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Some cleaning up.

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This commit is contained in:
James Grogan 2022-11-11 09:29:49 +00:00
parent 6af296409a
commit 1180e576fa
5 changed files with 166 additions and 163 deletions
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73
src/windows/ui_interfaces/wayland/WaylandEglInterface.cpp
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@ -0,0 +1,73 @@
#include "WaylandEglInterface.h"
#include "FileLogger.h"
#include <wayland-egl.h>
void WaylandEglInterface::initialize(wl_display* display)
{
mEglDisplay = eglGetDisplay((EGLNativeDisplayType) display);
if (mEglDisplay == EGL_NO_DISPLAY)
{
MLOG_ERROR("Can't create egl display")
return;
}
EGLint major{0};
EGLint minor{0};
if (eglInitialize(mEglDisplay, &major, &minor) != EGL_TRUE)
{
MLOG_ERROR("Can't initialise egl display")
return;
}
EGLint count{0};
eglGetConfigs(mEglDisplay, nullptr, 0, &count);
EGLConfig* configs;
configs = static_cast<EGLConfig*>(calloc(count, sizeof* configs));
EGLint n{0};
EGLint config_attribs[] = {
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RED_SIZE, 8,
EGL_GREEN_SIZE, 8,
EGL_BLUE_SIZE, 8,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_NONE
};
eglChooseConfig(mEglDisplay, config_attribs, configs, count, &n);
EGLint size{0};
for (int i = 0; i < n; i++)
{
eglGetConfigAttrib(mEglDisplay, configs[i], EGL_BUFFER_SIZE, &size);
// printf("Buffer size for config %d is %d\n", i, size);
eglGetConfigAttrib(mEglDisplay, configs[i], EGL_RED_SIZE, &size);
// printf("Red size for config %d is %d\n", i, size);
// just choose the first one
mEglConfig = configs[i];
break;
}
static const EGLint context_attribs[] = {
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
mEglContext = eglCreateContext(mEglDisplay, mEglConfig, EGL_NO_CONTEXT, context_attribs);
}
EGLDisplay WaylandEglInterface::getDisplay() const
{
return mEglDisplay;
}
EGLConfig WaylandEglInterface::getConfig() const
{
return mEglConfig;
}
EGLContext WaylandEglInterface::getContext() const
{
return mEglContext;
}

78
src/windows/ui_interfaces/wayland/WaylandEglInterface.h
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@ -1,86 +1,20 @@
#pragma once
#include <wayland-egl.h>
#include <EGL/egl.h>
#include <GLES2/gl2.h>
struct wl_display;
class WaylandEglInterface
{
public:
void initialize(wl_display* display)
{
mEglDisplay = eglGetDisplay((EGLNativeDisplayType) display);
if (mEglDisplay == EGL_NO_DISPLAY)
{
fprintf(stderr, "Can't create egl display\n");
return;
}
else
{
fprintf(stderr, "Created egl display\n");
}
void initialize(wl_display* display);
EGLint major{0};
EGLint minor{0};
if (eglInitialize(mEglDisplay, &major, &minor) != EGL_TRUE)
{
fprintf(stderr, "Can't initialise egl display\n");
return;
}
printf("EGL major: %d, minor %d\n", major, minor);
EGLDisplay getDisplay() const;
EGLint count{0};
eglGetConfigs(mEglDisplay, nullptr, 0, &count);
printf("EGL has %d configs\n", count);
EGLConfig getConfig() const;
EGLConfig* configs;
configs = static_cast<EGLConfig*>(calloc(count, sizeof* configs));
EGLint n{0};
EGLint config_attribs[] = {
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RED_SIZE, 8,
EGL_GREEN_SIZE, 8,
EGL_BLUE_SIZE, 8,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_NONE
};
eglChooseConfig(mEglDisplay, config_attribs, configs, count, &n);
EGLint size{0};
for (int i = 0; i < n; i++)
{
eglGetConfigAttrib(mEglDisplay, configs[i], EGL_BUFFER_SIZE, &size);
printf("Buffer size for config %d is %d\n", i, size);
eglGetConfigAttrib(mEglDisplay, configs[i], EGL_RED_SIZE, &size);
printf("Red size for config %d is %d\n", i, size);
// just choose the first one
mEglConfig = configs[i];
break;
}
static const EGLint context_attribs[] = {
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
mEglContext = eglCreateContext(mEglDisplay, mEglConfig, EGL_NO_CONTEXT, context_attribs);
}
EGLDisplay getDisplay() const
{
return mEglDisplay;
}
EGLConfig getConfig() const
{
return mEglConfig;
}
EGLContext getContext() const
{
return mEglContext;
}
EGLContext getContext() const;
private:
EGLDisplay mEglDisplay;

