Split graphics calls for wires into gfx.cc

1 files changed, 276 insertions, 0 deletions

diff --git a/ecp5/gfx.cc b/ecp5/gfx.cc
new file mode 100644
index 00000000..c749bad7
--- /dev/null
+++ b/ecp5/gfx.cc
@@ -0,0 +1,276 @@
+/*
+ *  nextpnr -- Next Generation Place and Route
+ *
+ *  Copyright (C) 2018  Clifford Wolf <clifford@symbioticeda.com>
+ *  Copyright (C) 2019  Miodrag Milanovic <miodrag@symbioticeda.com>
+ *
+ *  Permission to use, copy, modify, and/or distribute this software for any
+ *  purpose with or without fee is hereby granted, provided that the above
+ *  copyright notice and this permission notice appear in all copies.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ *  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ *  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ *  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ *  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ *  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ */
+
+#include "gfx.h"
+
+NEXTPNR_NAMESPACE_BEGIN
+
+void gfxTileWire(std::vector<GraphicElement> &g, int x, int y, IdString wire_type, GfxTileWireId tilewire, GraphicElement::style_t style)
+{
+    if (wire_type == id_WIRE_TYPE_SLICE && tilewire != GfxTileWireId::TILE_WIRE_NONE) {
+        GraphicElement el;
+        el.type = GraphicElement::TYPE_LINE;
+        el.style = style;
+        if (tilewire >= TILE_WIRE_FCO_SLICE && tilewire <=TILE_WIRE_FCI_SLICE)
+        {
+            int gap = (tilewire - TILE_WIRE_FCO_SLICE) / 24;
+            int item = (tilewire - TILE_WIRE_FCO_SLICE) % 24;
+            el.x1 = x + slice_x1 - 0.005f;
+            el.x2 = x + slice_x1;
+            el.y1 = y + slice_y2 - 0.0017f * (tilewire - TILE_WIRE_FCO_SLICE + 1 + gap*2) + 3*slice_pitch;
+            el.y2 = y + slice_y2 - 0.0017f * (tilewire - TILE_WIRE_FCO_SLICE + 1 + gap*2) + 3*slice_pitch;
+            g.push_back(el);
+            // FX to F connection - top
+            if (item == (TILE_WIRE_FXD_SLICE-TILE_WIRE_FCO_SLICE))
+            {
+                el.x2 = el.x1;
+                el.y2 = el.y1 - 0.0017f;
+                g.push_back(el);
+            }
+            // F5 to F connection - bottom
+            if (item == (TILE_WIRE_F5D_SLICE-TILE_WIRE_FCO_SLICE))
+            {
+                el.x2 = el.x1;
+                el.y2 = el.y1 + 0.0017f;
+                g.push_back(el);
+            }
+            // connection between slices
+            if (item == (TILE_WIRE_FCID_SLICE-TILE_WIRE_FCO_SLICE) && tilewire!=TILE_WIRE_FCI_SLICE)
+            {
+                el.x2 = el.x1;
+                el.y2 = el.y1 - 0.0017f * 3;
+                g.push_back(el);
+            }
+        }
+        if (tilewire >= TILE_WIRE_DUMMY_D2 && tilewire <=TILE_WIRE_WAD0A_SLICE)
+        {
+            int gap = (tilewire - TILE_WIRE_DUMMY_D2) / 12;
+            el.x1 = x + slice_x2 + 0.005f;
+            el.x2 = x + slice_x2;
+            el.y1 = y + slice_y2 - 0.0017f * (tilewire - TILE_WIRE_DUMMY_D2 + 1 + gap*14) + 3*slice_pitch;
+            el.y2 = y + slice_y2 - 0.0017f * (tilewire - TILE_WIRE_DUMMY_D2 + 1 + gap*14) + 3*slice_pitch;
+            g.push_back(el);
+        }
+    }
+    if (wire_type == id_WIRE_TYPE_V01) {
+        if (tilewire >= TILE_WIRE_V01N0001 && tilewire <=TILE_WIRE_V01S0100)
+        {
+            GraphicElement el;
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.x1 = x + switchbox_x2 - 0.0017f*16 + 0.0017f * (tilewire - TILE_WIRE_V01N0001);
+            el.x2 = el.x1;
+            el.y1 = y + switchbox_y1;
+            el.y2 = y + switchbox_y2 - 1;
+            g.push_back(el);
+        } 
+    }  
+    if (wire_type == id_WIRE_TYPE_H01) {
+        if (tilewire >= TILE_WIRE_H01E0001 && tilewire <=TILE_WIRE_HL7W0001)
