From e30739a1e1d90183bc6bf7414e409e89016881f5 Mon Sep 17 00:00:00 2001 From: Timothy Liang Date: Tue, 31 Jul 2018 10:51:17 -0400 Subject: implemented copy surface as draw for metal gpu backend Bug: skia: Change-Id: Ie61bd6ad9f288b8a025d44f887a0954101a7d710 Reviewed-on: https://skia-review.googlesource.com/142687 Commit-Queue: Timothy Liang Reviewed-by: Greg Daniel --- src/gpu/mtl/GrMtlCopyPipelineState.mm | 37 +++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 src/gpu/mtl/GrMtlCopyPipelineState.mm (limited to 'src/gpu/mtl/GrMtlCopyPipelineState.mm') diff --git a/src/gpu/mtl/GrMtlCopyPipelineState.mm b/src/gpu/mtl/GrMtlCopyPipelineState.mm new file mode 100644 index 0000000000..27b52e60f2 --- /dev/null +++ b/src/gpu/mtl/GrMtlCopyPipelineState.mm @@ -0,0 +1,37 @@ +/* + * Copyright 2018 Google Inc. + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include "GrMtlCopyPipelineState.h" +#include "GrMtlGpu.h" + +GrMtlCopyPipelineState* GrMtlCopyPipelineState::CreateCopyPipelineState( + GrMtlGpu* gpu, + MTLPixelFormat dstPixelFormat, + id vertexFunction, + id fragmentFunction, + MTLVertexDescriptor* vertexDescriptor) { + + // Create pipeline state for copy as draw + MTLRenderPipelineDescriptor* pipelineDescriptor = [[MTLRenderPipelineDescriptor alloc] init]; + pipelineDescriptor.vertexFunction = vertexFunction; + pipelineDescriptor.fragmentFunction = fragmentFunction; + pipelineDescriptor.vertexDescriptor = vertexDescriptor; + pipelineDescriptor.colorAttachments[0].pixelFormat = dstPixelFormat; + + NSError* error = nil; + id pipelineState = + [gpu->device() newRenderPipelineStateWithDescriptor: pipelineDescriptor + error: &error]; + if (error) { + SkDebugf("Error creating pipeline: %s\n", + [[error localizedDescription] cStringUsingEncoding: NSASCIIStringEncoding]); + return nil; + } + + SkASSERT(pipelineState); + return new GrMtlCopyPipelineState(pipelineState, dstPixelFormat); +} -- cgit v1.2.3