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core\frontend\framebuffer_layout: GetCardboardSettings: clean up floa… (#6399) 

* core\frontend\framebuffer_layout: GetCardboardSettings: clean up float to u32 conversion warnings + style fixes

* clang format

* fix signedness
This commit is contained in:
SachinVin 2023-04-09 10:59:25 +05:30 committed by GitHub
parent 90bcf49db0
commit a94acde519
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 53 additions and 50 deletions
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2
src/common/settings.h
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@ -458,7 +458,7 @@ struct Values {
SwitchableSetting<MonoRenderOption> mono_render_option{MonoRenderOption::LeftEye, SwitchableSetting<MonoRenderOption> mono_render_option{MonoRenderOption::LeftEye,
"mono_render_option"}; "mono_render_option"};
Setting<s32> cardboard_screen_size{85, "cardboard_screen_size"}; Setting<u32> cardboard_screen_size{85, "cardboard_screen_size"};
Setting<s32> cardboard_x_shift{0, "cardboard_x_shift"}; Setting<s32> cardboard_x_shift{0, "cardboard_x_shift"};
Setting<s32> cardboard_y_shift{0, "cardboard_y_shift"}; Setting<s32> cardboard_y_shift{0, "cardboard_y_shift"};

93
src/core/frontend/framebuffer_layout.cpp
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@ -11,13 +11,13 @@
namespace Layout { namespace Layout {
static const float TOP_SCREEN_ASPECT_RATIO = static constexpr float TOP_SCREEN_ASPECT_RATIO =
static_cast<float>(Core::kScreenTopHeight) / Core::kScreenTopWidth; static_cast<float>(Core::kScreenTopHeight) / Core::kScreenTopWidth;
static const float BOT_SCREEN_ASPECT_RATIO = static constexpr float BOT_SCREEN_ASPECT_RATIO =
static_cast<float>(Core::kScreenBottomHeight) / Core::kScreenBottomWidth; static_cast<float>(Core::kScreenBottomHeight) / Core::kScreenBottomWidth;
static const float TOP_SCREEN_UPRIGHT_ASPECT_RATIO = static constexpr float TOP_SCREEN_UPRIGHT_ASPECT_RATIO =
static_cast<float>(Core::kScreenTopWidth) / Core::kScreenTopHeight; static_cast<float>(Core::kScreenTopWidth) / Core::kScreenTopHeight;
static const float BOT_SCREEN_UPRIGHT_ASPECT_RATIO = static constexpr float BOT_SCREEN_UPRIGHT_ASPECT_RATIO =
static_cast<float>(Core::kScreenBottomWidth) / Core::kScreenBottomHeight; static_cast<float>(Core::kScreenBottomWidth) / Core::kScreenBottomHeight;
u32 FramebufferLayout::GetScalingRatio() const { u32 FramebufferLayout::GetScalingRatio() const {
@ -499,30 +499,31 @@ FramebufferLayout FrameLayoutFromResolutionScale(u32 res_scale, bool is_secondar
return layout; return layout;
} }
FramebufferLayout GetCardboardSettings(FramebufferLayout layout) { FramebufferLayout GetCardboardSettings(const FramebufferLayout& layout) {
FramebufferLayout newLayout = layout; u32 top_screen_left = 0;
float top_screen_left = 0; u32 top_screen_top = 0;
float top_screen_top = 0; u32 bottom_screen_left = 0;
float bottom_screen_left = 0; u32 bottom_screen_top = 0;
float bottom_screen_top = 0;
float cardboardScreenScale = Settings::values.cardboard_screen_size.GetValue() / 100.0f; u32 cardboard_screen_scale = Settings::values.cardboard_screen_size.GetValue();
float top_screen_width = layout.top_screen.GetWidth() / 2.0f * cardboardScreenScale; u32 top_screen_width = ((layout.top_screen.GetWidth() / 2) * cardboard_screen_scale) / 100;
float top_screen_height = layout.top_screen.GetHeight() / 2.0f * cardboardScreenScale; u32 top_screen_height = ((layout.top_screen.GetHeight() / 2) * cardboard_screen_scale) / 100;
float bottom_screen_width = layout.bottom_screen.GetWidth() / 2.0f * cardboardScreenScale; u32 bottom_screen_width =
float bottom_screen_height = layout.bottom_screen.GetHeight() / 2.0f * cardboardScreenScale; ((layout.bottom_screen.GetWidth() / 2) * cardboard_screen_scale) / 100;
u32 bottom_screen_height =
((layout.bottom_screen.GetHeight() / 2) * cardboard_screen_scale) / 100;
const bool is_swapped = Settings::values.swap_screen.GetValue(); const bool is_swapped = Settings::values.swap_screen.GetValue();
const bool is_portrait = layout.height > layout.width; const bool is_portrait = layout.height > layout.width;
float cardboardScreenWidth; u32 cardboard_screen_width;
float cardboardScreenHeight; u32 cardboard_screen_height;
switch (Settings::values.layout_option.GetValue()) { switch (Settings::values.layout_option.GetValue()) {
case Settings::LayoutOption::MobileLandscape: case Settings::LayoutOption::MobileLandscape:
case Settings::LayoutOption::SideScreen: case Settings::LayoutOption::SideScreen:
// If orientation is portrait, only use MobilePortrait // If orientation is portrait, only use MobilePortrait
if (!is_portrait) { if (!is_portrait) {
cardboardScreenWidth = top_screen_width + bottom_screen_width; cardboard_screen_width = top_screen_width + bottom_screen_width;
cardboardScreenHeight = is_swapped ? bottom_screen_height : top_screen_height; cardboard_screen_height = is_swapped ? bottom_screen_height : top_screen_height;
