(wip) imgui backend

.gitignore

@@ -58,3 +58,6 @@ configure~
 build-android/principia/deps
 build-android/deps__
 __pycache__
+
+#imgui state
+imgui.ini

build-linux/Makefile.am

@@ -8,7 +8,8 @@ GLOBAL_FLAGS := -DGL_GLEXT_PROTOTYPES \
 				-DLUASOCKET_INET_PTON \
 				-D__STDC_FORMAT_MACROS=1 \
 				-DSDL_NO_COMPAT \
-				-DUNICODE
+				-DUNICODE \
+				-DPRINCIPIA_BACKEND_IMGUI
 
 GLOBAL_FLAGS += -I../src/tms/backends/linux/ \
 				-I../src/src/ -I../src/ -I/usr/include/ \
@@ -20,7 +21,8 @@ GLOBAL_FLAGS += -I../src/tms/backends/linux/ \
 				-I../src/include/ \
 				-I../src/gtk-undo \
 				${GTK_CFLAGS} \
-				-I../src/lua/
+				-I../src/lua/ \
+				-I../src/imgui -I../src/imgui/backends -I../src/imgui/misc/cpp
 
 principia_CFLAGS = ${GLOBAL_FLAGS} -std=gnu99
 principia_CXXFLAGS = ${GLOBAL_FLAGS}
@@ -116,6 +118,14 @@ principia_SOURCES = \
 ../src/luasocket/usocket.c \
 ../src/luasocket/unix.c \
 \
+../src/imgui/imgui.cpp \
+../src/imgui/imgui_demo.cpp \
+../src/imgui/imgui_draw.cpp \
+../src/imgui/imgui_tables.cpp \
+../src/imgui/imgui_widgets.cpp \
+../src/imgui/backends/imgui_impl_opengl3.cpp \
+../src/imgui/misc/cpp/imgui_stdlib.cpp \
+\
 ../src/src/fluid.cc \
 ../src/src/oilrig.cc \
 ../src/src/factory.cc \

build-windows/Makefile.am

@@ -11,7 +11,8 @@ GLOBAL_FLAGS := -DGL_GLEXT_PROTOTYPES \
 				-DUNICODE \
 				-DTMS_FAST_MATH \
 				-DTMS_BACKEND_WINDOWS \
-				-DTMS_BACKEND_PC
+				-DTMS_BACKEND_PC \
+                -DPRINCIPIA_BACKEND_IMGUI
 
 TMS_PATH = ../src/tms
 ROOT = ../
@@ -35,8 +36,8 @@ GLOBAL_FLAGS += -I../src/tms/backends/windows/ \
     -I/mingw64/include/harfbuzz \
     -I/mingw64/include/pango-1.0 \
     -I../src/gtk-undo \
-	-I../src/lua/ -I../src/include/
-
+	-I../src/lua/ -I../src/include/ \
+    -I../src/imgui -I../src/imgui/backends -I../src/imgui/misc/cpp
 
 principia_CFLAGS = ${GLOBAL_FLAGS} -std=gnu99
 
@@ -95,6 +96,14 @@ principia.rc \
 ../src/luasocket/udp.c \
 ../src/luasocket/wsocket.c \
 \
+../src/imgui/imgui.cpp \
+../src/imgui/imgui_demo.cpp \
+../src/imgui/imgui_draw.cpp \
+../src/imgui/imgui_tables.cpp \
+../src/imgui/imgui_widgets.cpp \
+../src/imgui/backends/imgui_impl_opengl3.cpp \
+../src/imgui/misc/cpp/imgui_stdlib.cpp \
+\
 ../src/tms/core/atlas.c \
 ../src/tms/core/backend.c \
 ../src/tms/core/batch3d.c \
@@ -376,4 +385,3 @@ principia.rc \
 	windres $^ -o $@
 %.o : %.rc
 	windres $^ -o $@
-

src/imgui/LICENSE.txt

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2014-2023 Omar Cornut
+
+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 THE
+AUTHORS OR COPYRIGHT HOLDERS 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.