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authormarha <marha@users.sourceforge.net>2014-03-12 16:40:50 +0100
committermarha <marha@users.sourceforge.net>2014-03-12 16:40:50 +0100
commitcd8b0d0de3fcb53f6d3ece8ce26d97aaab2c0914 (patch)
treec0863bb0ad967459374ace6668bf2e80e1f9b004 /xorg-server/glamor/glamor.c
parent3dd4b6420f686b0147d5b8136268cc63196e253b (diff)
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mesa xserver xkbcomp git update 12 Mar 2014
xserver commit 81a4952d3dcab9ca3a1ee399c773f5ac352036c4 xkbcomp commit d4e02a09258063c6d024c3ccd42d6b22212e6e18 mesa commit 2c886eba7820f7e3e965dd16b786b0a412d8ef11
Diffstat (limited to 'xorg-server/glamor/glamor.c')
-rw-r--r--xorg-server/glamor/glamor.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/xorg-server/glamor/glamor.c b/xorg-server/glamor/glamor.c
index fa753bb1a..e85617927 100644
--- a/xorg-server/glamor/glamor.c
+++ b/xorg-server/glamor/glamor.c
@@ -319,6 +319,19 @@ glamor_init(ScreenPtr screen, unsigned int flags)
gl_version = glamor_gl_get_version();
+ /* We'd like to require GL_ARB_map_buffer_range or
+ * GL_OES_map_buffer_range, since it offers more information to
+ * the driver than plain old glMapBuffer() or glBufferSubData().
+ * It's been supported on Mesa on the desktop since 2009 and on
+ * GLES2 since October 2012. It's supported on Apple's iOS
+ * drivers for SGX535 and A7, but apparently not on most Android
+ * devices (the OES extension spec wasn't released until June
+ * 2012).
+ *
+ * 82% of 0 A.D. players (desktop GL) submitting hardware reports
+ * have support for it, with most of the ones lacking it being on
+ * Windows with Intel 4-series (G45) graphics or older.
+ */
if (glamor_priv->gl_flavor == GLAMOR_GL_DESKTOP) {
if (gl_version < GLAMOR_GL_VERSION_ENCODE(1, 3)) {
ErrorF("Require OpenGL version 1.3 or later.\n");
@@ -340,6 +353,8 @@ glamor_init(ScreenPtr screen, unsigned int flags)
glamor_gl_has_extension("GL_MESA_pack_invert");
glamor_priv->has_fbo_blit =
glamor_gl_has_extension("GL_EXT_framebuffer_blit");
+ glamor_priv->has_buffer_storage =
+ glamor_gl_has_extension("GL_ARB_buffer_storage");
glGetIntegerv(GL_MAX_RENDERBUFFER_SIZE, &glamor_priv->max_fbo_size);
#ifdef MAX_FBO_SIZE
glamor_priv->max_fbo_size = MAX_FBO_SIZE;
@@ -426,6 +441,7 @@ glamor_init(ScreenPtr screen, unsigned int flags)
ps->DestroyPicture = glamor_destroy_picture;
glamor_init_composite_shaders(screen);
#endif
+ glamor_init_vbo(screen);
glamor_init_pixmap_fbo(screen);
glamor_init_solid_shader(screen);
glamor_init_tile_shader(screen);
@@ -465,6 +481,7 @@ glamor_release_screen_priv(ScreenPtr screen)
#ifdef RENDER
glamor_fini_composite_shaders(screen);
#endif
+ glamor_fini_vbo(screen);
glamor_fini_pixmap_fbo(screen);
glamor_fini_solid_shader(screen);
glamor_fini_tile_shader(screen);