public bool UpdateSimpleMaterialBGFX(RendererBGFXSystem sys, ref SimpleMaterial mat, ref SimpleMaterialBGFX matBGFX)
{
// if constants changed, need to update packed value
matBGFX.constAlbedo_Opacity = new float4(mat.constAlbedo, mat.constOpacity);
// if texture entity OR load state changed need to update texture handles
// content of texture change should transparently update texture referenced by handle
bool stillLoading = false;
if (InitTexture(ref matBGFX.texAlbedo, mat.texAlbedo, sys.WhiteTexture))
{
stillLoading = true;
}
if (InitTexture(ref matBGFX.texOpacity, mat.texOpacity, sys.WhiteTexture))
{
stillLoading = true;
}
// if twoSided or hasalpha changed, need to update state
matBGFX.state = (ulong)(bgfx.StateFlags.WriteRgb | bgfx.StateFlags.WriteA | bgfx.StateFlags.DepthTestLess);
if (!mat.twoSided)
{
matBGFX.state |= (ulong)bgfx.StateFlags.CullCw;
}
if (mat.transparent)
{
matBGFX.state |= RendererBGFXSystem.MakeBGFXBlend(bgfx.StateFlags.BlendOne, bgfx.StateFlags.BlendInvSrcAlpha);
}
else
{
matBGFX.state |= (ulong)bgfx.StateFlags.WriteZ;
}
matBGFX.mainTextureScaleTranslate = new float4(mat.scale, mat.offset);
return(!stillLoading);
}
public static unsafe void EncodeLinePreTransformed(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, SimpleVertex *vertices, int n)
{
bgfx.TransientIndexBuffer tib;
bgfx.TransientVertexBuffer tvb;
int ni = (n / 4) * 6;
fixed(bgfx.VertexLayout *declp = sys.SimpleVertexBufferDecl)
{
if (!bgfx.alloc_transient_buffers(&tvb, declp, (uint)n, &tib, (uint)ni))
{
throw new InvalidOperationException("Out of transient bgfx memory!");
}
}
UnsafeUtility.MemCpy((SimpleVertex *)tvb.data, vertices, sizeof(SimpleVertex) * n);
ushort *indices = (ushort *)tib.data;
for (int i = 0; i < n; i += 4)
{
indices[0] = (ushort)i; indices[1] = (ushort)(i + 1); indices[2] = (ushort)(i + 2);
indices[3] = (ushort)(i + 2); indices[4] = (ushort)(i + 3); indices[5] = (ushort)i;
indices += 6;
}
bgfx.encoder_set_transient_index_buffer(encoder, &tib, 0, (uint)ni);
bgfx.encoder_set_transient_vertex_buffer(encoder, 0, &tvb, 0, (uint)n, sys.SimpleVertexBufferDeclHandle);
// material uniforms setup
ulong state = (ulong)(bgfx.StateFlags.DepthTestLess | bgfx.StateFlags.WriteRgb) | RendererBGFXSystem.MakeBGFXBlend(bgfx.StateFlags.BlendOne, bgfx.StateFlags.BlendInvSrcAlpha);
bgfx.encoder_set_state(encoder, state, 0);
bgfx.encoder_submit(encoder, viewId, sys.LineShader.m_prog, 0, false);
}
public static unsafe void EncodeLine(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, float3 p0, float3 p1, float4 color, float2 width, ref float4x4 objTx, ref float4x4 viewTx, ref float4x4 projTx)
{
float4 p0t = math.mul(projTx,
math.mul(viewTx,
math.mul(objTx, new float4(p0, 1))));
float4 p1t = math.mul(projTx,
math.mul(viewTx,
math.mul(objTx, new float4(p1, 1))));
for (int i = 0; i < 3; i++) // really only need to clip z near, but clip all to make sure clipping works
{
if (!ClipLinePositive(ref p0t, ref p1t, i))
{
return;
}
if (!ClipLineNegative(ref p0t, ref p1t, i))
{
return;
}
}
SimpleVertex *buf = stackalloc SimpleVertex[4];
p0t.xyz *= 1.0f / p0t.w;
p1t.xyz *= 1.0f / p1t.w;
float2 dp = math.normalizesafe(p1t.xy - p0t.xy);
float2 dprefl = new float2(-dp.y, dp.x);
float3 dv = new float3(dprefl * width, 0);
float3 du = new float3(dp * width * .5f, 0);
buf[0].Position = p0t.xyz + dv - du; buf[0].Color = color; buf[0].TexCoord0 = new float2(0, 1);
