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put a small border around OSD text area

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borti4938 2019-10-08 08:48:16 +02:00 committed by marqs
parent 9feb96888b
commit b8c80c7425
1 changed files with 16 additions and 10 deletions
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26
ip/osd_generator/osd_generator_top.sv
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@ -47,10 +47,10 @@ localparam OSD_CONFIG_REGNUM = 4'h0;
reg [31:0] osd_config;
reg [10:0] xpos_scaled;
reg [10:0] ypos_scaled;
reg [10:0] xpos_osd_area_scaled, xpos_text_scaled;
reg [10:0] ypos_osd_area_scaled, ypos_text_scaled;
reg [7:0] x_ptr[2:5], y_ptr[2:5] /* synthesis ramstyle = "logic" */;
reg osd_act_pp[2:5];
reg osd_act_pp[2:5],osd_text_act_pp[2:5];
reg [14:0] to_ctr, to_ctr_ms;
wire render_enable = osd_config[0];
@ -62,9 +62,11 @@ wire [2:0] y_offset = osd_config[10:8];
wire [1:0] x_size = osd_config[12:11];
wire [1:0] y_size = osd_config[14:13];
wire [10:0] xpos_scaled_w = (xpos >> x_size)-({3'h0, x_offset} << 3);
wire [10:0] ypos_scaled_w = (ypos >> y_size)-({3'h0, y_offset} << 3);
wire [7:0] rom_rdaddr;
wire [0:7] char_data[7:0];
wire [4:0] char_idx = CHAR_COLS*(ypos_scaled >> 3) + (xpos_scaled >> 3);
wire [4:0] char_idx = CHAR_COLS*(ypos_text_scaled >> 3) + (xpos_text_scaled >> 3);
assign avalon_s_waitrequest_n = 1'b1;
@ -103,23 +105,27 @@ char_rom char_rom_inst (
// | | char_idx | char_idx | CBUF | CBUF | osd_color |
integer idx, pp_idx;
always @(posedge vclk) begin
xpos_scaled <= (xpos >> x_size)-({3'h0, x_offset} << 3);
ypos_scaled <= (ypos >> y_size)-({3'h0, y_offset} << 3);
xpos_osd_area_scaled <= xpos_scaled_w + 3'h4;
ypos_osd_area_scaled <= ypos_scaled_w + 3'h4;
xpos_text_scaled <= xpos_scaled_w;
ypos_text_scaled <= ypos_scaled_w;
x_ptr[2] <= xpos_scaled[7:0];
y_ptr[2] <= ypos_scaled[7:0];
x_ptr[2] <= xpos_text_scaled[7:0];
y_ptr[2] <= ypos_text_scaled[7:0];
for(pp_idx = 3; pp_idx <= 5; pp_idx = pp_idx+1) begin
x_ptr[pp_idx] <= x_ptr[pp_idx-1];
y_ptr[pp_idx] <= y_ptr[pp_idx-1];
end
osd_act_pp[2] <= render_enable & (menu_active || (to_ctr_ms > 0)) & ((xpos_scaled < 8*CHAR_COLS) && (ypos_scaled < 8*CHAR_ROWS));
osd_act_pp[2] <= render_enable & (menu_active || (to_ctr_ms > 0)) & ((xpos_osd_area_scaled < 8*(CHAR_COLS+1)) && (ypos_osd_area_scaled < 8*(CHAR_ROWS+1)));
osd_text_act_pp[2] <= render_enable & (menu_active || (to_ctr_ms > 0)) & ((xpos_text_scaled < 8*CHAR_COLS) && (ypos_text_scaled < 8*CHAR_ROWS));
for(pp_idx = 3; pp_idx <= 5; pp_idx = pp_idx+1) begin
osd_act_pp[pp_idx] <= osd_act_pp[pp_idx-1];
osd_text_act_pp[pp_idx] <= osd_text_act_pp[pp_idx-1];
end
osd_enable <= osd_act_pp[5];
osd_color = char_data[y_ptr[5]][x_ptr[5]];
osd_color = osd_text_act_pp[5] ? char_data[y_ptr[5]][x_ptr[5]] : 1'b0;
end
generate