From 9ac1a8d416c2bd50ca10186ca09f5e86f6fa4ce6 Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Fri, 10 Aug 2007 12:13:48 -0600
Subject: pipe->region_alloc() now takes width instead of pitch, plus a flags
 param

---
 src/mesa/state_tracker/st_cb_bufferobjects.c | 5 ++++-
 src/mesa/state_tracker/st_cb_drawpixels.c    | 9 ++++-----
 src/mesa/state_tracker/st_cb_fbo.c           | 9 +++------
 src/mesa/state_tracker/st_mipmap_tree.c      | 9 ++++++---
 4 files changed, 17 insertions(+), 15 deletions(-)

(limited to 'src/mesa/state_tracker')

diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c
index d020eb2007..78fc18a49a 100644
--- a/src/mesa/state_tracker/st_cb_bufferobjects.c
+++ b/src/mesa/state_tracker/st_cb_bufferobjects.c
@@ -34,6 +34,9 @@
 #include "st_cb_bufferobjects.h"
 
 #include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+
+
 
 /* Pixel buffers and Vertex/index buffers are handled through these
  * mesa callbacks.  Framebuffer/Renderbuffer objects are
@@ -160,7 +163,7 @@ st_bufferobj_map(GLcontext *ctx,
       flags = PIPE_BUFFER_FLAG_WRITE;
       break;
 
-
+   case GL_READ_ONLY:
       flags = PIPE_BUFFER_FLAG_READ;
       break;
 
diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index f0c7a2bfc5..6981097ef4 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -101,20 +101,19 @@ make_mipmap_tree(struct st_context *st,
                  const GLvoid *pixels)
 {
    GLuint pipeFormat = st_choose_pipe_format(st->pipe, GL_RGBA, format, type);
-   int cpp = 4, pitch;
+   int cpp = 4;
    struct pipe_mipmap_tree *mt = CALLOC_STRUCT(pipe_mipmap_tree);
+   GLbitfield flags = PIPE_SURFACE_FLAG_TEXTURE;
 
    assert(pipeFormat);
 
-   pitch = width; /* XXX pad */
-
    if (unpack->BufferObj) {
       /*
       mt->region = buffer_object_region(unpack->BufferObj);
       */
    }
    else {
-      mt->region = st->pipe->region_alloc(st->pipe, cpp, pitch, height);
+      mt->region = st->pipe->region_alloc(st->pipe, cpp, width, height, flags);
       /* XXX do texstore() here */
    }
 
@@ -128,7 +127,7 @@ make_mipmap_tree(struct st_context *st,
    mt->depth0 = 1;
    mt->cpp = cpp;
    mt->compressed = 0;
-   mt->pitch = pitch;
+   mt->pitch = mt->region->pitch;
    mt->depth_pitch = 0;
    mt->total_height = height;
    mt->level[0].level_offset = 0;
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c
index 64ec802216..bb588d10ea 100644
--- a/src/mesa/state_tracker/st_cb_fbo.c
+++ b/src/mesa/state_tracker/st_cb_fbo.c
@@ -62,7 +62,8 @@ st_renderbuffer_alloc_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
    const GLuint pipeFormat
       = st_choose_pipe_format(pipe, internalFormat, GL_NONE, GL_NONE);
    const struct pipe_format_info *info = st_get_format_info(pipeFormat);
-   GLuint cpp, pitch;
+   GLuint cpp;
+   GLbitfield flags = PIPE_SURFACE_FLAG_RENDER; /* want to render to surface */
 
    assert(info);
    if (!info)
@@ -98,11 +99,7 @@ st_renderbuffer_alloc_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
       pipe->region_release(pipe, &strb->surface->region);
    }
 
-   /* Choose a pitch to match hardware requirements:
-    */
-   pitch = ((cpp * width + 63) & ~63) / cpp; /* XXX fix: device-specific */
-
-   strb->surface->region = pipe->region_alloc(pipe, cpp, pitch, height);
+   strb->surface->region = pipe->region_alloc(pipe, cpp, width, height, flags);
    if (!strb->surface->region)
       return GL_FALSE; /* out of memory, try s/w buffer? */
 
diff --git a/src/mesa/state_tracker/st_mipmap_tree.c b/src/mesa/state_tracker/st_mipmap_tree.c
index ac74335ba1..3cbe697ab3 100644
--- a/src/mesa/state_tracker/st_mipmap_tree.c
+++ b/src/mesa/state_tracker/st_mipmap_tree.c
@@ -62,6 +62,7 @@ st_miptree_create(struct pipe_context *pipe,
 {
    GLboolean ok;
    struct pipe_mipmap_tree *mt = calloc(sizeof(*mt), 1);
+   GLbitfield flags = 0x0;
 
    DBG("%s target %s format %s level %d..%d\n", __FUNCTION__,
        _mesa_lookup_enum_by_nr(target),
@@ -79,9 +80,11 @@ st_miptree_create(struct pipe_context *pipe,
    mt->refcount = 1; 
 
    ok = pipe->mipmap_tree_layout(pipe, mt);
-   if (ok)
-      mt->region = pipe->region_alloc(pipe,
-                                      mt->cpp, mt->pitch, mt->total_height);
+   if (ok) {
+      /* note: it's OK to pass 'pitch' as 'width' here: */
+      mt->region = pipe->region_alloc(pipe, mt->cpp, mt->pitch,
+                                      mt->total_height, flags);
+   }
 
    if (!mt->region) {
       free(mt);
-- 
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