buf[1].Position = p0t.xyz - dv - du; buf[1].Color = color; buf[1].TexCoord0 = new float2(0, -1);
buf[2].Position = p1t.xyz - dv + du; buf[2].Color = color; buf[2].TexCoord0 = new float2(1, -1);
buf[3].Position = p1t.xyz + dv + du; buf[3].Color = color; buf[3].TexCoord0 = new float2(1, 1);
EncodeLinePreTransformed(sys, encoder, viewId, buf, 4);
}
public void UpdateLitMaterialBGFX(RendererBGFXSystem sys, Entity e)
{
var mat = EntityManager.GetComponentData <LitMaterial>(e);
var matBGFX = EntityManager.GetComponentData <LitMaterialBGFX>(e);
UpdateLitMaterialBGFX(sys, ref mat, ref matBGFX);
EntityManager.SetComponentData(e, matBGFX);
}
// ---------------- simple, lit, with mesh ----------------------------------------------------------------------------------------------------------------------
public unsafe static void SubmitLitDirect(RendererBGFXSystem sys, ushort viewId, ref SimpleMeshBGFX mesh, ref float4x4 tx,
ref LitMaterialBGFX mat, ref LightingBGFX lighting,
ref float4x4 viewTx, int startIndex, int indexCount, byte flipCulling)
{
bgfx.Encoder * encoder = bgfx.encoder_begin(false);
LightingViewSpaceBGFX vsLight = default;
vsLight.cacheTag = -1;
EncodeLit(sys, encoder, viewId, ref mesh, ref tx, ref mat, ref lighting, ref viewTx, startIndex, indexCount, flipCulling, ref vsLight);
bgfx.encoder_end(encoder);
}
public static unsafe void EncodeDebugTangents(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, float2 width, float length, ref LitMeshRenderData mesh, ref float4x4 objTx, ref float4x4 viewTx, ref float4x4 projTx)
{
int nv = (int)mesh.Mesh.Value.Vertices.Length;
LitVertex *vertices = (LitVertex *)mesh.Mesh.Value.Vertices.GetUnsafePtr();
for (int i = 0; i < nv; i++)
{
EncodeLine(sys, encoder, viewId, vertices[i].Position, vertices[i].Position + vertices[i].Normal * length, new float4(0, 0, 1, 1), width, ref objTx, ref viewTx, ref projTx);
EncodeLine(sys, encoder, viewId, vertices[i].Position, vertices[i].Position + vertices[i].Tangent * length, new float4(1, 0, 0, 1), width, ref objTx, ref viewTx, ref projTx);
EncodeLine(sys, encoder, viewId, vertices[i].Position, vertices[i].Position + vertices[i].BiTangent * length, new float4(0, 1, 0, 1), width, ref objTx, ref viewTx, ref projTx);
}
}
protected override void OnStopRunning()
{
m_TextShader.Destroy();
m_TextSDFShader.Destroy();
m_BGFXSystem = null;
m_BGFXInstance = null;
#if UNITY_ANDROID
PlatformEvents.OnSuspendResume -= OnSuspendResume;
#endif
base.OnStopRunning();
}
protected override void OnStartRunning()
{
base.OnStartRunning();
m_BGFXSystem = World.GetExistingSystem <RendererBGFXSystem>();
// the work in EnsureInitialized should be done here, once we have
// a singleton we can use to indicate that bgfx is initialized
#if UNITY_ANDROID
PlatformEvents.OnSuspendResume += OnSuspendResume;
#endif
}
public bool UpdateLitMaterialBGFX(RendererBGFXSystem sys, ref LitMaterial mat, ref LitMaterialBGFX matBGFX)
{
bool stillLoading = false;
if (InitTexture(ref matBGFX.texAlbedo, mat.texAlbedo, sys.WhiteTexture))
{
stillLoading = true;
}
if (InitTexture(ref matBGFX.texOpacity, mat.texOpacity, sys.WhiteTexture))
{
stillLoading = true;
}
if (InitTexture(ref matBGFX.texNormal, mat.texNormal, sys.UpTexture))
{
stillLoading = true;
}
if (InitTexture(ref matBGFX.texMetal, mat.texMetal, sys.BlackTexture))
{
stillLoading = true;
}
if (InitTexture(ref matBGFX.texEmissive, mat.texEmissive, sys.BlackTexture))
{
stillLoading = true;