+        {
+            GraphicElement el;
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.x1 = x + switchbox_x1;
+            el.x2 = x + switchbox_x2 - 1;
+            el.y1 = y + switchbox_y1 + 0.0017f*16 - 0.0017f * (tilewire - TILE_WIRE_H01E0001);
+            el.y2 = el.y1;
+            g.push_back(el);
+        } 
+    }  
+    if (wire_type == id_WIRE_TYPE_V00) {
+        int group = (tilewire - TILE_WIRE_V00T0000) / 2;
+        GraphicElement el;
+        el.type = GraphicElement::TYPE_LINE;
+        el.style = style;
+        el.x1 = x + switchbox_x2 - 0.0017f*(8 - ((tilewire - TILE_WIRE_V00T0000) % 2)*4);
+        el.x2 = el.x1;
+        if (group) {
+            el.y1 = y + switchbox_y1;
+            el.y2 = y + switchbox_y1 - 0.0017f*4;
+        } else {
+            el.y1 = y + switchbox_y2;
+            el.y2 = y + switchbox_y2 + 0.0017f*4;
+        }
+        g.push_back(el);
+    }
+    if (wire_type == id_WIRE_TYPE_H00) {
+        int group = (tilewire - TILE_WIRE_H00L0000) / 2;
+        GraphicElement el;
+        el.type = GraphicElement::TYPE_LINE;
+        el.style = style;
+        el.y1 = y + switchbox_y1 + 0.0017f*(8 - ((tilewire - TILE_WIRE_H00L0000) % 2)*4);
+        el.y2 = el.y1;
+
+        if (group) {
+            el.x1 = x + switchbox_x2 + 0.0017f*4;
+            el.x2 = x + switchbox_x2;
+        } else {
+            el.x1 = x + switchbox_x1 - 0.0017f*4;
+            el.x2 = x + switchbox_x1;
+        }
+        g.push_back(el);
+    }         
+    if (wire_type == id_WIRE_TYPE_NONE) {
+        if (tilewire >= TILE_WIRE_NBOUNCE && tilewire <=TILE_WIRE_SBOUNCE)
+        {
+            GraphicElement el;
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.x1 = x + switchbox_x2 - 0.0017f*4;
+            el.x2 = x + switchbox_x2 - 0.0017f*8;
+            if (tilewire == TILE_WIRE_NBOUNCE) {
+                el.y1 = y + switchbox_y2 + 0.0017f*4;
+                el.y2 = el.y1;
+            } else {
+                el.y1 = y + switchbox_y1 - 0.0017f*4;
+                el.y2 = el.y1;
+            }
+            g.push_back(el);
+        }
+        if (tilewire >= TILE_WIRE_WBOUNCE && tilewire <=TILE_WIRE_EBOUNCE)
+        {
+            GraphicElement el;
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.y1 = y + switchbox_y1 + 0.0017f*4;
+            el.y2 = y + switchbox_y1 + 0.0017f*8;
+            if (tilewire == TILE_WIRE_WBOUNCE) {
+                el.x1 = x + switchbox_x1 - 0.0017f*4;
+                el.x2 = el.x1;
+            } else {
+                el.x1 = x + switchbox_x2 + 0.0017f*4;
+                el.x2 = el.x1;
+            }
+            g.push_back(el);
+        }            
+        if (tilewire >= TILE_WIRE_CLK0 && tilewire <=TILE_WIRE_LSR1)
+        {
+            GraphicElement el;                
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.x1 = x + switchbox_x2;
+            el.x2 = x + slice_x2 + 0.0255f +  (8 - (tilewire - TILE_WIRE_CLK0)) * 0.0017f;
+            el.y1 = y + slice_y2 - 0.0017f * (tilewire - TILE_WIRE_CLK0 - 5) + 3*slice_pitch;
+            el.y2 = el.y1;
+            g.push_back(el);
+            el.x1 = el.x2;
+            el.y2 = y + slice_y2 - 0.0017f * (3 + (tilewire - TILE_WIRE_CLK0));
+            g.push_back(el);
+            for (int i=0;i<4;i++)
+            {
+                el.x1 = x + slice_x2 + 0.0255f + 0.0017f;
+                el.x2 = x + slice_x2 + 0.0255f +  (8 - (tilewire - TILE_WIRE_CLK0)) * 0.0017f;
+                el.y1 = y + slice_y2 - 0.0017f * (TILE_WIRE_CLK3_SLICE - TILE_WIRE_DUMMY_D2 + 1 + tilewire - TILE_WIRE_CLK0)+ i*slice_pitch;
+                el.y2 = el.y1;
+                g.push_back(el);
+            }
