// There can be a singleton of this because GL must always render on the UI thread and can't overlap this array
private static void DrawToGLUsingBsp(Mesh meshToRender, Matrix4X4 meshToViewTransform, Matrix4X4 invMeshToViewTransform)
{
ImageBuffer lastFaceTexture = null;
var bspFaceList = FaceBspTree.GetFacesInVisibiltyOrder(meshToRender.Faces, meshToRender.FaceBspTree, meshToViewTransform, invMeshToViewTransform);
foreach (var face in bspFaceList)
{
if (face == null)
{
continue;
}
ImageBuffer faceTexture;
meshToRender.FaceTexture.TryGetValue((face, 0), out faceTexture);
if (faceTexture != lastFaceTexture)
{
// Make sure the GLMeshPlugin has a reference to hold onto the image so it does not go away before this.
if (faceTexture != null)
{
ImageGlPlugin glPlugin = ImageGlPlugin.GetImageGlPlugin(faceTexture, true);
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, glPlugin.GLTextureHandle);
}
else
{
GL.Disable(EnableCap.Texture2D);
}
lastFaceTexture = faceTexture;
}
GL.Begin(BeginMode.Triangles);
GL.Normal3(face.Normal.X, face.Normal.Y, face.Normal.Z);
// load up the uvs
if (faceTexture != null)
{
foreach (var vertex in face.AsUvTriangles())
{
GL.TexCoord2(vertex.v0.uv);
GL.Vertex3(vertex.v0.p);
GL.TexCoord2(vertex.v1.uv);
GL.Vertex3(vertex.v1.p);
GL.TexCoord2(vertex.v2.uv);
GL.Vertex3(vertex.v2.p);
}
}
else
{
foreach (var vertex in face.AsTriangles())
{
GL.Vertex3(vertex.p0);
GL.Vertex3(vertex.p1);
GL.Vertex3(vertex.p2);
}
}
GL.End();
}
}
public override void Render(IImageByte source,
double x, double y,
double angleRadians,
double scaleX, double scaleY)
{
#if true
Affine transform = GetTransform();
if (!transform.is_identity())
{
if (scaleX != 1 || scaleY != 1) // || angleDegrees != 0)
{
throw new NotImplementedException();
}
// TODO: <BUG> make this do rotation and scaling
transform.transform(ref x, ref y);
scaleX *= transform.sx;
scaleY *= transform.sy;
}
#endif
#if true
// TODO: <BUG> make this do rotation and scaling
RectangleInt sourceBounds = source.GetBounds();
sourceBounds.Offset((int)x, (int)y);
RectangleInt destBounds = new RectangleInt((int)cachedClipRect.Left, (int)cachedClipRect.Bottom, (int)cachedClipRect.Right, (int)cachedClipRect.Top);
if (!RectangleInt.DoIntersect(sourceBounds, destBounds))
{
if (scaleX != 1 || scaleY != 1) // || angleDegrees != 0)
{
//throw new NotImplementedException();
}
//return;
}
#endif
ImageBuffer sourceAsImageBuffer = (ImageBuffer)source;
ImageGlPlugin glPlugin = ImageGlPlugin.GetImageGlPlugin(sourceAsImageBuffer, false);
// Prepare openGL for rendering
PushOrthoProjection();
GL.Disable(EnableCap.Lighting);
GL.Enable(EnableCap.Texture2D);
GL.Disable(EnableCap.DepthTest);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.Translate(x, y, 0);
GL.Rotate(MathHelper.RadiansToDegrees(angleRadians), 0, 0, 1);
GL.Scale(scaleX, scaleY, 1);
RGBA_Bytes color = RGBA_Bytes.White;
GL.Color4((byte)color.Red0To255, (byte)color.Green0To255, (byte)color.Blue0To255, (byte)color.Alpha0To255);
glPlugin.DrawToGL();
//Restore openGL state
PopOrthoProjection();
}
// There can be a singleton of this because GL must always render on the UI thread and can't overlap this array
private static void DrawToGLZSorted(Mesh mesh, Matrix4X4 meshToViewTransform, Matrix4X4 invMeshToViewTransform)
{
ImageBuffer lastFaceTexture = null;
// var zSortedFaceList2 = mesh.GetFacesInVisibiltyOrder(meshToViewTransform);
var zSortedFaceList = FaceBspTree.GetFacesInVisibiltyOrder(mesh, mesh.FaceBspTree, meshToViewTransform, invMeshToViewTransform);
foreach (var face in zSortedFaceList)
{
if (face == -1)
{
continue;
}
FaceTextureData faceTexture;
mesh.FaceTextures.TryGetValue(face, out faceTexture);
if (faceTexture != null &&
faceTexture.image != lastFaceTexture)
{
// Make sure the GLMeshPlugin has a reference to hold onto the image so it does not go away before this.
