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Add Cardboard VR

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Based on hrydgard/ppsspp/pull/12449
This commit is contained in:
SutandoTsukai181 2020-06-10 13:44:21 +03:00 • committed by SachinVin
parent da3a9bfc96
commit 60235827c5
5 changed files with 174 additions and 6 deletions
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83
src/core/frontend/framebuffer_layout.cpp
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@ -452,9 +452,92 @@ FramebufferLayout FrameLayoutFromResolutionScale(u32 res_scale) {
break;
}
}
if (Settings::values.render_3d == Settings::StereoRenderOption::CardboardVR) {
layout = Layout::GetCardboardSettings(layout);
}
return layout;
}
FramebufferLayout GetCardboardSettings(FramebufferLayout layout) {
FramebufferLayout newLayout = layout;
float top_screen_left = 0;
float top_screen_top = 0;
float bottom_screen_left = 0;
float bottom_screen_top = 0;
float cardboardScreenScale = Settings::values.cardboard_screen_size / 100.0f;
float top_screen_width = layout.top_screen.GetWidth() / 2.0f * cardboardScreenScale;
float top_screen_height = layout.top_screen.GetHeight() / 2.0f * cardboardScreenScale;
float bottom_screen_width = layout.bottom_screen.GetWidth() / 2.0f * cardboardScreenScale;
float bottom_screen_height = layout.bottom_screen.GetHeight() / 2.0f * cardboardScreenScale;
bool is_swapped = Settings::values.swap_screen;
bool is_portrait = layout.height > layout.width;
float cardboardScreenWidth;
float cardboardScreenHeight;
switch (Settings::values.layout_option) {
case Settings::LayoutOption::MobileLandscape:
case Settings::LayoutOption::SideScreen:
// If orientation is portrait, only use MobilePortrait
if (!is_portrait) {
cardboardScreenWidth = top_screen_width + bottom_screen_width;
cardboardScreenHeight = is_swapped ? bottom_screen_height : top_screen_height;
if (is_swapped)
top_screen_left += bottom_screen_width;
else
bottom_screen_left += top_screen_width;
break;
} else {
[[fallthrough]];
}
case Settings::LayoutOption::SingleScreen:
default:
if (!is_portrait) {
// Default values when using LayoutOption::SingleScreen
cardboardScreenWidth = is_swapped ? bottom_screen_width : top_screen_width;
cardboardScreenHeight = is_swapped ? bottom_screen_height : top_screen_height;
break;
} else {
[[fallthrough]];
}
case Settings::LayoutOption::MobilePortrait:
cardboardScreenWidth = top_screen_width;
cardboardScreenHeight = top_screen_height + bottom_screen_height;
bottom_screen_left += (top_screen_width - bottom_screen_width) / 2.0f;
if (is_swapped)
top_screen_top += bottom_screen_height;
else
bottom_screen_top += top_screen_height;
break;
}
float cardboardMaxXShift = (layout.width / 2.0f - cardboardScreenWidth) / 2.0f;
float cardboardUserXShift = (Settings::values.cardboard_x_shift / 100.0f) * cardboardMaxXShift;
float cardboardMaxYShift = ((float)layout.height - cardboardScreenHeight) / 2.0f;
float cardboardUserYShift = (Settings::values.cardboard_y_shift / 100.0f) * cardboardMaxYShift;
// Center the screens and apply user Y shift
newLayout.top_screen.left = top_screen_left + cardboardMaxXShift;
newLayout.top_screen.top = top_screen_top + cardboardMaxYShift + cardboardUserYShift;
newLayout.bottom_screen.left = bottom_screen_left + cardboardMaxXShift;
newLayout.bottom_screen.top = bottom_screen_top + cardboardMaxYShift + cardboardUserYShift;
// Set the X coordinates for the right eye and apply user X shift
newLayout.cardboard.top_screen_right_eye = newLayout.top_screen.left - cardboardUserXShift;
newLayout.top_screen.left += cardboardUserXShift;
newLayout.cardboard.bottom_screen_right_eye =
newLayout.bottom_screen.left - cardboardUserXShift;
newLayout.bottom_screen.left += cardboardUserXShift;
newLayout.cardboard.user_x_shift = cardboardUserXShift;
// Update right/bottom instead of passing new variables for width/height
newLayout.top_screen.right = newLayout.top_screen.left + top_screen_width;
newLayout.top_screen.bottom = newLayout.top_screen.top + top_screen_height;
newLayout.bottom_screen.right = newLayout.bottom_screen.left + bottom_screen_width;
newLayout.bottom_screen.bottom = newLayout.bottom_screen.top + bottom_screen_height;
return newLayout;
}
std::pair<unsigned, unsigned> GetMinimumSizeFromLayout(Settings::LayoutOption layout,
bool upright_screen) {
unsigned min_width, min_height;