egl: drop unused _EGLDriver from Terminate()
[mesa.git] / src / egl / drivers / haiku / egl_haiku.cpp
index ff6e171e72aa069501a8e99d0a46f3797e50875f..58872433ee6aa05be86cd1fa38912dcbac4ae87f 100644 (file)
 
 #include <errno.h>
 #include <dlfcn.h>
+#include <stdint.h>
 #include <stdio.h>
 
-extern "C" {
-#include "loader.h"
 #include "eglconfig.h"
 #include "eglcontext.h"
+#include "egldevice.h"
 #include "egldisplay.h"
 #include "egldriver.h"
 #include "eglcurrent.h"
@@ -37,30 +37,27 @@ extern "C" {
 #include "eglsurface.h"
 #include "eglimage.h"
 #include "egltypedefs.h"
-}
 
 #include <InterfaceKit.h>
 #include <OpenGLKit.h>
 
 
-#define CALLOC_STRUCT(T)   (struct T *) calloc(1, sizeof(struct T))
+#ifdef DEBUG
+#      define TRACE(x...) printf("egl_haiku: " x)
+#      define CALLED() TRACE("CALLED: %s\n", __PRETTY_FUNCTION__)
+#else
+#      define TRACE(x...)
+#      define CALLED()
+#endif
+#define ERROR(x...) printf("egl_haiku: " x)
 
 
 _EGL_DRIVER_STANDARD_TYPECASTS(haiku_egl)
 
 
-struct haiku_egl_driver
-{
-   _EGLDriver base;
-
-   void *handle;
-   _EGLProc (*get_proc_address)(const char *procname);
-   void (*glFlush)(void);
-};
-
 struct haiku_egl_config
 {
-   _EGLConfig         base;
+       _EGLConfig         base;
 };
 
 struct haiku_egl_context
@@ -75,245 +72,156 @@ struct haiku_egl_surface
 };
 
 
-/*
-static void
-swrastCreateDrawable(struct dri2_egl_display * dri2_dpy,
-       struct dri2_egl_surface * dri2_surf, int depth)
-{
-
-}
-
-
-static void
-swrastDestroyDrawable(struct dri2_egl_display * dri2_dpy,
-       struct dri2_egl_surface * dri2_surf)
-{
-
-}
-
-
-static void
-swrastGetDrawableInfo(__DRIdrawable * draw, int *x, int *y,
-       int *w, int *h, void *loaderPrivate)
-{
-
-}
-
-
-static void
-swrastPutImage(__DRIdrawable * draw, int op, int x, int y,
-       int w, int h, char *data, void *loaderPrivate)
-{
-
-}
-
-
-static void
-swrastGetImage(__DRIdrawable * read, int x, int y,
-       int w, int h, char *data, void *loaderPrivate)
-{
-
-}
-*/
-
-
-static void
-haiku_log(EGLint level, const char *msg)
-{
-       switch (level) {
-               case _EGL_DEBUG:
-                       fprintf(stderr,"%s", msg);
-                       break;
-               case _EGL_INFO:
-                       fprintf(stderr,"%s", msg);
-                       break;
-               case _EGL_WARNING:
-                       fprintf(stderr,"%s", msg);
-                       break;
-               case _EGL_FATAL:
-                       fprintf(stderr,"%s", msg);
-                       break;
-               default:
-                       break;
-       }
-}
-
-
-/**
- * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
- */
-static _EGLSurface *
-haiku_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
-       _EGLConfig *conf, void *native_surface, const EGLint *attrib_list)
-{
-   return NULL;
-}
-
-
 /**
- * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
+ * Called via eglCreateWindowSurface(), drv->CreateWindowSurface().
  */
 static _EGLSurface *
-haiku_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp,
+haiku_create_window_surface(const _EGLDriver *drv, _EGLDisplay *disp,
        _EGLConfig *conf, void *native_window, const EGLint *attrib_list)
 {
+       CALLED();
+
        struct haiku_egl_surface* surface;
-       surface = (struct haiku_egl_surface*)calloc(1,sizeof (*surface));
+       surface = (struct haiku_egl_surface*) calloc(1, sizeof (*surface));
+       if (!surface) {
+               _eglError(EGL_BAD_ALLOC, "haiku_create_window_surface");
+               return NULL;
+       }
+
+       if (!_eglInitSurface(&surface->surf, disp, EGL_WINDOW_BIT,
+               conf, attrib_list, native_window)) {
+               free(surface);
+               return NULL;
+       }
 
