3 files changed, 32 insertions, 3 deletions
diff --git a/mesalib/src/mesa/drivers/common/driverfuncs.c b/mesalib/src/mesa/drivers/common/driverfuncs.c
index 33da9346c..263d4025f 100644
--- a/mesalib/src/mesa/drivers/common/driverfuncs.c
+++ b/mesalib/src/mesa/drivers/common/driverfuncs.c
@@ -208,6 +208,7 @@ _mesa_init_driver_functions(struct dd_function_table *driver)
    driver->ProgramStringNotify = _tnl_program_string;
    driver->FlushVertices = NULL;
    driver->SaveFlushVertices = NULL;
+   driver->PrepareExecBegin = NULL;
    driver->NotifySaveBegin = NULL;
    driver->LightingSpaceChange = NULL;
 
diff --git a/mesalib/src/mesa/drivers/common/meta.c b/mesalib/src/mesa/drivers/common/meta.c
index 5b73dcdfb..c7bb93380 100644
--- a/mesalib/src/mesa/drivers/common/meta.c
+++ b/mesalib/src/mesa/drivers/common/meta.c
@@ -44,6 +44,7 @@
 #include "main/depth.h"
 #include "main/enable.h"
 #include "main/fbobject.h"
+#include "main/feedback.h"
 #include "main/formats.h"
 #include "main/image.h"
 #include "main/macros.h"
@@ -172,6 +173,11 @@ struct save_state
    struct gl_query_object *CondRenderQuery;
    GLenum CondRenderMode;
 
+   /** MESA_META_SELECT_FEEDBACK */
+   GLenum RenderMode;
+   struct gl_selection Select;
+   struct gl_feedback Feedback;
+
    /** Miscellaneous (always disabled) */
    GLboolean Lighting;
 };
@@ -273,7 +279,7 @@ struct decompress_state
 };
 
 
-#define MAX_META_OPS_DEPTH      2
+#define MAX_META_OPS_DEPTH      8
 /**
  * All per-context meta state.
  */
@@ -464,7 +470,7 @@ _mesa_meta_begin(struct gl_context *ctx, GLbitfield state)
 	 _mesa_reference_shader_program(ctx, &save->FragmentShader,
 					ctx->Shader.CurrentFragmentProgram);
 	 _mesa_reference_shader_program(ctx, &save->ActiveShader,
-					ctx->Shader.CurrentFragmentProgram);
+					ctx->Shader.ActiveProgram);
 
          _mesa_UseProgramObjectARB(0);
       }
@@ -608,6 +614,17 @@ _mesa_meta_begin(struct gl_context *ctx, GLbitfield state)
 	 _mesa_EndConditionalRender();
    }
 
+   if (state & MESA_META_SELECT_FEEDBACK) {
+      save->RenderMode = ctx->RenderMode;
+      if (ctx->RenderMode == GL_SELECT) {
+	 save->Select = ctx->Select; /* struct copy */
+	 _mesa_RenderMode(GL_RENDER);
+      } else if (ctx->RenderMode == GL_FEEDBACK) {
+	 save->Feedback = ctx->Feedback; /* struct copy */
+	 _mesa_RenderMode(GL_RENDER);
+      }
+   }
+
    /* misc */
    {
       save->Lighting = ctx->Light.Enabled;
@@ -893,6 +910,16 @@ _mesa_meta_end(struct gl_context *ctx)
 				      save->CondRenderMode);
    }
 
+   if (state & MESA_META_SELECT_FEEDBACK) {
+      if (save->RenderMode == GL_SELECT) {
+	 _mesa_RenderMode(GL_SELECT);
+	 ctx->Select = save->Select;
+      } else if (save->RenderMode == GL_FEEDBACK) {
+	 _mesa_RenderMode(GL_FEEDBACK);
+	 ctx->Feedback = save->Feedback;
+      }
+   }
+
    /* misc */
    if (save->Lighting) {
       _mesa_set_enable(ctx, GL_LIGHTING, GL_TRUE);
@@ -2942,7 +2969,7 @@ get_temp_image_type(struct gl_context *ctx, GLenum baseFormat)
    case GL_INTENSITY:
       if (ctx->DrawBuffer->Visual.redBits <= 8)
          return GL_UNSIGNED_BYTE;
-      else if (ctx->DrawBuffer->Visual.redBits <= 8)
+      else if (ctx->DrawBuffer->Visual.redBits <= 16)
          return GL_UNSIGNED_SHORT;
       else
          return GL_FLOAT;
diff --git a/mesalib/src/mesa/drivers/common/meta.h b/mesalib/src/mesa/drivers/common/meta.h
index 7ec568388..e0435a822 100644
--- a/mesalib/src/mesa/drivers/common/meta.h
+++ b/mesalib/src/mesa/drivers/common/meta.h
@@ -54,6 +54,7 @@
 #define MESA_META_CLAMP_VERTEX_COLOR    0x10000
 #define MESA_META_CONDITIONAL_RENDER    0x20000
 #define MESA_META_CLIP                  0x40000
+#define MESA_META_SELECT_FEEDBACK       0x80000
 /**\}*/
 
 extern void