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#ifndef POI_VIDEO
#define POI_VIDEO
UNITY_DECLARE_TEX2D_NOSAMPLER(_VideoPixelTexture); float4 _VideoPixelTexture_ST;
UNITY_DECLARE_TEX2D_NOSAMPLER(_VideoMaskTexture); float4 _VideoMaskTexture_ST;
uint _VideoUVNumber;
uint _VideoType;
float3 pixels;
float2 _VideoResolution;
sampler2D _VideoGameboyRamp;
half _VideoBacklight;
half _VideoCRTRefreshRate;
half _VideoCRTPixelEnergizedTime;
half _VideoEnableVideoPlayer;
half _VideoRepeatVideoTexture;
half _VideoPixelateToResolution;
float2 _VideoMaskPanning;
// Video Settings
half _VideoSaturation;
half _VideoContrast;
float2 _VideoTiling;
float2 _VideoOffset;
float2 _VideoPanning;
//Debug
half _VideoEnableDebug;
UNITY_DECLARE_TEX2D_NOSAMPLER(_VideoDebugTexture); float4 _VideoDebugTexture_ST;
sampler2D _VRChat_VideoPlayer;
float4 _VRChat_VideoPlayer_TexelSize;
float4 globalVideoPlayerColor;
float3 globalColorToDisplayOnScreen;
float globalVideoOn;
float3 globalVideoEmission;
float3 applyBacklight(float3 finalColor, half backlightStrength)
{
return max(backlightStrength, finalColor.rgb);
}
float3 applyViewAngleTN(float3 finalColor)
{
float3 reflectionVector = normalize(reflect(poiCam.viewDir.rgb, poiMesh.normals[1].rgb));
float upwardShift = dot(reflectionVector, poiMesh.binormal);
upwardShift = pow(upwardShift, 1);
float sideShift = dot(reflectionVector, poiMesh.tangent);
sideShift *= pow(sideShift, 3);
#if !UNITY_COLORSPACE_GAMMA
finalColor = LinearToGammaSpace(finalColor);
#endif
finalColor = saturate(lerp(half3(0.5, 0.5, 0.5), finalColor, upwardShift + 1));
#if !UNITY_COLORSPACE_GAMMA
finalColor = GammaToLinearSpace(finalColor);
#endif
finalColor = (lerp(finalColor, finalColor.gbr, sideShift));
return finalColor;
}
float calculateCRTPixelBrightness()
{
float totalPixels = _VideoResolution.x * _VideoResolution.y;
float2 uvPixel = float2((floor((1 - poiMesh.uv[_VideoUVNumber].y) * _VideoResolution.y)) / _VideoResolution.y, (floor(poiMesh.uv[_VideoUVNumber].x * _VideoResolution.x)) / _VideoResolution.x);
float currentPixelNumber = _VideoResolution.x * (_VideoResolution.y * uvPixel.x) + _VideoResolution.y * uvPixel.y;
float currentPixelAlpha = currentPixelNumber / totalPixels;
half electronBeamAlpha = frac(_Time.y * _VideoCRTRefreshRate);
float electronBeamPixelNumber = totalPixels * electronBeamAlpha;
float DistanceInPixelsFromCurrentElectronBeamPixel = 0;
if (electronBeamPixelNumber >= currentPixelNumber)
{
DistanceInPixelsFromCurrentElectronBeamPixel = electronBeamPixelNumber - currentPixelNumber;
}
else
{
DistanceInPixelsFromCurrentElectronBeamPixel = electronBeamPixelNumber + (totalPixels - currentPixelNumber);
}
float CRTFrameTime = 1 / _VideoCRTRefreshRate;
float timeSincecurrentPixelWasHitByElectronBeam = (DistanceInPixelsFromCurrentElectronBeamPixel / totalPixels);
return saturate(_VideoCRTPixelEnergizedTime - timeSincecurrentPixelWasHitByElectronBeam);
}
void applyContrastSettings(inout float3 pixel)
{
#if !UNITY_COLORSPACE_GAMMA
pixel = LinearToGammaSpace(pixel);
#endif
pixel = saturate(lerp(half3(0.5, 0.5, 0.5), pixel, _VideoContrast + 1));
#if !UNITY_COLORSPACE_GAMMA
pixel = GammaToLinearSpace(pixel);
#endif
}
void applySaturationSettings(inout float3 pixel)
{
pixel = lerp(pixel.rgb, dot(pixel.rgb, float3(0.3, 0.59, 0.11)), -_VideoSaturation);
}
void applyVideoSettings(inout float3 pixel)
{
applySaturationSettings(pixel);
applyContrastSettings(pixel);
}
void calculateLCD(inout float4 finalColor)
{
UNITY_BRANCH
if(_VideoEnableVideoPlayer == 0)
{
globalColorToDisplayOnScreen = finalColor;
}
globalColorToDisplayOnScreen = applyBacklight(globalColorToDisplayOnScreen, _VideoBacklight * .01);
applyVideoSettings(globalColorToDisplayOnScreen);
finalColor.rgb = globalColorToDisplayOnScreen * pixels * _VideoBacklight;
}
void calculateTN(inout float4 finalColor)
{
if(_VideoEnableVideoPlayer == 0)
{
globalColorToDisplayOnScreen = finalColor;
}
