| public SetGlobalVector ( int nameID, System.Vector4 value ) : void | ||
| nameID | int | |
| value | System.Vector4 | |
| return | void | |
// Whenever any camera will render us, add a command buffer to do the work on it
public void OnWillRenderObject()
{
var act = gameObject.activeInHierarchy && enabled;
if (!act)
{
Cleanup();
return;
}
var cam = Camera.current;
if (!cam)
return;
CommandBuffer buf = null;
// Did we already add the command buffer on this camera? Nothing to do then.
if (m_Cameras.ContainsKey(cam))
return;
if (!m_Material)
{
m_Material = new Material(m_BlurShader);
m_Material.hideFlags = HideFlags.HideAndDontSave;
}
buf = new CommandBuffer();
buf.name = "Grab screen and blur";
m_Cameras[cam] = buf;
// copy screen into temporary RT
int screenCopyID = Shader.PropertyToID("_ScreenCopyTexture");
buf.GetTemporaryRT (screenCopyID, -1, -1, 0, FilterMode.Bilinear);
buf.Blit (BuiltinRenderTextureType.CurrentActive, screenCopyID);
// get two smaller RTs
int blurredID = Shader.PropertyToID("_Temp1");
int blurredID2 = Shader.PropertyToID("_Temp2");
buf.GetTemporaryRT (blurredID, -2, -2, 0, FilterMode.Bilinear);
buf.GetTemporaryRT (blurredID2, -2, -2, 0, FilterMode.Bilinear);
// downsample screen copy into smaller RT, release screen RT
buf.Blit (screenCopyID, blurredID);
buf.ReleaseTemporaryRT (screenCopyID);
// horizontal blur
buf.SetGlobalVector("offsets", new Vector4(2.0f/Screen.width,0,0,0));
buf.Blit (blurredID, blurredID2, m_Material);
// vertical blur
buf.SetGlobalVector("offsets", new Vector4(0,2.0f/Screen.height,0,0));
buf.Blit (blurredID2, blurredID, m_Material);
// horizontal blur
buf.SetGlobalVector("offsets", new Vector4(4.0f/Screen.width,0,0,0));
buf.Blit (blurredID, blurredID2, m_Material);
// vertical blur
buf.SetGlobalVector("offsets", new Vector4(0,4.0f/Screen.height,0,0));
buf.Blit (blurredID2, blurredID, m_Material);
buf.SetGlobalTexture("_GrabBlurTexture", blurredID);
cam.AddCommandBuffer (CameraEvent.AfterSkybox, buf);
}
static public int SetGlobalVector(IntPtr l)
{
try {
int argc = LuaDLL.lua_gettop(l);
if (matchType(l, argc, 2, typeof(int), typeof(UnityEngine.Vector4)))
{
UnityEngine.Rendering.CommandBuffer self = (UnityEngine.Rendering.CommandBuffer)checkSelf(l);
System.Int32 a1;
checkType(l, 2, out a1);
UnityEngine.Vector4 a2;
checkType(l, 3, out a2);
self.SetGlobalVector(a1, a2);
return(0);
}
else if (matchType(l, argc, 2, typeof(string), typeof(UnityEngine.Vector4)))
{
UnityEngine.Rendering.CommandBuffer self = (UnityEngine.Rendering.CommandBuffer)checkSelf(l);
System.String a1;
checkType(l, 2, out a1);
UnityEngine.Vector4 a2;
checkType(l, 3, out a2);
self.SetGlobalVector(a1, a2);
return(0);
}
LuaDLL.luaL_error(l, "No matched override function to call");
return(0);
}
catch (Exception e) {
LuaDLL.luaL_error(l, e.ToString());
return(0);
}
}
private void CloneToBuffer(Material mat, CommandBuffer buf)
{
foreach (KeyValuePair<object, object> field in cache)
{
object obj = field.Value;
//float
int id = (int)field.Key;
if (obj.GetType() == typeof(float))
{
float value = mat.GetFloat(id);
buf.SetGlobalFloat(id, value);
}
//Color
else if (obj.GetType() == typeof(Color))
{
Color value = mat.GetColor(id);
buf.SetGlobalColor(id, value);
}
//Color32
else if (obj.GetType() == typeof(Color32))
{
Color value = mat.GetColor(id);
buf.SetGlobalColor(id, value);
