piwalker/melonDS
1
0
Fork 0
mirror of https://github.com/melonDS-emu/melonDS.git synced 2024-11-14 21:37:42 -07:00
Code Issues Actions Packages Projects Releases Wiki Activity

Add hybrid layout (#772)

Browse Source
This commit is contained in:
gal20 2021-01-25 20:47:54 +02:00 committed by GitHub
parent 43348210f9
commit 54b1a752d4
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 124 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/frontend/FrontendUtil.h
View File

@ -116,6 +116,7 @@ void EnableCheats(bool enable);
// 0 = natural (top screen above bottom screen always)
// 1 = vertical
// 2 = horizontal
// 3 = hybrid
// * rotation: angle at which the DS screens are presented: 0/1/2/3 = 0/90/180/270
// * sizing: how the display size is shared between the two screens
// 0 = even (both screens get same size)
@ -140,7 +141,7 @@ const int MaxScreenTransforms = 3;
// get a 2x3 transform matrix for each screen and whether it's a top or bottom screen
// note: the transform assumes an origin point at the top left of the display,
// X going left and Y going down
// X going right and Y going down
// for each screen the source coordinates should be (0,0) and (256,192)
// 'out' should point to an array of 6*MaxScreenTransforms floats
// 'kind' should point to an array of MaxScreenTransforms ints