}
if (InitTexture(ref matBGFX.texSmoothness, mat.texSmoothness, sys.GreyTexture))
{
stillLoading = true;
}
matBGFX.constAlbedo_Opacity = new float4(mat.constAlbedo, mat.constOpacity);
matBGFX.constMetal_Smoothness = new float4(mat.constMetal, mat.constSmoothness, 0, 0);
matBGFX.constEmissive_normalMapZScale = new float4(mat.constEmissive, mat.normalMapZScale);
matBGFX.mainTextureScaleTranslate = new float4(mat.scale, mat.offset);
// if twoSided, need to update state
matBGFX.state = (ulong)(bgfx.StateFlags.WriteRgb | bgfx.StateFlags.WriteA | bgfx.StateFlags.DepthTestLess);
if (!mat.twoSided)
{
matBGFX.state |= (ulong)bgfx.StateFlags.CullCcw;
}
if (mat.transparent)
{
matBGFX.state |= RendererBGFXSystem.MakeBGFXBlend(bgfx.StateFlags.BlendOne, bgfx.StateFlags.BlendInvSrcAlpha);
}
else
{
matBGFX.state |= (ulong)bgfx.StateFlags.WriteZ;
}
return(!stillLoading);
}
// ---------------- shadow map ----------------------------------------------------------------------------------------------------------------------
public unsafe static void EncodeShadowMap(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, ref SimpleMeshBGFX mesh, ref float4x4 tx, int startIndex, int indexCount, byte flipCulling, float4 bias)
{
ulong state = (ulong)(bgfx.StateFlags.WriteZ | bgfx.StateFlags.DepthTestLess | bgfx.StateFlags.CullCcw);
if (flipCulling != 0)
{
state = FlipCulling(state);
}
bgfx.encoder_set_state(encoder, state, 0);
unsafe { fixed(float4x4 *p = &tx) bgfx.encoder_set_transform(encoder, p, 1); }
bgfx.encoder_set_index_buffer(encoder, mesh.indexBufferHandle, (uint)startIndex, (uint)indexCount);
bgfx.encoder_set_vertex_buffer(encoder, 0, mesh.vertexBufferHandle, (uint)mesh.vertexFirst, (uint)mesh.vertexCount, mesh.vertexDeclHandle);
bgfx.encoder_set_uniform(encoder, sys.ShadowMapShader.m_uniformBias, &bias, 1);
bgfx.encoder_submit(encoder, viewId, sys.ShadowMapShader.m_prog, 0, false);
}
public static unsafe void EncodeSimpleTransient(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, SimpleVertex *vertices, int nvertices, ushort *indices, int nindices, ref float4x4 tx, float4 color, bgfx.TextureHandle texture, ulong state)
{
// upload
SimpleVertex *destVertices = null;
ushort * destIndices = null;
if (!EncodeSimpleTransientAlloc(sys, encoder, nindices, nvertices, &destVertices, &destIndices))
{
return;
}
UnsafeUtility.MemCpy(destIndices, indices, nindices * 2);
UnsafeUtility.MemCpy(destVertices, vertices, nvertices * sizeof(SimpleVertex));
// material uniforms setup
EncodeSimpleTransient(sys, encoder, viewId, ref tx, color, texture, state);
}
public static unsafe void EncodeSimpleTransient(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, ref float4x4 tx, float4 color, bgfx.TextureHandle texture, ulong state)
{
// must call EncodeSimpleTransientAlloc before
// material uniforms setup
bgfx.encoder_set_state(encoder, state, 0);
fixed(float4x4 *p = &tx)
bgfx.encoder_set_transform(encoder, p, 1);
bgfx.encoder_set_uniform(encoder, sys.SimpleShader.m_uniformColor0, &color, 1);
float4 noTexMad = new float4(1, 1, 0, 0);
bgfx.encoder_set_uniform(encoder, sys.SimpleShader.m_uniformTexMad, &noTexMad, 1);
bgfx.encoder_set_texture(encoder, 0, sys.SimpleShader.m_samplerTexColor0, texture, UInt32.MaxValue);
bgfx.encoder_submit(encoder, viewId, sys.SimpleShader.m_prog, 0, false);
}
public Entity CreateFrontBufferRenderNode(int w, int h, bool primary)
{
Entity eNode = EntityManager.CreateEntity();
