Added option for ImGui recipe to build from a docking build and to provide backends to compile via options.

addons/gitbranch.py

@@ -71,7 +71,11 @@ def _git_recipe(env: Environment, globals: dict, repo_name, repo_url, cook_fn, v
     def _versions(env: Environment, update: bool = False, options: dict = {}):
         if 'ref' in options:
             return [(0, 0, 0)] # no versions if compiling from a branch
-        pattern = _tag_pattern(env)
+        pattern_signature = inspect.signature(_tag_pattern)
+        kwargs = {}
+        if 'options' in pattern_signature.parameters:
+            kwargs['options'] = options
+        pattern = _tag_pattern(env, **kwargs)
         if pattern:
             tags = env.GitTags(repo_name = _repo_name(env), remote_url = _repo_url(env), force_fetch=update)
             result = []
@@ -94,7 +98,11 @@ def _git_recipe(env: Environment, globals: dict, repo_name, repo_url, cook_fn, v
         if 'ref' in options:
             git_ref = options['ref']
         elif tag_fn:
-            git_ref = f'refs/tags/{tag_fn(version)}'
+            tag_signature = inspect.signature(tag_fn)
+            kwargs = {}
+            if 'options' in tag_signature.parameters:
+                kwargs['options'] = options
+            git_ref = f'refs/tags/{tag_fn(version, **kwargs)}'
         else:
             assert ref_fn
             git_ref = ref_fn(env, version)

recipes/imgui/recipe.py

@@ -3,7 +3,7 @@
 import re
 from SCons.Script import *
 
-def _git_cook(env: Environment, repo: dict) -> dict:
+def _git_cook(env: Environment, repo: dict, options: dict) -> dict:
     imgui_source_files = [
         os.path.join(repo['checkout_root'], 'imgui.cpp'),
         os.path.join(repo['checkout_root'], 'imgui_draw.cpp'),
@@ -11,28 +11,39 @@ def _git_cook(env: Environment, repo: dict) -> dict:
         os.path.join(repo['checkout_root'], 'imgui_widgets.cpp')
     ]
 
-    imgui_add_sources = []
     for backend in env.get('IMGUI_BACKENDS', []):
-        imgui_add_sources.append(f'backends/imgui_impl_{backend}.cpp')
+        imgui_source_files.append(os.path.join(repo['checkout_root'], 'backends', f'imgui_impl_{backend}.cpp'))
+    for backend in options.get('backends', []):
+        imgui_source_files.append(os.path.join(repo['checkout_root'], 'backends', f'imgui_impl_{backend}.cpp'))
 
     env.StaticLibrary(
         CPPPATH = [repo['checkout_root']],
         CPPDEFINES = ['IMGUI_IMPL_VULKAN_NO_PROTOTYPES=1'],
         target = env['LIB_DIR'] + '/imgui',
-        source = imgui_source_files,
-        add_source = imgui_add_sources
+        source = imgui_source_files
     )
     return {
         'CPPPATH': [repo['checkout_root']],
         'LIBS': [os.path.join(env['LIB_DIR'], env.LibFilename('imgui'))]
     }
 
+def _tag_pattern(env, options: dict):
+    if options.get('docking'):
+        return re.compile(r'^v([0-9]+)\.([0-9]+)\.([0-9]+)\-docking$')
+    else:
+        return re.compile(r'^v([0-9]+)\.([0-9]+)\.([0-9]+)$')
+
+def _tag_fn(version, options: dict) -> str:
+    if options.get('docking'):
+        return f'v{version[0]}.{version[1]}.{version[2]}-docking'
+    else:
+        return f'v{version[0]}.{version[1]}.{version[2]}'
 
 env.GitRecipe(
     globals = globals(),
     repo_name = 'imgui',
     repo_url = 'https://github.com/ocornut/imgui.git',
-    tag_pattern = re.compile(r'^v([0-9]+)\.([0-9]+)\.([0-9]+)$'),
-    tag_fn = lambda version: f'v{version[0]}.{version[1]}.{version[2]}',
+    tag_pattern = _tag_pattern,
+    tag_fn = _tag_fn,
     cook_fn = _git_cook
 )