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7991ba4cfa
The definition of BOOL is different between macOS and iOS. C's bool is used on iOS, but C's bool is hard to use from Go (e.g., an integer cannot be converted to C's bool). Use unsigned char instead. Fixes #1006
101 lines
3.1 KiB
Objective-C
101 lines
3.1 KiB
Objective-C
// Copyright 2018 The Ebiten Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// +build darwin
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#include "ca.h"
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#import <QuartzCore/QuartzCore.h>
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void *MakeMetalLayer() {
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CAMetalLayer *layer = [[CAMetalLayer alloc] init];
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// TODO: Expose a function to set color space.
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// TODO: Enable colorspace on iOS: this will be available as of iOS 13.0.
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#if !TARGET_OS_IPHONE
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CGColorSpaceRef colorspace =
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CGColorSpaceCreateWithName(kCGColorSpaceDisplayP3);
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layer.colorspace = colorspace;
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CGColorSpaceRelease(colorspace);
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#endif
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return layer;
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}
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uint16_t MetalLayer_PixelFormat(void *metalLayer) {
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return ((CAMetalLayer *)metalLayer).pixelFormat;
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}
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void MetalLayer_SetDevice(void *metalLayer, void *device) {
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((CAMetalLayer *)metalLayer).device = (id<MTLDevice>)device;
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}
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void MetalLayer_SetOpaque(void *metalLayer, unsigned char opaque) {
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((CAMetalLayer *)metalLayer).opaque = (BOOL)opaque;
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}
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const char *MetalLayer_SetPixelFormat(void *metalLayer, uint16_t pixelFormat) {
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@try {
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((CAMetalLayer *)metalLayer).pixelFormat = (MTLPixelFormat)pixelFormat;
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} @catch (NSException *exception) {
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return exception.reason.UTF8String;
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}
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return NULL;
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}
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const char *MetalLayer_SetMaximumDrawableCount(void *metalLayer,
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uint_t maximumDrawableCount) {
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// @available syntax is not available for old Xcode (#781)
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//
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// If possible, we'd want to write the guard like:
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//
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// if (@available(macOS 10.13.2, *)) { ...
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@try {
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if ([(CAMetalLayer *)metalLayer
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respondsToSelector:@selector(setMaximumDrawableCount:)]) {
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[((CAMetalLayer *)metalLayer)
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setMaximumDrawableCount:(NSUInteger)maximumDrawableCount];
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}
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} @catch (NSException *exception) {
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return exception.reason.UTF8String;
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}
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return NULL;
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}
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void MetalLayer_SetDisplaySyncEnabled(void *metalLayer,
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uint8_t displaySyncEnabled) {
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// @available syntax is not available for old Xcode (#781)
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//
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// If possible, we'd want to write the guard like:
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//
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// if (@available(macOS 10.13, *)) { ...
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#if !TARGET_OS_IPHONE
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if ([(CAMetalLayer *)metalLayer
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respondsToSelector:@selector(setDisplaySyncEnabled:)]) {
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[((CAMetalLayer *)metalLayer) setDisplaySyncEnabled:displaySyncEnabled];
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}
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#endif
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}
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void MetalLayer_SetDrawableSize(void *metalLayer, double width, double height) {
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((CAMetalLayer *)metalLayer).drawableSize = (CGSize){width, height};
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}
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void *MetalLayer_NextDrawable(void *metalLayer) {
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return [(CAMetalLayer *)metalLayer nextDrawable];
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}
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void *MetalDrawable_Texture(void *metalDrawable) {
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return ((id<CAMetalDrawable>)metalDrawable).texture;
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}
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