1#
2# Copyright 2011-2020 Branimir Karadzic. All rights reserved.
3# License: http://www.opensource.org/licenses/BSD-2-Clause
4#
5
6THISDIR:=../../../../../../3rdparty/bgfx/scripts
7include $(THISDIR)/tools.mk
8
9# Define SHADERS_DIR if your shader files are in a different dir than the makefile including this.
10# Notice: If defined, SHADERS_DIR should end with dir slash '/'.
11# Example:
12#     SHADERS_DIR=shader_files/
13
14ifeq ($(SHADERS_DIR), "./")
15	SHADERS_DIR:=""
16endif
17
18ifndef TARGET
19.PHONY: all
20all:
21	@echo Usage: make TARGET=# [clean, all, rebuild]
22	@echo "  TARGET=0 (hlsl  - d3d9)"
23	@echo "  TARGET=1 (hlsl  - d3d11)"
24	@echo "  TARGET=2 (essl  - nacl)"
25	@echo "  TARGET=3 (essl  - android)"
26	@echo "  TARGET=4 (glsl)"
27	@echo "  TARGET=5 (metal)"
28	@echo "  TARGET=6 (pssl)"
29	@echo "  TARGET=7 (spriv)"
30	@echo "  VERBOSE=1 show build commands."
31else
32
33ifeq ($(TARGET), 0)
34VS_FLAGS=--platform windows -p vs_3_0 -O 3
35FS_FLAGS=--platform windows -p ps_3_0 -O 3
36SHADER_PATH=shaders/dx9/$(SHADERS_DIR)
37else
38ifeq ($(TARGET), 1)
39VS_FLAGS=--platform windows -p vs_4_0 -O 3
40FS_FLAGS=--platform windows -p ps_4_0 -O 3
41CS_FLAGS=--platform windows -p cs_5_0 -O 1
42SHADER_PATH=shaders/dx11/$(SHADERS_DIR)
43else
44ifeq ($(TARGET), 2)
45VS_FLAGS=--platform nacl
46FS_FLAGS=--platform nacl
47SHADER_PATH=shaders/essl/$(SHADERS_DIR)
48else
49ifeq ($(TARGET), 3)
50VS_FLAGS=--platform android
51FS_FLAGS=--platform android
52CS_FLAGS=--platform android
53SHADER_PATH=shaders/essl/$(SHADERS_DIR)
54else
55ifeq ($(TARGET), 4)
56VS_FLAGS=--platform linux -p 120
57FS_FLAGS=--platform linux -p 120
58CS_FLAGS=--platform linux -p 430
59SHADER_PATH=shaders/glsl/$(SHADERS_DIR)
60else
61ifeq ($(TARGET), 5)
62VS_FLAGS=--platform osx -p metal
63FS_FLAGS=--platform osx -p metal
64CS_FLAGS=--platform osx -p metal
65SHADER_PATH=shaders/metal/$(SHADERS_DIR)
66else
67ifeq ($(TARGET), 6)
68VS_FLAGS=--platform orbis -p pssl
69FS_FLAGS=--platform orbis -p pssl
70CS_FLAGS=--platform orbis -p pssl
71SHADER_PATH=shaders/pssl/$(SHADERS_DIR)
72else
73ifeq ($(TARGET), 7)
74VS_FLAGS=--platform linux -p spirv
75FS_FLAGS=--platform linux -p spirv
76CS_FLAGS=--platform linux -p spirv
77SHADER_PATH=shaders/spirv/$(SHADERS_DIR)
78endif
79endif
80endif
81endif
82endif
83endif
84endif
85endif
86
87THISDIR := $(dir $(lastword $(MAKEFILE_LIST)))
88VS_FLAGS+=-i "$(THISDIR)../src/;$(THISDIR)../examples/common/"
89FS_FLAGS+=-i "$(THISDIR)../src/;$(THISDIR)../examples/common/"
