From e279d182323f27aea2c5bf6074c5f2724f7cd812 Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Fri, 8 Jan 2010 14:08:02 +0100 Subject: r300g: add is_r400 flag r4xx has some additional fragment shader registers compared to r3xx. --- src/gallium/drivers/r300/r300_chipset.h | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'src/gallium/drivers/r300/r300_chipset.h') diff --git a/src/gallium/drivers/r300/r300_chipset.h b/src/gallium/drivers/r300/r300_chipset.h index 0633a8b8a7..2808486492 100644 --- a/src/gallium/drivers/r300/r300_chipset.h +++ b/src/gallium/drivers/r300/r300_chipset.h @@ -40,11 +40,18 @@ struct r300_capabilities { unsigned num_z_pipes; /* Whether or not TCL is physically present */ boolean has_tcl; + /* Whether or not this is R400. The differences compared to their R3xx + * cousins are: + * - Extended fragment shader registers + * - Blend LTE/GTE thresholds */ + boolean is_r400; /* Whether or not this is an RV515 or newer; R500s have many differences * that require extra consideration, compared to their R3xx cousins: * - Extra bit of width and height on texture sizes * - Blend color is split across two registers - * - Universal Shader (US) block used for fragment shaders */ + * - Blend LTE/GTE thresholds + * - Universal Shader (US) block used for fragment shaders + * - FP16 blending and multisampling */ boolean is_r500; /* Whether or not the second pixel pipe is accessed with the high bit */ boolean high_second_pipe; -- cgit v1.2.3