-       _eglInitSurface(&surface->surf, disp, EGL_WINDOW_BIT, conf, attrib_list);
        (&surface->surf)->SwapInterval = 1;
 
-       _eglLog(_EGL_DEBUG, "Creating window");
+       TRACE("Creating window\n");
        BWindow* win = (BWindow*)native_window;
 
-       _eglLog(_EGL_DEBUG, "Creating GL view");
+       TRACE("Creating GL view\n");
        surface->gl = new BGLView(win->Bounds(), "OpenGL", B_FOLLOW_ALL_SIDES, 0,
                BGL_RGB | BGL_DOUBLE | BGL_ALPHA);
 
-       _eglLog(_EGL_DEBUG, "Adding GL");
+       TRACE("Adding GL\n");
        win->AddChild(surface->gl);
 
-       _eglLog(_EGL_DEBUG, "Showing window");
+       TRACE("Showing window\n");
        win->Show();
        return &surface->surf;
 }
 
 
 static _EGLSurface *
-haiku_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *disp,
+haiku_create_pixmap_surface(const _EGLDriver *drv, _EGLDisplay *disp,
        _EGLConfig *conf, void *native_pixmap, const EGLint *attrib_list)
 {
-   return NULL;
+       return NULL;
 }
 
 
 static _EGLSurface *
-haiku_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp,
+haiku_create_pbuffer_surface(const _EGLDriver *drv, _EGLDisplay *disp,
        _EGLConfig *conf, const EGLint *attrib_list)
 {
-   return NULL;
+       return NULL;
 }
 
 
 static EGLBoolean
-haiku_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
+haiku_destroy_surface(const _EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
 {
+       if (_eglPutSurface(surf)) {
+               // XXX: detach haiku_egl_surface::gl from the native window and destroy it
+               free(surf);
+       }
        return EGL_TRUE;
 }
 
