Mercurial > touhou

diff pytouhou/ui/opengl/backend.pyx @ 557:0f2af7552462

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Don’t hardcode GLSL version in our shaders, instead make them dependent on GL version.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Fri, 30 May 2014 16:40:36 +0200
parents c34b23e29d16
children 94725968dabb
line wrap: on
line diff
--- a/pytouhou/ui/opengl/backend.pyx
+++ b/pytouhou/ui/opengl/backend.pyx
@@ -11,7 +11,7 @@ GameRenderer = None
 
 
 def init(options):
-    global flavor, version, major, minor, double_buffer, is_legacy, GameRenderer
+    global flavor, version, major, minor, double_buffer, is_legacy, shader_header, GameRenderer
 
     flavor_name = options['flavor']
     assert flavor_name in ('core', 'es', 'compatibility', 'legacy')
@@ -29,6 +29,12 @@ def init(options):
 
     is_legacy = flavor_name == 'legacy'
 
+    try:
+        glsl_version = {'2.0': 110, '2.1': 120, '3.0': 130, '3.1': 140, '3.2': 150}[version]
+    except KeyError:
+        glsl_version = 100 * major + 10 * minor
+    shader_header = '#version %d\n' % glsl_version
+
     #TODO: check for framebuffer/renderbuffer support.
 
     from pytouhou.ui.opengl.gamerenderer import GameRenderer