80
src/windows/ui_interfaces/wayland/WaylandEglWindowInterface.cpp
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@ -0,0 +1,80 @@
#include "WaylandEglWindowInterface.h"
#include "FileLogger.h"
#include "OpenGlInterface.h"
#include <wayland-egl.h>
WaylandEglWindowInterface::WaylandEglWindowInterface(WaylandEglInterface* eglInterface)
: mEglInterface(eglInterface)
{
}
void WaylandEglWindowInterface::initialize(wl_surface* surface, int width, int height)
{
if (mEglSurface)
{
return;
}
mEglWindow = wl_egl_window_create(surface, width, height);
if (mEglWindow == EGL_NO_SURFACE)
{
MLOG_ERROR("Can't create egl window");
return;
}
mEglSurface = eglCreateWindowSurface(mEglInterface->getDisplay(), mEglInterface->getConfig(), reinterpret_cast<EGLNativeWindowType>(mEglWindow), nullptr);
if (!mEglSurface)
{
switch(eglGetError())
{
case EGL_BAD_DISPLAY:
fprintf(stderr, "EGL_BAD_DISPLAY\n");
break;
case EGL_NOT_INITIALIZED:
fprintf(stderr, "EGL_NOT_INITIALIZED\n");
break;
case EGL_BAD_CONFIG:
fprintf(stderr, "EGL_BAD_CONFIG\n");
break;
case EGL_BAD_NATIVE_WINDOW:
fprintf(stderr, "EGL_BAD_NATIVE_WINDOW\n");
break;
case EGL_BAD_ATTRIBUTE:
fprintf(stderr, "EGL_BAD_ATTRIBUTE\n");
break;
case EGL_BAD_ALLOC:
fprintf(stderr, "EGL_BAD_ALLOC\n");
break;
case EGL_BAD_MATCH:
fprintf(stderr, "EGL_BAD_MATCH\n");
break;
default:
fprintf(stderr, "Unknown EGL error\n");
}
MLOG_ERROR("Created surface failed");
}
}
void WaylandEglWindowInterface::draw()
{
if (!mEglSurface)
{
return;
}
if (!eglMakeCurrent(mEglInterface->getDisplay(), mEglSurface, mEglSurface, mEglInterface->getContext()))
{
MLOG_ERROR("Made current failed");
}
OpenGlInterface::draw();
if (!eglSwapBuffers(mEglInterface->getDisplay(), mEglSurface))
{
MLOG_ERROR("Swapped buffers failed");
}
}

96
src/windows/ui_interfaces/wayland/WaylandEglWindowInterface.h
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@ -2,104 +2,20 @@
#include "WaylandEglInterface.h"
#include <wayland-egl.h>
#include <EGL/egl.h>
#include <GLES2/gl2.h>
struct wl_egl_window;
struct wl_surface;
class WaylandEglWindowInterface
{
public:
WaylandEglWindowInterface(WaylandEglInterface* eglInterface)
: mEglInterface(eglInterface)
{
WaylandEglWindowInterface(WaylandEglInterface* eglInterface);
}
void initialize(wl_surface* surface, int width, int height);
void initialize(wl_surface* surface, int width, int height)
{
if (mEglSurface)
{
return;
}
mEglWindow = wl_egl_window_create(surface, width, height);
if (mEglWindow == EGL_NO_SURFACE)
{
fprintf(stderr, "Can't create egl window\n");
return;
}
else
{
fprintf(stderr, "Created egl window\n");
}
mEglSurface = eglCreateWindowSurface(mEglInterface->getDisplay(), mEglInterface->getConfig(), mEglWindow, nullptr);
if (!mEglSurface)
{
switch(eglGetError())
{
//case EGL_NO_SURFACE:
//fprintf(stderr, "EGL_NO_SURFACE\n");
//break;
case EGL_BAD_DISPLAY:
fprintf(stderr, "EGL_BAD_DISPLAY\n");
break;
case EGL_NOT_INITIALIZED:
fprintf(stderr, "EGL_NOT_INITIALIZED\n");
break;
case EGL_BAD_CONFIG:
fprintf(stderr, "EGL_BAD_CONFIG\n");
break;
case EGL_BAD_NATIVE_WINDOW:
fprintf(stderr, "EGL_BAD_NATIVE_WINDOW\n");
break;
case EGL_BAD_ATTRIBUTE:
fprintf(stderr, "EGL_BAD_ATTRIBUTE\n");
break;
case EGL_BAD_ALLOC:
fprintf(stderr, "EGL_BAD_ALLOC\n");
break;
case EGL_BAD_MATCH:
fprintf(stderr, "EGL_BAD_MATCH\n");
break;
default:
fprintf(stderr, "Unknown EGL error\n");
}
fprintf(stderr, "Created surface failed\n");
}
}
void draw()
{
if (!mEglSurface)
{
return;
}
if (eglMakeCurrent(mEglInterface->getDisplay(), mEglSurface, mEglSurface, mEglInterface->getContext()))
{
fprintf(stderr, "Made current\n");
}
else {
fprintf(stderr, "Made current failed\n");
}
glClearColor(1.0, 1.0, 0.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
glFlush();
if (eglSwapBuffers(mEglInterface->getDisplay(), mEglSurface))
{
fprintf(stderr, "Swapped buffers\n");
}
else {
fprintf(stderr, "Swapped buffers failed\n");
}
}
void draw();
private:
wl_egl_window* mEglWindow{nullptr};