public static void DrawUserIndexed <T>(PrimitiveType primitiveType, Shader shader, VertexDeclaration vertexDeclaration, T[] vertexData, int startVertex, int verticesCount, ushort[] indexData, int startIndex, int indicesCount) where T : struct
{
VerifyParametersDrawUserIndexed(primitiveType, shader, vertexDeclaration, vertexData, startVertex, verticesCount, indexData, startIndex, indicesCount);
GCHandle gCHandle = GCHandle.Alloc(vertexData, GCHandleType.Pinned);
GCHandle gCHandle2 = GCHandle.Alloc(indexData, GCHandleType.Pinned);
try
{
GLWrapper.ApplyRenderTarget(RenderTarget);
GLWrapper.ApplyViewportScissor(Viewport, ScissorRectangle, RasterizerState.ScissorTestEnable);
GLWrapper.ApplyShaderAndBuffers(shader, vertexDeclaration, gCHandle.AddrOfPinnedObject(), 0, 0);
GLWrapper.ApplyRasterizerState(RasterizerState);
GLWrapper.ApplyDepthStencilState(DepthStencilState);
GLWrapper.ApplyBlendState(BlendState);
GL.DrawElements(GLWrapper.TranslatePrimitiveType(primitiveType), indicesCount, All.UnsignedShort, gCHandle2.AddrOfPinnedObject() + 2 * startIndex);
}
finally
{
gCHandle.Free();
gCHandle2.Free();
}
}
public void AllocateBuffer()
{
GL.GenBuffers(1, out m_buffer);
GLWrapper.BindBuffer(All.ArrayBuffer, m_buffer);
GL.BufferData(All.ArrayBuffer, new IntPtr(VertexDeclaration.VertexStride * VerticesCount), IntPtr.Zero, All.StaticDraw);
}
public void AllocateBuffer()
{
GL.GenBuffers(1, out m_buffer);
GLWrapper.BindBuffer(All.ElementArrayBuffer, m_buffer);
GL.BufferData(All.ElementArrayBuffer, new IntPtr(IndexFormat.GetSize() * IndicesCount), IntPtr.Zero, All.StaticDraw);
}
public void GenerateMipMaps()
{
GLWrapper.BindTexture(All.Texture2D, m_texture, forceBind: false);
GL.GenerateMipmap(All.Texture2D);
}
internal static void Initialize()
{
GLWrapper.Initialize();
GLWrapper.InitializeCache();
Resize();
}
public static void ResetGLStateCache()
{
GLWrapper.InitializeCache();
}
public static void Clear(Vector4?color, float?depth = null, int?stencil = null)
{
GLWrapper.Clear(RenderTarget, color, depth, stencil);
}
public static void DrawIndexed(PrimitiveType primitiveType, Shader shader, VertexBuffer vertexBuffer, IndexBuffer indexBuffer, int startIndex, int indicesCount)
{
VerifyParametersDrawIndexed(primitiveType, shader, vertexBuffer, indexBuffer, startIndex, indicesCount);
GLWrapper.ApplyRenderTarget(RenderTarget);
GLWrapper.ApplyViewportScissor(Viewport, ScissorRectangle, RasterizerState.ScissorTestEnable);
GLWrapper.ApplyShaderAndBuffers(shader, vertexBuffer.VertexDeclaration, IntPtr.Zero, vertexBuffer.m_buffer, indexBuffer.m_buffer);
GLWrapper.ApplyRasterizerState(RasterizerState);
GLWrapper.ApplyDepthStencilState(DepthStencilState);
GLWrapper.ApplyBlendState(BlendState);
GL.DrawElements(GLWrapper.TranslatePrimitiveType(primitiveType), indicesCount, GLWrapper.TranslateIndexFormat(indexBuffer.IndexFormat), new IntPtr(startIndex * indexBuffer.IndexFormat.GetSize()));
}