}//Vector2
else if (obj.GetType() == typeof(Vector2))
{
Vector4 value = mat.GetVector(id);
buf.SetGlobalVector(id, value);
}
//Vector3
else if (obj.GetType() == typeof(Vector3))
{
Vector4 value = mat.GetVector(id);
buf.SetGlobalVector(id, value);
}
//Vector4
else if (obj.GetType() == typeof(Vector4))
{
Vector4 value = mat.GetVector(id);
buf.SetGlobalVector(id, value);
}
//Matrix
else if (obj.GetType() == typeof(Matrix4x4))
{
Matrix4x4 value = mat.GetMatrix(id);
buf.SetGlobalMatrix(id, value);
}
}
}
internal override void RenderVectors( Camera camera, CommandBuffer renderCB, float scale, AmplifyMotion.Quality quality )
{
if ( m_initialized && !m_error && m_renderer.isVisible )
{
Profiler.BeginSample( "Skinned.Update" );
if ( !m_useFallback )
{
if ( !m_useGPU )
WaitForAsyncUpdate();
}
Profiler.EndSample();
Profiler.BeginSample( "Skinned.Render" );
if ( !m_useGPU )
{
if ( !m_useFallback )
m_clonedMesh.vertices = m_currVertices;
m_clonedMesh.normals = m_prevVertices;
}
const float rcp255 = 1 / 255.0f;
bool mask = ( m_owner.Instance.CullingMask & ( 1 << m_obj.gameObject.layer ) ) != 0;
int objectId = mask ? m_owner.Instance.GenerateObjectId( m_obj.gameObject ) : 255;
Matrix4x4 prevModelViewProj;
if ( m_obj.FixedStep )
prevModelViewProj = m_owner.PrevViewProjMatrixRT * m_currLocalToWorld;
else
prevModelViewProj = m_owner.PrevViewProjMatrixRT * m_prevLocalToWorld;
renderCB.SetGlobalMatrix( "_AM_MATRIX_PREV_MVP", prevModelViewProj );
renderCB.SetGlobalFloat( "_AM_OBJECT_ID", objectId * rcp255 );
renderCB.SetGlobalFloat( "_AM_MOTION_SCALE", mask ? scale : 0 );
if ( m_useGPU )
{
#if !UNITY_4
Vector4 vertexTexelSize = new Vector4( 1.0f / m_gpuVertexTexWidth, 1.0f / m_gpuVertexTexHeight, m_gpuVertexTexWidth, m_gpuVertexTexHeight );
renderCB.SetGlobalVector( "_AM_VERTEX_TEXEL_SIZE", vertexTexelSize );
renderCB.SetGlobalVector( "_AM_VERTEX_TEXEL_HALFSIZE", vertexTexelSize * 0.5f );
renderCB.SetGlobalTexture( "_AM_PREV_VERTEX_TEX", m_gpuPrevVertices );
renderCB.SetGlobalTexture( "_AM_CURR_VERTEX_TEX", m_gpuCurrVertices );
#endif
}
int hardwarePass = m_useGPU ? 4 : 0;
int qualityPass = ( quality == AmplifyMotion.Quality.Mobile ) ? 0 : 2;
int basePass = hardwarePass + qualityPass;
for ( int i = 0; i < m_sharedMaterials.Length; i++ )
{
MaterialDesc matDesc = m_sharedMaterials[ i ];
int pass = basePass + ( matDesc.coverage ? 1 : 0 );
if ( matDesc.coverage )
{
Texture mainTex = matDesc.material.mainTexture;
if ( mainTex != null )
matDesc.propertyBlock.SetTexture( "_MainTex", mainTex );
if ( matDesc.cutoff )
matDesc.propertyBlock.SetFloat( "_Cutoff", matDesc.material.GetFloat( "_Cutoff" ) );
}
renderCB.DrawMesh( m_clonedMesh, m_currLocalToWorld, m_owner.Instance.SkinnedVectorsMaterial, i, pass, matDesc.propertyBlock );
}
Profiler.EndSample();
}
}
// [ImageEffectOpaque]
public void OnPreRender()
{
if (material == null)
{
return;
}
else if (Camera.current.actualRenderingPath != RenderingPath.DeferredShading)
{
return;
}
int downsampleAmount = (settings.reflectionSettings.reflectionQuality == SSRResolution.High) ? 1 : 2;
var rtW = camera_.pixelWidth / downsampleAmount;
var rtH = camera_.pixelHeight / downsampleAmount;
float sWidth = camera_.pixelWidth;
float sHeight = camera_.pixelHeight;
float sx = sWidth / 2.0f;
float sy = sHeight / 2.0f;
const int maxMip = 5;
