Package foundry.veil.api.client.render.vertex

Class VertexArray

java.lang.Object
foundry.veil.api.client.render.vertex.VertexArray
All Implemented Interfaces:
AutoCloseable, org.lwjgl.system.NativeResource
Direct Known Subclasses:
ARBVertexArray, DSAVertexArray, LegacyVertexArray
public abstract class VertexArray extends Object implements org.lwjgl.system.NativeResource
More generic alternative to VertexBuffer that uses the latest available OpenGL version.

  • Field Details

    • VERTEX_BUFFER

      public static final int VERTEX_BUFFER
      See Also:

    • ELEMENT_ARRAY_BUFFER

      public static final int ELEMENT_ARRAY_BUFFER
      See Also:

    • id

      protected final int id

    • builder

      protected final VertexArrayBuilder builder

    • buffers

      protected final it.unimi.dsi.fastutil.ints.Int2IntMap buffers

    • indexCount

      protected int indexCount

    • indexType

      protected VertexArray.IndexType indexType

    • drawMode

      protected com.mojang.blaze3d.vertex.VertexFormat.Mode drawMode

  • Constructor Details

  • Method Details

    • create

      public static VertexArray create()
      Creates a single new vertex array.
      Returns:
      A new vertex array

    • create

      public static VertexArray[] create(int count)
      Creates an array of vertex arrays.
      Parameters:
      count - The number of arrays to create
      Returns:
      An array of new vertex arrays

    • create

      public static void create(VertexArray[] fill)
      Replaces each element of the specified array with a new vertex array.
      Parameters:
      fill - The array to fill

    • setup

      public void setup(net.minecraft.client.renderer.RenderType renderType)
      Sets up the draw state with the specified render type.
      Parameters:
      renderType - The render type to set up
      Since:
      1.2.0

    • clear

      public void clear(net.minecraft.client.renderer.RenderType renderType)
      Clears the specified render type.
      Parameters:
      renderType - The render type to clear
      Since:
      1.2.0

    • getOrCreateBuffer

      public int getOrCreateBuffer(int index)
      Creates a new buffer object owned by this vertex array or retrieves an existing buffer.
      Parameters:
      index - The index of the buffer to get
      Returns:
      A vertex array object

    • getId

      public int getId()
      Returns:
      The OpenGL id of this vertex array

    • getIndexCount

      public int getIndexCount()
      Returns:
      The number of indices in this array

    • getIndexType

      public VertexArray.IndexType getIndexType()
      Returns:
      The data type of the index buffer

    • getDrawMode

      public com.mojang.blaze3d.vertex.VertexFormat.Mode getDrawMode()
      Returns:
      The GL polygon draw type
      See Also:

    • upload

      public static void upload(int buffer, ByteBuffer data, VertexArray.DrawUsage usage)
      Uploads mesh data into the specified buffer.
      Parameters:
      data - The data to upload
      usage - The draw usage

    • upload

      public void upload(com.mojang.blaze3d.vertex.MeshData meshData, VertexArray.DrawUsage usage)
      Uploads vanilla mc mesh data into this vertex array. Only a single mesh can be uploaded this way.
      Parameters:
      meshData - The data to upload
      usage - The draw usage

    • upload

      public void upload(int attributeStart, com.mojang.blaze3d.vertex.MeshData meshData, VertexArray.DrawUsage usage)
      Uploads vanilla mc mesh data into this vertex array. Only a single mesh can be uploaded this way.
      Parameters:
      attributeStart - The attribute to start uploading vertex data to
      meshData - The data to upload
      usage - The draw usage

    • uploadIndexBuffer

      public void uploadIndexBuffer(com.mojang.blaze3d.vertex.MeshData.DrawState drawState)
      Uploads index data to the vertex array.
      Parameters:
      drawState - The buffer draw state

    • uploadIndexBuffer

      public void uploadIndexBuffer(ByteBuffer data)
      Uploads index data to the vertex array.
      Parameters:
      data - The data to upload

    • uploadIndexBuffer

      public void uploadIndexBuffer(ByteBuffer data, VertexArray.IndexType indexType)
      Uploads index data to the vertex array.
      Parameters:
      data - The data to upload
      indexType - The type of data stored in data
      Since:
      1.2.0

    • editFormat

      public VertexArrayBuilder editFormat()
      Returns:
      A builder for applying changes to this array

    • bind

      public void bind()
      Binds this vertex array and applies any changes to the format automatically.

    • unbind

      public static void unbind()
      Unbinds the current vertex array.

    • draw

      public void draw()
      Draws indexCount number of indices with the previously defined draw mode.
      bind() must be called before this.

    • drawInstanced

      public void drawInstanced(int instances)
      Draws indexCount number of indices with the previously defined draw mode a number of times.
      bind() must be called before this.
      Parameters:
      instances - The number of instances to draw

    • drawIndirect

      public void drawIndirect(long indirect, int drawCount, int stride)
      Draws indexCount number of indices with the previously defined draw mode a number of times.
      bind() must be called before this.
      Note: This only works if VeilRenderSystem.multiDrawIndirectSupported() is true
      Parameters:
      indirect - A pointer into the currently bound GL40C.GL_DRAW_INDIRECT_BUFFER or the address of a struct containing draw data
      drawCount - The number of instances to draw
      stride - The stride between commands or 0 if they are tightly packed

    • drawWithRenderType

      public void drawWithRenderType(net.minecraft.client.renderer.RenderType renderType)
      Draws indexCount number of indices with the previously defined draw mode. This method applies the specified render type automatically.
      bind() must be called before this.

    • drawInstancedWithRenderType

      public void drawInstancedWithRenderType(net.minecraft.client.renderer.RenderType renderType, int instances)
      Draws indexCount number of indices with the previously defined draw mode a number of times. This method applies the specified render type automatically.
      bind() must be called before this.
      Parameters:
      instances - The number of instances to draw

    • drawIndirectWithRenderType

      public void drawIndirectWithRenderType(net.minecraft.client.renderer.RenderType renderType, long indirect, int drawCount, int stride)
      Draws indexCount number of indices with the previously defined draw mode a number of times. This method applies the specified render type automatically.
      bind() must be called before this.
      Note: This only works if VeilRenderSystem.multiDrawIndirectSupported() is true
      Parameters:
      indirect - A pointer into the currently bound GL40C.GL_DRAW_INDIRECT_BUFFER or the address of a struct containing draw data
      drawCount - The number of instances to draw
      stride - The stride between commands or 0 if they are tightly packed

    • setIndexCount

      public void setIndexCount(int indexCount, VertexArray.IndexType indexType)
      Sets the number of indices and what data type they are.
      Parameters:
      indexCount - The number of indices in the entire mesh
      indexType - The data type of the indices

    • setDrawMode

      public void setDrawMode(com.mojang.blaze3d.vertex.VertexFormat.Mode drawMode)
      Sets the type of polygons draw calls will draw.
      Parameters:
      drawMode - The new draw mode

    • free

      public void free()
      Specified by:
      free in interface org.lwjgl.system.NativeResource