EntityManager.AddComponentData(eNode, new RenderNode {
});
if (primary)
{
EntityManager.AddComponentData(eNode, new RenderNodePrimarySurface {
});
}
Entity ePassBlit = EntityManager.CreateEntity();
EntityManager.AddComponentData(ePassBlit, new RenderPass
{
inNode = eNode,
sorting = RenderPassSort.Unsorted,
projectionTransform = float4x4.identity,
viewTransform = float4x4.identity,
passType = RenderPassType.FullscreenQuad,
viewId = 0xffff,
scissor = new RenderPassRect(),
viewport = new RenderPassRect {
x = 0, y = 0, w = (ushort)w, h = (ushort)h
},
clearFlags = RenderPassClear.Color,
clearRGBA = RendererBGFXSystem.PackColorBGFX(new Color(0, 0, 0, 0)),
clearDepth = 1.0f,
clearStencil = 0
});
EntityManager.AddComponent <RenderPassAutoSizeToNode>(ePassBlit);
EntityManager.AddComponent <Frustum>(ePassBlit);
DynamicBuffer <RenderNodeRef> nodeRefs = EntityManager.AddBuffer <RenderNodeRef>(eNode);
DynamicBuffer <RenderPassRef> passRefs = EntityManager.AddBuffer <RenderPassRef>(eNode);
passRefs.Add(new RenderPassRef {
e = ePassBlit
});
return(eNode);
}
// ---------------- blit ----------------------------------------------------------------------------------------------------------------------
public static void SubmitBlitDirectFast(RendererBGFXSystem sys, ushort viewId, ref float4x4 tx, float4 color, bgfx.TextureHandle tetxure)
{
unsafe {
bgfx.set_state((uint)(bgfx.StateFlags.WriteRgb | bgfx.StateFlags.WriteA), 0);
fixed(float4x4 *p = &tx)
bgfx.set_transform(p, 1);
bgfx.set_index_buffer(sys.QuadMesh.indexBufferHandle, 0, 6);
bgfx.set_vertex_buffer(0, sys.QuadMesh.vertexBufferHandle, 0, 4);
// material uniforms setup
bgfx.set_uniform(sys.SimpleShader.m_uniformColor0, &color, 1);
float4 noTexMad = new float4(1, 1, 0, 0);
bgfx.set_uniform(sys.SimpleShader.m_uniformTexMad, &noTexMad, 1);
bgfx.set_texture(0, sys.SimpleShader.m_samplerTexColor0, tetxure, UInt32.MaxValue);
}
// submit
bgfx.submit(viewId, sys.SimpleShader.m_prog, 0, false);
}
public static unsafe void EncodeSimple(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, ref SimpleMeshBGFX mesh, ref float4x4 tx, ref SimpleMaterialBGFX mat, int startIndex, int indexCount, byte flipCulling)
{
bgfx.set_state(mat.state, 0);
fixed(float4x4 *p = &tx)
bgfx.encoder_set_transform(encoder, p, 1);
bgfx.encoder_set_index_buffer(encoder, mesh.indexBufferHandle, (uint)startIndex, (uint)indexCount);
bgfx.encoder_set_vertex_buffer(encoder, 0, mesh.vertexBufferHandle, (uint)mesh.vertexFirst, (uint)mesh.vertexCount, mesh.vertexDeclHandle);
// material uniforms setup
fixed(float4 *p = &mat.constAlbedo_Opacity)
bgfx.encoder_set_uniform(encoder, sys.SimpleShader.m_uniformColor0, p, 1);
fixed(float4 *p = &mat.mainTextureScaleTranslate)
bgfx.encoder_set_uniform(encoder, sys.SimpleShader.m_uniformTexMad, p, 1);
bgfx.encoder_set_texture(encoder, 0, sys.SimpleShader.m_samplerTexColor0, mat.texAlbedo, UInt32.MaxValue);
bgfx.encoder_submit(encoder, viewId, sys.SimpleShader.m_prog, 0, false);
}
public static unsafe bool EncodeSimpleTransientAlloc(RendererBGFXSystem sys, bgfx.Encoder *encoder, int nindices, int nvertices, SimpleVertex **vertices, ushort **indices)
{
bgfx.TransientIndexBuffer tib;
bgfx.TransientVertexBuffer tvb;
fixed(bgfx.VertexLayout *declp = sys.SimpleVertexBufferDecl)
{
if (!bgfx.alloc_transient_buffers(&tvb, declp, (uint)nvertices, &tib, (uint)nindices))
{
#if DEBUG
// TODO: throw or ignore draw?