if (faceTexture != null)
{
var glPlugin = ImageGlPlugin.GetImageGlPlugin(faceTexture.image, true);
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, glPlugin.GLTextureHandle);
}
else
{
GL.Disable(EnableCap.Texture2D);
}
lastFaceTexture = faceTexture.image;
}
GL.Begin(BeginMode.Triangles);
var normal = mesh.Faces[face].normal;
GL.Normal3(normal.X, normal.Y, normal.Z);
// load up the uvs
if (faceTexture != null)
{
GL.TexCoord2(faceTexture.uv0);
GL.Vertex3(mesh.Vertices[mesh.Faces[face].v0]);
GL.TexCoord2(faceTexture.uv1);
GL.Vertex3(mesh.Vertices[mesh.Faces[face].v1]);
GL.TexCoord2(faceTexture.uv2);
GL.Vertex3(mesh.Vertices[mesh.Faces[face].v2]);
}
else
{
GL.Vertex3(mesh.Vertices[mesh.Faces[face].v0]);
GL.Vertex3(mesh.Vertices[mesh.Faces[face].v1]);
GL.Vertex3(mesh.Vertices[mesh.Faces[face].v2]);
}
GL.End();
}
}
public static ImageGlPlugin GetImageGlPlugin(ImageBuffer imageToGetDisplayListFor, bool createAndUseMipMaps, bool textureMagFilterLinear = true, bool clamp = true)
{
imagesWithCacheData.TryGetValue(imageToGetDisplayListFor.GetBuffer(), out ImageGlPlugin plugin);
lock (glDataNeedingToBeDeleted)
{
// We run this in here to ensure that we are on the correct thread and have the correct
// glcontext realized.
for (int i = glDataNeedingToBeDeleted.Count - 1; i >= 0; i--)
{
int textureToDelete = glDataNeedingToBeDeleted[i].glTextureHandle;
if (textureToDelete != -1 &&
glDataNeedingToBeDeleted[i].glContextId == contextId &&
glDataNeedingToBeDeleted[i].refreshCountCreatedOn == currentGlobalRefreshCount) // this is to leak on purpose on android for some gl that kills textures
{
GL.DeleteTextures(1, ref textureToDelete);
if (removeGlDataCallBackHolder != null)
{
removeGlDataCallBackHolder.releaseAllGlData -= glDataNeedingToBeDeleted[i].DeleteTextureData;
}
}
glDataNeedingToBeDeleted.RemoveAt(i);
}
}
if (plugin != null &&
(imageToGetDisplayListFor.ChangedCount != plugin.imageUpdateCount ||
plugin.glData.refreshCountCreatedOn != currentGlobalRefreshCount ||
plugin.glData.glTextureHandle == -1))
{
int textureToDelete = plugin.GLTextureHandle;
if (plugin.glData.refreshCountCreatedOn == currentGlobalRefreshCount)
{
GL.DeleteTextures(1, ref textureToDelete);
}
plugin.glData.glTextureHandle = -1;
imagesWithCacheData.Remove(imageToGetDisplayListFor.GetBuffer());
// use the original settings
createAndUseMipMaps = plugin.createdWithMipMaps;
clamp = plugin.clamp;
plugin = null;
}
if (plugin == null)
{
var newPlugin = new ImageGlPlugin();
imagesWithCacheData.Add(imageToGetDisplayListFor.GetBuffer(), newPlugin);
newPlugin.createdWithMipMaps = createAndUseMipMaps;
newPlugin.clamp = clamp;
newPlugin.glData.glContextId = contextId;
newPlugin.CreateGlDataForImage(imageToGetDisplayListFor, textureMagFilterLinear);
newPlugin.imageUpdateCount = imageToGetDisplayListFor.ChangedCount;
newPlugin.glData.refreshCountCreatedOn = currentGlobalRefreshCount;
if (removeGlDataCallBackHolder != null)
{
removeGlDataCallBackHolder.releaseAllGlData += newPlugin.glData.DeleteTextureData;
}
return(newPlugin);
}
return(plugin);
}
static public ImageGlPlugin GetImageGlPlugin(ImageBuffer imageToGetDisplayListFor, bool createAndUseMipMaps, bool TextureMagFilterLinear = true)
{
ImageGlPlugin plugin;
imagesWithCacheData.TryGetValue(imageToGetDisplayListFor.GetBuffer(), out plugin);
using (TimedLock.Lock(glDataNeedingToBeDeleted, "GetImageGlPlugin"))
{
// We run this in here to ensure that we are on the correct thread and have the correct
// glcontext realized.
