64 lines
1.8 KiB
Plaintext
64 lines
1.8 KiB
Plaintext
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sampler sampler0_ : register(s0);
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//The following semantic-linked global variables are provided by the engine.
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// WORLD (float4x4)
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// The transformation matrix of the render object.
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// VIEW (float4x4)
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// The view matrix. Used to transform world coordinates to camera coordinates.
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// PROJECTION (float4x4)
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// The projection matrix. Used to transform camera coordinates to device coordinates.
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// FOGENABLE (bool)
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// A boolean indicating whether fog was enabled for the render object.
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// FOGCOLOR (float4)
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// The color of the fog set with SetFogParam. The packing format is (r, g, b, a).
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// FOGDIST (float2)
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// The ranges of the fog set with SetFogParam. The packing format is (fog start, fog end).
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float4x4 g_mWorld : WORLD : register(c0);
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float4x4 g_mView : VIEW : register(c4);
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float4x4 g_mProj : PROJECTION : register(c8);
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float4 g_vFogColor : FOGCOLOR : register(c12);
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float2 g_vFogDist : FOGDIST : register(c13);
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float frame_;
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struct VS_INPUT {
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float4 position : POSITION;
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float4 diffuse : COLOR0;
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float2 texCoord : TEXCOORD0;
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};
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struct VS_OUTPUT {
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float4 position : POSITION;
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float4 diffuse : COLOR0;
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float2 texCoord : TEXCOORD0;
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float fog : FOG;
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};
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VS_OUTPUT mainVS(VS_INPUT InVs) {
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VS_OUTPUT OutVs;
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OutVs.diffuse = InVs.diffuse;
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OutVs.texCoord = InVs.texCoord - float2(frame_, 0);
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OutVs.position = mul(InVs.position, g_mWorld);
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OutVs.position = mul(OutVs.position, g_mView);
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OutVs.fog = saturate((g_vFogDist.y - OutVs.position.z) / (g_vFogDist.y - g_vFogDist.x));
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OutVs.position = mul(OutVs.position, g_mProj);
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return OutVs;
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}
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float4 mainPS(VS_OUTPUT InPs) : COLOR0 {
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float4 color = tex2D(sampler0_, InPs.texCoord);
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color.rgb = lerp(g_vFogColor.rgb, color.rgb, InPs.fog);
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return color * InPs.diffuse;
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}
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technique Render {
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pass P0 {
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VertexShader = compile vs_3_0 mainVS();
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PixelShader = compile ps_3_0 mainPS();
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}
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}
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