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Cocoa Port: Standardize display rotations to always assume a left-handed Cartesian coordinate system (clockwise rotation).

This commit is contained in:
rogerman 2017-01-03 03:31:35 -08:00
parent a6cb37901f
commit 616962f0b7
5 changed files with 25 additions and 25 deletions
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2
desmume/src/frontend/cocoa/ClientDisplayView.cpp
View File

@ -155,7 +155,7 @@ void ClientDisplayView::GetNDSPoint(const int inputID, const bool isInitialTouch
ClientDisplayView::ConvertClientToNormalPoint(this->_property.normalWidth, this->_property.normalHeight,
this->_property.clientWidth, this->_property.clientHeight,
s,
360.0 - this->_property.rotation,
this->_property.rotation,
x, y);
// Normalize the touch location to the DS.

16
desmume/src/frontend/cocoa/OGLDisplayOutput.cpp
View File

@ -71,8 +71,8 @@ static const char *Sample1x1OutputVertShader_100 = {"\
mat2 projection = mat2( vec2(2.0/viewSize.x, 0.0), \n\
vec2( 0.0, 2.0/viewSize.y)); \n\
\n\
mat2 rotation = mat2( vec2(cos(angleRadians), -sin(angleRadians)), \n\
vec2(sin(angleRadians), cos(angleRadians))); \n\
mat2 rotation = mat2( vec2( cos(angleRadians), sin(angleRadians)), \n\
vec2(-sin(angleRadians), cos(angleRadians))); \n\
\n\
mat2 scale = mat2( vec2(scalar, 0.0), \n\
vec2( 0.0, scalar)); \n\
@ -105,8 +105,8 @@ static const char *BicubicSample4x4Output_VertShader_110 = {"\
mat2 projection = mat2( vec2(2.0/viewSize.x, 0.0), \n\
vec2( 0.0, 2.0/viewSize.y)); \n\
\n\
mat2 rotation = mat2( vec2(cos(angleRadians), -sin(angleRadians)), \n\
vec2(sin(angleRadians), cos(angleRadians))); \n\
mat2 rotation = mat2( vec2( cos(angleRadians), sin(angleRadians)), \n\
vec2(-sin(angleRadians), cos(angleRadians))); \n\
\n\
mat2 scale = mat2( vec2(scalar, 0.0), \n\
vec2( 0.0, scalar)); \n\
@ -161,8 +161,8 @@ static const char *BicubicSample5x5Output_VertShader_110 = {"\
mat2 projection = mat2( vec2(2.0/viewSize.x, 0.0), \n\
vec2( 0.0, 2.0/viewSize.y)); \n\
\n\
mat2 rotation = mat2( vec2(cos(angleRadians), -sin(angleRadians)), \n\
vec2(sin(angleRadians), cos(angleRadians))); \n\
mat2 rotation = mat2( vec2( cos(angleRadians), sin(angleRadians)), \n\
vec2(-sin(angleRadians), cos(angleRadians))); \n\
\n\
mat2 scale = mat2( vec2(scalar, 0.0), \n\
vec2( 0.0, scalar)); \n\
@ -228,8 +228,8 @@ static const char *BicubicSample6x6Output_VertShader_110 = {"\
mat2 projection = mat2( vec2(2.0/viewSize.x, 0.0), \n\
vec2( 0.0, 2.0/viewSize.y)); \n\
\n\
mat2 rotation = mat2( vec2(cos(angleRadians), -sin(angleRadians)), \n\
vec2(sin(angleRadians), cos(angleRadians))); \n\
mat2 rotation = mat2( vec2( cos(angleRadians), sin(angleRadians)), \n\
vec2(-sin(angleRadians), cos(angleRadians))); \n\
\n\
mat2 scale = mat2( vec2(scalar, 0.0), \n\
vec2( 0.0, scalar)); \n\

2
desmume/src/frontend/cocoa/cocoa_globals.h
View File

@ -209,8 +209,6 @@
#define SPU_SAMPLE_SIZE ((SPU_SAMPLE_RESOLUTION / 8) * SPU_NUMBER_CHANNELS) // Bytes per sample, multiplied by the number of channels
#define SPU_BUFFER_BYTES ((SPU_SAMPLE_RATE / DS_FRAMES_PER_SECOND) * SPU_SAMPLE_SIZE) // Note that this value may be returned as floating point
#define CLOCKWISE_DEGREES(x) (360.0 - x) // Converts an angle in degrees from normal-direction to clockwise-direction.
#define VOLUME_THRESHOLD_LOW 35.0f
#define VOLUME_THRESHOLD_HIGH 75.0f

1
desmume/src/frontend/cocoa/userinterface/DisplayWindowController.h
View File

@ -112,6 +112,7 @@ class OGLVideoOutput;
BOOL _masterStatusBarState;
NSRect _masterWindowFrame;
double _masterWindowScale;
double _localRotation;
OSSpinLock spinlockScale;
OSSpinLock spinlockRotation;