if (is_swapped) if (is_swapped)
top_screen_left += bottom_screen_width; top_screen_left += bottom_screen_width;
else else
@ -535,50 +536,52 @@ FramebufferLayout GetCardboardSettings(FramebufferLayout layout) {
default: default:
if (!is_portrait) { if (!is_portrait) {
// Default values when using LayoutOption::SingleScreen // Default values when using LayoutOption::SingleScreen
cardboardScreenWidth = is_swapped ? bottom_screen_width : top_screen_width; cardboard_screen_width = is_swapped ? bottom_screen_width : top_screen_width;
cardboardScreenHeight = is_swapped ? bottom_screen_height : top_screen_height; cardboard_screen_height = is_swapped ? bottom_screen_height : top_screen_height;
break; break;
} else { } else {
[[fallthrough]]; [[fallthrough]];
} }
case Settings::LayoutOption::MobilePortrait: case Settings::LayoutOption::MobilePortrait:
cardboardScreenWidth = top_screen_width; cardboard_screen_width = top_screen_width;
cardboardScreenHeight = top_screen_height + bottom_screen_height; cardboard_screen_height = top_screen_height + bottom_screen_height;
bottom_screen_left += (top_screen_width - bottom_screen_width) / 2.0f; bottom_screen_left += (top_screen_width - bottom_screen_width) / 2;
if (is_swapped) if (is_swapped)
top_screen_top += bottom_screen_height; top_screen_top += bottom_screen_height;
else else
bottom_screen_top += top_screen_height; bottom_screen_top += top_screen_height;
break; break;
} }
float cardboardMaxXShift = (layout.width / 2.0f - cardboardScreenWidth) / 2.0f; s32 cardboard_max_x_shift = (layout.width / 2 - cardboard_screen_width) / 2;
float cardboardUserXShift = s32 cardboard_user_x_shift =
(Settings::values.cardboard_x_shift.GetValue() / 100.0f) * cardboardMaxXShift; (Settings::values.cardboard_x_shift.GetValue() * cardboard_max_x_shift) / 100;
float cardboardMaxYShift = ((float)layout.height - cardboardScreenHeight) / 2.0f; s32 cardboard_max_y_shift = (layout.height - cardboard_screen_height) / 2;
float cardboardUserYShift = s32 cardboard_user_y_shift =
(Settings::values.cardboard_y_shift.GetValue() / 100.0f) * cardboardMaxYShift; (Settings::values.cardboard_y_shift.GetValue() * cardboard_max_y_shift) / 100;
// Center the screens and apply user Y shift // Center the screens and apply user Y shift
newLayout.top_screen.left = top_screen_left + cardboardMaxXShift; FramebufferLayout new_layout = layout;
newLayout.top_screen.top = top_screen_top + cardboardMaxYShift + cardboardUserYShift; new_layout.top_screen.left = top_screen_left + cardboard_max_x_shift;
newLayout.bottom_screen.left = bottom_screen_left + cardboardMaxXShift; new_layout.top_screen.top = top_screen_top + cardboard_max_y_shift + cardboard_user_y_shift;
newLayout.bottom_screen.top = bottom_screen_top + cardboardMaxYShift + cardboardUserYShift; new_layout.bottom_screen.left = bottom_screen_left + cardboard_max_x_shift;
new_layout.bottom_screen.top =
bottom_screen_top + cardboard_max_y_shift + cardboard_user_y_shift;
// Set the X coordinates for the right eye and apply user X shift // Set the X coordinates for the right eye and apply user X shift
newLayout.cardboard.top_screen_right_eye = newLayout.top_screen.left - cardboardUserXShift; new_layout.cardboard.top_screen_right_eye = new_layout.top_screen.left - cardboard_user_x_shift;
newLayout.top_screen.left += cardboardUserXShift; new_layout.top_screen.left += cardboard_user_x_shift;
newLayout.cardboard.bottom_screen_right_eye = new_layout.cardboard.bottom_screen_right_eye =
newLayout.bottom_screen.left - cardboardUserXShift; new_layout.bottom_screen.left - cardboard_user_x_shift;
newLayout.bottom_screen.left += cardboardUserXShift; new_layout.bottom_screen.left += cardboard_user_x_shift;
newLayout.cardboard.user_x_shift = cardboardUserXShift; new_layout.cardboard.user_x_shift = cardboard_user_x_shift;
// Update right/bottom instead of passing new variables for width/height // Update right/bottom instead of passing new variables for width/height
newLayout.top_screen.right = newLayout.top_screen.left + top_screen_width; new_layout.top_screen.right = new_layout.top_screen.left + top_screen_width;
newLayout.top_screen.bottom = newLayout.top_screen.top + top_screen_height; new_layout.top_screen.bottom = new_layout.top_screen.top + top_screen_height;
newLayout.bottom_screen.right = newLayout.bottom_screen.left + bottom_screen_width; new_layout.bottom_screen.right = new_layout.bottom_screen.left + bottom_screen_width;
newLayout.bottom_screen.bottom = newLayout.bottom_screen.top + bottom_screen_height; new_layout.bottom_screen.bottom = new_layout.bottom_screen.top + bottom_screen_height;
return newLayout; return new_layout;
} }
std::pair<unsigned, unsigned> GetMinimumSizeFromLayout(Settings::LayoutOption layout, std::pair<unsigned, unsigned> GetMinimumSizeFromLayout(Settings::LayoutOption layout,