throw new InvalidOperationException("Out of transient bgfx memory!");
#else
return(false);
#endif
}
}
bgfx.encoder_set_transient_index_buffer(encoder, &tib, 0, (uint)nindices);
bgfx.encoder_set_transient_vertex_buffer(encoder, 0, &tvb, 0, (uint)nvertices, sys.SimpleVertexBufferDeclHandle);
*vertices = (SimpleVertex *)tvb.data;
*indices = (ushort *)tib.data;
return(true);
}
public static void SubmitBlitDirectExtended(RendererBGFXSystem sys, ushort viewId, ref float4x4 tx, bgfx.TextureHandle tetxure,
bool fromSRGB, bool toSRGB, float reinhard, float4 mulColor, float4 addColor, bool premultiply)
{
unsafe {
bgfx.set_state((uint)(bgfx.StateFlags.WriteRgb | bgfx.StateFlags.WriteA), 0);
fixed(float4x4 *p = &tx)
bgfx.set_transform(p, 1);
bgfx.set_index_buffer(sys.QuadMesh.indexBufferHandle, 0, 6);
bgfx.set_vertex_buffer(0, sys.QuadMesh.vertexBufferHandle, 0, 4);
// material uniforms setup
bgfx.set_uniform(sys.BlitShader.m_colormul, &mulColor, 1);
bgfx.set_uniform(sys.BlitShader.m_coloradd, &addColor, 1);
float4 noTexMad = new float4(1, 1, 0, 0);
bgfx.set_uniform(sys.BlitShader.m_uniformTexMad, &noTexMad, 1);
bgfx.set_texture(0, sys.BlitShader.m_samplerTexColor0, tetxure, UInt32.MaxValue);
float4 s = new float4(fromSRGB ? 1.0f : 0.0f, toSRGB ? 1.0f : 0.0f, reinhard, premultiply ? 1.0f : 0.0f);
bgfx.set_uniform(sys.BlitShader.m_decodeSRGB_encodeSRGB_reinhard_premultiply, &s, 1);
}
// submit
bgfx.submit(viewId, sys.BlitShader.m_prog, 0, false);
}
// ---------------- simple, transient, for ui/text ----------------------------------------------------------------------------------------------------------------------
public static unsafe void SubmitSimpleTransientDirect(RendererBGFXSystem sys, ushort viewId, SimpleVertex *vertices, int nvertices, ushort *indices, int nindices, ref float4x4 tx, ref SimpleMaterialBGFX mat)
{
bgfx.Encoder *encoder = bgfx.encoder_begin(false);
EncodeSimpleTransient(sys, encoder, viewId, vertices, nvertices, indices, nindices, ref tx, ref mat);
bgfx.encoder_end(encoder);
}
public unsafe static void EncodeLit(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, ref SimpleMeshBGFX mesh, ref float4x4 tx,
ref LitMaterialBGFX mat, ref LightingBGFX lighting,
ref float4x4 viewTx, int startIndex, int indexCount, byte flipCulling, ref LightingViewSpaceBGFX viewSpaceLightCache)
{
ulong state = mat.state;
if (flipCulling != 0)
{
state = FlipCulling(state);
}
bgfx.encoder_set_state(encoder, state, 0);
fixed(float4x4 *p = &tx)
bgfx.encoder_set_transform(encoder, p, 1);
float3x3 minvt = math.transpose(math.inverse(new float3x3(tx.c0.xyz, tx.c1.xyz, tx.c2.xyz)));
//float3x3 minvt = new float3x3(tx.c0.xyz, tx.c1.xyz, tx.c2.xyz);
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_uniformModelInverseTranspose, &minvt, 1);
bgfx.encoder_set_index_buffer(encoder, mesh.indexBufferHandle, (uint)startIndex, (uint)indexCount);
bgfx.encoder_set_vertex_buffer(encoder, 0, mesh.vertexBufferHandle, (uint)mesh.vertexFirst, (uint)mesh.vertexCount, mesh.vertexDeclHandle);
// material uniforms setup
fixed(float4 *p = &mat.constAlbedo_Opacity)
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_uniformAlbedoOpacity, p, 1);
fixed(float4 *p = &mat.constMetal_Smoothness)
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_uniformMetalSmoothness, p, 1);
fixed(float4 *p = &mat.constEmissive_normalMapZScale)
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_uniformEmissiveNormalZScale, p, 1);
float4 debugVect = sys.OutputDebugSelect;
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_uniformOutputDebugSelect, &debugVect, 1);
// textures
bgfx.encoder_set_texture(encoder, 0, sys.m_litShader.m_samplerAlbedo, mat.texAlbedo, UInt32.MaxValue);
