mesa: add indirect drawing buffer parameter to draw functions

Split from patch implementing ARB_draw_indirect.

v2: Const-qualify the struct gl_buffer_object *indirect argument.
v3: Fix up some more draw calls for new argument.
v4: Fix up rebase conflicts in i965.
v5: Undo const-qualification

Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>

18 files changed, 39 insertions, 27 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c
index 1da45df4aba..eeee5430474 100644
--- a/src/mesa/drivers/dri/i965/brw_draw.c
+++ b/src/mesa/drivers/dri/i965/brw_draw.c
@@ -463,7 +463,8 @@ void brw_draw_prims( struct gl_context *ctx,
 		     GLboolean index_bounds_valid,
 		     GLuint min_index,
 		     GLuint max_index,
-		     struct gl_transform_feedback_object *unused_tfb_object)
+		     struct gl_transform_feedback_object *unused_tfb_object,
+		     struct gl_buffer_object *indirect )
 {
    struct brw_context *brw = brw_context(ctx);
    const struct gl_client_array **arrays = ctx->Array._DrawArrays;
diff --git a/src/mesa/drivers/dri/i965/brw_draw.h b/src/mesa/drivers/dri/i965/brw_draw.h
index fb96813b70f..119d6f16f7e 100644
--- a/src/mesa/drivers/dri/i965/brw_draw.h
+++ b/src/mesa/drivers/dri/i965/brw_draw.h
@@ -41,7 +41,8 @@ void brw_draw_prims( struct gl_context *ctx,
 		     GLboolean index_bounds_valid,
 		     GLuint min_index,
 		     GLuint max_index,
-		     struct gl_transform_feedback_object *unused_tfb_object);
+		     struct gl_transform_feedback_object *unused_tfb_object,
+		     struct gl_buffer_object *indirect );
 
 void brw_draw_init( struct brw_context *brw );
 void brw_draw_destroy( struct brw_context *brw );
diff --git a/src/mesa/drivers/dri/i965/brw_primitive_restart.c b/src/mesa/drivers/dri/i965/brw_primitive_restart.c
index 2ee6055032e..a1311510daf 100644
--- a/src/mesa/drivers/dri/i965/brw_primitive_restart.c
+++ b/src/mesa/drivers/dri/i965/brw_primitive_restart.c
@@ -169,7 +169,7 @@ brw_handle_primitive_restart(struct gl_context *ctx,
       /* Cut index should work for primitive restart, so use it
        */
       brw->prim_restart.enable_cut_index = true;
-      brw_draw_prims(ctx, prims, nr_prims, ib, GL_FALSE, -1, -1, NULL);
+      brw_draw_prims(ctx, prims, nr_prims, ib, GL_FALSE, -1, -1, NULL, NULL);
       brw->prim_restart.enable_cut_index = false;
    } else {
       /* Not all the primitive draw modes are supported by the cut index,
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_vbo_t.c b/src/mesa/drivers/dri/nouveau/nouveau_vbo_t.c
index 436db328eed..dff947aa028 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_vbo_t.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_vbo_t.c
@@ -222,7 +222,8 @@ TAG(vbo_render_prims)(struct gl_context *ctx,
 		      const struct _mesa_index_buffer *ib,
 		      GLboolean index_bounds_valid,
 		      GLuint min_index, GLuint max_index,
-		      struct gl_transform_feedback_object *tfb_vertcount);
+		      struct gl_transform_feedback_object *tfb_vertcount,
+		      struct gl_buffer_object *indirect);
 
 static GLboolean
 vbo_maybe_split(struct gl_context *ctx, const struct gl_client_array **arrays,
@@ -453,7 +454,8 @@ TAG(vbo_render_prims)(struct gl_context *ctx,
 		      const struct _mesa_index_buffer *ib,
 		      GLboolean index_bounds_valid,
 		      GLuint min_index, GLuint max_index,
-		      struct gl_transform_feedback_object *tfb_vertcount)
+		      struct gl_transform_feedback_object *tfb_vertcount,
+		      struct gl_buffer_object *indirect)
 {
 	struct nouveau_render_state *render = to_render_state(ctx);
 	const struct gl_client_array **arrays = ctx->Array._DrawArrays;
@@ -489,7 +491,8 @@ TAG(vbo_check_render_prims)(struct gl_context *ctx,
 			    const struct _mesa_index_buffer *ib,
 			    GLboolean index_bounds_valid,
 			    GLuint min_index, GLuint max_index,
-			    struct gl_transform_feedback_object *tfb_vertcount)
+			    struct gl_transform_feedback_object *tfb_vertcount,
+			    struct gl_buffer_object *indirect)
 {
 	struct nouveau_context *nctx = to_nouveau_context(ctx);
 
