Merge commit 'origin/master' into gallium-sw-api-2

Conflicts:
	src/gallium/drivers/llvmpipe/lp_setup.c
	src/gallium/drivers/softpipe/sp_texture.c
	src/gallium/drivers/softpipe/sp_winsys.h
	src/gallium/state_trackers/egl/common/egl_g3d.c
	src/gallium/state_trackers/egl/x11/native_x11.c
	src/gallium/state_trackers/egl/x11/native_x11.h
	src/gallium/state_trackers/egl/x11/native_ximage.c

6 files changed, 76 insertions, 107 deletions

diff --git a/src/gallium/drivers/softpipe/sp_prim_vbuf.c b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
index 98c08eaffa..6749243ab4 100644
--- a/src/gallium/drivers/softpipe/sp_prim_vbuf.c
+++ b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
@@ -264,57 +264,29 @@ sp_vbuf_draw(struct vbuf_render *vbr, const ushort *indices, uint nr)
       break;
 
    case PIPE_PRIM_QUADS:
-      if (softpipe->rasterizer->flatshade_first) {
-         for (i = 3; i < nr; i += 4) {
-            sp_setup_tri( setup_ctx,
-                       get_vert(vertex_buffer, indices[i-2], stride),
-                       get_vert(vertex_buffer, indices[i-1], stride),
-                       get_vert(vertex_buffer, indices[i-3], stride) );
-            sp_setup_tri( setup_ctx,
-                       get_vert(vertex_buffer, indices[i-1], stride),
-                       get_vert(vertex_buffer, indices[i-0], stride),
-                       get_vert(vertex_buffer, indices[i-3], stride) );
-         }
-      }
-      else {
-         for (i = 3; i < nr; i += 4) {
-            sp_setup_tri( setup_ctx,
+      for (i = 3; i < nr; i += 4) {
+         sp_setup_tri( setup_ctx,
                        get_vert(vertex_buffer, indices[i-3], stride),
                        get_vert(vertex_buffer, indices[i-2], stride),
                        get_vert(vertex_buffer, indices[i-0], stride) );
 
-            sp_setup_tri( setup_ctx,
+         sp_setup_tri( setup_ctx,
                        get_vert(vertex_buffer, indices[i-2], stride),
                        get_vert(vertex_buffer, indices[i-1], stride),
                        get_vert(vertex_buffer, indices[i-0], stride) );
-         }
       }
       break;
 
    case PIPE_PRIM_QUAD_STRIP:
-      if (softpipe->rasterizer->flatshade_first) {
-         for (i = 3; i < nr; i += 2) {
-            sp_setup_tri( setup_ctx,
-                       get_vert(vertex_buffer, indices[i-0], stride),
-                       get_vert(vertex_buffer, indices[i-1], stride),
-                       get_vert(vertex_buffer, indices[i-3], stride));
-            sp_setup_tri( setup_ctx,
-                       get_vert(vertex_buffer, indices[i-2], stride),
-                       get_vert(vertex_buffer, indices[i-0], stride),
-                       get_vert(vertex_buffer, indices[i-3], stride) );
-         }
-      }
-      else {
-         for (i = 3; i < nr; i += 2) {
-            sp_setup_tri( setup_ctx,
+      for (i = 3; i < nr; i += 2) {
+         sp_setup_tri( setup_ctx,
                        get_vert(vertex_buffer, indices[i-3], stride),
                        get_vert(vertex_buffer, indices[i-2], stride),
                        get_vert(vertex_buffer, indices[i-0], stride) );
-            sp_setup_tri( setup_ctx,
+         sp_setup_tri( setup_ctx,
                        get_vert(vertex_buffer, indices[i-1], stride),
                        get_vert(vertex_buffer, indices[i-3], stride),
                        get_vert(vertex_buffer, indices[i-0], stride) );
-         }
       }
       break;
 
