aeafa16...4d3cf73

2019-03-18 22:57:05 +02:00
parent 3301bed442
commit 23687fbf2f
77 changed files with 2275 additions and 717 deletions
@@ -0,0 +1,99 @@
+Texture2D xTexture;
+sampler TextureSampler = sampler_state { Texture = <xTexture>; };
+
+float4x4 xTransform;
+
+const int MaxDeformResolution = 15 * 15;
+
+float2 deformArray[15 * 15];
+
+int deformArrayWidth;
+int deformArrayHeight;
+
+float2 uvTopLeft;
+float2 uvBottomRight;
+
+float4 tintColor;
+float4 solidColor;
+
+struct VertexShaderInput
+{
+	float4 Position : SV_POSITION;
+	float4 Color : COLOR0;
+	float2 TexCoords: TEXCOORD0;
+};
+
+struct VertexShaderOutput
+{
+	float4 Position : SV_POSITION;
+	float4 Color : COLOR0;
+	float2 TexCoords: TEXCOORD0;
+}; 
+
+VertexShaderOutput mainVS(in VertexShaderInput input)
+{
+	VertexShaderOutput output = (VertexShaderOutput)0;
+
+	float2 normalizedUv = (input.TexCoords - uvTopLeft) / (uvBottomRight - uvTopLeft);
+
+	int2 deformIndexTopLeft =
+	{ 
+        min(floor(normalizedUv.x * (deformArrayWidth - 1)), deformArrayWidth - 1),
+		min(floor(normalizedUv.y * (deformArrayHeight - 1)), deformArrayHeight - 1)
+    };
+	int2 deformIndexBottomRight =
+	{
+		min(deformIndexTopLeft.x + 1, deformArrayWidth - 1),
+		min(deformIndexTopLeft.y + 1, deformArrayHeight - 1)
+	};
+
+    float2 deformTopLeft = deformArray[deformIndexTopLeft.x + deformIndexTopLeft.y * deformArrayWidth];
+    float2 deformTopRight = deformArray[deformIndexBottomRight.x + deformIndexTopLeft.y * deformArrayWidth];
+    float2 deformBottomLeft = deformArray[deformIndexTopLeft.x + deformIndexBottomRight.y * deformArrayWidth];
+    float2 deformBottomRight = deformArray[deformIndexBottomRight.x + deformIndexBottomRight.y * deformArrayWidth];
+
+    float divX = 1.0 / (deformArrayWidth - 1);
+    float divY = 1.0 / (deformArrayHeight - 1);
+
+	float2 vertexOffset = 
+	{
+        lerp(
+			lerp(deformTopLeft, deformTopRight, (normalizedUv.x % divX) / divX),
+			lerp(deformBottomLeft, deformBottomRight, (normalizedUv.x % divX) / divX),
+			(normalizedUv.y % divY) / divY)
+    };
+
+    output.Position = mul(input.Position + float4(vertexOffset, 0, 0), xTransform);
+	output.Color = input.Color * tintColor;
+	output.TexCoords = input.TexCoords;
+
+	return output;
+}
+
+float4 mainPS(VertexShaderOutput input) : COLOR
+{
+	return xTexture.Sample(TextureSampler, input.TexCoords) * input.Color;
+}
+
+float4 solidColorPS(VertexShaderOutput input) : COLOR
+{
+	return solidColor * xTexture.Sample(TextureSampler, input.TexCoords).a;
+}
+
+technique DeformShader
+{
+	pass Pass1
+	{
+		VertexShader = compile vs_4_0_level_9_1 mainVS();
+		PixelShader = compile ps_4_0_level_9_1 mainPS();
+	}
+}
+
+technique DeformShaderSolidColor
+{
+    pass Pass1
+    {
+        VertexShader = compile vs_4_0_level_9_1 mainVS();
+        PixelShader = compile ps_4_0_level_9_1 solidColorPS();
+    }
+}