fontconfig libX11 libfontenc mesa pixman xserver git update 30 Apr 2012

5 files changed, 55 insertions, 14 deletions

diff --git a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
index 5e078a85e..9a3f22465 100644
--- a/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/mesalib/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -1509,7 +1509,15 @@ st_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy,
    readY = srcy;
    readW = width;
    readH = height;
-   _mesa_clip_readpixels(ctx, &readX, &readY, &readW, &readH, &pack);
+   if (!_mesa_clip_readpixels(ctx, &readX, &readY, &readW, &readH, &pack)) {
+      /* The source region is completely out of bounds.  Do nothing.
+       * The GL spec says "Results of copies from outside the window,
+       * or from regions of the window that are not exposed, are
+       * hardware dependent and undefined."
+       */
+      return;
+   }
+
    readW = MAX2(0, readW);
    readH = MAX2(0, readH);
 
diff --git a/mesalib/src/mesa/state_tracker/st_context.c b/mesalib/src/mesa/state_tracker/st_context.c
index 0245fd92b..19d9da131 100644
--- a/mesalib/src/mesa/state_tracker/st_context.c
+++ b/mesalib/src/mesa/state_tracker/st_context.c
@@ -65,6 +65,7 @@
 #include "util/u_inlines.h"
 #include "util/u_upload_mgr.h"
 #include "cso_cache/cso_context.h"
+#include "util/u_vbuf.h"
 
 
 DEBUG_GET_ONCE_BOOL_OPTION(mesa_mvp_dp4, "MESA_MVP_DP4", FALSE)
@@ -111,6 +112,29 @@ st_get_msaa(void)
 }
 
 
+static void st_init_vbuf(struct st_context *st)
+{
+   struct u_vbuf_caps caps;
+
+   u_vbuf_get_caps(st->pipe->screen, &caps);
+
+   /* Create u_vbuf if there is anything unsupported. */
+   if (!caps.buffer_offset_unaligned ||
+       !caps.buffer_stride_unaligned ||
+       !caps.velem_src_offset_unaligned ||
+       !caps.format_fixed32 ||
+       !caps.format_float16 ||
+       !caps.format_float64 ||
+       !caps.format_norm32 ||
+       !caps.format_scaled32 ||
+       !caps.user_vertex_buffers) {
+      /* XXX user vertex buffers are always uploaded regardless of the CAP. */
+      st->vbuf = u_vbuf_create(st->pipe, &caps);
+      cso_install_vbuf(st->cso_context, st->vbuf);
+   }
+}
+
+
 static struct st_context *
 st_create_context_priv( struct gl_context *ctx, struct pipe_context *pipe )
 {
@@ -134,6 +158,7 @@ st_create_context_priv( struct gl_context *ctx, struct pipe_context *pipe )
    st->uploader = u_upload_create(st->pipe, 65536, 4, PIPE_BIND_VERTEX_BUFFER);
    st->cso_context = cso_create_context(pipe);
 
+   st_init_vbuf(st);
    st_init_atoms( st );
    st_init_bitmap(st);
    st_init_clear(st);
@@ -245,6 +270,7 @@ static void st_destroy_context_priv( struct st_context *st )
 void st_destroy_context( struct st_context *st )
 {
    struct pipe_context *pipe = st->pipe;
+   struct u_vbuf *vbuf = st->vbuf;
    struct cso_context *cso = st->cso_context;
    struct gl_context *ctx = st->ctx;
    GLuint i;
@@ -275,7 +301,13 @@ void st_destroy_context( struct st_context *st )
 
    _mesa_free_context_data(ctx);
 
+   /* This will free the st_context too, so 'st' must not be accessed
+    * afterwards. */
    st_destroy_context_priv(st);
+   st = NULL;
+
+   if (vbuf)
+      u_vbuf_destroy(vbuf);
 
    cso_destroy_context(cso);
 
diff --git a/mesalib/src/mesa/state_tracker/st_context.h b/mesalib/src/mesa/state_tracker/st_context.h
index e3d65d97a..3ec98ada1 100644
--- a/mesalib/src/mesa/state_tracker/st_context.h
+++ b/mesalib/src/mesa/state_tracker/st_context.h
@@ -41,6 +41,7 @@ struct gen_mipmap_state;
 struct st_context;
 struct st_fragment_program;
 struct u_upload_mgr;
+struct u_vbuf;
 
