From 393b5cd1dc438872af89d334ef6e5fcc59f27d47 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Sun, 13 Jan 2013 17:24:39 +1000
Subject: Added Irrlicht 1.8, but without all the Windows binaries.

---
 libraries/irrlicht-1.8/media/d3d9.hlsl | 84 ++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 libraries/irrlicht-1.8/media/d3d9.hlsl

(limited to 'libraries/irrlicht-1.8/media/d3d9.hlsl')

diff --git a/libraries/irrlicht-1.8/media/d3d9.hlsl b/libraries/irrlicht-1.8/media/d3d9.hlsl
new file mode 100644
index 0000000..e3f3e42
--- /dev/null
+++ b/libraries/irrlicht-1.8/media/d3d9.hlsl
@@ -0,0 +1,84 @@
+// part of the Irrlicht Engine Shader example.
+// These simple Direct3D9 pixel and vertex shaders will be loaded by the shaders
+// example. Please note that these example shaders don't do anything really useful.
+// They only demonstrate that shaders can be used in Irrlicht.
+
+//-----------------------------------------------------------------------------
+// Global variables
+//-----------------------------------------------------------------------------
+float4x4 mWorldViewProj; // World * View * Projection transformation
+float4x4 mInvWorld;      // Inverted world matrix
+float4x4 mTransWorld;    // Transposed world matrix
+float3 mLightPos;        // Light position
+float4 mLightColor;      // Light color
+
+
+// Vertex shader output structure
+struct VS_OUTPUT
+{
+	float4 Position : POSITION;  // vertex position
+	float4 Diffuse  : COLOR0;    // vertex diffuse color
+	float2 TexCoord : TEXCOORD0; // tex coords
+};
+
+
+VS_OUTPUT vertexMain(in float4 vPosition : POSITION,
+					in float3 vNormal    : NORMAL,
+					float2 texCoord      : TEXCOORD0 )
+{
+	VS_OUTPUT Output;
+
+	// transform position to clip space
+	Output.Position = mul(vPosition, mWorldViewProj);
+
+	// transform normal
+	float3 normal = mul(float4(vNormal,0.0), mInvWorld);
+
+	// renormalize normal
+	normal = normalize(normal);
+
+	// position in world coodinates
+	float3 worldpos = mul(mTransWorld, vPosition);
+
+	// calculate light vector, vtxpos - lightpos
+	float3 lightVector = worldpos - mLightPos;
+
+	// normalize light vector
+	lightVector = normalize(lightVector);
+
+	// calculate light color
+	float3 tmp = dot(-lightVector, normal);
+	tmp = lit(tmp.x, tmp.y, 1.0);
+
+	tmp = mLightColor * tmp.y;
+	Output.Diffuse = float4(tmp.x, tmp.y, tmp.z, 0);
+	Output.TexCoord = texCoord;
+
+	return Output;
+}
+
+
+// Pixel shader output structure
+struct PS_OUTPUT
+{
+	float4 RGBColor : COLOR0; // Pixel color
+};
+
+
+sampler2D myTexture;
+	
+PS_OUTPUT pixelMain(float2 TexCoord : TEXCOORD0,
+					float4 Position : POSITION,
+					float4 Diffuse  : COLOR0 ) 
+{
+	PS_OUTPUT Output;
+
+	float4 col = tex2D( myTexture, TexCoord ); // sample color map
+
+	// multiply with diffuse and do other senseless operations
+	Output.RGBColor = Diffuse * col;
+	Output.RGBColor *= 4.0;
+
+	return Output;
+}
+
-- 
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