bgfx.encoder_set_texture(encoder, 1, sys.m_litShader.m_samplerMetal, mat.texMetal, UInt32.MaxValue);
bgfx.encoder_set_texture(encoder, 2, sys.m_litShader.m_samplerNormal, mat.texNormal, UInt32.MaxValue);
bgfx.encoder_set_texture(encoder, 3, sys.m_litShader.m_samplerSmoothness, mat.texSmoothness, UInt32.MaxValue);
bgfx.encoder_set_texture(encoder, 4, sys.m_litShader.m_samplerEmissive, mat.texEmissive, UInt32.MaxValue);
bgfx.encoder_set_texture(encoder, 5, sys.m_litShader.m_samplerOpacity, mat.texOpacity, UInt32.MaxValue);
fixed(float4 *p = &mat.mainTextureScaleTranslate)
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_uniformTexMad, p, 1);
// ambient
fixed(float4 *p = &lighting.ambient)
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_uniformAmbient, p, 1);
// transform lighting to view space, if needed: this only needs to re-compute if the viewId changed
// also the lighting view space is per-thread, hence it is passed in
lighting.TransformToViewSpace(ref viewTx, ref viewSpaceLightCache, viewId);
// dir or point lights
fixed(float *p = viewSpaceLightCache.podl_positionOrDirViewSpace)
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_simplelightPosOrDir, p, (ushort)lighting.numPointOrDirLights);
fixed(float *p = lighting.podl_colorIVR)
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_simplelightColorIVR, p, (ushort)lighting.numPointOrDirLights);
// mapped lights (always have to set those or there are undefined samplers)
EncodeMappedLight(encoder, ref lighting.mappedLight0, ref sys.m_litShader.m_mappedLight0, 0, viewSpaceLightCache.mappedLight0_viewPosOrDir);
EncodeMappedLight(encoder, ref lighting.mappedLight1, ref sys.m_litShader.m_mappedLight1, 1, viewSpaceLightCache.mappedLight1_viewPosOrDir);
fixed(float4 *p = &lighting.mappedLight01sis)
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_texShadow01sis, p, 1);
float4 numlights = new float4(lighting.numPointOrDirLights, lighting.numMappedLights, 0.0f, 0.0f);
bgfx.encoder_set_uniform(encoder, sys.m_litShader.m_numLights, &numlights, 1);
// submit
bgfx.encoder_submit(encoder, viewId, sys.m_litShader.m_prog, 0, false);
}
// ---------------- simple, unlit, with mesh ----------------------------------------------------------------------------------------------------------------------
public static unsafe void SubmitSimpleDirect(RendererBGFXSystem sys, ushort viewId, ref SimpleMeshBGFX mesh, ref float4x4 tx, ref SimpleMaterialBGFX mat, int startIndex, int indexCount, byte flipCulling)
{
bgfx.Encoder *encoder = bgfx.encoder_begin(false);
EncodeSimple(sys, encoder, viewId, ref mesh, ref tx, ref mat, startIndex, indexCount, flipCulling);
bgfx.encoder_end(encoder);
}
// ---------------- debug line rendering helper ----------------------------------------------------------------------------------------------------------------------
public static unsafe void SubmitLineDirect(RendererBGFXSystem sys, ushort viewId, float3 p0, float3 p1, float4 color, float2 width, ref float4x4 objTx, ref float4x4 viewTx, ref float4x4 projTx)
{
bgfx.Encoder *encoder = bgfx.encoder_begin(false);
EncodeLine(sys, encoder, viewId, p0, p1, color, width, ref objTx, ref viewTx, ref projTx);
bgfx.encoder_end(encoder);
}
protected override void OnUpdate()
{
var bgfxsys = World.GetExistingSystem <RendererBGFXSystem>();
if (!bgfxsys.Initialized)
{
return;
}
// make sure passes have viewid, transform, scissor rect and view rect set
// reset alreadyAdded state
// we expect < 100 or so passes, so the below code does not need to be crazy great
Entities.ForEach((ref RenderNode rnode) => { rnode.alreadyAdded = false; });
Entities.ForEach((ref RenderPass pass) => { pass.viewId = 0xffff; }); // there SHOULD not be any passes around that are not referenced by the graph...