for (int i = glDataNeedingToBeDeleted.Count - 1; i >= 0; i--)
{
int textureToDelete = glDataNeedingToBeDeleted[i].glTextureHandle;
if (glDataNeedingToBeDeleted[i].refreshCountCreatedOn == currentGlobalRefreshCount)
{
GL.DeleteTextures(1, ref textureToDelete);
}
glDataNeedingToBeDeleted.RemoveAt(i);
}
}
#if ON_IMAGE_CHANGED_ALWAYS_CREATE_IMAGE
if (plugin != null
&& (imageToGetDisplayListFor.ChangedCount != plugin.imageUpdateCount
|| plugin.glData.refreshCountCreatedOn != currentGlobalRefreshCount))
{
int textureToDelete = plugin.GLTextureHandle;
if (plugin.glData.refreshCountCreatedOn == currentGlobalRefreshCount)
{
GL.DeleteTextures(1, ref textureToDelete);
}
plugin.glData.glTextureHandle = 0;
imagesWithCacheData.Remove(imageToGetDisplayListFor.GetBuffer());
plugin = null;
}
if (plugin == null)
{
ImageGlPlugin newPlugin = new ImageGlPlugin();
imagesWithCacheData.Add(imageToGetDisplayListFor.GetBuffer(), newPlugin);
newPlugin.createdWithMipMaps = createAndUseMipMaps;
newPlugin.CreateGlDataForImage(imageToGetDisplayListFor, TextureMagFilterLinear);
newPlugin.imageUpdateCount = imageToGetDisplayListFor.ChangedCount;
newPlugin.glData.refreshCountCreatedOn = currentGlobalRefreshCount;
return newPlugin;
}
#else
if (plugin == null)
{
ImageGlPlugin newPlugin = new ImageGlPlugin();
imagesWithCacheData.Add(imageToGetDisplayListFor.GetBuffer(), newPlugin);
newPlugin.createdWithMipMaps = createAndUseMipMaps;
newPlugin.CreateGlDataForImage(imageToGetDisplayListFor, TextureMagFilterLinear);
newPlugin.imageUpdateCount = imageToGetDisplayListFor.ChangedCount;
newPlugin.refreshCountCreatedOn = currentGlobalRefreshCount;
return newPlugin;
}
if(imageToGetDisplayListFor.ChangedCount != plugin.imageUpdateCount
|| plugin.refreshCountCreatedOn != currentGlobalRefreshCount)
{
plugin.imageUpdateCount = imageToGetDisplayListFor.ChangedCount;
plugin.refreshCountCreatedOn = currentGlobalRefreshCount;
GL.BindTexture(TextureTarget.Texture2D, plugin.GLTextureHandle);
// Create the texture
switch (imageToGetDisplayListFor.BitDepth)
{
case 8:
GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, imageToGetDisplayListFor.Width, imageToGetDisplayListFor.Height,
PixelFormat.Luminance, PixelType.UnsignedByte, imageToGetDisplayListFor.GetBuffer());
break;
case 24:
// our bitmaps are not padded and GL is having a problem with them so don't use 24 bit unless you fix this.
GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, imageToGetDisplayListFor.Width, imageToGetDisplayListFor.Height,
PixelFormat.Bgr, PixelType.UnsignedByte, imageToGetDisplayListFor.GetBuffer());
break;
case 32:
GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, imageToGetDisplayListFor.Width, imageToGetDisplayListFor.Height,
PixelFormat.Bgra, PixelType.UnsignedByte, imageToGetDisplayListFor.GetBuffer());
break;
default:
throw new NotImplementedException();
}
if (plugin.createdWithMipMaps)
{
if (GLMajorVersion < 3)
{
switch (imageToGetDisplayListFor.BitDepth)
{
case 32:
{
ImageBuffer sourceImage = new ImageBuffer(imageToGetDisplayListFor);
ImageBuffer tempImage = new ImageBuffer(sourceImage.Width / 2, sourceImage.Height / 2, 32, new BlenderBGRA());
tempImage.NewGraphics2D().Render(sourceImage, 0, 0, 0, .5, .5);
int mipLevel = 1;
while (sourceImage.Width > 1 && sourceImage.Height > 1)
{
GL.TexSubImage2D(TextureTarget.Texture2D, mipLevel++, 0, 0, tempImage.Width, tempImage.Height,
PixelFormat.Bgra, PixelType.UnsignedByte, tempImage.GetBuffer());
sourceImage = new ImageBuffer(tempImage);
tempImage = new ImageBuffer(Math.Max(1, sourceImage.Width / 2), Math.Max(1, sourceImage.Height / 2), 32, new BlenderBGRA());