8
src/core/frontend/framebuffer_layout.h
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@ -11,9 +11,9 @@ namespace Layout {
/// Describes the horizontal coordinates for the right eye screen when using Cardboard VR /// Describes the horizontal coordinates for the right eye screen when using Cardboard VR
struct CardboardSettings { struct CardboardSettings {
float top_screen_right_eye; u32 top_screen_right_eye;
float bottom_screen_right_eye; u32 bottom_screen_right_eye;
float user_x_shift; s32 user_x_shift;
}; };
/// Describes the layout of the window framebuffer (size and top/bottom screen positions) /// Describes the layout of the window framebuffer (size and top/bottom screen positions)
@ -130,7 +130,7 @@ FramebufferLayout FrameLayoutFromResolutionScale(u32 res_scale, bool is_secondar
* @param layout frame layout to transform * @param layout frame layout to transform
* @return layout transformed with the user cardboard settings * @return layout transformed with the user cardboard settings
*/ */
FramebufferLayout GetCardboardSettings(FramebufferLayout layout); FramebufferLayout GetCardboardSettings(const FramebufferLayout& layout);
std::pair<unsigned, unsigned> GetMinimumSizeFromLayout(Settings::LayoutOption layout, std::pair<unsigned, unsigned> GetMinimumSizeFromLayout(Settings::LayoutOption layout,
bool upright_screen); bool upright_screen);