fix shader mk

scripts/shader.mk

@@ -121,17 +121,20 @@ BIN += $(CS_BIN)
 ASM += $(CS_ASM)
 endif
 
-$(BUILD_INTERMEDIATE_DIR)/vs_%.bin : $(SHADERS_DIR)vs_%.sc
+$(BUILD_INTERMEDIATE_DIR):
+	mkdir -p $@
+
+$(BUILD_INTERMEDIATE_DIR)/vs_%.bin : $(SHADERS_DIR)vs_%.sc	| $(BUILD_INTERMEDIATE_DIR)
 	@echo [$(<)]
 	$(SILENT) $(SHADERC) $(VS_FLAGS) --type vertex --depends -o $(@) -f $(<) --disasm
 	$(SILENT) cp $(@) $(BUILD_OUTPUT_DIR)/$(@F)
 
-$(BUILD_INTERMEDIATE_DIR)/fs_%.bin : $(SHADERS_DIR)fs_%.sc
+$(BUILD_INTERMEDIATE_DIR)/fs_%.bin : $(SHADERS_DIR)fs_%.sc | $(BUILD_INTERMEDIATE_DIR)
 	@echo [$(<)]
 	$(SILENT) $(SHADERC) $(FS_FLAGS) --type fragment --depends -o $(@) -f $(<) --disasm
 	$(SILENT) cp $(@) $(BUILD_OUTPUT_DIR)/$(@F)
 
-$(BUILD_INTERMEDIATE_DIR)/cs_%.bin : $(SHADERS_DIR)cs_%.sc
+$(BUILD_INTERMEDIATE_DIR)/cs_%.bin : $(SHADERS_DIR)cs_%.sc | $(BUILD_INTERMEDIATE_DIR)
 	@echo [$(<)]
 	$(SILENT) $(SHADERC) $(CS_FLAGS) --type compute --depends -o $(@) -f $(<) --disasm
 	$(SILENT) cp $(@) $(BUILD_OUTPUT_DIR)/$(@F)