gallium: set PIPE_MAX_SAMPLERS to 18

For drivers that use higher slots not to crash in tgsi_shader_info.

Reviewed-by: Glenn Kennard <glenn.kennard@gmail.com>
Reviewed-by: Brian Paul <brianp@vmware.com>

diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h
index 43bc48bd336019f938f0ed4b33c73cb552076e6b..e15860c4ca75947f7816d0b52203f14d9dc4261d 100644 (file)
--- a/src/gallium/include/pipe/p_state.h
+++ b/src/gallium/include/pipe/p_state.h
@@ -57,7 +57,7 @@ extern "C" {
 #define PIPE_MAX_CLIP_PLANES       8
 #define PIPE_MAX_COLOR_BUFS        8
 #define PIPE_MAX_CONSTANT_BUFFERS 32
-#define PIPE_MAX_SAMPLERS         16
+#define PIPE_MAX_SAMPLERS         18 /* 16 public + 2 driver internal */
 #define PIPE_MAX_SHADER_INPUTS    32
 #define PIPE_MAX_SHADER_OUTPUTS   48 /* 32 GENERICs + POS, PSIZE, FOG, etc. */
 #define PIPE_MAX_SHADER_SAMPLER_VIEWS 32