 
 static EGLBoolean
-haiku_add_configs_for_visuals(_EGLDisplay *dpy)
+haiku_add_configs_for_visuals(_EGLDisplay *disp)
 {
-       printf("Adding configs\n");
-       struct haiku_egl_config conf, *final;
-       //conf=CALLOC_STRUCT(haiku_egl_config);
-       memset(&conf, 0, sizeof(conf));
-       _eglInitConfig(&conf.base, dpy, 1);
-       _eglLog(_EGL_DEBUG,"Config inited\n");
-       _eglSetConfigKey(&conf.base, EGL_RED_SIZE ,8);
-       _eglSetConfigKey(&conf.base, EGL_BLUE_SIZE ,8);
-       _eglSetConfigKey(&conf.base, EGL_GREEN_SIZE ,8);
-       _eglSetConfigKey(&conf.base, EGL_LUMINANCE_SIZE ,0);
-       _eglSetConfigKey(&conf.base, EGL_ALPHA_SIZE ,8);
-       _eglSetConfigKey(&conf.base, EGL_COLOR_BUFFER_TYPE ,EGL_RGB_BUFFER);
-       EGLint r = (_eglGetConfigKey(&conf.base, EGL_RED_SIZE) 
-               + _eglGetConfigKey(&conf.base, EGL_GREEN_SIZE)
-               + _eglGetConfigKey(&conf.base, EGL_BLUE_SIZE)
-               + _eglGetConfigKey(&conf.base, EGL_ALPHA_SIZE));
-       _eglSetConfigKey(&conf.base, EGL_BUFFER_SIZE, r);
-       _eglSetConfigKey(&conf.base, EGL_CONFIG_CAVEAT, EGL_NONE);
-       _eglSetConfigKey(&conf.base, EGL_CONFIG_ID, 1);
-       _eglSetConfigKey(&conf.base, EGL_BIND_TO_TEXTURE_RGB ,EGL_FALSE);
-       _eglSetConfigKey(&conf.base, EGL_BIND_TO_TEXTURE_RGBA ,EGL_FALSE);
-       _eglSetConfigKey(&conf.base, EGL_STENCIL_SIZE ,0);
-       _eglSetConfigKey(&conf.base, EGL_TRANSPARENT_TYPE ,EGL_NONE);
-       _eglSetConfigKey(&conf.base, EGL_NATIVE_RENDERABLE ,EGL_TRUE); // Let's say yes
-       _eglSetConfigKey(&conf.base, EGL_NATIVE_VISUAL_ID ,0); // No visual
-       _eglSetConfigKey(&conf.base, EGL_NATIVE_VISUAL_TYPE ,EGL_NONE); // No visual
-       _eglSetConfigKey(&conf.base, EGL_RENDERABLE_TYPE ,0x8);
-       _eglSetConfigKey(&conf.base, EGL_SAMPLE_BUFFERS ,0); // TODO: How to get the right value ?
-       _eglSetConfigKey(&conf.base, EGL_SAMPLES ,_eglGetConfigKey(&conf.base, EGL_SAMPLE_BUFFERS) == 0 ? 0 : 0);
-       _eglSetConfigKey(&conf.base, EGL_DEPTH_SIZE ,24); // TODO: How to get the right value ?
-       _eglSetConfigKey(&conf.base, EGL_LEVEL ,0);
-       _eglSetConfigKey(&conf.base, EGL_MAX_PBUFFER_WIDTH ,0); // TODO: How to get the right value ?
-       _eglSetConfigKey(&conf.base, EGL_MAX_PBUFFER_HEIGHT ,0); // TODO: How to get the right value ?
-       _eglSetConfigKey(&conf.base, EGL_MAX_PBUFFER_PIXELS ,0); // TODO: How to get the right value ?
-       _eglSetConfigKey(&conf.base, EGL_SURFACE_TYPE, EGL_WINDOW_BIT /*| EGL_PIXMAP_BIT | EGL_PBUFFER_BIT*/);
-
-       printf("Config configurated\n");
-       if (!_eglValidateConfig(&conf.base, EGL_FALSE)) {
-               _eglLog(_EGL_DEBUG, "Haiku failed to validate config");
-               return EGL_FALSE;
+       CALLED();
+
+       struct haiku_egl_config* conf;
+       conf = (struct haiku_egl_config*) calloc(1, sizeof (*conf));
+       if (!conf)
+               return _eglError(EGL_BAD_ALLOC, "haiku_add_configs_for_visuals");
+
+       _eglInitConfig(&conf->base, disp, 1);
+       TRACE("Config inited\n");
+
+       conf->base.RedSize = 8;
+       conf->base.BlueSize = 8;
+       conf->base.GreenSize = 8;
+       conf->base.LuminanceSize = 0;
+       conf->base.AlphaSize = 8;
+       conf->base.ColorBufferType = EGL_RGB_BUFFER;
+       conf->base.BufferSize = conf->base.RedSize
+                             + conf->base.GreenSize
+                             + conf->base.BlueSize
+                             + conf->base.AlphaSize;
+       conf->base.ConfigCaveat = EGL_NONE;
+       conf->base.ConfigId = 1;
+       conf->base.BindToTextureRGB = EGL_FALSE;
+       conf->base.BindToTextureRGBA = EGL_FALSE;
+       conf->base.StencilSize = 0;
+       conf->base.TransparentType = EGL_NONE;
+       conf->base.NativeRenderable = EGL_TRUE; // Let's say yes
+       conf->base.NativeVisualID = 0; // No visual
+       conf->base.NativeVisualType = EGL_NONE; // No visual
+       conf->base.RenderableType = 0x8;
+       conf->base.SampleBuffers = 0; // TODO: How to get the right value ?
+       conf->base.Samples = conf->base.SampleBuffers == 0 ? 0 : 0;
+       conf->base.DepthSize = 24; // TODO: How to get the right value ?
+       conf->base.Level = 0;
+       conf->base.MaxPbufferWidth = 0; // TODO: How to get the right value ?
+       conf->base.MaxPbufferHeight = 0; // TODO: How to get the right value ?
+       conf->base.MaxPbufferPixels = 0; // TODO: How to get the right value ?
+       conf->base.SurfaceType = EGL_WINDOW_BIT /*| EGL_PIXMAP_BIT | EGL_PBUFFER_BIT*/;
+
+       TRACE("Config configuated\n");
+       if (!_eglValidateConfig(&conf->base, EGL_FALSE)) {
+               _eglLog(_EGL_DEBUG, "Haiku: failed to validate config");
+               goto cleanup;
        }
-       printf("Validated config\n");
-   
-       final = CALLOC_STRUCT(haiku_egl_config);
-       memcpy(final, &conf, sizeof(conf));
-   
-       _eglLinkConfig(&final->base);
-       if (!_eglGetArraySize(dpy->Configs)) {
+       TRACE("Validated config\n");
+
+       _eglLinkConfig(&conf->base);
+       if (!_eglGetArraySize(disp->Configs)) {
                _eglLog(_EGL_WARNING, "Haiku: failed to create any config");
-               return EGL_FALSE;
+               goto cleanup;
        }
-       printf("Config succesfull\n");
-   
+       TRACE("Config successfull\n");
+
        return EGL_TRUE;
+
+cleanup:
+       free(conf);
+       return EGL_FALSE;
 }
 
