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meta: In pbo_{Get,}TexSubImage don't repeatedly rebind the source tex 

A layered PBO image is now interpreted as a single tall 2D image so
the z argument in _mesa_meta_bind_fbo_image is ignored. Therefore this
was just redundantly rebinding the same image repeatedly.

Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
This commit is contained in:
Neil Roberts 2015-02-25 15:10:01 +00:00
parent 1a93e7690d
commit a44606eb81
1 changed files with 0 additions and 4 deletions
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4
src/mesa/drivers/common/meta_tex_subimage.c
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@ -226,8 +226,6 @@ _mesa_meta_pbo_TexSubImage(struct gl_context *ctx, GLuint dims,
height : depth;
for (z = 1; z < iters; z++) {
_mesa_meta_bind_fbo_image(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
pbo_tex_image, z);
_mesa_meta_bind_fbo_image(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
tex_image, zoffset + z);
@ -359,8 +357,6 @@ _mesa_meta_pbo_GetTexSubImage(struct gl_context *ctx, GLuint dims,
for (z = 1; z < iters; z++) {
_mesa_meta_bind_fbo_image(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
tex_image, zoffset + z);
_mesa_meta_bind_fbo_image(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
pbo_tex_image, z);
_mesa_update_state(ctx);