RenderTextureFormat intermediateFormat = camera_.hdr ? RenderTextureFormat.ARGBHalf : RenderTextureFormat.ARGB32;
material.SetInt("_RayStepSize", settings.reflectionSettings.stepSize);
material.SetInt("_AdditiveReflection", settings.reflectionSettings.blendType == SSRReflectionBlendType.Additive ? 1 : 0);
material.SetInt("_BilateralUpsampling", bilateralUpsample ? 1 : 0);
material.SetInt("_TreatBackfaceHitAsMiss", treatBackfaceHitAsMiss ? 1 : 0);
material.SetInt("_AllowBackwardsRays", settings.reflectionSettings.reflectBackfaces ? 1 : 0);
material.SetInt("_TraceBehindObjects", traceBehindObjects ? 1 : 0);
material.SetInt("_MaxSteps", settings.reflectionSettings.iterationCount);
material.SetInt("_FullResolutionFiltering", 0);
material.SetInt("_HalfResolution", (settings.reflectionSettings.reflectionQuality != SSRResolution.High) ? 1 : 0);
material.SetInt("_HighlightSuppression", highlightSuppression ? 1 : 0);
/** The height in pixels of a 1m object if viewed from 1m away. */
float pixelsPerMeterAtOneMeter = sWidth / (-2.0f * (float)(Math.Tan(camera_.fieldOfView / 180.0 * Math.PI * 0.5)));
material.SetFloat("_PixelsPerMeterAtOneMeter", pixelsPerMeterAtOneMeter);
material.SetFloat("_ScreenEdgeFading", settings.screenEdgeMask.intensity);
material.SetFloat("_ReflectionBlur", settings.reflectionSettings.reflectionBlur);
material.SetFloat("_MaxRayTraceDistance", settings.reflectionSettings.maxDistance);
material.SetFloat("_FadeDistance", settings.intensitySettings.fadeDistance);
material.SetFloat("_LayerThickness", settings.reflectionSettings.widthModifier);
material.SetFloat("_SSRMultiplier", settings.intensitySettings.reflectionMultiplier);
material.SetFloat("_FresnelFade", settings.intensitySettings.fresnelFade);
material.SetFloat("_FresnelFadePower", settings.intensitySettings.fresnelFadePower);
Matrix4x4 P = camera_.projectionMatrix;
Vector4 projInfo = new Vector4
((-2.0f / (sWidth * P[0])),
(-2.0f / (sHeight * P[5])),
((1.0f - P[2]) / P[0]),
((1.0f + P[6]) / P[5]));
Vector3 cameraClipInfo = (float.IsPositiveInfinity(camera_.farClipPlane)) ?
new Vector3(camera_.nearClipPlane, -1.0f, 1.0f) :
new Vector3(camera_.nearClipPlane * camera_.farClipPlane, camera_.nearClipPlane - camera_.farClipPlane, camera_.farClipPlane);
material.SetVector("_ReflectionBufferSize", new Vector2(rtW, rtH));
material.SetVector("_ScreenSize", new Vector2(sWidth, sHeight));
material.SetVector("_InvScreenSize", new Vector2((float)(1.0f / sWidth), (float)(1.0f / sHeight)));
material.SetVector("_ProjInfo", projInfo); // used for unprojection
material.SetVector("_CameraClipInfo", cameraClipInfo);
Matrix4x4 warpToScreenSpaceMatrix = new Matrix4x4();
warpToScreenSpaceMatrix.SetRow(0, new Vector4(sx, 0.0f, 0.0f, sx));
warpToScreenSpaceMatrix.SetRow(1, new Vector4(0.0f, sy, 0.0f, sy));
warpToScreenSpaceMatrix.SetRow(2, new Vector4(0.0f, 0.0f, 1.0f, 0.0f));
warpToScreenSpaceMatrix.SetRow(3, new Vector4(0.0f, 0.0f, 0.0f, 1.0f));
Matrix4x4 projectToPixelMatrix = warpToScreenSpaceMatrix * P;
material.SetMatrix("_ProjectToPixelMatrix", projectToPixelMatrix);
material.SetMatrix("_WorldToCameraMatrix", camera_.worldToCameraMatrix);
material.SetMatrix("_CameraToWorldMatrix", camera_.worldToCameraMatrix.inverse);
if (m_CommandBuffer == null)
{
m_CommandBuffer = new CommandBuffer();
m_CommandBuffer.name = "Screen Space Reflections";
// RGB: Normals, A: Roughness.
