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Inline Restoring and Setting up VBO state in OpenGLApi.

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This commit is contained in:
UnknownShadow200 2015-06-07 06:59:52 +10:00
parent 506e3b8dba
commit c145cc2510
1 changed files with 33 additions and 41 deletions
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74
GraphicsAPI/OpenGLApi.cs
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@ -191,14 +191,14 @@ namespace ClassicalSharp.GraphicsAPI {
Action<DrawMode, int, int, int> drawBatchFuncTex2fCol4b;
public override int CreateDynamicVb( VertexFormat format, int maxVertices ) {
int id = 0;
GL.Arb.GenBuffers( 1, out id );
int sizeInBytes = maxVertices * strideSizes[(int)format];
GL.Arb.BindBuffer( BufferTargetArb.ArrayBuffer, id );
GL.Arb.BufferData( BufferTargetArb.ArrayBuffer, new IntPtr( sizeInBytes ), IntPtr.Zero, BufferUsageArb.DynamicDraw );
GL.Arb.BindBuffer( BufferTargetArb.ArrayBuffer, 0 );
return id;
public override int CreateDynamicVb( VertexFormat format, int maxVertices ) {
int id = 0;
GL.Arb.GenBuffers( 1, out id );
int sizeInBytes = maxVertices * strideSizes[(int)format];
GL.Arb.BindBuffer( BufferTargetArb.ArrayBuffer, id );
GL.Arb.BufferData( BufferTargetArb.ArrayBuffer, new IntPtr( sizeInBytes ), IntPtr.Zero, BufferUsageArb.DynamicDraw );
GL.Arb.BindBuffer( BufferTargetArb.ArrayBuffer, 0 );
return id;
}
public override int InitVb<T>( T[] vertices, VertexFormat format, int count ) {
@ -269,18 +269,24 @@ namespace ClassicalSharp.GraphicsAPI {
VertexFormat batchFormat;
public override void BeginVbBatch( VertexFormat format ) {
batchFormat = format;
EnableClientState( format );
GL.EnableClientState( ArrayCap.VertexArray );
if( format == VertexFormat.Pos3fTex2fCol4b ) {
GL.EnableClientState( ArrayCap.ColorArray );
GL.EnableClientState( ArrayCap.TextureCoordArray );
drawBatchFunc = drawBatchFuncTex2fCol4b;
} else if( format == VertexFormat.Pos3fCol4b ) {
drawBatchFunc =drawBatchFuncCol4b;
} else if( format == VertexFormat.Pos3fTex2f ) {
GL.EnableClientState( ArrayCap.TextureCoordArray );
drawBatchFunc = drawBatchFuncTex2f;
} else if( format == VertexFormat.Pos3fCol4b ) {
GL.EnableClientState( ArrayCap.ColorArray );
drawBatchFunc = drawBatchFuncCol4b;
}
}
public override void BeginIndexedVbBatch() {
EnableClientState( VertexFormat.Pos3fTex2fCol4b );
GL.EnableClientState( ArrayCap.VertexArray );
GL.EnableClientState( ArrayCap.ColorArray );
GL.EnableClientState( ArrayCap.TextureCoordArray );
}
public override void DrawVbBatch( DrawMode mode, int id, int offset, int verticesCount ) {
@ -297,12 +303,22 @@ namespace ClassicalSharp.GraphicsAPI {
}
public override void EndVbBatch() {
DisableClientState( batchFormat );
GL.DisableClientState( ArrayCap.VertexArray );
if( batchFormat == VertexFormat.Pos3fTex2fCol4b ) {
GL.DisableClientState( ArrayCap.ColorArray );
GL.DisableClientState( ArrayCap.TextureCoordArray );
} else if( batchFormat == VertexFormat.Pos3fTex2f ) {
GL.DisableClientState( ArrayCap.TextureCoordArray );
} else if( batchFormat == VertexFormat.Pos3fCol4b ) {
GL.DisableClientState( ArrayCap.ColorArray );
}
GL.Arb.BindBuffer( BufferTargetArb.ArrayBuffer, 0 );
}
public override void EndIndexedVbBatch() {
DisableClientState( VertexFormat.Pos3fTex2fCol4b );
GL.DisableClientState( ArrayCap.VertexArray );
GL.DisableClientState( ArrayCap.ColorArray );
GL.DisableClientState( ArrayCap.TextureCoordArray );
GL.Arb.BindBuffer( BufferTargetArb.ArrayBuffer, 0 );
GL.Arb.BindBuffer( BufferTargetArb.ElementArrayBuffer, 0 );
}
@ -328,30 +344,6 @@ namespace ClassicalSharp.GraphicsAPI {
GL.TexCoordPointer( 2, TexCoordPointerType.Float, 24, new IntPtr( 16 ) );
GL.DrawArrays( modeMappings[(int)mode], offset, verticesCount );
}
static void EnableClientState( VertexFormat format ) {
GL.EnableClientState( ArrayCap.VertexArray );
if( format == VertexFormat.Pos3fCol4b ) {
GL.EnableClientState( ArrayCap.ColorArray );
} else if( format == VertexFormat.Pos3fTex2f ) {
GL.EnableClientState( ArrayCap.TextureCoordArray );
} else if( format == VertexFormat.Pos3fTex2fCol4b ) {
GL.EnableClientState( ArrayCap.ColorArray );
GL.EnableClientState( ArrayCap.TextureCoordArray );
}
}
static void DisableClientState( VertexFormat format ) {
GL.DisableClientState( ArrayCap.VertexArray );
if( format == VertexFormat.Pos3fCol4b ) {
GL.DisableClientState( ArrayCap.ColorArray );
} else if( format == VertexFormat.Pos3fTex2f ) {
GL.DisableClientState( ArrayCap.TextureCoordArray );
} else if( format == VertexFormat.Pos3fTex2fCol4b ) {
GL.DisableClientState( ArrayCap.ColorArray );
GL.DisableClientState( ArrayCap.TextureCoordArray );
}
}
#endregion
@ -432,11 +424,11 @@ namespace ClassicalSharp.GraphicsAPI {
}
#endif
public override void BeginFrame( Game game ) {
public override void BeginFrame( Game game ) {
}
public override void EndFrame( Game game ) {
game.SwapBuffers();
public override void EndFrame( Game game ) {
game.SwapBuffers();
}
public override void PrintApiSpecificInfo() {