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i965: Delete the blitter path for CopyTexSubImage

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The blorp path (called first) can do anything the blitter path can do so
it's just dead code.

Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Jason Ekstrand 2018-05-11 11:19:06 -07:00
parent 8162256b01
commit 80fc3896f3
1 changed files with 0 additions and 58 deletions
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58
src/mesa/drivers/dri/i965/intel_tex_copy.c
View file

@ -37,61 +37,11 @@
#include "intel_mipmap_tree.h"
#include "intel_fbo.h"
#include "intel_tex.h"
#include "intel_blit.h"
#include "brw_context.h"
#define FILE_DEBUG_FLAG DEBUG_TEXTURE
static bool
intel_copy_texsubimage(struct brw_context *brw,
struct intel_texture_image *intelImage,
GLint dstx, GLint dsty, GLint slice,
struct intel_renderbuffer *irb,
GLint x, GLint y, GLsizei width, GLsizei height)
{
const GLenum internalFormat = intelImage->base.Base.InternalFormat;
if (!intelImage->mt || !irb || !irb->mt) {
if (unlikely(INTEL_DEBUG & DEBUG_PERF))
fprintf(stderr, "%s fail %p %p (0x%08x)\n",
__func__, intelImage->mt, irb, internalFormat);
return false;
}
/* No pixel transfer operations (zoom, bias, mapping), just a blit */
if (brw->ctx._ImageTransferState)
return false;
intel_prepare_render(brw);
/* glCopyTexSubImage() can be called on a multisampled renderbuffer (if
* that renderbuffer is associated with the window system framebuffer),
* however the hardware blitter can't handle this case, so fall back to
* meta (which can, since it uses ReadPixels).
*/
if (irb->Base.Base.NumSamples != 0)
return false;
/* glCopyTexSubImage() can't be called on a multisampled texture. */
assert(intelImage->base.Base.NumSamples == 0);
/* account for view parameters and face index */
int dst_level = intelImage->base.Base.Level +
intelImage->base.Base.TexObject->MinLevel;
int dst_slice = slice + intelImage->base.Base.Face +
intelImage->base.Base.TexObject->MinLayer;
/* blit from src buffer to texture */
return intel_miptree_blit(brw,
irb->mt, irb->mt_level, irb->mt_layer,
x, y, irb->Base.Base.Name == 0,
intelImage->mt, dst_level, dst_slice,
dstx, dsty, false,
width, height, COLOR_LOGICOP_COPY);
}
static void
intelCopyTexSubImage(struct gl_context *ctx, GLuint dims,
struct gl_texture_image *texImage,
@ -107,14 +57,6 @@ intelCopyTexSubImage(struct gl_context *ctx, GLuint dims,
xoffset, yoffset, width, height))
return;
/* Next, try the BLT engine. */
if (intel_copy_texsubimage(brw,
intel_texture_image(texImage),
xoffset, yoffset, slice,
intel_renderbuffer(rb), x, y, width, height)) {
return;
}
/* Finally, fall back to meta. This will likely be slow. */
perf_debug("%s - fallback to swrast\n", __func__);
_mesa_meta_CopyTexSubImage(ctx, dims, texImage,