tempImage.NewGraphics2D().Render(sourceImage, 0, 0,
0,
(double)tempImage.Width / (double)sourceImage.Width,
(double)tempImage.Height / (double)sourceImage.Height);
}
}
break;
default:
throw new NotImplementedException();
}
}
else
{
GL.GenerateMipmap(GenerateMipmapTarget.Texture2D);
}
}
}
#endif
return plugin;
}
private static void DrawToGL(Mesh meshToRender, bool isTransparent, Matrix4X4?meshToViewTransform, bool blendTexture = true, bool allowBspRendering = true)
{
if (!blendTexture)
{
// Turn off default GL_MODULATE mode
GL.TexEnv(TextureEnvironmentTarget.TextureEnv, TextureEnvParameter.TextureEnvMode, GL_REPLACE);
}
if (meshToViewTransform != null &&
isTransparent &&
meshToRender.FaceBspTree != null &&
meshToRender.Faces.Count > 0 &&
allowBspRendering)
{
var invMeshToViewTransform = meshToViewTransform.Value;
invMeshToViewTransform.Invert();
DrawToGLZSorted(meshToRender, meshToViewTransform.Value, invMeshToViewTransform);
if (!blendTexture)
{
// Restore default GL_MODULATE mode
GL.TexEnv(TextureEnvironmentTarget.TextureEnv, TextureEnvParameter.TextureEnvMode, GL_MODULATE);
}
return;
}
var glMeshPlugin = GLMeshTrianglePlugin.Get(meshToRender);
for (int i = 0; i < glMeshPlugin.subMeshs.Count; i++)
{
SubTriangleMesh subMesh = glMeshPlugin.subMeshs[i];
// Make sure the GLMeshPlugin has a reference to hold onto the image so it does not go away before this.
if (subMesh.texture != null)
{
if (subMesh.texture.HasTransparency)
{
GL.Enable(EnableCap.Blend);
}
var glPlugin = ImageGlPlugin.GetImageGlPlugin(subMesh.texture, true);
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, glPlugin.GLTextureHandle);
GL.EnableClientState(ArrayCap.TextureCoordArray);
}
else
{
GL.Disable(EnableCap.Texture2D);
GL.DisableClientState(ArrayCap.TextureCoordArray);
}
if (subMesh.UseVertexColors)
{
GL.EnableClientState(ArrayCap.ColorArray);
}
GL.EnableClientState(ArrayCap.NormalArray);
GL.EnableClientState(ArrayCap.VertexArray);
unsafe
{
fixed(VertexTextureData *pTextureData = subMesh.textureData.Array)
{
fixed(VertexColorData *pColorData = subMesh.colorData.Array)
{
fixed(VertexNormalData *pNormalData = subMesh.normalData.Array)
{
fixed(VertexPositionData *pPosition = subMesh.positionData.Array)
{
GL.VertexPointer(3, VertexPointerType.Float, 0, new IntPtr(pPosition));
GL.NormalPointer(NormalPointerType.Float, 0, new IntPtr(pNormalData));
GL.TexCoordPointer(2, TexCordPointerType.Float, 0, new IntPtr(pTextureData));
if (pColorData != null)
{
GL.ColorPointer(3, ColorPointerType.UnsignedByte, 0, new IntPtr(pColorData));
}
GL.DrawArrays(BeginMode.Triangles, 0, subMesh.positionData.Count);
}
}
}
}
}
GL.DisableClientState(ArrayCap.NormalArray);
GL.DisableClientState(ArrayCap.VertexArray);
GL.DisableClientState(ArrayCap.TextureCoordArray);
GL.DisableClientState(ArrayCap.ColorArray);
GL.TexCoordPointer(2, TexCordPointerType.Float, 0, new IntPtr(0));
GL.ColorPointer(3, ColorPointerType.UnsignedByte, 0, new IntPtr(0));
GL.NormalPointer(NormalPointerType.Float, 0, new IntPtr(0));
GL.VertexPointer(3, VertexPointerType.Float, 0, new IntPtr(0));
if (subMesh.texture != null)
{
GL.DisableClientState(ArrayCap.TextureCoordArray);
}
}
if (!blendTexture)
{
// Restore default GL_MODULATE mode
GL.TexEnv(TextureEnvironmentTarget.TextureEnv, TextureEnvParameter.TextureEnvMode, GL_MODULATE);
}
}
private static void DrawToGL(Mesh meshToRender)
{
GLMeshTrianglePlugin glMeshPlugin = GLMeshTrianglePlugin.Get(meshToRender);
for (int i = 0; i < glMeshPlugin.subMeshs.Count; i++)
{
SubTriangleMesh subMesh = glMeshPlugin.subMeshs[i];
// Make sure the GLMeshPlugin has a reference to hold onto the image so it does not go away before this.