@@ -498,12 +501,12 @@ TAG(vbo_check_render_prims)(struct gl_context *ctx,
 	if (nctx->fallback == HWTNL)
 		TAG(vbo_render_prims)(ctx, prims, nr_prims, ib,
 				      index_bounds_valid, min_index, max_index,
-				      tfb_vertcount);
+				      tfb_vertcount, indirect);
 
 	if (nctx->fallback == SWTNL)
 		_tnl_vbo_draw_prims(ctx, prims, nr_prims, ib,
 				    index_bounds_valid, min_index, max_index,
-				    tfb_vertcount);
+				    tfb_vertcount, indirect);
 }
 
 void
diff --git a/src/mesa/state_tracker/st_cb_rasterpos.c b/src/mesa/state_tracker/st_cb_rasterpos.c
index 26a55909d5a..420dc5fc9e8 100644
--- a/src/mesa/state_tracker/st_cb_rasterpos.c
+++ b/src/mesa/state_tracker/st_cb_rasterpos.c
@@ -254,7 +254,7 @@ st_RasterPos(struct gl_context *ctx, const GLfloat v[4])
     * st_feedback_draw_vbo doesn't check for that flag. */
    ctx->Array._DrawArrays = rs->arrays;
    st_feedback_draw_vbo(ctx, &rs->prim, 1, NULL, GL_TRUE, 0, 1,
-                        NULL);
+                        NULL, NULL);
    ctx->Array._DrawArrays = saved_arrays;
 
    /* restore draw's rasterization stage depending on rendermode */
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c
index 51bb23807e8..ef0a60732bc 100644
--- a/src/mesa/state_tracker/st_draw.c
+++ b/src/mesa/state_tracker/st_draw.c
@@ -195,7 +195,8 @@ st_draw_vbo(struct gl_context *ctx,
 	    GLboolean index_bounds_valid,
             GLuint min_index,
             GLuint max_index,
-            struct gl_transform_feedback_object *tfb_vertcount)
+            struct gl_transform_feedback_object *tfb_vertcount,
+            struct gl_buffer_object *indirect)
 {
    struct st_context *st = st_context(ctx);
    struct pipe_index_buffer ibuffer = {0};
diff --git a/src/mesa/state_tracker/st_draw.h b/src/mesa/state_tracker/st_draw.h
index 394473b20d5..9c4d6cbba96 100644
--- a/src/mesa/state_tracker/st_draw.h
+++ b/src/mesa/state_tracker/st_draw.h
@@ -55,7 +55,8 @@ st_draw_vbo(struct gl_context *ctx,
 	    GLboolean index_bounds_valid,
             GLuint min_index,
             GLuint max_index,
-            struct gl_transform_feedback_object *tfb_vertcount);
+            struct gl_transform_feedback_object *tfb_vertcount,
+            struct gl_buffer_object *indirect);
 
 extern void
 st_feedback_draw_vbo(struct gl_context *ctx,
@@ -65,7 +66,8 @@ st_feedback_draw_vbo(struct gl_context *ctx,
 		     GLboolean index_bounds_valid,
                      GLuint min_index,
                      GLuint max_index,
-                     struct gl_transform_feedback_object *tfb_vertcount);
+                     struct gl_transform_feedback_object *tfb_vertcount,
+                     struct gl_buffer_object *indirect);
 