115
src/frontend/Util_Video.cpp
View File

@ -30,9 +30,13 @@ namespace Frontend
float TopScreenMtx[6];
float BotScreenMtx[6];
float HybScreenMtx[6];
float TouchMtx[6];
float HybTouchMtx[6];
bool TopEnable;
bool BotEnable;
bool HybEnable;
int HybScreen;
void M23_Identity(float* m)
{
@ -126,21 +130,35 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
bool swapScreens,
float topAspect, float botAspect)
{
float refpoints[4][2] =
HybEnable = screenLayout == 3;
if (HybEnable)
{
screenLayout = 0;
sizing = 0;
HybScreen = swapScreens ? 1 : 0;
swapScreens = false;
topAspect = botAspect = 1;
}
float refpoints[6][2] =
{
{0, 0}, {256, 192},
{0, 0}, {256, 192},
{0, 0}, {256, 192}
};
int layout = screenLayout == 0
? ((rotation % 2 == 0) ? 0 : 1)
? rotation % 2
: screenLayout - 1;
float botScale = 1;
float hybScale = 1;
float botTrans[4] = {0};
float hybTrans[2] = {0};
M23_Identity(TopScreenMtx);
M23_Identity(BotScreenMtx);
M23_Identity(HybScreenMtx);
M23_Translate(TopScreenMtx, -256/2, -192/2);
M23_Translate(BotScreenMtx, -256/2, -192/2);
@ -156,6 +174,7 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
M23_RotateFast(rotmtx, rotation);
M23_Multiply(TopScreenMtx, rotmtx, TopScreenMtx);
M23_Multiply(BotScreenMtx, rotmtx, BotScreenMtx);
M23_Multiply(HybScreenMtx, rotmtx, HybScreenMtx);
M23_Transform(TopScreenMtx, refpoints[0][0], refpoints[0][1]);
M23_Transform(TopScreenMtx, refpoints[1][0], refpoints[1][1]);
@ -164,7 +183,7 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
}
int posRefPointOffset = 0;
int posRefPointCount = 4;
int posRefPointCount = HybEnable ? 6 : 4;
if (sizing == 4 || sizing == 5)
{
@ -195,14 +214,15 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
else
{
TopEnable = BotEnable = true;
// move screens apart
{
int idx = layout == 0 ? 1 : 0;
bool moveV = rotation % 2 == layout;
float offsetTop = (moveV ? 192 : 256 * topAspect) / 2 + screenGap / 2;
float offsetBot = (moveV ? 192 : 256 * botAspect) / 2 + screenGap / 2;
float offsetBot = (moveV ? 192.0 : 256.0 * botAspect) / 2.0 + screenGap / 2.0;
float offsetTop = -offsetBot;
if ((rotation == 1 || rotation == 2) ^ swapScreens)
{
@ -210,11 +230,11 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
offsetBot *= -1;
}
M23_Translate(TopScreenMtx, (idx==0)?-offsetTop:0, (idx==1)?-offsetTop:0);
M23_Translate(TopScreenMtx, (idx==0)?offsetTop:0, (idx==1)?offsetTop:0);
M23_Translate(BotScreenMtx, (idx==0)?offsetBot:0, (idx==1)?offsetBot:0);
refpoints[0][idx] -= offsetTop;
refpoints[1][idx] -= offsetTop;
refpoints[0][idx] += offsetTop;
refpoints[1][idx] += offsetTop;
refpoints[2][idx] += offsetBot;
refpoints[3][idx] += offsetBot;
@ -239,14 +259,28 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
float hSize = maxX - minX;
float vSize = maxY - minY;
if (HybEnable)
{
hybScale = layout == 0
? (4 * vSize) / (3 * hSize)
: (4 * hSize) / (3 * vSize);
if (layout == 0)
hSize += (vSize * 4) / 3;
else
vSize += (hSize * 4) / 3;
}
// scale evenly
float scale = std::min(screenWidth / hSize, screenHeight / vSize);
if (integerScale)
scale = floor(scale);
hybScale *= scale;
M23_Scale(TopScreenMtx, scale);
M23_Scale(BotScreenMtx, scale);
M23_Scale(HybScreenMtx, hybScale);
for (int i = 0; i < 4; i++)
{
@ -255,6 +289,33 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
}
botScale = scale;
// move screens aside
if (HybEnable)
{
float hybWidth = layout == 0
? (scale * vSize * 4) / 3
: (scale * hSize * 4) / 3;
if (rotation > 1)
hybWidth *= -1;
M23_Translate(TopScreenMtx, (layout==0)?hybWidth:0, (layout==1)?hybWidth:0);
M23_Translate(BotScreenMtx, (layout==0)?hybWidth:0, (layout==1)?hybWidth:0);
refpoints[0][layout] += hybWidth;
refpoints[1][layout] += hybWidth;
refpoints[2][layout] += hybWidth;
refpoints[3][layout] += hybWidth;
botTrans[2+layout] += hybWidth;
hybTrans[0] = scale * (rotation == 0 || rotation == 3 ? minX : maxX);
hybTrans[1] = scale * (rotation == 0 || rotation == 1 ? minY : maxY);
M23_Translate(HybScreenMtx, hybTrans[0], hybTrans[1]);
M23_Transform(HybScreenMtx, refpoints[4][0], refpoints[4][1]);
M23_Transform(HybScreenMtx, refpoints[5][0], refpoints[5][1]);
}
}
else
{
@ -346,8 +407,10 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
M23_Translate(TopScreenMtx, tx, ty);
M23_Translate(BotScreenMtx, tx, ty);
M23_Translate(HybScreenMtx, tx, ty);
botTrans[2] = tx; botTrans[3] = ty;
botTrans[2] += tx; botTrans[3] += ty;
hybTrans[0] += tx; hybTrans[1] += ty;
}
// prepare a 'reverse' matrix for the touchscreen
@ -368,6 +431,15 @@ void SetupScreenLayout(int screenWidth, int screenHeight,
M23_Scale(TouchMtx, 1.f/botAspect, 1);
M23_Translate(TouchMtx, 256/2, 192/2);
if (HybEnable && HybScreen == 1)
{
M23_Identity(HybTouchMtx);
M23_Translate(HybTouchMtx, -hybTrans[0], -hybTrans[1]);
M23_Scale(HybTouchMtx, 1.f/hybScale);
M23_Multiply(HybTouchMtx, rotmtx, HybTouchMtx);
}
}
}
@ -377,14 +449,17 @@ int GetScreenTransforms(float* out, int* kind)
if (TopEnable)
{
memcpy(out + 6*num, TopScreenMtx, sizeof(TopScreenMtx));
kind[num] = 0;
num++;
kind[num++] = 0;
}
if (BotEnable)
{
memcpy(out + 6*num, BotScreenMtx, sizeof(BotScreenMtx));
kind[num] = 1;
num++;
kind[num++] = 1;
}
if (HybEnable)
{
memcpy(out + 6*num, HybScreenMtx, sizeof(HybScreenMtx));
kind[num++] = HybScreen;
}
return num;
}
@ -398,6 +473,20 @@ bool GetTouchCoords(int& x, int& y)
M23_Transform(TouchMtx, vx, vy);
if (vx >= 0 && vx < 256 && vy >= 0 && vy < 192)
{
x = (int)vx;
y = (int)vy;
return true;
}
}
if (HybEnable && HybScreen == 1)
{
float vx = x;
float vy = y;
M23_Transform(HybTouchMtx, vx, vy);
x = (int)vx;
y = (int)vy;

