i965: update MaxTextureRectSize to match PRMs and comply with OpenGL 4.1+

We were exposing 4096, but we can do up to 8192 in Gen4-6 and up to
16384 in gen7+. OpenGL 4.1+ requires at least 16384.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 2d91b37744a912027aa49f814d4ed70274a1f41c..157d8550de60e1706073bc3795b333a82a57a65a 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -503,7 +503,7 @@ brw_initialize_context_constants(struct brw_context *brw)
    ctx->Const.Max3DTextureLevels = 12; /* 2048 */
    ctx->Const.MaxArrayTextureLayers = brw->gen >= 7 ? 2048 : 512;
    ctx->Const.MaxTextureMbytes = 1536;
-   ctx->Const.MaxTextureRectSize = 1 << 12;
+   ctx->Const.MaxTextureRectSize = brw->gen >= 7 ? 16384 : 8192;
    ctx->Const.MaxTextureMaxAnisotropy = 16.0;
    ctx->Const.MaxTextureLodBias = 15.0;
    ctx->Const.StripTextureBorder = true;