if (subMesh.texture != null)
{
ImageGlPlugin glPlugin = ImageGlPlugin.GetImageGlPlugin(subMesh.texture, true);
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, glPlugin.GLTextureHandle);
GL.EnableClientState(ArrayCap.TextureCoordArray);
}
else
{
GL.Disable(EnableCap.Texture2D);
GL.DisableClientState(ArrayCap.TextureCoordArray);
}
#if true
GL.EnableClientState(ArrayCap.NormalArray);
GL.EnableClientState(ArrayCap.VertexArray);
unsafe
{
fixed(VertexTextureData *pTextureData = subMesh.textrueData.Array)
{
fixed(VertexNormalData *pNormalData = subMesh.normalData.Array)
{
fixed(VertexPositionData *pPosition = subMesh.positionData.Array)
{
GL.TexCoordPointer(2, TexCordPointerType.Float, 0, new IntPtr(pTextureData));
GL.NormalPointer(NormalPointerType.Float, 0, new IntPtr(pNormalData));
GL.VertexPointer(3, VertexPointerType.Float, 0, new IntPtr(pPosition));
GL.DrawArrays(BeginMode.Triangles, 0, subMesh.positionData.Count);
}
}
}
}
#else
GL.InterleavedArrays(InterleavedArrayFormat.T2fN3fV3f, 0, subMesh.vertexDatas.Array);
if (subMesh.texture != null)
{
//GL.TexCoordPointer(2, TexCoordPointerType.Float, VertexData.Stride, subMesh.vertexDatas.Array);
//GL.EnableClientState(ArrayCap.TextureCoordArray);
}
else
{
GL.DisableClientState(ArrayCap.TextureCoordArray);
}
#endif
GL.DisableClientState(ArrayCap.NormalArray);
GL.DisableClientState(ArrayCap.VertexArray);
GL.DisableClientState(ArrayCap.TextureCoordArray);
GL.TexCoordPointer(2, TexCordPointerType.Float, 0, new IntPtr(0));
GL.NormalPointer(NormalPointerType.Float, 0, new IntPtr(0));
GL.VertexPointer(3, VertexPointerType.Float, 0, new IntPtr(0));
if (subMesh.texture != null)
{
GL.DisableClientState(ArrayCap.TextureCoordArray);
}
}
}
private void CreateRenderData(Mesh meshToBuildListFor, Func <Vector3Float, Color> getColorFunc)
{
subMeshs = new List <SubTriangleMesh>();
SubTriangleMesh currentSubMesh = null;
VectorPOD <VertexTextureData> textureData = null;
VectorPOD <VertexColorData> colorData = null;
VectorPOD <VertexNormalData> normalData = null;
VectorPOD <VertexPositionData> positionData = null;
// first make sure all the textures are created
for (int faceIndex = 0; faceIndex < meshToBuildListFor.Faces.Count; faceIndex++)
{
FaceTextureData faceTexture;
meshToBuildListFor.FaceTextures.TryGetValue(faceIndex, out faceTexture);
if (faceTexture != null)
{
ImageGlPlugin.GetImageGlPlugin(faceTexture.image, true);
}
// don't compare the data of the texture but rather if they are just the same object
if (subMeshs.Count == 0 ||
(faceTexture != null &&
(object)subMeshs[subMeshs.Count - 1].texture != (object)faceTexture.image))
{
SubTriangleMesh newSubMesh = new SubTriangleMesh();
newSubMesh.texture = faceTexture == null ? null : faceTexture.image;
subMeshs.Add(newSubMesh);
if (getColorFunc != null)
{
newSubMesh.UseVertexColors = true;
}
currentSubMesh = subMeshs[subMeshs.Count - 1];
textureData = currentSubMesh.textureData;
colorData = currentSubMesh.colorData;
normalData = currentSubMesh.normalData;
positionData = currentSubMesh.positionData;
}
VertexColorData color = new VertexColorData();
if (getColorFunc != null)
{
var faceColor = getColorFunc(meshToBuildListFor.Faces[faceIndex].normal);
color = new VertexColorData
{
red = faceColor.red,
green = faceColor.green,
blue = faceColor.blue
};
}
VertexTextureData tempTexture;
VertexNormalData tempNormal;
VertexPositionData tempPosition;
tempTexture.textureU = faceTexture == null ? 0 : (float)faceTexture.uv0.X;
tempTexture.textureV = faceTexture == null ? 0 : (float)faceTexture.uv0.Y;
var normal = meshToBuildListFor.Faces[faceIndex].normal;
tempNormal.normalX = normal.X;
tempNormal.normalY = normal.Y;
tempNormal.normalZ = normal.Z;
int vertexIndex = meshToBuildListFor.Faces[faceIndex].v0;
tempPosition.positionX = (float)meshToBuildListFor.Vertices[vertexIndex].X;
tempPosition.positionY = (float)meshToBuildListFor.Vertices[vertexIndex].Y;
tempPosition.positionZ = (float)meshToBuildListFor.Vertices[vertexIndex].Z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
colorData.add(color);
tempTexture.textureU = faceTexture == null ? 0 : (float)faceTexture.uv1.X;
tempTexture.textureV = faceTexture == null ? 0 : (float)faceTexture.uv1.Y;