globalColorToDisplayOnScreen = applyBacklight(globalColorToDisplayOnScreen, _VideoBacklight * .01);
globalColorToDisplayOnScreen = applyViewAngleTN(globalColorToDisplayOnScreen);
applyVideoSettings(globalColorToDisplayOnScreen);
finalColor.rgb = globalColorToDisplayOnScreen * pixels * _VideoBacklight;
}
void calculateCRT(inout float4 finalColor)
{
UNITY_BRANCH
if(_VideoEnableVideoPlayer == 0)
{
globalColorToDisplayOnScreen = finalColor;
}
float brightness = calculateCRTPixelBrightness();
applyVideoSettings(globalColorToDisplayOnScreen);
finalColor.rgb = globalColorToDisplayOnScreen * pixels * brightness * _VideoBacklight;
}
void calculateOLED(inout float4 finalColor)
{
UNITY_BRANCH
if(_VideoEnableVideoPlayer == 0)
{
globalColorToDisplayOnScreen = finalColor;
}
applyVideoSettings(globalColorToDisplayOnScreen);
finalColor.rgb = globalColorToDisplayOnScreen * pixels * _VideoBacklight;
}
void calculateGameboy(inout float4 finalColor)
{
UNITY_BRANCH
if(_VideoEnableVideoPlayer == 0)
{
globalColorToDisplayOnScreen = finalColor;
}
applyVideoSettings(globalColorToDisplayOnScreen);
half brightness = saturate((globalColorToDisplayOnScreen.r + globalColorToDisplayOnScreen.g + globalColorToDisplayOnScreen.b) * .3333333);
finalColor.rgb = tex2D(_VideoGameboyRamp, brightness);
}
void calculateProjector(inout float4 finalColor, float4 finalColorBeforeLighting)
{
UNITY_BRANCH
if(_VideoEnableVideoPlayer == 0)
{
globalColorToDisplayOnScreen = finalColor;
}
applyVideoSettings(globalColorToDisplayOnScreen);
float3 projectorColor = finalColorBeforeLighting * globalColorToDisplayOnScreen * _VideoBacklight;
finalColor.r = clamp(projectorColor.r, finalColor.r, 1000);
finalColor.g = clamp(projectorColor.g, finalColor.g, 1000);
finalColor.b = clamp(projectorColor.b, finalColor.b, 1000);
}
void applyScreenEffect(inout float4 finalColor, float4 finalColorBeforeLighting)
{
float4 finalColorBeforeScreen = finalColor;
pixels = UNITY_SAMPLE_TEX2D_SAMPLER(_VideoPixelTexture, _MainTex, TRANSFORM_TEX(poiMesh.uv[_VideoUVNumber], _VideoPixelTexture) * _VideoResolution);
globalVideoOn = 0;
UNITY_BRANCH
if(_VideoEnableVideoPlayer == 1)
{
float4 videoTexture = 0;
UNITY_BRANCH
if(_VideoPixelateToResolution)
{
UNITY_BRANCH
if(_VideoEnableDebug)
{
videoTexture = UNITY_SAMPLE_TEX2D_SAMPLER(_VideoDebugTexture, _MainTex, round(TRANSFORM_TEX(poiMesh.uv[_VideoUVNumber], _VideoDebugTexture) * _VideoResolution + .5) / _VideoResolution);
}
else
{
videoTexture = tex2D(_VRChat_VideoPlayer, round(poiMesh.uv[_VideoUVNumber] * _VideoResolution + .5) / _VideoResolution);
}
}
else
{
UNITY_BRANCH
if(_VideoEnableDebug)
{
videoTexture = UNITY_SAMPLE_TEX2D_SAMPLER(_VideoDebugTexture, _MainTex, TRANSFORM_TEX(poiMesh.uv[_VideoUVNumber], _VideoDebugTexture) * _VideoTiling + _VideoOffset);
}
else
{
videoTexture = tex2D(_VRChat_VideoPlayer, ((poiMesh.uv[_VideoUVNumber] + _Time.x * _VideoPanning) * _VideoTiling) + _VideoOffset);
}
}
if(videoTexture.a == 1)
{
globalColorToDisplayOnScreen = videoTexture.rgb;
globalVideoOn = 1;
}
}
UNITY_BRANCH
if(_VideoRepeatVideoTexture == 1)
{
if(poiMesh.uv[_VideoUVNumber].x > 1 || poiMesh.uv[_VideoUVNumber].x < 0 || poiMesh.uv[_VideoUVNumber].y > 1 || poiMesh.uv[_VideoUVNumber].y < 0)
{
return;
}
}
switch(_VideoType)
{
case 0: // LCD
{
calculateLCD(finalColor);
break;
}
case 1: // TN
{
calculateTN(finalColor);
break;
}
case 2: // CRT
{
calculateCRT(finalColor);
break;
}
case 3: // OLED
{
calculateOLED(finalColor);
break;
}
case 4: // Gameboy
{
calculateGameboy(finalColor);
break;
}
case 5: // Projector
{
calculateProjector(finalColor, finalColorBeforeLighting);
break;
}
}
float screenMask = UNITY_SAMPLE_TEX2D_SAMPLER(_VideoMaskTexture, _MainTex, TRANSFORM_TEX(poiMesh.uv[_VideoUVNumber], _VideoMaskTexture) + _Time.x * _VideoMaskPanning);
finalColor = lerp(finalColorBeforeScreen, finalColor, screenMask);
globalVideoEmission = finalColor.rgb;
}
#endif
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