@@ -448,56 +420,28 @@ sp_vbuf_draw_arrays(struct vbuf_render *vbr, uint start, uint nr)
       break;
 
    case PIPE_PRIM_QUADS:
-      if (softpipe->rasterizer->flatshade_first) {
-         for (i = 3; i < nr; i += 4) {
-            sp_setup_tri( setup_ctx,
-                       get_vert(vertex_buffer, i-2, stride),
-                       get_vert(vertex_buffer, i-1, stride),
-                       get_vert(vertex_buffer, i-3, stride) );
-            sp_setup_tri( setup_ctx,
-                       get_vert(vertex_buffer, i-1, stride),
-                       get_vert(vertex_buffer, i-0, stride),
-                       get_vert(vertex_buffer, i-3, stride) );
-         }
-      }
-      else {
-         for (i = 3; i < nr; i += 4) {
-            sp_setup_tri( setup_ctx,
+      for (i = 3; i < nr; i += 4) {
+         sp_setup_tri( setup_ctx,
                        get_vert(vertex_buffer, i-3, stride),
                        get_vert(vertex_buffer, i-2, stride),
                        get_vert(vertex_buffer, i-0, stride) );
-            sp_setup_tri( setup_ctx,
+         sp_setup_tri( setup_ctx,
                        get_vert(vertex_buffer, i-2, stride),
                        get_vert(vertex_buffer, i-1, stride),
                        get_vert(vertex_buffer, i-0, stride) );
-         }
       }
       break;
 
    case PIPE_PRIM_QUAD_STRIP:
-      if (softpipe->rasterizer->flatshade_first) {
-         for (i = 3; i < nr; i += 2) {
-            sp_setup_tri( setup_ctx,
-                       get_vert(vertex_buffer, i-0, stride),
-                       get_vert(vertex_buffer, i-1, stride),
-                       get_vert(vertex_buffer, i-3, stride) );
-            sp_setup_tri( setup_ctx,
-                       get_vert(vertex_buffer, i-2, stride),
-                       get_vert(vertex_buffer, i-0, stride),
-                       get_vert(vertex_buffer, i-3, stride) );
-         }
-      }
-      else {
-         for (i = 3; i < nr; i += 2) {
-            sp_setup_tri( setup_ctx,
+      for (i = 3; i < nr; i += 2) {
+         sp_setup_tri( setup_ctx,
                        get_vert(vertex_buffer, i-3, stride),
                        get_vert(vertex_buffer, i-2, stride),
                        get_vert(vertex_buffer, i-0, stride) );
-            sp_setup_tri( setup_ctx,
+         sp_setup_tri( setup_ctx,
                        get_vert(vertex_buffer, i-1, stride),
                        get_vert(vertex_buffer, i-3, stride),
                        get_vert(vertex_buffer, i-0, stride) );
-         }
       }
       break;
 
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 9eb3ff6875..44680ea70c 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -83,11 +83,11 @@ softpipe_get_param(struct pipe_screen *screen, int param)
    case PIPE_CAP_TEXTURE_SHADOW_MAP:
       return 1;
    case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
-      return 13; /* max 4Kx4K */
+      return SP_MAX_TEXTURE_2D_LEVELS;
    case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
-      return 9;  /* max 256x256x256 */
+      return SP_MAX_TEXTURE_3D_LEVELS;
    case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
-      return 13; /* max 4Kx4K */
+      return SP_MAX_TEXTURE_2D_LEVELS;
    case PIPE_CAP_TGSI_CONT_SUPPORTED:
       return 1;
    case PIPE_CAP_BLEND_EQUATION_SEPARATE:
diff --git a/src/gallium/drivers/softpipe/sp_tex_sample.c b/src/gallium/drivers/softpipe/sp_tex_sample.c
index ecd6b39863..ef7ccf4189 100644
--- a/src/gallium/drivers/softpipe/sp_tex_sample.c
+++ b/src/gallium/drivers/softpipe/sp_tex_sample.c
@@ -55,7 +55,7 @@
 static INLINE float
 frac(float f)
 {
-   return f - util_ifloor(f);
+   return f - floorf(f);
 }
 
 
@@ -201,11 +201,9 @@ wrap_nearest_mirror_repeat(const float s[4], unsigned size, int icoord[4])
    const float max = 1.0F - min;
    for (ch = 0; ch < 4; ch++) {
       const int flr = util_ifloor(s[ch]);
-      float u;
+      float u = frac(s[ch]);
       if (flr & 1)
-         u = 1.0F - (s[ch] - (float) flr);
-      else
-         u = s[ch] - (float) flr;
+         u = 1.0F - u;
       if (u < min)
          icoord[ch] = 0;
       else if (u > max)
@@ -358,11 +356,9 @@ wrap_linear_mirror_repeat(const float s[4], unsigned size,
    uint ch;
    for (ch = 0; ch < 4; ch++) {
       const int flr = util_ifloor(s[ch]);
-      float u;
+      float u = frac(s[ch]);
       if (flr & 1)
-         u = 1.0F - (s[ch] - (float) flr);
-      else
-         u = s[ch] - (float) flr;
+         u = 1.0F - u;
       u = u * size - 0.5F;
       icoord0[ch] = util_ifloor(u);
       icoord1[ch] = icoord0[ch] + 1;
@@ -441,8 +437,7 @@ wrap_linear_mirror_clamp_to_border(const float s[4], unsigned size,
 