// Has the nice benefit of allowing us to control the filtering mode as well.
m_CommandBuffer.GetTemporaryRT(kNormalAndRoughnessTexture, -1, -1, 0, FilterMode.Point, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
m_CommandBuffer.GetTemporaryRT(kHitPointTexture, rtW, rtH, 0, FilterMode.Bilinear, RenderTextureFormat.ARGBHalf, RenderTextureReadWrite.Linear);
for (int i = 0; i < maxMip; ++i)
{
// We explicitly interpolate during bilateral upsampling.
m_CommandBuffer.GetTemporaryRT(kReflectionTextures[i], rtW >> i, rtH >> i, 0, FilterMode.Bilinear, intermediateFormat);
}
m_CommandBuffer.GetTemporaryRT(kFilteredReflections, rtW, rtH, 0, bilateralUpsample ? FilterMode.Point : FilterMode.Bilinear, intermediateFormat);
m_CommandBuffer.GetTemporaryRT(kFinalReflectionTexture, rtW, rtH, 0, FilterMode.Point, intermediateFormat);
m_CommandBuffer.Blit(BuiltinRenderTextureType.CameraTarget, kNormalAndRoughnessTexture, material, (int)PassIndex.BilateralKeyPack);
m_CommandBuffer.Blit(BuiltinRenderTextureType.CameraTarget, kHitPointTexture, material, (int)PassIndex.RayTraceStep);
m_CommandBuffer.Blit(BuiltinRenderTextureType.CameraTarget, kFilteredReflections, material, (int)PassIndex.HitPointToReflections);
m_CommandBuffer.Blit(kFilteredReflections, kReflectionTextures[0], material, (int)PassIndex.PoissonBlur);
for (int i = 1; i < maxMip; ++i)
{
int inputTex = kReflectionTextures[i - 1];
int lowMip = i;
m_CommandBuffer.GetTemporaryRT(kBlurTexture, rtW >> lowMip, rtH >> lowMip, 0, FilterMode.Bilinear, intermediateFormat);
m_CommandBuffer.SetGlobalVector("_Axis", new Vector4(1.0f, 0.0f, 0.0f, 0.0f));
m_CommandBuffer.SetGlobalFloat("_CurrentMipLevel", i - 1.0f);
m_CommandBuffer.Blit(inputTex, kBlurTexture, material, (int)PassIndex.Blur);
m_CommandBuffer.SetGlobalVector("_Axis", new Vector4(0.0f, 1.0f, 0.0f, 0.0f));
inputTex = kReflectionTextures[i];
m_CommandBuffer.Blit(kBlurTexture, inputTex, material, (int)PassIndex.Blur);
m_CommandBuffer.ReleaseTemporaryRT(kBlurTexture);
}
m_CommandBuffer.Blit(kReflectionTextures[0], kFinalReflectionTexture, material, (int)PassIndex.CompositeSSR);
m_CommandBuffer.GetTemporaryRT(kTempTexture, camera_.pixelWidth, camera_.pixelHeight, 0, FilterMode.Bilinear, intermediateFormat);
m_CommandBuffer.Blit(BuiltinRenderTextureType.CameraTarget, kTempTexture, material, (int)PassIndex.CompositeFinal);
m_CommandBuffer.Blit(kTempTexture, BuiltinRenderTextureType.CameraTarget);
m_CommandBuffer.ReleaseTemporaryRT(kTempTexture);
camera_.AddCommandBuffer(CameraEvent.AfterFinalPass, m_CommandBuffer);
}
}