 
 #define ST_NEW_MESA                    (1 << 0) /* Mesa state has changed */
@@ -73,6 +74,8 @@ struct st_context
    struct pipe_context *pipe;
 
    struct u_upload_mgr *uploader;
+   struct u_vbuf *vbuf;
+
    struct draw_context *draw;  /**< For selection/feedback/rastpos only */
    struct draw_stage *feedback_stage;  /**< For GL_FEEDBACK rendermode */
    struct draw_stage *selection_stage;  /**< For GL_SELECT rendermode */
diff --git a/mesalib/src/mesa/state_tracker/st_draw.c b/mesalib/src/mesa/state_tracker/st_draw.c
index 0a35ab2be..edab76bf5 100644
--- a/mesalib/src/mesa/state_tracker/st_draw.c
+++ b/mesalib/src/mesa/state_tracker/st_draw.c
@@ -795,7 +795,8 @@ find_sub_primitives(const void *elements, unsigned element_size,
  * sub-primitives.
  */
 static void
-handle_fallback_primitive_restart(struct pipe_context *pipe,
+handle_fallback_primitive_restart(struct cso_context *cso,
+                                  struct pipe_context *pipe,
                                   const struct _mesa_index_buffer *ib,
                                   struct pipe_index_buffer *ibuffer,
                                   struct pipe_draw_info *orig_info)
@@ -851,7 +852,7 @@ handle_fallback_primitive_restart(struct pipe_context *pipe,
          info.start = sub_prims[i].start;
          info.count = sub_prims[i].count;
          if (u_trim_pipe_prim(info.mode, &info.count)) {
-            pipe->draw_vbo(pipe, &info);
+            cso_draw_vbo(cso, &info);
          }
       }
    }
@@ -1075,7 +1076,7 @@ st_draw_vbo(struct gl_context *ctx,
    }
 
    setup_index_buffer(ctx, ib, &ibuffer);
-   pipe->set_index_buffer(pipe, &ibuffer);
+   cso_set_index_buffer(st->cso_context, &ibuffer);
 
    util_draw_init_info(&info);
    if (ib) {
@@ -1110,20 +1111,21 @@ st_draw_vbo(struct gl_context *ctx,
       }
 
       if (info.count_from_stream_output) {
-         pipe->draw_vbo(pipe, &info);
+         cso_draw_vbo(st->cso_context, &info);
       }
       else if (info.primitive_restart) {
          if (st->sw_primitive_restart) {
             /* Handle primitive restart for drivers that doesn't support it */
-            handle_fallback_primitive_restart(pipe, ib, &ibuffer, &info);
+            handle_fallback_primitive_restart(st->cso_context, pipe, ib,
+                                              &ibuffer, &info);
          }
          else {
             /* don't trim, restarts might be inside index list */
-            pipe->draw_vbo(pipe, &info);
+            cso_draw_vbo(st->cso_context, &info);
          }
       }
       else if (u_trim_pipe_prim(info.mode, &info.count))
-         pipe->draw_vbo(pipe, &info);
+         cso_draw_vbo(st->cso_context, &info);
    }
 
    pipe_resource_reference(&ibuffer.buffer, NULL);
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c
index 34e0329be..1b4bca681 100644
--- a/mesalib/src/mesa/state_tracker/st_extensions.c
+++ b/mesalib/src/mesa/state_tracker/st_extensions.c
@@ -459,12 +459,6 @@ void st_init_extensions(struct st_context *st)
 
    /* Required: vertex fetch support. */
    static const struct st_extension_format_mapping vertex_mapping[] = {
-      { { o(ARB_ES2_compatibility) },
-        { PIPE_FORMAT_R32G32B32A32_FIXED } },
-
-      { { o(ARB_half_float_vertex) },
-        { PIPE_FORMAT_R16G16B16A16_FLOAT } },
-
       { { o(ARB_vertex_type_2_10_10_10_rev) },
         { PIPE_FORMAT_R10G10B10A2_UNORM,
           PIPE_FORMAT_B10G10R10A2_UNORM,
@@ -479,6 +473,7 @@ void st_init_extensions(struct st_context *st)
    /*
     * Extensions that are supported by all Gallium drivers:
     */
+   ctx->Extensions.ARB_ES2_compatibility = GL_TRUE;
    ctx->Extensions.ARB_copy_buffer = GL_TRUE;
    ctx->Extensions.ARB_draw_elements_base_vertex = GL_TRUE;
    ctx->Extensions.ARB_explicit_attrib_location = GL_TRUE;
@@ -486,6 +481,7 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.ARB_fragment_program = GL_TRUE;
    ctx->Extensions.ARB_fragment_shader = GL_TRUE;
    ctx->Extensions.ARB_half_float_pixel = GL_TRUE;
+   ctx->Extensions.ARB_half_float_vertex = GL_TRUE;
    ctx->Extensions.ARB_map_buffer_range = GL_TRUE;
    ctx->Extensions.ARB_sampler_objects = GL_TRUE;
    ctx->Extensions.ARB_shader_objects = GL_TRUE;