vertexIndex = meshToBuildListFor.Faces[faceIndex].v1;
tempPosition.positionX = (float)meshToBuildListFor.Vertices[vertexIndex].X;
tempPosition.positionY = (float)meshToBuildListFor.Vertices[vertexIndex].Y;
tempPosition.positionZ = (float)meshToBuildListFor.Vertices[vertexIndex].Z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
colorData.add(color);
tempTexture.textureU = faceTexture == null ? 0 : (float)faceTexture.uv2.X;
tempTexture.textureV = faceTexture == null ? 0 : (float)faceTexture.uv2.Y;
vertexIndex = meshToBuildListFor.Faces[faceIndex].v2;
tempPosition.positionX = (float)meshToBuildListFor.Vertices[vertexIndex].X;
tempPosition.positionY = (float)meshToBuildListFor.Vertices[vertexIndex].Y;
tempPosition.positionZ = (float)meshToBuildListFor.Vertices[vertexIndex].Z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
colorData.add(color);
}
}
private void CreateRenderData(Mesh meshToBuildListFor)
{
subMeshs = new List <SubTriangleMesh>();
SubTriangleMesh currentSubMesh = null;
VectorPOD <VertexTextureData> textureData = new VectorPOD <VertexTextureData>();
VectorPOD <VertexNormalData> normalData = new VectorPOD <VertexNormalData>();
VectorPOD <VertexPositionData> positionData = new VectorPOD <VertexPositionData>();
// first make sure all the textures are created
foreach (Face face in meshToBuildListFor.Faces)
{
ImageBuffer faceTexture = face.GetTexture(0);
if (faceTexture != null)
{
ImageGlPlugin.GetImageGlPlugin(faceTexture, true);
}
// don't compare the data of the texture but rather if they are just the same object
if (subMeshs.Count == 0 || (object)subMeshs[subMeshs.Count - 1].texture != (object)faceTexture)
{
SubTriangleMesh newSubMesh = new SubTriangleMesh();
newSubMesh.texture = faceTexture;
subMeshs.Add(newSubMesh);
currentSubMesh = subMeshs[subMeshs.Count - 1];
textureData = currentSubMesh.textrueData;
normalData = currentSubMesh.normalData;
positionData = currentSubMesh.positionData;
}
Vector2[] textureUV = new Vector2[2];
Vector3[] position = new Vector3[2];
int vertexIndex = 0;
foreach (FaceEdge faceEdge in face.FaceEdges())
{
if (vertexIndex < 2)
{
textureUV[vertexIndex] = faceEdge.GetUVs(0);
position[vertexIndex] = faceEdge.firstVertex.Position;
}
else
{
VertexTextureData tempTexture;
VertexNormalData tempNormal;
VertexPositionData tempPosition;
tempTexture.textureU = (float)textureUV[0].x; tempTexture.textureV = (float)textureUV[0].y;
tempNormal.normalX = (float)face.normal.x; tempNormal.normalY = (float)face.normal.y; tempNormal.normalZ = (float)face.normal.z;
tempPosition.positionX = (float)position[0].x; tempPosition.positionY = (float)position[0].y; tempPosition.positionZ = (float)position[0].z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
tempTexture.textureU = (float)textureUV[1].x; tempTexture.textureV = (float)textureUV[1].y;
tempNormal.normalX = (float)face.normal.x; tempNormal.normalY = (float)face.normal.y; tempNormal.normalZ = (float)face.normal.z;
tempPosition.positionX = (float)position[1].x; tempPosition.positionY = (float)position[1].y; tempPosition.positionZ = (float)position[1].z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
Vector2 textureUV2 = faceEdge.GetUVs(0);
Vector3 position2 = faceEdge.firstVertex.Position;
tempTexture.textureU = (float)textureUV2.x; tempTexture.textureV = (float)textureUV2.y;
tempNormal.normalX = (float)face.normal.x; tempNormal.normalY = (float)face.normal.y; tempNormal.normalZ = (float)face.normal.z;
tempPosition.positionX = (float)position2.x; tempPosition.positionY = (float)position2.y; tempPosition.positionZ = (float)position2.z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
textureUV[1] = faceEdge.GetUVs(0);
position[1] = faceEdge.firstVertex.Position;
}
vertexIndex++;
}
}
}
static public ImageGlPlugin GetImageGlPlugin(ImageBuffer imageToGetDisplayListFor, bool createAndUseMipMaps, bool TextureMagFilterLinear = true)
{
ImageGlPlugin plugin;
imagesWithCacheData.TryGetValue(imageToGetDisplayListFor.GetBuffer(), out plugin);
using (TimedLock.Lock(glDataNeedingToBeDeleted, "GetImageGlPlugin"))
{
// We run this in here to ensure that we are on the correct thread and have the correct
// glcontext realized.
