diff options
Diffstat (limited to 'rtl/gfx/gfx_setup_offsets.sv')
| -rw-r--r-- | rtl/gfx/gfx_setup_offsets.sv | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/rtl/gfx/gfx_setup_offsets.sv b/rtl/gfx/gfx_setup_offsets.sv deleted file mode 100644 index aabd322..0000000 --- a/rtl/gfx/gfx_setup_offsets.sv +++ /dev/null @@ -1,44 +0,0 @@ -`include "gfx/gfx_defs.sv" - -module gfx_setup_offsets -( - input logic clk, - - input fixed inc_x, - inc_y, - input logic stall, - - output raster_offsets offsets -); - - fixed x_hold[`GFX_RASTER_SIZE], y_hold[`GFX_RASTER_SIZE], - x_multiples[`GFX_RASTER_SIZE], y_multiples[`GFX_RASTER_SIZE]; - - // Asume GFX_RASTER_BITS == 2. Los ceros deberÃan optimizarse trivialmente - assign x_multiples[0] = 0; - assign y_multiples[0] = 0; - assign x_multiples[1] = inc_x; - assign y_multiples[1] = inc_y; - //assign x_multiples[2] = inc_x << 1; - //assign y_multiples[2] = inc_y << 1; - //assign x_multiples[3] = (inc_x << 1) + inc_x; - //assign y_multiples[3] = (inc_y << 1) + inc_y; - - genvar i; - generate - for (i = 0; i < `GFX_RASTER_SIZE; ++i) begin: multiples - always_ff @(posedge clk) - if (!stall) begin - x_hold[i] <= x_multiples[i]; - y_hold[i] <= y_multiples[i]; - end - end - - for (i = 0; i < `GFX_RASTER_OFFSETS; ++i) begin: permutations - always_ff @(posedge clk) - if (!stall) - offsets[i] <= x_hold[i % `GFX_RASTER_SIZE] + y_hold[i / `GFX_RASTER_SIZE]; - end - endgenerate - -endmodule |