mesa: use simplified _BaseFormat value in render-to-texture code

Fixes fd.o bug 26762.

1 files changed, 4 insertions, 1 deletions

diff --git a/src/mesa/main/texrender.c b/src/mesa/main/texrender.c
index dbed51a77f7..11d7c069144 100644
--- a/src/mesa/main/texrender.c
+++ b/src/mesa/main/texrender.c
@@ -496,21 +496,24 @@ update_wrapper(GLcontext *ctx, const struct gl_renderbuffer_attachment *att)
    if (trb->TexImage->TexFormat == MESA_FORMAT_Z24_S8) {
       trb->Base.Format = MESA_FORMAT_Z24_S8;
       trb->Base.DataType = GL_UNSIGNED_INT_24_8_EXT;
+      trb->Base._BaseFormat = GL_DEPTH_STENCIL;
    }
    else if (trb->TexImage->TexFormat == MESA_FORMAT_Z16) {
       trb->Base.Format = MESA_FORMAT_Z16;
       trb->Base.DataType = GL_UNSIGNED_SHORT;
+      trb->Base._BaseFormat = GL_DEPTH_STENCIL;
    }
    else if (trb->TexImage->TexFormat == MESA_FORMAT_Z32) {
       trb->Base.Format = MESA_FORMAT_Z32;
       trb->Base.DataType = GL_UNSIGNED_INT;
+      trb->Base._BaseFormat = GL_DEPTH_COMPONENT;
    }
    else {
       trb->Base.Format = trb->TexImage->TexFormat;
       trb->Base.DataType = CHAN_TYPE;
+      trb->Base._BaseFormat = GL_RGBA;
    }
    trb->Base.Data = trb->TexImage->Data;
-   trb->Base._BaseFormat = _mesa_base_fbo_format(ctx, trb->Base.InternalFormat);
 }