29
desmume/src/frontend/cocoa/userinterface/DisplayWindowController.mm
View File

@ -117,6 +117,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
_localViewProps.layout = ClientDisplayLayout_Vertical;
_localViewProps.order = ClientDisplayOrder_MainFirst;
_localRotation = 0.0;
_minDisplayViewSize = NSMakeSize(_localViewProps.clientWidth, _localViewProps.clientHeight + _localViewProps.gapDistance);
_isMinSizeNormal = YES;
_statusBarHeight = WINDOW_STATUS_BAR_HEIGHT;
@ -192,15 +193,18 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
}
OSSpinLockLock(&spinlockRotation);
_localViewProps.rotation = newAngleDegrees;
_localRotation = newAngleDegrees;
OSSpinLockUnlock(&spinlockRotation);
// Convert angle to clockwise-direction degrees (left-handed Cartesian coordinate system).
_localViewProps.rotation = 360.0 - newAngleDegrees;
NSWindow *theWindow = [self window];
// Set the minimum content size for the window, since this will change based on rotation.
double contentMinWidth = _minDisplayViewSize.width;
double contentMinHeight = _minDisplayViewSize.height;
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, CLOCKWISE_DEGREES(newAngleDegrees), contentMinWidth, contentMinHeight);
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, _localViewProps.rotation, contentMinWidth, contentMinHeight);
contentMinHeight += _statusBarHeight;
[theWindow setContentMinSize:NSMakeSize(contentMinWidth, contentMinHeight)];
@ -218,7 +222,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
}
DisplayOutputTransformData transformData = { _localViewProps.viewScale,
newAngleDegrees,
_localViewProps.rotation,
0.0,
0.0,
0.0 };
@ -231,7 +235,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
- (double) displayRotation
{
OSSpinLockLock(&spinlockRotation);
const double angleDegrees = _localViewProps.rotation;
const double angleDegrees = _localRotation;
OSSpinLockUnlock(&spinlockRotation);
return angleDegrees;
@ -408,7 +412,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
// Set the minimum content size, keeping the display rotation in mind.
double transformedMinWidth = _minDisplayViewSize.width;
double transformedMinHeight = _minDisplayViewSize.height;
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, CLOCKWISE_DEGREES([self displayRotation]), transformedMinWidth, transformedMinHeight);
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, _localViewProps.rotation, transformedMinWidth, transformedMinHeight);
[[self window] setContentMinSize:NSMakeSize(transformedMinWidth, transformedMinHeight + _statusBarHeight)];
}
@ -510,13 +514,10 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
return;
}
// Convert angle to clockwise-direction degrees.
const double angleDegrees = CLOCKWISE_DEGREES(_localViewProps.rotation);
// Get the maximum scalar size within drawBounds. Constrain scalar to maxScalar if necessary.
double checkWidth = _localViewProps.normalWidth;
double checkHeight = _localViewProps.normalHeight;
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, angleDegrees, checkWidth, checkHeight);
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, _localViewProps.rotation, checkWidth, checkHeight);
const double constrainedScale = [self maxScalarForContentBoundsWidth:checkWidth height:checkHeight];
if (_localViewProps.viewScale > constrainedScale)
@ -529,7 +530,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
// Get the new bounds for the window's content view based on the transformed draw bounds.
double transformedWidth = _localViewProps.normalWidth;
double transformedHeight = _localViewProps.normalHeight;
ClientDisplayView::ConvertNormalToTransformedBounds(_localViewProps.viewScale, angleDegrees, transformedWidth, transformedHeight);
ClientDisplayView::ConvertNormalToTransformedBounds(_localViewProps.viewScale, _localViewProps.rotation, transformedWidth, transformedHeight);
// Get the center of the content view in screen coordinates.
const NSRect windowContentRect = [[masterWindow contentView] bounds];
@ -759,7 +760,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
// Set the minimum content size, keeping the display rotation in mind.
double transformedMinWidth = _minDisplayViewSize.width;
double transformedMinHeight = _minDisplayViewSize.height;
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, CLOCKWISE_DEGREES([self displayRotation]), transformedMinWidth, transformedMinHeight);
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, _localViewProps.rotation, transformedMinWidth, transformedMinHeight);
transformedMinHeight += _statusBarHeight;
// Resize the window if it's smaller than the minimum content size.
@ -1275,7 +1276,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
// content Rect.
double checkWidth = _localViewProps.normalWidth;
double checkHeight = _localViewProps.normalHeight;
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, [self displayRotation], checkWidth, checkHeight);
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, _localViewProps.rotation, checkWidth, checkHeight);
const NSSize contentBounds = NSMakeSize(contentRect.size.width, contentRect.size.height - _statusBarHeight);
const double constrainedScale = ClientDisplayView::GetMaxScalarWithinBounds(checkWidth, checkHeight, contentBounds.width, contentBounds.height);
@ -1297,7 +1298,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
// Get the max scalar within the window's current content bounds.
double checkWidth = _localViewProps.normalWidth;
double checkHeight = _localViewProps.normalHeight;
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, [self displayRotation], checkWidth, checkHeight);
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, _localViewProps.rotation, checkWidth, checkHeight);
NSSize contentBounds = [[[self window] contentView] bounds].size;
contentBounds.height -= _statusBarHeight;
@ -1346,7 +1347,7 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
// content Rect.
double checkWidth = _localViewProps.normalWidth;
double checkHeight = _localViewProps.normalHeight;
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, [self displayRotation], checkWidth, checkHeight);
ClientDisplayView::ConvertNormalToTransformedBounds(1.0, _localViewProps.rotation, checkWidth, checkHeight);
const NSSize contentBounds = NSMakeSize(contentRect.size.width, contentRect.size.height - _statusBarHeight);
const double maxS = ClientDisplayView::GetMaxScalarWithinBounds(checkWidth, checkHeight, contentBounds.width, contentBounds.height);