diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_fbo.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c index 185602a21f8..203d512ee8e 100644 --- a/src/mesa/drivers/dri/intel/intel_fbo.c +++ b/src/mesa/drivers/dri/intel/intel_fbo.c @@ -709,6 +709,10 @@ intel_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb) struct intel_mipmap_tree *depth_mt = NULL, *stencil_mt = NULL; int i; + DBG("%s() on fb %p (%s)\n", __FUNCTION__, + fb, (fb == ctx->DrawBuffer ? "drawbuffer" : + (fb == ctx->ReadBuffer ? "readbuffer" : "other buffer"))); + if (depthRb) depth_mt = depthRb->mt; if (stencilRb) { @@ -725,13 +729,23 @@ intel_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb) */ if (depthRb->mt_level != stencilRb->mt_level || depthRb->mt_layer != stencilRb->mt_layer) { + DBG("depth image level/layer %d/%d != stencil image %d/%d\n", + depthRb->mt_level, + depthRb->mt_layer, + stencilRb->mt_level, + stencilRb->mt_layer); fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; } } else { - if (!intel->has_separate_stencil) + if (!intel->has_separate_stencil) { + DBG("separate stencil unsupported\n"); fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; - if (stencil_mt->format != MESA_FORMAT_S8) + } + if (stencil_mt->format != MESA_FORMAT_S8) { + DBG("separate stencil is %s instead of S8\n", + _mesa_get_format_name(stencil_mt->format)); fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; + } if (intel->gen < 7 && depth_mt->hiz_mt == NULL) { /* Before Gen7, separate depth and stencil buffers can be used * only if HiZ is enabled. From the Sandybridge PRM, Volume 2, @@ -739,6 +753,7 @@ intel_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb) * [DevSNB]: This field must be set to the same value (enabled * or disabled) as Hierarchical Depth Buffer Enable. */ + DBG("separate stencil without HiZ\n"); fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED; } } |