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finer granulated steps for hybrid sl settings

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borti4938 committed 2018-03-07 10:21:18 +01:00
1 parent 985aeb1a93
commit 852054cdd0
5 files changed
+20 -20
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rtl/scanconverter.v
+5 -5
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@@ -255,7 +255,7 @@ lpm_mult_4_hybr_ref_pre B_sl_hybr_ref_pre_u
.result(B_sl_hybr_ref_pre)
);
wire [9:0] Y_sl_hybr_ref, R_sl_hybr_ref, G_sl_hybr_ref, B_sl_hybr_ref;
wire [8:0] Y_sl_hybr_ref, R_sl_hybr_ref, G_sl_hybr_ref, B_sl_hybr_ref;
lpm_mult_4_hybr_ref Y_sl_hybr_ref_u
(
.clock(pclk_act),
@@ -631,10 +631,10 @@ begin
// Y_sl_hybr_ref,R_sl_hybr_ref,G_sl_hybr_ref,B_sl_hybr_ref are outputs of multiplier IPs (1 pp-stage delay)
// ... step 3/3
Y_sl_str <= {2'b0,X_SCANLINESTR} < Y_sl_hybr_ref ? 8'h0 : X_SCANLINESTR - Y_sl_hybr_ref[7:0];
R_sl_str <= {2'b0,X_SCANLINESTR} < R_sl_hybr_ref ? 8'h0 : X_SCANLINESTR - R_sl_hybr_ref[7:0];
G_sl_str <= {2'b0,X_SCANLINESTR} < G_sl_hybr_ref ? 8'h0 : X_SCANLINESTR - G_sl_hybr_ref[7:0];
B_sl_str <= {2'b0,X_SCANLINESTR} < B_sl_hybr_ref ? 8'h0 : X_SCANLINESTR - B_sl_hybr_ref[7:0];
Y_sl_str <= {1'b0,X_SCANLINESTR} < Y_sl_hybr_ref ? 8'h0 : X_SCANLINESTR - Y_sl_hybr_ref[7:0];
R_sl_str <= {1'b0,X_SCANLINESTR} < R_sl_hybr_ref ? 8'h0 : X_SCANLINESTR - R_sl_hybr_ref[7:0];
G_sl_str <= {1'b0,X_SCANLINESTR} < G_sl_hybr_ref ? 8'h0 : X_SCANLINESTR - G_sl_hybr_ref[7:0];
B_sl_str <= {1'b0,X_SCANLINESTR} < B_sl_hybr_ref ? 8'h0 : X_SCANLINESTR - B_sl_hybr_ref[7:0];
// perform scanline generation (1 pp-stage)
// R_sl_mult, G_sl_mult and B_sl_mult are registered outputs of IP blocks (1 pp-stage delay)