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-rw-r--r--src/mesa/main/fbobject.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 43b088685e6..cb2668186f4 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -886,6 +886,8 @@ _mesa_test_framebuffer_completeness(struct gl_context *ctx,
GLuint max_layer_count = 0, att_layer_count;
bool is_layered = false;
GLenum layer_tex_target = 0;
+ bool has_depth_attachment = false;
+ bool has_stencil_attachment = false;
assert(_mesa_is_user_fbo(fb));
@@ -923,6 +925,8 @@ _mesa_test_framebuffer_completeness(struct gl_context *ctx,
fb->_Status = GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT;
fbo_incomplete(ctx, "depth attachment incomplete", -1);
return;
+ } else if (att->Type != GL_NONE) {
+ has_depth_attachment = true;
}
}
else if (i == -1) {
@@ -932,6 +936,8 @@ _mesa_test_framebuffer_completeness(struct gl_context *ctx,
fb->_Status = GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT;
fbo_incomplete(ctx, "stencil attachment incomplete", -1);
return;
+ } else if (att->Type != GL_NONE) {
+ has_stencil_attachment = true;
}
}
else {
@@ -1128,6 +1134,20 @@ _mesa_test_framebuffer_completeness(struct gl_context *ctx,
}
}
+ /* The OpenGL ES3 spec, in chapter 9.4. FRAMEBUFFER COMPLETENESS, says:
+ *
+ * "Depth and stencil attachments, if present, are the same image."
+ *
+ * This restriction is not present in the OpenGL ES2 spec.
+ */
+ if (_mesa_is_gles3(ctx) &&
+ has_stencil_attachment && has_depth_attachment &&
+ !_mesa_has_depthstencil_combined(fb)) {
+ fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED;
+ fbo_incomplete(ctx, "Depth and stencil attachments must be the same image", -1);
+ return;
+ }
+
/* Provisionally set status = COMPLETE ... */
fb->_Status = GL_FRAMEBUFFER_COMPLETE_EXT;