meson: Add switch for texture float

Signed-off-by: Dylan Baker <dylanx.c.baker@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>

diff --git a/meson.build b/meson.build
index 02264aeed4ef3b0e66a9a033a139e3c1b552060c..54230a91ed5f1965dbd829a6581a02078412d858 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -37,6 +37,10 @@ with_vulkan_icd_dir = get_option('vulkan-icd-dir')
 with_tests = get_option('build-tests')
 with_valgrind = get_option('valgrind')
 with_asm = get_option('asm')
+if get_option('texture-float')
+  pre_args += '-DTEXTURE_FLOAT_ENABLED'
+  message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.')
+endif
 
 # XXX: yeah, do these
 with_appledri = false

diff --git a/meson_options.txt b/meson_options.txt
index abd5135742ac2cb04801100ac563c8dd1b8d13e3..e0a162a0b82c1b533f9750820e67a1d370000219 100644 (file)
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -52,3 +52,5 @@ option('valgrind', type : 'boolean', value : true,
        description : 'Build with valgrind support if possible')
 option('build-tests', type : 'boolean', value : false,
        description : 'Build unit tests. Currently this will build *all* unit tests, which may build more than expected.')
+option('texture-float', type : 'boolean', value : false,
+       description : 'Enable floating point textures and renderbuffers. This option may be patent encumbered, please read docs/patents.txt and consult with your lawyer before turning this on.')