90CS_FLAGS+=-i "$(THISDIR)../src/;$(THISDIR)../examples/common/"
91
92BUILD_OUTPUT_DIR=$(addprefix ./, $(RUNTIME_DIR)/$(SHADER_PATH))
93BUILD_INTERMEDIATE_DIR=$(addprefix $(BUILD_DIR)/, $(SHADER_PATH))
94
95VS_SOURCES=$(notdir $(wildcard $(addprefix $(SHADERS_DIR), vs_*.sc)))
96VS_DEPS=$(addprefix $(BUILD_INTERMEDIATE_DIR)/,$(addsuffix .bin.d, $(basename $(notdir $(VS_SOURCES)))))
97
98FS_SOURCES=$(notdir $(wildcard $(addprefix $(SHADERS_DIR), fs_*.sc)))
99FS_DEPS=$(addprefix $(BUILD_INTERMEDIATE_DIR)/,$(addsuffix .bin.d, $(basename $(notdir $(FS_SOURCES)))))
100
101CS_SOURCES=$(notdir $(wildcard $(addprefix $(SHADERS_DIR), cs_*.sc)))
102CS_DEPS=$(addprefix $(BUILD_INTERMEDIATE_DIR)/,$(addsuffix .bin.d, $(basename $(notdir $(CS_SOURCES)))))
103
104VS_BIN = $(addprefix $(BUILD_INTERMEDIATE_DIR)/, $(addsuffix .bin, $(basename $(notdir $(VS_SOURCES)))))
105FS_BIN = $(addprefix $(BUILD_INTERMEDIATE_DIR)/, $(addsuffix .bin, $(basename $(notdir $(FS_SOURCES)))))
106CS_BIN = $(addprefix $(BUILD_INTERMEDIATE_DIR)/, $(addsuffix .bin, $(basename $(notdir $(CS_SOURCES)))))
107
108BIN = $(VS_BIN) $(FS_BIN)
109ASM = $(VS_ASM) $(FS_ASM)
110
111ifeq ($(TARGET), 1)
112BIN += $(CS_BIN)
113ASM += $(CS_ASM)
114else
115ifeq ($(TARGET), 3)
116BIN += $(CS_BIN)
117ASM += $(CS_ASM)
118else
119ifeq ($(TARGET), 4)
120BIN += $(CS_BIN)
121ASM += $(CS_ASM)
122endif
123endif
124endif
125
126$(BUILD_INTERMEDIATE_DIR)/vs_%.bin : $(SHADERS_DIR)vs_%.sc
127	@echo [$(<)]
128	$(SILENT) $(SHADERC) $(VS_FLAGS) --type vertex --depends -o $(@) -f $(<) --disasm
129	$(SILENT) cp $(@) $(BUILD_OUTPUT_DIR)/$(@F)
130
131$(BUILD_INTERMEDIATE_DIR)/fs_%.bin : $(SHADERS_DIR)fs_%.sc
132	@echo [$(<)]
133	$(SILENT) $(SHADERC) $(FS_FLAGS) --type fragment --depends -o $(@) -f $(<) --disasm
134	$(SILENT) cp $(@) $(BUILD_OUTPUT_DIR)/$(@F)
135
136$(BUILD_INTERMEDIATE_DIR)/cs_%.bin : $(SHADERS_DIR)cs_%.sc
137	@echo [$(<)]
138	$(SILENT) $(SHADERC) $(CS_FLAGS) --type compute --depends -o $(@) -f $(<) --disasm
139	$(SILENT) cp $(@) $(BUILD_OUTPUT_DIR)/$(@F)
140
141.PHONY: all
142all: dirs $(BIN)
143	@echo Target $(SHADER_PATH)
144
145.PHONY: clean
146clean:
147	@echo Cleaning...
148	@-rm -vf $(BIN)
149	@-$(call CMD_RMDIR,$(BUILD_INTERMEDIATE_DIR))
150
151.PHONY: dirs
152dirs:
153	@-$(call CMD_MKDIR,$(BUILD_INTERMEDIATE_DIR))
154	@-$(call CMD_MKDIR,$(BUILD_OUTPUT_DIR))
155
156.PHONY: rebuild
157rebuild: clean all
158
159endif # TARGET
160
161-include $(VS_DEPS)
162-include $(FS_DEPS)
163-include $(CS_DEPS)
164