for (int i = glDataNeedingToBeDeleted.Count - 1; i >= 0; i--)
{
int textureToDelete = glDataNeedingToBeDeleted[i].glTextureHandle;
if (glDataNeedingToBeDeleted[i].refreshCountCreatedOn == currentGlobalRefreshCount)
{
GL.DeleteTextures(1, ref textureToDelete);
}
glDataNeedingToBeDeleted.RemoveAt(i);
}
}
#if ON_IMAGE_CHANGED_ALWAYS_CREATE_IMAGE
if (plugin != null &&
(imageToGetDisplayListFor.ChangedCount != plugin.imageUpdateCount ||
plugin.glData.refreshCountCreatedOn != currentGlobalRefreshCount))
{
int textureToDelete = plugin.GLTextureHandle;
if (plugin.glData.refreshCountCreatedOn == currentGlobalRefreshCount)
{
GL.DeleteTextures(1, ref textureToDelete);
}
plugin.glData.glTextureHandle = 0;
imagesWithCacheData.Remove(imageToGetDisplayListFor.GetBuffer());
plugin = null;
}
if (plugin == null)
{
ImageGlPlugin newPlugin = new ImageGlPlugin();
imagesWithCacheData.Add(imageToGetDisplayListFor.GetBuffer(), newPlugin);
newPlugin.createdWithMipMaps = createAndUseMipMaps;
newPlugin.CreateGlDataForImage(imageToGetDisplayListFor, TextureMagFilterLinear);
newPlugin.imageUpdateCount = imageToGetDisplayListFor.ChangedCount;
newPlugin.glData.refreshCountCreatedOn = currentGlobalRefreshCount;
return(newPlugin);
}
#else
if (plugin == null)
{
ImageGlPlugin newPlugin = new ImageGlPlugin();
imagesWithCacheData.Add(imageToGetDisplayListFor.GetBuffer(), newPlugin);
newPlugin.createdWithMipMaps = createAndUseMipMaps;
newPlugin.CreateGlDataForImage(imageToGetDisplayListFor, TextureMagFilterLinear);
newPlugin.imageUpdateCount = imageToGetDisplayListFor.ChangedCount;
newPlugin.refreshCountCreatedOn = currentGlobalRefreshCount;
return(newPlugin);
}
if (imageToGetDisplayListFor.ChangedCount != plugin.imageUpdateCount ||
plugin.refreshCountCreatedOn != currentGlobalRefreshCount)
{
plugin.imageUpdateCount = imageToGetDisplayListFor.ChangedCount;
plugin.refreshCountCreatedOn = currentGlobalRefreshCount;
GL.BindTexture(TextureTarget.Texture2D, plugin.GLTextureHandle);
// Create the texture
switch (imageToGetDisplayListFor.BitDepth)
{
case 8:
GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, imageToGetDisplayListFor.Width, imageToGetDisplayListFor.Height,
PixelFormat.Luminance, PixelType.UnsignedByte, imageToGetDisplayListFor.GetBuffer());
break;
case 24:
// our bitmaps are not padded and GL is having a problem with them so don't use 24 bit unless you fix this.
GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, imageToGetDisplayListFor.Width, imageToGetDisplayListFor.Height,
PixelFormat.Bgr, PixelType.UnsignedByte, imageToGetDisplayListFor.GetBuffer());
break;
case 32:
GL.TexSubImage2D(TextureTarget.Texture2D, 0, 0, 0, imageToGetDisplayListFor.Width, imageToGetDisplayListFor.Height,
PixelFormat.Bgra, PixelType.UnsignedByte, imageToGetDisplayListFor.GetBuffer());
break;
default:
throw new NotImplementedException();
}
if (plugin.createdWithMipMaps)
{
if (GLMajorVersion < 3)
{
switch (imageToGetDisplayListFor.BitDepth)
{
case 32:
{
ImageBuffer sourceImage = new ImageBuffer(imageToGetDisplayListFor);
ImageBuffer tempImage = new ImageBuffer(sourceImage.Width / 2, sourceImage.Height / 2, 32, new BlenderBGRA());
tempImage.NewGraphics2D().Render(sourceImage, 0, 0, 0, .5, .5);
int mipLevel = 1;
while (sourceImage.Width > 1 && sourceImage.Height > 1)
{
GL.TexSubImage2D(TextureTarget.Texture2D, mipLevel++, 0, 0, tempImage.Width, tempImage.Height,
PixelFormat.Bgra, PixelType.UnsignedByte, tempImage.GetBuffer());
sourceImage = new ImageBuffer(tempImage);
tempImage = new ImageBuffer(Math.Max(1, sourceImage.Width / 2), Math.Max(1, sourceImage.Height / 2), 32, new BlenderBGRA());
tempImage.NewGraphics2D().Render(sourceImage, 0, 0,
0,
(double)tempImage.Width / (double)sourceImage.Width,
(double)tempImage.Height / (double)sourceImage.Height);
}
}
break;
default:
throw new NotImplementedException();
}
}
else
{
GL.GenerateMipmap(GenerateMipmapTarget.Texture2D);
}
}
}
#endif
return(plugin);
}
private void CreateRenderData(Mesh meshToBuildListFor, Func <Vector3, Color> getColorFunc)
{
subMeshs = new List <SubTriangleMesh>();
SubTriangleMesh currentSubMesh = null;
VectorPOD <VertexTextureData> textureData = null;
VectorPOD <VertexColorData> colorData = null;
VectorPOD <VertexNormalData> normalData = null;
VectorPOD <VertexPositionData> positionData = null;
// first make sure all the textures are created
foreach (Face face in meshToBuildListFor.Faces)
{
ImageBuffer faceTexture = face.GetTexture(0);
if (faceTexture != null)
{
ImageGlPlugin.GetImageGlPlugin(faceTexture, true);
}
// don't compare the data of the texture but rather if they are just the same object
if (subMeshs.Count == 0 || (object)subMeshs[subMeshs.Count - 1].texture != (object)faceTexture)
{
SubTriangleMesh newSubMesh = new SubTriangleMesh();
newSubMesh.texture = faceTexture;
subMeshs.Add(newSubMesh);
if (getColorFunc != null)
{
newSubMesh.UseVertexColors = true;
}
currentSubMesh = subMeshs[subMeshs.Count - 1];
textureData = currentSubMesh.textureData;
colorData = currentSubMesh.colorData;
normalData = currentSubMesh.normalData;
positionData = currentSubMesh.positionData;
}
Vector2[] textureUV = new Vector2[2];
Vector3[] position = new Vector3[2];
VertexColorData color = new VertexColorData();
if (getColorFunc != null)
{
var faceColor = getColorFunc(face.Normal);
color = new VertexColorData
{
red = faceColor.red,
green = faceColor.green,
blue = faceColor.blue
};
}
int vertexIndex = 0;
foreach (FaceEdge faceEdge in face.FaceEdges())
{
if (vertexIndex < 2)
{
textureUV[vertexIndex] = faceEdge.GetUv(0);
position[vertexIndex] = faceEdge.FirstVertex.Position;
}
else
{
VertexTextureData tempTexture;
VertexNormalData tempNormal;
VertexPositionData tempPosition;
tempTexture.textureU = (float)textureUV[0].X; tempTexture.textureV = (float)textureUV[0].Y;
tempNormal.normalX = (float)face.Normal.X; tempNormal.normalY = (float)face.Normal.Y; tempNormal.normalZ = (float)face.Normal.Z;
tempPosition.positionX = (float)position[0].X; tempPosition.positionY = (float)position[0].Y; tempPosition.positionZ = (float)position[0].Z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
colorData.add(color);
tempTexture.textureU = (float)textureUV[1].X; tempTexture.textureV = (float)textureUV[1].Y;
tempNormal.normalX = (float)face.Normal.X; tempNormal.normalY = (float)face.Normal.Y; tempNormal.normalZ = (float)face.Normal.Z;
tempPosition.positionX = (float)position[1].X; tempPosition.positionY = (float)position[1].Y; tempPosition.positionZ = (float)position[1].Z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
colorData.add(color);
Vector2 textureUV2 = faceEdge.GetUv(0);
Vector3 position2 = faceEdge.FirstVertex.Position;
tempTexture.textureU = (float)textureUV2.X; tempTexture.textureV = (float)textureUV2.Y;
tempNormal.normalX = (float)face.Normal.X; tempNormal.normalY = (float)face.Normal.Y; tempNormal.normalZ = (float)face.Normal.Z;
tempPosition.positionX = (float)position2.X; tempPosition.positionY = (float)position2.Y; tempPosition.positionZ = (float)position2.Z;
textureData.Add(tempTexture);
normalData.Add(tempNormal);
positionData.Add(tempPosition);
colorData.add(color);
textureUV[1] = faceEdge.GetUv(0);
position[1] = faceEdge.FirstVertex.Position;
}
vertexIndex++;
}
}
}