diff options
| author | Jordan Justen <[email protected]> | 2014-05-21 22:34:26 +0000 |
|---|---|---|
| committer | Jordan Justen <[email protected]> | 2014-05-23 00:56:01 -0700 |
| commit | 57876fee3872f4f224feeeb56eea6d2e10858fe9 (patch) | |
| tree | 2c2f22771de5606fa95d56767c2835240c3836be /src/mesa/drivers/common | |
| parent | 746921cbb474f2df85232a8f0c10cde8df3349e9 (diff) | |
meta blit: Set Z texcoord during meta blit to sample the correct layer
If the source renderbuffer has a depth > 0, then send a Z texcoord
which is set to the source attachment Z offset.
This fixes piglit's gl-3.2-layered-rendering-gl-layer-render with the
GL_TEXTURE_2D_MULTISAMPLE_ARRAY case test on i965/gen8.
Signed-off-by: Jordan Justen <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
Cc: "10.2" <[email protected]>
Diffstat (limited to 'src/mesa/drivers/common')
| -rw-r--r-- | src/mesa/drivers/common/meta_blit.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/mesa/drivers/common/meta_blit.c b/src/mesa/drivers/common/meta_blit.c index e10a181d68b..753affff8ae 100644 --- a/src/mesa/drivers/common/meta_blit.c +++ b/src/mesa/drivers/common/meta_blit.c @@ -328,7 +328,10 @@ setup_glsl_blit_framebuffer(struct gl_context *ctx, /* target = GL_TEXTURE_RECTANGLE is not supported in GLES 3.0 */ assert(_mesa_is_desktop_gl(ctx) || target == GL_TEXTURE_2D); - _mesa_meta_setup_vertex_objects(&blit->VAO, &blit->VBO, true, 2, 2, 0); + unsigned texcoord_size = 2 + (src_rb->Depth > 1 ? 1 : 0); + + _mesa_meta_setup_vertex_objects(&blit->VAO, &blit->VBO, true, + 2, texcoord_size, 0); if (target == GL_TEXTURE_2D_MULTISAMPLE || target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY) { @@ -533,12 +536,16 @@ blitframebuffer_texture(struct gl_context *ctx, verts[0].tex[0] = s0; verts[0].tex[1] = t0; + verts[0].tex[2] = readAtt->Zoffset; verts[1].tex[0] = s1; verts[1].tex[1] = t0; + verts[1].tex[2] = readAtt->Zoffset; verts[2].tex[0] = s1; verts[2].tex[1] = t1; + verts[2].tex[2] = readAtt->Zoffset; verts[3].tex[0] = s0; verts[3].tex[1] = t1; + verts[3].tex[2] = readAtt->Zoffset; _mesa_BufferSubData(GL_ARRAY_BUFFER_ARB, 0, sizeof(verts), verts); } |