// get all nodes, sort (bgfx issues in-order per view. a better api could use the render graph to issue without gpu
// barriers where possible)
// sort into eval order, assign pass viewId
ushort nextViewId = 0;
Entities.WithAll <RenderNodePrimarySurface>().ForEach((Entity eNode) => { RecAddPasses(eNode, ref nextViewId); });
Entities.WithAll <RenderPassAutoSizeToNode>().ForEach((Entity e, ref RenderPass pass) =>
{
if (EntityManager.HasComponent <RenderNodePrimarySurface>(pass.inNode))
{
var di = World.TinyEnvironment().GetConfigData <DisplayInfo>();
pass.viewport.x = 0;
pass.viewport.y = 0;
pass.viewport.w = (ushort)di.width;
pass.viewport.h = (ushort)di.height;
return;
}
if (EntityManager.HasComponent <RenderNodeTexture>(pass.inNode))
{
var texRef = EntityManager.GetComponentData <RenderNodeTexture>(pass.inNode);
pass.viewport = texRef.rect;
}
// TODO: add others like cubemap
});
// auto update passes that are matched with a camera
Entities.ForEach((Entity e, ref RenderPass pass, ref RenderPassUpdateFromCamera fromCam) =>
{
Entity eCam = fromCam.camera;
CameraMatrices camData = EntityManager.GetComponentData <CameraMatrices>(eCam);
pass.viewTransform = camData.view;
pass.projectionTransform = camData.projection;
if (EntityManager.HasComponent <Frustum>(eCam))
{
if (EntityManager.HasComponent <Frustum>(e))
{
EntityManager.SetComponentData(e, EntityManager.GetComponentData <Frustum>(eCam));
}
}
else
{
if (EntityManager.HasComponent <Frustum>(e))
{
EntityManager.SetComponentData(e, new Frustum());
}
}
});
// auto update passes that are matched with a light
Entities.ForEach((Entity e, ref RenderPass pass, ref RenderPassUpdateFromLight fromLight) =>
{
Entity eLight = fromLight.light;
LightMatrices lightData = EntityManager.GetComponentData <LightMatrices>(eLight);
pass.viewTransform = lightData.view;
pass.projectionTransform = lightData.projection;
if (EntityManager.HasComponent <Frustum>(eLight))
{
if (EntityManager.HasComponent <Frustum>(e))
{
EntityManager.SetComponentData(e, EntityManager.GetComponentData <Frustum>(eLight));
}
}
else
{
if (EntityManager.HasComponent <Frustum>(e))
{
EntityManager.SetComponentData(e, new Frustum());
}
}
});
// set up extra pass data
Entities.ForEach((Entity e, ref RenderPass pass) =>
{
if (pass.viewId == 0xffff)
{
RenderDebug.LogFormat("Render pass entity {0} on render node entity {1} is not referenced by the render graph. It should be deleted.", e, pass.inNode);
Assert.IsTrue(false);
return;
}
bool rtt = EntityManager.HasComponent <FramebufferBGFX>(pass.inNode);
// those could be more shared ... (that is, do all passes really need a copy of view & projection?)
unsafe { fixed(float4x4 * viewp = &pass.viewTransform, projp = &pass.projectionTransform)
{
if (bgfxsys.m_homogeneousDepth && bgfxsys.m_originBottomLeft) // gl style
{
bgfx.set_view_transform(pass.viewId, viewp, projp);
pass.flipCulling = 0;
}
else // dx style
{
bool yflip = !bgfxsys.m_originBottomLeft && rtt;
float4x4 adjustedProjection = RendererBGFXSystem.AdjustProjection(ref pass.projectionTransform, !bgfxsys.m_homogeneousDepth, yflip);
bgfx.set_view_transform(pass.viewId, viewp, &adjustedProjection);
pass.flipCulling = yflip ? (byte)3 : (byte)0;
}
} }
bgfx.set_view_mode(pass.viewId, (bgfx.ViewMode)pass.sorting);
bgfx.set_view_rect(pass.viewId, pass.viewport.x, pass.viewport.y, pass.viewport.w, pass.viewport.h);
bgfx.set_view_scissor(pass.viewId, pass.scissor.x, pass.scissor.y, pass.scissor.w, pass.scissor.h);
bgfx.set_view_clear(pass.viewId, (ushort)pass.clearFlags, pass.clearRGBA, pass.clearDepth, pass.clearStencil);
if (rtt)
{
var rttbgfx = EntityManager.GetComponentData <FramebufferBGFX>(pass.inNode);
bgfx.set_view_frame_buffer(pass.viewId, rttbgfx.handle);
}
else
{
bgfx.set_view_frame_buffer(pass.viewId, new bgfx.FrameBufferHandle {
idx = 0xffff
});
}
// touch it? needed?
