gdkgl should use shader version 1.50

Using version 1.20 with a forward compatible 3.2 core context is incorrect
since OpenGL 3.2 deprecates shader version 1.20 (See section E.2). The latest
fglrx drivers will not compile these shaders.

https://bugzilla.gnome.org/show_bug.cgi?id=744203

diff --git a/gdk/gdkgl.c b/gdk/gdkgl.c
index 4eff0a6ae38f1724280670221f5a71792e217fde..e497ccc910be051ac6a15b91e50e21604db6818a 100644 (file)
--- a/gdk/gdkgl.c
+++ b/gdk/gdkgl.c
@@ -147,7 +147,7 @@ static void
 use_texture_2d_program (GdkGLContextPaintData *paint_data)
 {
   const char *vertex_shader_code =
-    "#version 120\n"
+    "#version 150\n"
     "uniform sampler2D map;"
     "attribute vec2 position;\n"
     "attribute vec2 uv;\n"
@@ -157,7 +157,7 @@ use_texture_2d_program (GdkGLContextPaintData *paint_data)
     "  vUv = uv;\n"
     "}\n";
   const char *fragment_shader_code =
-    "#version 120\n"
+    "#version 150\n"
     "varying vec2 vUv;\n"
     "uniform sampler2D map;\n"
     "void main() {\n"
@@ -178,7 +178,7 @@ static void
 use_texture_rect_program (GdkGLContextPaintData *paint_data)
 {
   const char *vertex_shader_code =
-    "#version 120\n"
+    "#version 150\n"
     "uniform sampler2DRect map;"
     "attribute vec2 position;\n"
     "attribute vec2 uv;\n"
@@ -188,7 +188,7 @@ use_texture_rect_program (GdkGLContextPaintData *paint_data)
     "  vUv = uv;\n"
     "}\n";
   const char *fragment_shader_code =
-    "#version 120\n"
+    "#version 150\n"
     "varying vec2 vUv;\n"
     "uniform sampler2DRect map;\n"
     "void main() {\n"