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vulkan: android: fix display orientation

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niki
2022-08-20 21:03:49 +02:00
parent 23666b1fde
commit 5f2fdc0dd0
2 changed files with 33 additions and 3 deletions
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src/modules/graphics/vulkan/Graphics.cpp
+30
View File
@@ -566,6 +566,7 @@ graphics::Shader::BuiltinUniformData Graphics::getCurrentBuiltinUniformData() {
data.transformMatrix = getTransform();
data.projectionMatrix = getDeviceProjection();
data.projectionMatrix = displayRotation * data.projectionMatrix ;
// The normal matrix is the transpose of the inverse of the rotation portion
// (top-left 3x3) of the transform matrix.
@@ -951,6 +952,35 @@ void Graphics::createSwapChain() {
VkPresentModeKHR presentMode = chooseSwapPresentMode(swapChainSupport.presentModes);
VkExtent2D extent = chooseSwapExtent(swapChainSupport.capabilities);
if (swapChainSupport.capabilities.currentTransform & VK_SURFACE_TRANSFORM_ROTATE_90_BIT_KHR ||
swapChainSupport.capabilities.currentTransform & VK_SURFACE_TRANSFORM_ROTATE_270_BIT_KHR) {
uint32_t width, height;
width = extent.width;
height = extent.height;
extent.width = height;
extent.height = width;
}
auto currentTransform = swapChainSupport.capabilities.currentTransform;
constexpr float PI = 3.14159265358979323846f;
float angle = 0.0f;
if (currentTransform & VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR) {
angle = 0.0f;
} else if (currentTransform & VK_SURFACE_TRANSFORM_ROTATE_90_BIT_KHR) {
angle = -PI / 2.0f;
} else if (currentTransform & VK_SURFACE_TRANSFORM_ROTATE_180_BIT_KHR) {
angle = -PI;
} else if (currentTransform & VK_SURFACE_TRANSFORM_ROTATE_270_BIT_KHR) {
angle = -3.0f * PI / 2.0f;
}
float data[] = {
cosf(angle), -sinf(angle), 0.0f, 0.0f,
sinf(angle), cosf(angle), 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f,
};
displayRotation = Matrix4(data);
uint32_t imageCount = swapChainSupport.capabilities.minImageCount + 1;
if (swapChainSupport.capabilities.maxImageCount > 0 && imageCount > swapChainSupport.capabilities.maxImageCount) {
imageCount = swapChainSupport.capabilities.maxImageCount;
src/modules/graphics/vulkan/Graphics.h
+3 -3
View File
@@ -19,7 +19,6 @@
#include <iostream>
#include <memory>
#include <functional>
#include <dlfcn.h>
namespace love {
@@ -244,7 +243,8 @@ private:
VkQueue graphicsQueue = VK_NULL_HANDLE;
VkQueue presentQueue = VK_NULL_HANDLE;
VkSurfaceKHR surface = VK_NULL_HANDLE;
VkSwapchainKHR swapChain = VK_NULL_HANDLE;
VkSwapchainKHR swapChain = VK_NULL_HANDLE;
Matrix4 displayRotation;
std::vector<VkImage> swapChainImages;
VkFormat swapChainImageFormat = VK_FORMAT_UNDEFINED;
VkExtent2D swapChainExtent = VkExtent2D();
@@ -274,9 +274,9 @@ private:
// functions that need to be called to cleanup objects that were needed for rendering a frame.
// just like batchedDrawBuffers we need a vector for each frame in flight.
std::vector<std::vector<std::function<void()>>> cleanUpFunctions;
graphics::Texture* currentTexture = nullptr;
// render pass variables.
graphics::Texture* currentTexture = nullptr;
Texture* renderTargetTexture = nullptr;
float currentViewportWidth = 0;
float currentViewportHeight = 0;