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nanovg-vita: Clean-up egl functions

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This commit is contained in:
Joel16 2021-10-27 21:52:12 -04:00
parent ecfb92cfd7
commit 8739588809
1 changed files with 57 additions and 56 deletions
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101
source/main.cpp
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@ -26,14 +26,17 @@ unsigned int sceLibcHeapSize = 64 * 1024 * 1024;
}
// Global vars
static EGLint screen_width = 0, screen_height = 0;
static EGLDisplay m_display = EGL_NO_DISPLAY;
static EGLContext m_context = EGL_NO_CONTEXT;
static EGLSurface m_surface = EGL_NO_SURFACE;
namespace {
static constexpr SceUInt32 FramebufferWidth = 960;
static constexpr SceUInt32 FramebufferHeight = 544;
}
// Based on init/deinit egl functions with minor changes from https://github.com/Adubbz/nanovg-deko3d-example/blob/master/source/test_gl.cpp
namespace EGL {
static EGLDisplay s_display = EGL_NO_DISPLAY;
static EGLContext s_context = EGL_NO_CONTEXT;
static EGLSurface s_surface = EGL_NO_SURFACE;
static bool Init(void) {
EGLConfig configs[2];
EGLint numConfigs = 0;
@ -55,31 +58,37 @@ namespace EGL {
static const EGLint contextAttributeList[] = {EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE};
// Connect to the EGL default display
s_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
if (!s_display) {
m_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
if (!m_display) {
sceClibPrintf("Could not connect to display! error: %d", eglGetError());
goto _fail0;
return false;
}
// Initialize the EGL display connection
eglInitialize(s_display, &major, &minor);
eglInitialize(m_display, &major, &minor);
// Select OpenGL (Core) as the desired graphics API
if (eglBindAPI(EGL_OPENGL_ES_API) == EGL_FALSE) {
sceClibPrintf("Could not set API! error: %d", eglGetError());
goto _fail1;
eglTerminate(m_display);
m_display = nullptr;
return false;
}
if (eglGetConfigs(s_display, configs, 2, &numConfigs) == EGL_FALSE) {
if (eglGetConfigs(m_display, configs, 2, &numConfigs) == EGL_FALSE) {
sceClibPrintf("Cound not get configs! error: %d", eglGetError());
goto _fail1;
eglTerminate(m_display);
m_display = nullptr;
return false;
}
// Get an appropriate EGL framebuffer configuration
eglChooseConfig(s_display, framebufferAttributeList, configs, 2, &numConfigs);
eglChooseConfig(m_display, framebufferAttributeList, configs, 2, &numConfigs);
if (numConfigs == 0) {
sceClibPrintf("No config found! error: %d", eglGetError());
goto _fail1;
eglTerminate(m_display);
m_display = nullptr;
return false;
}
Psp2NativeWindow win;
@ -93,57 +102,49 @@ namespace EGL {
win.flipChainThrdAffinity = SCE_KERNEL_CPU_MASK_USER_1;
// Create an EGL window surface
s_surface = eglCreateWindowSurface(s_display, configs[0], &win, nullptr);
if (!s_surface) {
m_surface = eglCreateWindowSurface(m_display, configs[0], &win, nullptr);
if (!m_surface) {
sceClibPrintf("Surface creation failed! error: %d", eglGetError());
goto _fail1;
eglTerminate(m_display);
m_display = nullptr;
return false;
}
// Create an EGL rendering context
s_context = eglCreateContext(s_display, configs[0], EGL_NO_CONTEXT, contextAttributeList);
if (!s_context) {
m_context = eglCreateContext(m_display, configs[0], EGL_NO_CONTEXT, contextAttributeList);
if (!m_context) {
sceClibPrintf("Context creation failed! error: %d", eglGetError());
goto _fail2;
eglDestroySurface(m_display, m_surface);
m_surface = nullptr;
eglTerminate(m_display);
m_display = nullptr;
return false;
}
// Connect the context to the surface
eglMakeCurrent(s_display, s_surface, s_surface, s_context);
eglQuerySurface(s_display, s_surface, EGL_WIDTH, &screen_width);
eglQuerySurface(s_display, s_surface, EGL_HEIGHT, &screen_height);
eglSwapInterval(s_display, 0);
eglMakeCurrent(m_display, m_surface, m_surface, m_context);
eglSwapInterval(m_display, 1);
return true;
_fail2:
eglDestroySurface(s_display, s_surface);
s_surface = nullptr;
_fail1:
eglTerminate(s_display);
s_display = nullptr;
_fail0:
return false;
}
static void Exit(void) {
if (s_display) {
eglMakeCurrent(s_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
if (m_display) {
eglMakeCurrent(m_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
if (s_context) {
eglDestroyContext(s_display, s_context);
s_context = nullptr;
}
if (s_surface) {
eglDestroySurface(s_display, s_surface);
s_surface = nullptr;
if (m_context) {
eglDestroyContext(m_display, m_context);
m_context = nullptr;
}
eglTerminate(s_display);
s_display = nullptr;
if (m_surface) {
eglDestroySurface(m_display, m_surface);
m_surface = nullptr;
}
eglTerminate(m_display);
m_display = nullptr;
}
}
static EGLBoolean SwapBuffers(void) {
return eglSwapBuffers(s_display, s_surface);
}
}
int main(int argc, char *argv[]) {
@ -174,7 +175,7 @@ int main(int argc, char *argv[]) {
bool done = false;
int blowup = 0, screenshot = 0, premult = 0;
int winWidth = screen_width, winHeight = screen_height, fbWidth = screen_width, fbHeight = screen_height;
int winWidth = FramebufferWidth, winHeight = FramebufferHeight, fbWidth = FramebufferWidth, fbHeight = FramebufferHeight;
unsigned int pressed = 0;
SceCtrlData pad = {}, old_pad = {};
double prevt = sceKernelGetProcessTimeWide();
@ -211,7 +212,7 @@ int main(int argc, char *argv[]) {
}
glEnable(GL_DEPTH_TEST);
EGL::SwapBuffers();
eglSwapBuffers(m_display, m_surface);
// Handle input
sceClibMemset(&pad, 0, sizeof(SceCtrlData));