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-rw-r--r--src/mesa/drivers/dri/i965/brw_vs_surface_state.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vs_surface_state.c b/src/mesa/drivers/dri/i965/brw_vs_surface_state.c
index 89f47522a1c..746d097d237 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_surface_state.c
@@ -53,6 +53,7 @@ brw_vs_update_constant_buffer(struct brw_context *brw)
const struct gl_program_parameter_list *params = vp->program.Base.Parameters;
const int size = params->NumParameters * 4 * sizeof(GLfloat);
drm_intel_bo *const_buffer;
+ int i;
/* BRW_NEW_VERTEX_PROGRAM */
if (!vp->use_const_buffer)
@@ -62,7 +63,16 @@ brw_vs_update_constant_buffer(struct brw_context *brw)
size, 64);
/* _NEW_PROGRAM_CONSTANTS */
- dri_bo_subdata(const_buffer, 0, size, params->ParameterValues);
+
+ /* Updates the ParamaterValues[i] pointers for all parameters of the
+ * basic type of PROGRAM_STATE_VAR.
+ */
+ _mesa_load_state_parameters(&brw->intel.ctx, vp->program.Base.Parameters);
+
+ for (i = 0; i < params->NumParameters; i++) {
+ dri_bo_subdata(const_buffer, i * 4 * sizeof(float), 4 * sizeof(float),
+ params->ParameterValues[i]);
+ }
return const_buffer;
}