+            if (tilewire==TILE_WIRE_CLK1 || tilewire==TILE_WIRE_LSR1) {
+                for (int i=0;i<2;i++)
+                {
+                    el.x1 = x + slice_x2 + 0.0051f;
+                    el.x2 = x + slice_x2 + 0.0255f +  (8 - (tilewire - TILE_WIRE_CLK0)) * 0.0017f;
+                    el.y1 = y + slice_y2 - 0.0017f * (TILE_WIRE_CLK3_SLICE - TILE_WIRE_DUMMY_D2 - 1 + (tilewire - TILE_WIRE_CLK0)/2)+ i*slice_pitch;
+                    el.y2 = el.y1;
+                    g.push_back(el);
+                }
+            }
+        }       
+
+        if (tilewire >= TILE_WIRE_FCO && tilewire <=TILE_WIRE_FCI)
+        {
+            int gap = (tilewire - TILE_WIRE_FCO) / 24;
+            GraphicElement el;                
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.x1 = x + switchbox_x2;
+            el.x2 = x + slice_x1 - 0.005f;
+            el.y1 = y + slice_y2 - 0.0017f * (tilewire - TILE_WIRE_FCO + 1 + gap*2) + 3*slice_pitch;
+            el.y2 = y + slice_y2 - 0.0017f * (tilewire - TILE_WIRE_FCO + 1 + gap*2) + 3*slice_pitch;
+            g.push_back(el);
+        }       
+
+        if (tilewire >= TILE_WIRE_MUXCLK3 && tilewire <=TILE_WIRE_MUXLSR0)
+        {
+            int gap = (tilewire - TILE_WIRE_MUXCLK3) / 2;
+            int part = (tilewire - TILE_WIRE_MUXCLK3) % 2;
+            GraphicElement el;
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.x1 = x + slice_x2 + 0.0051f;
+            el.x2 = x + slice_x2 + 0.0255f;
+            el.y1 = y + slice_y2 - 0.0017f * (TILE_WIRE_CLK3_SLICE - TILE_WIRE_DUMMY_D2 + 1 + part + gap*26) + 3*slice_pitch;
+            el.y2 = el.y1;
+            g.push_back(el);
+        }
+
+        if (tilewire >= TILE_WIRE_WD3 && tilewire <=TILE_WIRE_WD0)
+        {
+            GraphicElement el;
+            int part =  (tilewire - TILE_WIRE_WD3) % 4;
+            int group =  (tilewire - TILE_WIRE_WD3) / 2;
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.x1 = x + slice_x2 + 0.005f;
+            el.x2 = x + slice_x2 + 0.005f + 0.0017f *(4 - part);
+            el.y1 = y + slice_y2 - 0.0017f * (TILE_WIRE_WDO3C_SLICE - TILE_WIRE_DUMMY_D2 + 1 + part + 14) + 3*slice_pitch;
+            el.y2 = el.y1;
+            g.push_back(el);
+
+            el.x1 = el.x2;
+            el.y2 = y + slice_y2 - 0.0017f * (TILE_WIRE_WD1B_SLICE - TILE_WIRE_DUMMY_D2 + 1 + (part & 1) + 14*2) + (3-group)*slice_pitch;
+            g.push_back(el);
+
+            el.x1 = x + slice_x2 + 0.005f;
+            el.y1 = el.y2;
+            g.push_back(el);
+        }
+        if (tilewire >= TILE_WIRE_WAD3 && tilewire <=TILE_WIRE_WAD0)
+        {
+            GraphicElement el;
+            int part =  (tilewire - TILE_WIRE_WAD3) % 4;
+            el.type = GraphicElement::TYPE_LINE;
+            el.style = style;
+            el.x1 = x + slice_x2 + 0.005f;
+            el.x2 = x + slice_x2 + 0.005f + 0.0017f *(8 - part);
+            el.y1 = y + slice_y2 - 0.0017f * (TILE_WIRE_WADO3C_SLICE - TILE_WIRE_DUMMY_D2 + 1 + part+ 14) + 3*slice_pitch;
+            el.y2 = el.y1;
+            g.push_back(el);
+
+            el.x1 = el.x2;
+            el.y2 = y + slice_y2 - 0.0017f * (TILE_WIRE_WAD3B_SLICE - TILE_WIRE_DUMMY_D2 + 1 + part+ 14*2) + 2*slice_pitch;
+            g.push_back(el);
+
+            el.x1 = x + slice_x2 + 0.005f;
+            el.y1 = el.y2;
+            g.push_back(el);
+
+            // middle line
+            el.x1 = x + slice_x2 + 0.005f;
+            el.x2 = x + slice_x2 + 0.005f + 0.0017f *(8 - part);
+            el.y2 = y + slice_y2 - 0.0017f * (TILE_WIRE_WAD3B_SLICE - TILE_WIRE_DUMMY_D2 + 1 + part+ 14*2) + 3*slice_pitch;
+            el.y1 = el.y2;
+            g.push_back(el);
+        }
+    }
+
+}
+
+NEXTPNR_NAMESPACE_END