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https://git.stillkill.net/MinecraftLeak/MinecraftLegends.git
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95 lines
2.1 KiB
Plaintext
95 lines
2.1 KiB
Plaintext
#include "ShaderConstantsGNM.h"
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struct VS_Input {
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float3 position : POSITION;
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float4 normal : NORMAL;
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float2 texCoords : TEXCOORD_0;
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float4 color : COLOR;
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};
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struct PS_Input {
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float4 position : S_POSITION;
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#ifdef ENABLE_LIGHT
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float4 light : LIGHT;
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#endif
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#ifdef ENABLE_FOG
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float4 fogColor : FOG_COLOR;
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#endif
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#ifndef DISABLE_TINTING
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float4 color : COLOR;
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#endif
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float2 texCoords : TEXCOORD_0_FB_MSAA;
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};
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static const float AMBIENT = 0.45;
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static const float XFAC = -0.1;
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static const float ZFAC = 0.1;
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float4 TransformRGBA8_SNORM(const float4 RGBA8_SNORM) {
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#ifdef R8G8B8A8_SNORM_UNSUPPORTED
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return RGBA8_SNORM * float(2.0).xxxx - float(1.0).xxxx;
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#else
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return RGBA8_SNORM;
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#endif
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}
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float lightIntensity(const float4 position, const float4 normal) {
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#ifdef FANCY
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float3 N = normalize(mul(WORLD, normal)).xyz;
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N.y *= TILE_LIGHT_COLOR.a;
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//take care of double sided polygons on materials without culling
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#ifdef FLIP_BACKFACES
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float3 viewDir = normalize((mul(WORLD, position)).xyz);
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if (dot(N, viewDir) > 0.0) {
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N *= -1.0;
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}
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#endif
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float yLight = (1.0 + N.y) * 0.5;
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return yLight * (1.0 - AMBIENT) + N.x*N.x * XFAC + N.z*N.z * ZFAC + AMBIENT;
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#else
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return 1.0;
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#endif
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}
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PS_Input main(in VS_Input VSInput) {
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PS_Input PSInput = (PS_Input)0;
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PSInput.position = mul(WORLDVIEWPROJ, float4(VSInput.position, 1));
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#ifdef ENABLE_LIGHT
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float4 normal = TransformRGBA8_SNORM(VSInput.normal);
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float L = lightIntensity(float4(VSInput.position, 1), normal);
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PSInput.light = float4(L.xxx * TILE_LIGHT_COLOR.rgb, 1.0);
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#endif
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int frameIndex = int(VSInput.color.a * 255.0f);
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PSInput.texCoords.xy = VSInput.texCoords.xy + BANNER_UV_OFFSETS[frameIndex].xy;
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#ifndef DISABLE_TINTING
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PSInput.color = BANNER_COLORS[frameIndex];
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PSInput.color.a = 1.0f;
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if (frameIndex > 0) {
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PSInput.color.a = 0.0f;
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}
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#endif
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#ifdef ENABLE_FOG
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//fog
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PSInput.fogColor.rgb = FOG_COLOR.rgb;
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PSInput.fogColor.a = clamp(((PSInput.position.z / RENDER_DISTANCE) - FOG_CONTROL.x) / (FOG_CONTROL.y - FOG_CONTROL.x), 0.0, 1.0);
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#endif
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return PSInput;
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}
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