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st/mesa: remove st_renderbuffer::stride

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It was only used for software buffers and easily computed.

Reviewed-by: Jose Fonseca <jfonseca@vmware.com>
This commit is contained in:
Brian Paul 2012-02-10 18:40:02 -07:00
parent d765c8ee8c
commit 2e12b4cfef
2 changed files with 6 additions and 8 deletions
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13
src/mesa/state_tracker/st_cb_fbo.c
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@ -105,8 +105,7 @@ st_renderbuffer_alloc_storage(struct gl_context * ctx,
free(strb->data);
strb->stride = util_format_get_stride(format, width);
size = util_format_get_2d_size(format, strb->stride, height);
size = _mesa_format_image_size(strb->Base.Format, width, height, 1);
strb->data = malloc(size);
@ -640,12 +639,12 @@ st_MapRenderbuffer(struct gl_context *ctx,
if (strb->software) {
/* software-allocated renderbuffer (probably an accum buffer) */
GLubyte *map = (GLubyte *) strb->data;
if (strb->data) {
map += strb->stride * y;
map += _mesa_get_format_bytes(strb->Base.Format) * x;
*mapOut = map;
*rowStrideOut = strb->stride;
GLint bpp = _mesa_get_format_bytes(strb->Base.Format);
GLint stride = _mesa_format_row_stride(strb->Base.Format,
strb->Base.Width);
*mapOut = (GLubyte *) strb->data + y * stride + x * bpp;
*rowStrideOut = stride;
}
else {
*mapOut = NULL;

1
src/mesa/state_tracker/st_cb_fbo.h
View file

@ -56,7 +56,6 @@ struct st_renderbuffer
* Used only when hardware accumulation buffers are not supported.
*/
boolean software;
size_t stride;
void *data;
struct st_texture_object *rtt; /**< GL render to texture's texture */