \param name name.
+ *
+ * Verifies we are in selection mode and that the name stack is not full.
+ * Flushes vertices. If there is a hit flag writes it (via write_hit_record()),
+ * and adds the name to the top of the name stack.
+ *
+ * sa __struct gl_contextRec::Select.
+ */
+static void GLAPIENTRY
+_mesa_PushName( GLuint name )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->RenderMode != GL_SELECT) {
+ return;
+ }
+
+ FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
+ if (ctx->Select.HitFlag) {
+ write_hit_record( ctx );
+ }
+ if (ctx->Select.NameStackDepth >= MAX_NAME_STACK_DEPTH) {
+ _mesa_error( ctx, GL_STACK_OVERFLOW, "glPushName" );
+ }
+ else
+ ctx->Select.NameStack[ctx->Select.NameStackDepth++] = name;
+}
+
+
+/**
+ * Pop a name into the name stack.
+ *
+ * Verifies we are in selection mode and that the name stack is not empty.
+ * Flushes vertices. If there is a hit flag writes it (via write_hit_record()),
+ * and removes top-most name in the name stack.
+ *
+ * sa __struct gl_contextRec::Select.
+ */
+static void GLAPIENTRY
+_mesa_PopName( void )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (ctx->RenderMode != GL_SELECT) {
+ return;
+ }
+
+ FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
+ if (ctx->Select.HitFlag) {
+ write_hit_record( ctx );
+ }
+ if (ctx->Select.NameStackDepth == 0) {
+ _mesa_error( ctx, GL_STACK_UNDERFLOW, "glPopName" );
+ }
+ else
+ ctx->Select.NameStackDepth--;
+}
+
+/*@}*/
+
+
+/**********************************************************************/
+/** \name Render Mode */
+/*@{*/
+
+/**
+ * Set rasterization mode.
+ *
+ * \param mode rasterization mode.
+ *
+ * \note this function can't be put in a display list.
+ *
+ * \sa glRenderMode().
+ *
+ * Flushes the vertices and do the necessary cleanup according to the previous
+ * rasterization mode, such as writing the hit record or resent the select
+ * buffer index when exiting the select mode. Updates
+ * __struct gl_contextRec::RenderMode and notifies the driver via the
+ * dd_function_table::RenderMode callback.
+ */
+static GLint GLAPIENTRY
+_mesa_RenderMode( GLenum mode )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ GLint result;
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
+
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glRenderMode %s\n", _mesa_lookup_enum_by_nr(mode));
+
+ FLUSH_VERTICES(ctx, _NEW_RENDERMODE);
+
+ switch (ctx->RenderMode) {
+ case GL_RENDER:
+ result = 0;
+ break;
+ case GL_SELECT:
+ if (ctx->Select.HitFlag) {
+ write_hit_record( ctx );
+ }
+ if (ctx->Select.BufferCount > ctx->Select.BufferSize) {
+ /* overflow */
+#ifdef DEBUG
+ _mesa_warning(ctx, "Feedback buffer overflow");
+#endif
+ result = -1;
+ }
+ else {
+ result = ctx->Select.Hits;
+ }
+ ctx->Select.BufferCount = 0;
+ ctx->Select.Hits = 0;
+ ctx->Select.NameStackDepth = 0;
+ break;
+#if _HAVE_FULL_GL
+ case GL_FEEDBACK:
+ if (ctx->Feedback.Count > ctx->Feedback.BufferSize) {
+ /* overflow */
+ result = -1;
