From: Ian Romanick Date: Fri, 9 Sep 2011 21:07:54 +0000 (-0700) Subject: st/mesa: Remove support for GL_EXT_blend_logic_op X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3538bffa7287ebef5f2dc4d2e4491aaf6e68b09e;p=mesa.git st/mesa: Remove support for GL_EXT_blend_logic_op It was broken, and it isn't really useful anyway. Signed-off-by: Ian Romanick Reviewed-by: Roland Scheidegger Reviewed-by: Eric Anholt Reviewed-by: Marek Olšák Cc: Brian Paul --- diff --git a/src/mesa/state_tracker/st_atom_blend.c b/src/mesa/state_tracker/st_atom_blend.c index 4c9a2b95ac3..1ffc2f1b73f 100644 --- a/src/mesa/state_tracker/st_atom_blend.c +++ b/src/mesa/state_tracker/st_atom_blend.c @@ -200,15 +200,7 @@ update_blend( struct st_context *st ) num_state = ctx->Const.MaxDrawBuffers; blend->independent_blend_enable = 1; } - /* Note it is impossible to correctly deal with EXT_blend_logic_op and - EXT_draw_buffers2/EXT_blend_equation_separate at the same time. - These combinations would require support for per-rt logicop enables - and separate alpha/rgb logicop/blend support respectively. Neither - possible in gallium nor most hardware. Assume these combinations - don't happen. */ - if (ctx->Color.ColorLogicOpEnabled || - (ctx->Color.BlendEnabled && - ctx->Color.Blend[0].EquationRGB == GL_LOGIC_OP)) { + if (ctx->Color.ColorLogicOpEnabled) { /* logicop enabled */ blend->logicop_enable = 1; blend->logicop_func = translate_logicop(ctx->Color.LogicOp); diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index 722db8d774f..108d7aef15b 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -267,7 +267,6 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.EXT_blend_color = GL_TRUE; ctx->Extensions.EXT_blend_func_separate = GL_TRUE; - ctx->Extensions.EXT_blend_logic_op = GL_TRUE; ctx->Extensions.EXT_blend_minmax = GL_TRUE; ctx->Extensions.EXT_blend_subtract = GL_TRUE; ctx->Extensions.EXT_framebuffer_blit = GL_TRUE;