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Diffstat (limited to 'docs/RELNOTES-5.1')
| -rw-r--r-- | docs/RELNOTES-5.1 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/docs/RELNOTES-5.1 b/docs/RELNOTES-5.1 index 95a4b8e109..2a1137b7f3 100644 --- a/docs/RELNOTES-5.1 +++ b/docs/RELNOTES-5.1 @@ -75,6 +75,24 @@ GL_IBM_multimode_draw_arrays GL_SUN_multi_draw_arrays An alias for GL_EXT_multi_draw_arrays, standard in OpenGL 1.4. +Faster glDrawPixels / glCopyPixels in X11 driver + If your X screen is 32bpp, glDrawPixels to the front color buffer will + be accelerated (via XPutImage()) if the image format is GL_BGRA and the + type is GL_UNSIGNED_BYTE. No raster operations, such as depth test, + blend, fog, etc. can be enabled. + + If your X screen is 16bpp, glDrawPixels to the front color buffer will + be accelerated (via XPutImage()) if the image format is GL_RGB and the + type is GL_UNSIGNED_SHORT_5_6_5. No raster operations, such as depth + test, blend, fog, etc. can be enabled. + + glCopyPixels() calls for the front color buffer will be accelerated + (via XCopyArea()) if no raster operations, such as depth test, blend, + fog, pixel zoom, etc. are enabled. + + The speed-up over typical software rendering is a factor of 10 for + glDrawPixels and 100 for glCopyPixels. + With the addition of GL_ARB_occlusion_query, GL_ARB_vertex_buffer_object, GL_ARB_texture_non_power_of_two and GL_EXT_shadow_funcs, Mesa 5.1 supports |