 /**
  * When drawing with VBOs, the addresses specified with
diff --git a/src/mesa/state_tracker/st_draw_feedback.c b/src/mesa/state_tracker/st_draw_feedback.c
index 1ac9585e7d5..f5566446f42 100644
--- a/src/mesa/state_tracker/st_draw_feedback.c
+++ b/src/mesa/state_tracker/st_draw_feedback.c
@@ -116,7 +116,8 @@ st_feedback_draw_vbo(struct gl_context *ctx,
 		     GLboolean index_bounds_valid,
                      GLuint min_index,
                      GLuint max_index,
-                     struct gl_transform_feedback_object *tfb_vertcount)
+                     struct gl_transform_feedback_object *tfb_vertcount,
+                     struct gl_buffer_object *indirect)
 {
    struct st_context *st = st_context(ctx);
    struct pipe_context *pipe = st->pipe;
diff --git a/src/mesa/tnl/t_draw.c b/src/mesa/tnl/t_draw.c
index 637ac6f9cfb..d6b09005e83 100644
--- a/src/mesa/tnl/t_draw.c
+++ b/src/mesa/tnl/t_draw.c
@@ -415,7 +415,8 @@ void _tnl_vbo_draw_prims(struct gl_context *ctx,
 			 GLboolean index_bounds_valid,
 			 GLuint min_index,
 			 GLuint max_index,
-			 struct gl_transform_feedback_object *tfb_vertcount)
+			 struct gl_transform_feedback_object *tfb_vertcount,
+			 struct gl_buffer_object *indirect)
 {
    const struct gl_client_array **arrays = ctx->Array._DrawArrays;
 
diff --git a/src/mesa/tnl/tnl.h b/src/mesa/tnl/tnl.h
index 162b7abd735..86ef5057e87 100644
--- a/src/mesa/tnl/tnl.h
+++ b/src/mesa/tnl/tnl.h
@@ -92,7 +92,8 @@ _tnl_vbo_draw_prims( struct gl_context *ctx,
 		     GLboolean index_bounds_valid,
 		     GLuint min_index,
 		     GLuint max_index,
-		     struct gl_transform_feedback_object *tfb_vertcount );
+		     struct gl_transform_feedback_object *tfb_vertcount,
+		     struct gl_buffer_object *indirect );
 
 extern void
 _tnl_RasterPos(struct gl_context *ctx, const GLfloat vObj[4]);
diff --git a/src/mesa/vbo/vbo.h b/src/mesa/vbo/vbo.h
index c4472e9c2eb..827917fc37f 100644
--- a/src/mesa/vbo/vbo.h
+++ b/src/mesa/vbo/vbo.h
@@ -89,7 +89,8 @@ typedef void (*vbo_draw_func)( struct gl_context *ctx,
 			       GLboolean index_bounds_valid,
 			       GLuint min_index,
 			       GLuint max_index,
-			       struct gl_transform_feedback_object *tfb_vertcount );
+			       struct gl_transform_feedback_object *tfb_vertcount,
+			       struct gl_buffer_object *indirect );
 
 
 
diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c
index d72382376bd..a2c0c7d8f31 100644
--- a/src/mesa/vbo/vbo_exec_array.c
+++ b/src/mesa/vbo/vbo_exec_array.c
@@ -583,7 +583,7 @@ vbo_handle_primitive_restart(struct gl_context *ctx,
    } else {
       /* Call driver directly for draw_prims */
       vbo->draw_prims(ctx, prim, nr_prims, ib,
-                      index_bounds_valid, min_index, max_index, NULL);
+                      index_bounds_valid, min_index, max_index, NULL, NULL);
    }
 }
 
@@ -648,7 +648,7 @@ vbo_draw_arrays(struct gl_context *ctx, GLenum mode, GLint start,
          /* draw one or two prims */
          check_buffers_are_unmapped(exec->array.inputs);
          vbo->draw_prims(ctx, prim, primCount, NULL,
-                         GL_TRUE, start, start + count - 1, NULL);
+                         GL_TRUE, start, start + count - 1, NULL, NULL);
       }
    }
    else {
@@ -659,7 +659,7 @@ vbo_draw_arrays(struct gl_context *ctx, GLenum mode, GLint start,
       check_buffers_are_unmapped(exec->array.inputs);
       vbo->draw_prims(ctx, prim, 1, NULL,
                       GL_TRUE, start, start + count - 1,
-                      NULL);
+                      NULL, NULL);
    }
 
    if (MESA_DEBUG_FLAGS & DEBUG_ALWAYS_FLUSH) {
@@ -1490,7 +1490,7 @@ vbo_draw_transform_feedback(struct gl_context *ctx, GLenum mode,
 
    check_buffers_are_unmapped(exec->array.inputs);
    vbo->draw_prims(ctx, prim, 1, NULL,
-                   GL_TRUE, 0, 0, obj);
+                   GL_TRUE, 0, 0, obj, NULL);
 
