build: featurize renderer options

This commit is contained in:
Andrei Alexeyev 2022-12-17 07:36:28 +01:00
parent a345f21b35
commit 7ce6f23419
No known key found for this signature in database
GPG key ID: 72D26128040B9690
2 changed files with 73 additions and 37 deletions

View file

@ -123,36 +123,40 @@ option(
option(
'r_default',
type : 'combo',
choices : ['gl33', 'gles20', 'gles30', 'null'],
choices : ['auto', 'gl33', 'gles20', 'gles30', 'null'],
description : 'Which rendering backend to use by default'
)
option(
'r_gl33',
type : 'boolean',
value : true,
type : 'feature',
value : 'auto',
deprecated : {'true' : 'enabled', 'false' : 'disabled'},
description : 'Build the OpenGL 3.3 Core renderer'
)
option(
'r_gles20',
type : 'boolean',
value : false,
type : 'feature',
value : 'disabled',
deprecated : {'true' : 'enabled', 'false' : 'disabled'},
description : 'Build the OpenGL ES 2.0 renderer (incomplete)'
)
option(
'r_gles30',
type : 'boolean',
value : false,
type : 'feature',
value : 'auto',
deprecated : {'true' : 'enabled', 'false' : 'disabled'},
description : 'Build the OpenGL ES 3.0 renderer'
)
option(
'r_null',
type : 'boolean',
value : true,
description : 'Build the no-op renderer (nothing is displayed)'
type : 'feature',
value : 'auto',
deprecated : {'true' : 'enabled', 'false' : 'disabled'},
description : 'Build the no-op renderer (nothing is displayed). Required for --verify-replay to work properly'
)
option(

View file

@ -1,3 +1,43 @@
subdir('common')
renderer_opts = {
'gl33' : get_option('r_gl33').require(
host_machine.system() not in ['nx', 'emscripten'],
error_message : 'OpenGL 3.3 is not supported on this platform'),
'gles20' : get_option('r_gles20').disable_auto_if(not shader_transpiler_enabled),
'gles30' : get_option('r_gles30').disable_auto_if(
not (shader_transpiler_enabled or transpile_glsl)),
'null' : get_option('r_null'),
}
default_renderer = get_option('r_default')
renderers_prio = ['gl33', 'gles30', 'gles20']
if default_renderer == 'auto'
foreach renderer : renderers_prio
if renderer_opts[renderer].allowed()
default_renderer = renderer
break
endif
endforeach
if default_renderer == 'auto'
renderers_prio_opts = []
foreach renderer : renderers_prio
renderers_prio_opts + f'r_@renderer@'
endforeach
renderers_prio_opts = ', '.join(renderers_prio_opts)
error('Could not pick a default renderer. ' +
f'Make sure you have at least one of @renderers_prio_opts@ enabled, ' +
'or force r_default=null if you really mean it.')
endif
endif
assert(renderer_opts[default_renderer].allowed(),
f'Default renderer @default_renderer@ is not enabled')
modules = [
'gl33',
'gles20',
@ -5,18 +45,10 @@ modules = [
'null',
]
if ['nx', 'emscripten'].contains(host_machine.system())
forced_renderer = 'gles30'
else
forced_renderer = ''
endif
default_renderer = (forced_renderer == '') ? get_option('r_default') : forced_renderer
static_gles30 = (host_machine.system() == 'emscripten')
if forced_renderer == '' and not get_option('r_@0@'.format(default_renderer))
error('Default renderer \'@0@\' is not enabled. Enable it with -Dr_@0@=true, or set r_default to something else.'.format(default_renderer))
endif
static_gles30 = (
renderer_opts['gles30'].allowed() and
host_machine.system() == 'emscripten'
)
renderer_src = files(
'api.c',
@ -27,7 +59,6 @@ enabled_renderers = []
# NOTE: Order matters here.
subdir('null')
subdir('common')
subdir('glcommon')
subdir('gl33')
subdir('glescommon')
@ -38,15 +69,14 @@ included_deps = []
needed_deps = ['common']
r_macro = []
foreach m : modules
should_include = (forced_renderer == '') ? get_option('r_@0@'.format(m)) : (m == forced_renderer)
if should_include
renderer_src += get_variable('r_@0@_src'.format(m))
r_macro += ['R(@0@)'.format(m)]
enabled_renderers += [m]
needed_deps += get_variable('r_@0@_deps'.format(m))
included_deps += [m]
renderer_deps += get_variable('r_@0@_libdeps'.format(m))
foreach renderer, ropt : renderer_opts
if ropt.allowed()
renderer_src += get_variable(f'r_@renderer@_src')
r_macro += f'R(@renderer@)'
enabled_renderers += renderer
needed_deps += get_variable(f'r_@renderer@_deps')
included_deps += renderer
renderer_deps += get_variable(f'r_@renderer@_libdeps')
endif
endforeach
@ -62,9 +92,11 @@ r_macro = ' '.join(r_macro)
config.set('TAISEI_BUILDCONF_RENDERER_BACKENDS', r_macro)
config.set_quoted('TAISEI_BUILDCONF_RENDERER_DEFAULT', default_renderer)
if angle_enabled
assert(
enabled_renderers.contains('gles30') or enabled_renderers.contains('gles20'),
'An OpenGL ES renderer is required to use ANGLE. Enable r_gles30 or r_gles20, or disable install_angle.'
)
have_gles_renderer = (
renderer_opts['gles30'].allowed() or
renderer_opts['gles20'].allowed())
if angle_enabled and not have_gles_renderer
error('An OpenGL ES renderer is required to use ANGLE. ' +
'Enable r_gles30 or r_gles20, or disable install_angle.')
endif