 
 /**
- * For RECT textures / unnormalized texcoords
- * Only a subset of wrap modes supported.
+ * PIPE_TEX_WRAP_CLAMP for nearest sampling, unnormalized coords.
  */
 static void
 wrap_nearest_unorm_clamp(const float s[4], unsigned size, int icoord[4])
@@ -456,7 +451,7 @@ wrap_nearest_unorm_clamp(const float s[4], unsigned size, int icoord[4])
 
 
 /**
- * Handles clamp_to_edge and clamp_to_border:
+ * PIPE_TEX_WRAP_CLAMP_TO_BORDER for nearest sampling, unnormalized coords.
  */
 static void
 wrap_nearest_unorm_clamp_to_border(const float s[4], unsigned size,
@@ -464,14 +459,27 @@ wrap_nearest_unorm_clamp_to_border(const float s[4], unsigned size,
 {
    uint ch;
    for (ch = 0; ch < 4; ch++) {
+      icoord[ch]= util_ifloor( CLAMP(s[ch], -0.5F, (float) size + 0.5F) );
+   }
+}
+
+
+/**
+ * PIPE_TEX_WRAP_CLAMP_TO_EDGE for nearest sampling, unnormalized coords.
+ */
+static void
+wrap_nearest_unorm_clamp_to_edge(const float s[4], unsigned size,
+                                 int icoord[4])
+{
+   uint ch;
+   for (ch = 0; ch < 4; ch++) {
       icoord[ch]= util_ifloor( CLAMP(s[ch], 0.5F, (float) size - 0.5F) );
    }
 }
 
 
 /**
- * For RECT textures / unnormalized texcoords.
- * Only a subset of wrap modes supported.
+ * PIPE_TEX_WRAP_CLAMP for linear sampling, unnormalized coords.
  */
 static void
 wrap_linear_unorm_clamp(const float s[4], unsigned size,
@@ -488,13 +496,36 @@ wrap_linear_unorm_clamp(const float s[4], unsigned size,
 }
 
 
+/**
+ * PIPE_TEX_WRAP_CLAMP_TO_BORDER for linear sampling, unnormalized coords.
+ */
 static void
 wrap_linear_unorm_clamp_to_border(const float s[4], unsigned size,
                                   int icoord0[4], int icoord1[4], float w[4])
 {
    uint ch;
    for (ch = 0; ch < 4; ch++) {
-      float u = CLAMP(s[ch], 0.5F, (float) size - 0.5F);
+      float u = CLAMP(s[ch], -0.5F, (float) size + 0.5F);
+      u -= 0.5F;
+      icoord0[ch] = util_ifloor(u);
+      icoord1[ch] = icoord0[ch] + 1;
+      if (icoord1[ch] > (int) size - 1)
+         icoord1[ch] = size - 1;
+      w[ch] = frac(u);
+   }
+}
+
+
+/**
+ * PIPE_TEX_WRAP_CLAMP_TO_EDGE for linear sampling, unnormalized coords.
+ */
+static void
+wrap_linear_unorm_clamp_to_edge(const float s[4], unsigned size,
+                                int icoord0[4], int icoord1[4], float w[4])
+{
+   uint ch;
+   for (ch = 0; ch < 4; ch++) {
+      float u = CLAMP(s[ch], +0.5F, (float) size - 0.5F);
       u -= 0.5F;
       icoord0[ch] = util_ifloor(u);
       icoord1[ch] = icoord0[ch] + 1;
@@ -1711,6 +1742,7 @@ get_nearest_unorm_wrap(unsigned mode)
    case PIPE_TEX_WRAP_CLAMP:
       return wrap_nearest_unorm_clamp;
    case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+      return wrap_nearest_unorm_clamp_to_edge;
    case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
       return wrap_nearest_unorm_clamp_to_border;
    default:
@@ -1754,6 +1786,7 @@ get_linear_unorm_wrap(unsigned mode)
    case PIPE_TEX_WRAP_CLAMP:
       return wrap_linear_unorm_clamp;
    case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+      return wrap_linear_unorm_clamp_to_edge;
    case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
       return wrap_linear_unorm_clamp_to_border;
    default:
diff --git a/src/gallium/drivers/softpipe/sp_texture.c b/src/gallium/drivers/softpipe/sp_texture.c
index 9641652da8..11d184effb 100644
--- a/src/gallium/drivers/softpipe/sp_texture.c
+++ b/src/gallium/drivers/softpipe/sp_texture.c
@@ -36,6 +36,7 @@
 #include "util/u_format.h"
 #include "util/u_math.h"
 #include "util/u_memory.h"
+#include "util/u_simple_screen.h"
 
