From dd7595a3475407a7fa96a97393bae8c5220e8762 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Wed, 4 Jan 2012 18:41:13 +1000
Subject: Add the base Enlightenment Foundation Libraries - eina, eet, evas,
 ecore, embryo, and edje.

Note that embryo wont be used, but I'm not sure yet if you can build edje without it.
---
 .../engines/direct3d/evas_direct3d_object_line.cpp | 60 ++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 libraries/evas/src/modules/engines/direct3d/evas_direct3d_object_line.cpp

(limited to 'libraries/evas/src/modules/engines/direct3d/evas_direct3d_object_line.cpp')

diff --git a/libraries/evas/src/modules/engines/direct3d/evas_direct3d_object_line.cpp b/libraries/evas/src/modules/engines/direct3d/evas_direct3d_object_line.cpp
new file mode 100644
index 0000000..9442243
--- /dev/null
+++ b/libraries/evas/src/modules/engines/direct3d/evas_direct3d_object_line.cpp
@@ -0,0 +1,60 @@
+
+#include "evas_direct3d_object_line.h"
+#include "evas_direct3d_device.h"
+#include "evas_direct3d_shader_pack.h"
+
+TArray<D3DObjectLine::Vertex> D3DObjectLine::_cache;
+bool D3DObjectLine::_cache_enabled = false;
+
+D3DObjectLine::D3DObjectLine()
+{
+   _x1 = _y1 = 0;
+   _x2 = _y2 = 0;
+}
+
+void D3DObjectLine::BeginCache()
+{
+   _cache.Allocate(0);
+   _cache_enabled = true;
+}
+
+void D3DObjectLine::EndCache(D3DDevice *d3d)
+{
+   if (!_cache_enabled || _cache.Length() == 0)
+      return;
+   D3DShaderPack::Current()->SetVDecl(d3d, D3DShaderPack::VDECL_XYC);
+   D3DShaderPack::Current()->SetVS(d3d, D3DShaderPack::VS_COPY_COLOR);
+   D3DShaderPack::Current()->SetPS(d3d, D3DShaderPack::PS_COLOR);
+   d3d->GetDevice()->DrawPrimitiveUP(D3DPT_LINELIST, _cache.Length() / 2, 
+      _cache.Data(), sizeof(Vertex));
+
+   DBG("Line cache drawn: %d items", _cache.Length() / 2);
+   _cache_enabled = false;
+}
+
+void D3DObjectLine::Draw(D3DDevice *d3d)
+{
+   Vertex data[2] = {{_x1, _y1, _color}, {_x2, _y2, _color}};
+
+   if (!_cache_enabled)
+   {
+      D3DShaderPack::Current()->SetVDecl(d3d, D3DShaderPack::VDECL_XYC);
+      D3DShaderPack::Current()->SetVS(d3d, D3DShaderPack::VS_COPY_COLOR);
+      D3DShaderPack::Current()->SetPS(d3d, D3DShaderPack::PS_COLOR);
+      d3d->GetDevice()->DrawPrimitiveUP(D3DPT_LINELIST, 1, data, sizeof(Vertex));
+   }
+   else
+   {
+      _cache.Add(data[0]);
+      _cache.Add(data[1]);
+   }
+}
+
+void D3DObjectLine::Setup(FLOAT x1, FLOAT y1, FLOAT x2, FLOAT y2, DWORD color)
+{
+   _x1 = x1;
+   _y1 = y1;
+   _x2 = x2;
+   _y2 = y2;
+   _color = color;
+}
-- 
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