+ }
+ else {
+ result = ctx->Feedback.Count;
+ }
+ ctx->Feedback.Count = 0;
+ break;
+#endif
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glRenderMode" );
+ return 0;
+ }
+
+ switch (mode) {
+ case GL_RENDER:
+ break;
+ case GL_SELECT:
+ if (ctx->Select.BufferSize==0) {
+ /* haven't called glSelectBuffer yet */
+ _mesa_error( ctx, GL_INVALID_OPERATION, "glRenderMode" );
+ }
+ break;
+#if _HAVE_FULL_GL
+ case GL_FEEDBACK:
+ if (ctx->Feedback.BufferSize==0) {
+ /* haven't called glFeedbackBuffer yet */
+ _mesa_error( ctx, GL_INVALID_OPERATION, "glRenderMode" );
+ }
+ break;
+#endif
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glRenderMode" );
+ return 0;
+ }
+
+ ctx->RenderMode = mode;
+ if (ctx->Driver.RenderMode)
+ ctx->Driver.RenderMode( ctx, mode );
+
+ return result;
+}
+
+/*@}*/
+
+
+void
+_mesa_init_feedback_dispatch(struct _glapi_table *disp)
+{
+ SET_InitNames(disp, _mesa_InitNames);
+ SET_FeedbackBuffer(disp, _mesa_FeedbackBuffer);
+ SET_LoadName(disp, _mesa_LoadName);
+ SET_PassThrough(disp, _mesa_PassThrough);
+ SET_PopName(disp, _mesa_PopName);
+ SET_PushName(disp, _mesa_PushName);
+ SET_SelectBuffer(disp, _mesa_SelectBuffer);
+ SET_RenderMode(disp, _mesa_RenderMode);
+}
+
+
+#endif /* FEATURE_feedback */
+
+
+/**********************************************************************/
+/** \name Initialization */
+/*@{*/
+
+/**
+ * Initialize context feedback data.
+ */
+void _mesa_init_feedback( struct gl_context * ctx )
+{
+ /* Feedback */
+ ctx->Feedback.Type = GL_2D; /* TODO: verify */
+ ctx->Feedback.Buffer = NULL;
+ ctx->Feedback.BufferSize = 0;
+ ctx->Feedback.Count = 0;
+
+ /* Selection/picking */
+ ctx->Select.Buffer = NULL;
+ ctx->Select.BufferSize = 0;
+ ctx->Select.BufferCount = 0;
+ ctx->Select.Hits = 0;
+ ctx->Select.NameStackDepth = 0;
+
+ /* Miscellaneous */
+ ctx->RenderMode = GL_RENDER;
+}
+
+/*@}*/
diff --git a/mesalib/src/mesa/main/texstore.c b/mesalib/src/mesa/main/texstore.c
index 5c925a3d3..e527981ff 100644
--- a/mesalib/src/mesa/main/texstore.c
+++ b/mesalib/src/mesa/main/texstore.c
@@ -3303,8 +3303,7 @@ _mesa_texstore_z24_s8(TEXSTORE_PARAMS)
{
const GLuint depthScale = 0xffffff;
const GLint srcRowStride
- = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType)
- / sizeof(GLuint);
+ = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
GLint img, row;
ASSERT(dstFormat == MESA_FORMAT_Z24_S8);
@@ -3332,8 +3331,8 @@ _mesa_texstore_z24_s8(TEXSTORE_PARAMS)
+ dstImageOffsets[dstZoffset + img]
+ dstYoffset * dstRowStride / sizeof(GLuint)
+ dstXoffset;
- const GLuint *src
- = (const GLuint *) _mesa_image_address(dims, srcPacking, srcAddr,
+ const GLubyte *src
+ = (const GLubyte *) _mesa_image_address(dims, srcPacking, srcAddr,
srcWidth, srcHeight,
srcFormat, srcType,
img, 0, 0);
@@ -3390,8 +3389,7 @@ _mesa_texstore_s8_z24(TEXSTORE_PARAMS)
{
const GLuint depthScale = 0xffffff;
const GLint srcRowStride
- = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType)