 #include "sp_context.h"
 #include "sp_texture.h"
@@ -121,7 +122,8 @@ softpipe_texture_create(struct pipe_screen *screen,
                util_is_power_of_two(template->depth0));
 
    if (spt->base.tex_usage & (PIPE_TEXTURE_USAGE_DISPLAY_TARGET |
-                              PIPE_TEXTURE_USAGE_PRIMARY)) {
+                              PIPE_TEXTURE_USAGE_SCANOUT |
+                              PIPE_TEXTURE_USAGE_SHARED)) {
       if (!softpipe_displaytarget_layout(screen, spt))
          goto fail;
    }
@@ -138,20 +140,6 @@ softpipe_texture_create(struct pipe_screen *screen,
 }
 
 
-/**
- * Create a new pipe_texture which wraps an existing buffer.
- */
-static struct pipe_texture *
-softpipe_texture_blanket(struct pipe_screen * screen,
-                         const struct pipe_texture *base,
-                         const unsigned *stride,
-                         struct pipe_buffer *buffer)
-{
-   /* Texture blanket is going away.
-    */
-   debug_printf("softpipe_texture_blanket() not implemented!");
-   return NULL;
-}
 
 
 static void
@@ -463,7 +451,6 @@ void
 softpipe_init_screen_texture_funcs(struct pipe_screen *screen)
 {
    screen->texture_create = softpipe_texture_create;
-   screen->texture_blanket = softpipe_texture_blanket;
    screen->texture_destroy = softpipe_texture_destroy;
 
    screen->get_tex_surface = softpipe_get_tex_surface;
diff --git a/src/gallium/drivers/softpipe/sp_texture.h b/src/gallium/drivers/softpipe/sp_texture.h
index e8d17ce7da..1c8636d1d5 100644
--- a/src/gallium/drivers/softpipe/sp_texture.h
+++ b/src/gallium/drivers/softpipe/sp_texture.h
@@ -33,6 +33,10 @@
 #include "pipe/p_video_state.h"
 
 
+#define SP_MAX_TEXTURE_2D_LEVELS 13  /* 4K x 4K */
+#define SP_MAX_TEXTURE_3D_LEVELS 9   /* 512 x 512 x 512 */
+
+
 struct pipe_context;
 struct pipe_screen;
 struct softpipe_context;
@@ -42,8 +46,8 @@ struct softpipe_texture
 {
    struct pipe_texture base;
 
-   unsigned long level_offset[PIPE_MAX_TEXTURE_LEVELS];
-   unsigned stride[PIPE_MAX_TEXTURE_LEVELS];
+   unsigned long level_offset[SP_MAX_TEXTURE_2D_LEVELS];
+   unsigned stride[SP_MAX_TEXTURE_2D_LEVELS];
 
    /**
     * Display target, for textures with the PIPE_TEXTURE_USAGE_DISPLAY_TARGET
diff --git a/src/gallium/drivers/softpipe/sp_tile_cache.c b/src/gallium/drivers/softpipe/sp_tile_cache.c
index 3b30954ac8..aedfdf1b46 100644
--- a/src/gallium/drivers/softpipe/sp_tile_cache.c
+++ b/src/gallium/drivers/softpipe/sp_tile_cache.c
@@ -299,13 +299,14 @@ sp_tile_cache_flush_clear(struct softpipe_tile_cache *tc)
                               x, y, TILE_SIZE, TILE_SIZE,
                               tc->tile.data.color32, 0/*STRIDE*/);
 
-            /* do this? */
-            clear_clear_flag(tc->clear_flags, addr);
-
             numCleared++;
          }
       }
    }
+
+   /* reset all clear flags to zero */
+   memset(tc->clear_flags, 0, sizeof(tc->clear_flags));
+
 #if 0
    debug_printf("num cleared: %u\n", numCleared);
 #endif