bgfx.touch(pass.viewId);
});
}
private void AddMappedLight(ref LightingBGFX r, ref ShadowmappedLight sml, ref Light l, ref float4x4 tx, ref LightMatrices txCache, RendererBGFXSystem sys, bool isSpot)
{
if (r.numMappedLights >= LightingBGFX.maxMappedLights)
throw new InvalidOperationException("Too many mapped lights"); }
public static unsafe void SubmitSimpleTransientDirect(RendererBGFXSystem sys, ushort viewId, SimpleVertex *vertices, int nvertices, ushort *indices, int nindices, ref float4x4 tx, float4 color, bgfx.TextureHandle texture, ulong state)
{
bgfx.Encoder *encoder = bgfx.encoder_begin(false);
EncodeSimpleTransient(sys, encoder, viewId, vertices, nvertices, indices, nindices, ref tx, color, texture, state);
bgfx.encoder_end(encoder);
}
public static unsafe void EncodeSimpleTransient(RendererBGFXSystem sys, bgfx.Encoder *encoder, ushort viewId, SimpleVertex *vertices, int nvertices, ushort *indices, int nindices, ref float4x4 tx, ref SimpleMaterialBGFX mat)
{
EncodeSimpleTransient(sys, encoder, viewId, vertices, nvertices, indices, nindices, ref tx, mat.constAlbedo_Opacity, mat.texAlbedo, mat.state);
}
public void CreateAllPasses(int w, int h, Entity eCam, Entity eNode)
{
Camera cam = EntityManager.GetComponentData <Camera>(eCam);
CameraMask cameraMask = new CameraMask {
mask = ulong.MaxValue
};
if (EntityManager.HasComponent <CameraMask>(eCam))
{
cameraMask = EntityManager.GetComponentData <CameraMask>(eCam);
}
Entity ePassOpaque = EntityManager.CreateEntity();
EntityManager.AddComponentData(ePassOpaque, new RenderPass
{
inNode = eNode,
sorting = RenderPassSort.Unsorted,
projectionTransform = float4x4.identity,
viewTransform = float4x4.identity,
passType = RenderPassType.Opaque,
viewId = 0xffff,
scissor = new RenderPassRect(),
viewport = new RenderPassRect {
x = 0, y = 0, w = (ushort)w, h = (ushort)h
},
clearFlags = RenderPassClear.Depth | (cam.clearFlags == CameraClearFlags.SolidColor ? RenderPassClear.Color : 0),
clearRGBA = RendererBGFXSystem.PackColorBGFX(cam.backgroundColor),
clearDepth = 1.0f,
clearStencil = 0
});
SetPassComponents(ePassOpaque, cameraMask, eCam);
Entity ePassTransparent = EntityManager.CreateEntity();
EntityManager.AddComponentData(ePassTransparent, new RenderPass
{
inNode = eNode,
sorting = RenderPassSort.SortZLess,
projectionTransform = float4x4.identity,
viewTransform = float4x4.identity,
passType = RenderPassType.Transparent,
viewId = 0xffff,
scissor = new RenderPassRect(),
viewport = new RenderPassRect {
x = 0, y = 0, w = (ushort)w, h = (ushort)h
},
clearFlags = 0,
clearRGBA = 0,
clearDepth = 1.0f,
clearStencil = 0
});
SetPassComponents(ePassTransparent, cameraMask, eCam);
Entity ePassSprites = EntityManager.CreateEntity();
EntityManager.AddComponentData(ePassSprites, new RenderPass
{
inNode = eNode,
sorting = RenderPassSort.Sorted,
projectionTransform = float4x4.identity,
viewTransform = float4x4.identity,
passType = RenderPassType.Sprites,
viewId = 0xffff,
scissor = new RenderPassRect(),
viewport = new RenderPassRect {
x = 0, y = 0, w = (ushort)w, h = (ushort)h
},
clearFlags = 0,
clearRGBA = 0,
clearDepth = 1.0f,
clearStencil = 0
});
SetPassComponents(ePassSprites, cameraMask, eCam);
EntityManager.AddBuffer <SortSpritesEntry>(ePassSprites);
Entity ePassUI = EntityManager.CreateEntity();
EntityManager.AddComponentData(ePassUI, new RenderPass
{
inNode = eNode,
sorting = RenderPassSort.Sorted,
projectionTransform = float4x4.identity,
viewTransform = float4x4.identity,
passType = RenderPassType.UI,
viewId = 0xffff,
scissor = new RenderPassRect(),
viewport = new RenderPassRect {
x = 0, y = 0, w = (ushort)w, h = (ushort)h
},
clearFlags = 0,
clearRGBA = 0,
clearDepth = 1.0f,
clearStencil = 0
});
SetPassComponents(ePassUI, cameraMask, eCam);
// add passes to node, in order
DynamicBuffer <RenderPassRef> passRefs = EntityManager.GetBuffer <RenderPassRef>(eNode);
passRefs.Add(new RenderPassRef {
e = ePassOpaque
});
passRefs.Add(new RenderPassRef {
e = ePassTransparent
});
passRefs.Add(new RenderPassRef {
e = ePassSprites
});
passRefs.Add(new RenderPassRef {
e = ePassUI
});
}