- / sizeof(GLuint);
+ = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
GLint img, row;
ASSERT(dstFormat == MESA_FORMAT_S8_Z24);
@@ -3406,8 +3404,8 @@ _mesa_texstore_s8_z24(TEXSTORE_PARAMS)
+ dstImageOffsets[dstZoffset + img]
+ dstYoffset * dstRowStride / sizeof(GLuint)
+ dstXoffset;
- const GLuint *src
- = (const GLuint *) _mesa_image_address(dims, srcPacking, srcAddr,
+ const GLubyte *src
+ = (const GLubyte *) _mesa_image_address(dims, srcPacking, srcAddr,
srcWidth, srcHeight,
srcFormat, srcType,
img, 0, 0);
@@ -3479,8 +3477,7 @@ _mesa_texstore_s8(TEXSTORE_PARAMS)
}
else {
const GLint srcRowStride
- = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType)
- / sizeof(GLuint);
+ = _mesa_image_row_stride(srcPacking, srcWidth, srcFormat, srcType);
GLint img, row;
for (img = 0; img < srcDepth; img++) {
@@ -3488,8 +3485,8 @@ _mesa_texstore_s8(TEXSTORE_PARAMS)
+ dstImageOffsets[dstZoffset + img]
+ dstYoffset * dstRowStride / sizeof(GLuint)
+ dstXoffset;
- const GLuint *src
- = (const GLuint *) _mesa_image_address(dims, srcPacking, srcAddr,
+ const GLubyte *src
+ = (const GLubyte *) _mesa_image_address(dims, srcPacking, srcAddr,
srcWidth, srcHeight,
srcFormat, srcType,
img, 0, 0);
diff --git a/mesalib/src/mesa/program/ir_to_mesa.cpp b/mesalib/src/mesa/program/ir_to_mesa.cpp
index 67adb8f3d..738e97ca5 100644
--- a/mesalib/src/mesa/program/ir_to_mesa.cpp
+++ b/mesalib/src/mesa/program/ir_to_mesa.cpp
@@ -803,48 +803,44 @@ ir_to_mesa_visitor::visit(ir_loop *ir)
ir_dereference_variable *counter = NULL;
if (ir->counter != NULL)
- counter = new(ir) ir_dereference_variable(ir->counter);
+ counter = new(mem_ctx) ir_dereference_variable(ir->counter);
if (ir->from != NULL) {
assert(ir->counter != NULL);
- ir_assignment *a = new(ir) ir_assignment(counter, ir->from, NULL);
+ ir_assignment *a =
+ new(mem_ctx) ir_assignment(counter, ir->from, NULL);
a->accept(this);
- delete a;
}
emit(NULL, OPCODE_BGNLOOP);
if (ir->to) {
ir_expression *e =
- new(ir) ir_expression(ir->cmp, glsl_type::bool_type,
- counter, ir->to);
- ir_if *if_stmt = new(ir) ir_if(e);
+ new(mem_ctx) ir_expression(ir->cmp, glsl_type::bool_type,
+ counter, ir->to);
+ ir_if *if_stmt = new(mem_ctx) ir_if(e);
- ir_loop_jump *brk = new(ir) ir_loop_jump(ir_loop_jump::jump_break);
+ ir_loop_jump *brk =
+ new(mem_ctx) ir_loop_jump(ir_loop_jump::jump_break);
if_stmt->then_instructions.push_tail(brk);
if_stmt->accept(this);
-
- delete if_stmt;
- delete e;
- delete brk;
}
visit_exec_list(&ir->body_instructions, this);
if (ir->increment) {
ir_expression *e =
- new(ir) ir_expression(ir_binop_add, counter->type,
- counter, ir->increment);
+ new(mem_ctx) ir_expression(ir_binop_add, counter->type,
+ counter, ir->increment);
- ir_assignment *a = new(ir) ir_assignment(counter, e, NULL);
+ ir_assignment *a =
+ new(mem_ctx) ir_assignment(counter, e, NULL);
a->accept(this);
- delete a;
- delete e;
}
emit(NULL, OPCODE_ENDLOOP);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 01:57:52 +0000