    if (MESA_DEBUG_FLAGS & DEBUG_ALWAYS_FLUSH) {
       _mesa_flush(ctx);
diff --git a/src/mesa/vbo/vbo_exec_draw.c b/src/mesa/vbo/vbo_exec_draw.c
index 1075bd5d4c6..a96502ffbeb 100644
--- a/src/mesa/vbo/vbo_exec_draw.c
+++ b/src/mesa/vbo/vbo_exec_draw.c
@@ -403,7 +403,7 @@ vbo_exec_vtx_flush(struct vbo_exec_context *exec, GLboolean keepUnmapped)
 				       GL_TRUE,
 				       0,
 				       exec->vtx.vert_count - 1,
-				       NULL);
+				       NULL, NULL);
 
 	 /* If using a real VBO, get new storage -- unless asked not to.
           */
diff --git a/src/mesa/vbo/vbo_primitive_restart.c b/src/mesa/vbo/vbo_primitive_restart.c
index 418f8829d9b..e5c93ac6dfc 100644
--- a/src/mesa/vbo/vbo_primitive_restart.c
+++ b/src/mesa/vbo/vbo_primitive_restart.c
@@ -214,11 +214,11 @@ vbo_sw_primitive_restart(struct gl_context *ctx,
                 (temp_prim.count == sub_prim->count)) {
                draw_prims_func(ctx, &temp_prim, 1, ib,
                                GL_TRUE, sub_prim->min_index, sub_prim->max_index,
-                               NULL);
+                               NULL, NULL);
             } else {
                draw_prims_func(ctx, &temp_prim, 1, ib,
                                GL_FALSE, -1, -1,
-                               NULL);
+                               NULL, NULL);
             }
          }
          if (sub_end_index >= end_index) {
diff --git a/src/mesa/vbo/vbo_rebase.c b/src/mesa/vbo/vbo_rebase.c
index e8258727b2d..f63c473752b 100644
--- a/src/mesa/vbo/vbo_rebase.c
+++ b/src/mesa/vbo/vbo_rebase.c
@@ -237,7 +237,7 @@ void vbo_rebase_prims( struct gl_context *ctx,
 	 GL_TRUE,
 	 0, 
 	 max_index - min_index,
-	 NULL );
+	 NULL, NULL );
 
    ctx->Array._DrawArrays = saved_arrays;
    ctx->NewDriverState |= ctx->DriverFlags.NewArray;
diff --git a/src/mesa/vbo/vbo_save_draw.c b/src/mesa/vbo/vbo_save_draw.c
index b4c91763095..e961c1d5c26 100644
--- a/src/mesa/vbo/vbo_save_draw.c
+++ b/src/mesa/vbo/vbo_save_draw.c
@@ -313,7 +313,7 @@ vbo_save_playback_vertex_list(struct gl_context *ctx, void *data)
                                       GL_TRUE,
                                       0,    /* Node is a VBO, so this is ok */
                                       node->count - 1,
-                                      NULL);
+                                      NULL, NULL);
       }
    }
 
diff --git a/src/mesa/vbo/vbo_split_copy.c b/src/mesa/vbo/vbo_split_copy.c
index 2175c8ac734..9e391a3ed2d 100644
--- a/src/mesa/vbo/vbo_split_copy.c
+++ b/src/mesa/vbo/vbo_split_copy.c
@@ -201,7 +201,7 @@ flush( struct copy_context *copy )
 	       GL_TRUE,
 	       0,
 	       copy->dstbuf_nr - 1,
-	       NULL );
+	       NULL, NULL );
 
    ctx->Array._DrawArrays = saved_arrays;
    ctx->NewDriverState |= ctx->DriverFlags.NewArray;
diff --git a/src/mesa/vbo/vbo_split_inplace.c b/src/mesa/vbo/vbo_split_inplace.c
index d0442970706..de00fc86ee0 100644
--- a/src/mesa/vbo/vbo_split_inplace.c
+++ b/src/mesa/vbo/vbo_split_inplace.c
@@ -94,7 +94,7 @@ static void flush_vertex( struct split_context *split )
 	       !split->ib,
 	       split->min_index,
 	       split->max_index,
-	       NULL);
+	       NULL, NULL);
 
    ctx->Array._DrawArrays = saved_arrays;
    ctx->NewDriverState |= ctx->DriverFlags.NewArray;