Mesa (7.11): mesa: handle the pbo case for save_Bitmap
Ian Romanick
idr at kemper.freedesktop.org
Mon Oct 24 22:54:49 UTC 2011
Module: Mesa
Branch: 7.11
Commit: cd114ba5038a6704476fdcbfac112441674d582f
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=cd114ba5038a6704476fdcbfac112441674d582f
Author: Yuanhan Liu <yuanhan.liu at linux.intel.com>
Date: Sat Oct 15 22:44:18 2011 +0800
mesa: handle the pbo case for save_Bitmap
Wrap _mesa_unpack_bitmap to handle the case that data is stored in pixel
buffer object.
This would make calling Bitmap with data stored in PBO by display list work.
Signed-off-by: Yuanhan Liu <yuanhan.liu at linux.intel.com>
Reviewed-by: Brian Paul <brianp at vmware.com>
(cherry picked from commit 02b801c1edec6400a4192e3e5b0595b13b771b18)
---
src/mesa/main/dlist.c | 22 +++++++++++++++-------
1 files changed, 15 insertions(+), 7 deletions(-)
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index a751fd2..36b4220 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -874,7 +874,7 @@ translate_id(GLsizei n, GLenum type, const GLvoid * list)
/**********************************************************************/
/**
- * Wrapper for _mesa_unpack_image() that handles pixel buffer objects.
+ * Wrapper for _mesa_unpack_image/bitmap() that handles pixel buffer objects.
* If width < 0 or height < 0 or format or type are invalid we'll just
* return NULL. We will not generate an error since OpenGL command
* arguments aren't error-checked until the command is actually executed
@@ -898,8 +898,13 @@ unpack_image(struct gl_context *ctx, GLuint dimensions,
if (!_mesa_is_bufferobj(unpack->BufferObj)) {
/* no PBO */
- GLvoid *image = _mesa_unpack_image(dimensions, width, height, depth,
- format, type, pixels, unpack);
+ GLvoid *image;
+
+ if (type == GL_BITMAP)
+ image = _mesa_unpack_bitmap(width, height, pixels, unpack);
+ else
+ image = _mesa_unpack_image(dimensions, width, height, depth,
+ format, type, pixels, unpack);
if (pixels && !image) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "display list construction");
}
@@ -920,8 +925,11 @@ unpack_image(struct gl_context *ctx, GLuint dimensions,
}
src = ADD_POINTERS(map, pixels);
- image = _mesa_unpack_image(dimensions, width, height, depth,
- format, type, src, unpack);
+ if (type == GL_BITMAP)
+ image = _mesa_unpack_bitmap(width, height, src, unpack);
+ else
+ image = _mesa_unpack_image(dimensions, width, height, depth,
+ format, type, src, unpack);
ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
unpack->BufferObj);
@@ -935,7 +943,6 @@ unpack_image(struct gl_context *ctx, GLuint dimensions,
return NULL;
}
-
/**
* Allocate space for a display list instruction (opcode + payload space).
* \param opcode the instruction opcode (OPCODE_* value)
@@ -1121,7 +1128,8 @@ save_Bitmap(GLsizei width, GLsizei height,
n[4].f = yorig;
n[5].f = xmove;
n[6].f = ymove;
- n[7].data = _mesa_unpack_bitmap(width, height, pixels, &ctx->Unpack);
+ n[7].data = unpack_image(ctx, 2, width, height, 1, GL_COLOR_INDEX,
+ GL_BITMAP, pixels, &ctx->Unpack);
}
if (ctx->ExecuteFlag) {
CALL_Bitmap(ctx->Exec, (width, height,
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