mesa: require VS if TCS or TES is present in pipeline

Signed-off-by: Chris Forbes <chrisf@ijw.co.nz>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

diff --git a/src/mesa/main/pipelineobj.c b/src/mesa/main/pipelineobj.c
index 3f7acfbc763e35454a15e8e541e616dd85276fb0..07acbf10c1d78294ca4be9ead34ee405f665df7e 100644 (file)
--- a/src/mesa/main/pipelineobj.c
+++ b/src/mesa/main/pipelineobj.c
@@ -789,7 +789,9 @@ _mesa_validate_program_pipeline(struct gl_context* ctx,
     *           executable vertex shader."
     */
    if (!pipe->CurrentProgram[MESA_SHADER_VERTEX]
-       && pipe->CurrentProgram[MESA_SHADER_GEOMETRY]) {
+       && (pipe->CurrentProgram[MESA_SHADER_GEOMETRY] ||
+           pipe->CurrentProgram[MESA_SHADER_TESS_CTRL] ||
+           pipe->CurrentProgram[MESA_SHADER_TESS_EVAL])) {
       pipe->InfoLog = ralloc_strdup(pipe, "Program lacks a vertex shader");
       goto err;
    }