24
src/frontend/qt_sdl/main.cpp
View File

@ -689,13 +689,20 @@ QSize ScreenHandler::screenGetMinSize()
else
return QSize(w, h+gap+h);
}
else // horizontal
else if (Config::ScreenLayout == 2) // horizontal
{
if (isHori)
return QSize(h+gap+h, w);
else
return QSize(w+gap+w, h);
}
else // hybrid
{
if (isHori)
return QSize(h+gap+h, 3*w +(4*gap) / 3);
else
return QSize(3*w +(4*gap) / 3, h+gap+h);
}
}
void ScreenHandler::screenOnMousePress(QMouseEvent* event)
@ -1257,9 +1264,9 @@ MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent)
QMenu* submenu = menu->addMenu("Screen layout");
grpScreenLayout = new QActionGroup(submenu);
const char* screenlayout[] = {"Natural", "Vertical", "Horizontal"};
const char* screenlayout[] = {"Natural", "Vertical", "Horizontal", "Hybrid"};
for (int i = 0; i < 3; i++)
for (int i = 0; i < 4; i++)
{
actScreenLayout[i] = submenu->addAction(QString(screenlayout[i]));
actScreenLayout[i]->setActionGroup(grpScreenLayout);
@ -2258,13 +2265,20 @@ void MainWindow::onChangeScreenSize()
else
resize(QSize(w, h+gap+h) + diff);
}
else // horizontal
else if (Config::ScreenLayout == 2) // horizontal
{
if (isHori)
resize(QSize(h+gap+h, w) + diff);
else
resize(QSize(w+gap+w, h) + diff);
}
else // hybrid
{
if (isHori)
return resize(QSize(h+gap+h, 3*w +(4*gap) / 3) + diff);
else
return resize(QSize(3*w +(4*gap) / 3, h+gap+h) + diff);
}
}
void MainWindow::onChangeScreenRotation(QAction* act)
@ -2501,7 +2515,7 @@ int main(int argc, char** argv)
SANITIZE(Config::MicInputType, 0, 3);
SANITIZE(Config::ScreenRotation, 0, 3);
SANITIZE(Config::ScreenGap, 0, 500);
SANITIZE(Config::ScreenLayout, 0, 2);
SANITIZE(Config::ScreenLayout, 0, 3);
SANITIZE(Config::ScreenSizing, 0, 5);
SANITIZE(Config::ScreenAspectTop, 0, 4);
SANITIZE(Config::ScreenAspectBot, 0, 4);

2
src/frontend/qt_sdl/main.h
View File

@ -305,7 +305,7 @@ public:
QActionGroup* grpScreenGap;
QAction* actScreenGap[6];
QActionGroup* grpScreenLayout;
QAction* actScreenLayout[3];
QAction* actScreenLayout[4];
QAction* actScreenSwap;
QActionGroup* grpScreenSizing;
QAction* actScreenSizing[6];