+
 extern "C"
 EGLBoolean
-init_haiku(_EGLDriver *drv, _EGLDisplay *dpy)
+init_haiku(_EGLDisplay *disp)
 {
-       _eglLog(_EGL_DEBUG,"\nInitializing Haiku EGL\n");
-       //_EGLDisplay* egl_dpy;
-
-       printf("Initializing Haiku EGL\n");
-       _eglSetLogProc(haiku_log);
-
-       loader_set_logger(_eglLog);
-
-       /*egl_dpy = (_EGLDisplay*) calloc(1, sizeof(_EGLDisplay));
-       if (!egl_dpy)
-               return _eglError(EGL_BAD_ALLOC, "eglInitialize");
-
-       dpy->DriverData=(void*) egl_dpy;
-       if (!dpy->PlatformDisplay) {
-               // OPEN DEVICE 
-               //dri2_dpy->bwindow = (void*)haiku_create_window();
-               //dri2_dpy->own_device = true;
-       } else {
-               //dri2_dpy->bwindow = (BWindow*)dpy->PlatformDisplay;
-       }*/
-       
-       //dri2_dpy->driver_name = strdup("swrast");
-       //if (!dri2_load_driver_swrast(dpy))
-       //   goto cleanup_conn;
-
-       /*dri2_dpy->swrast_loader_extension.base.name = __DRI_SWRAST_LOADER;
-       dri2_dpy->swrast_loader_extension.base.version = __DRI_SWRAST_LOADER_VERSION;
-       dri2_dpy->swrast_loader_extension.getDrawableInfo = swrastGetDrawableInfo;
-       dri2_dpy->swrast_loader_extension.putImage = swrastPutImage;
-       dri2_dpy->swrast_loader_extension.getImage = swrastGetImage;
-
-       dri2_dpy->extensions[0] = &dri2_dpy->swrast_loader_extension.base;
-       dri2_dpy->extensions[1] = NULL;
-       dri2_dpy->extensions[2] = NULL;*/
-
-       /*if (dri2_dpy->bwindow) {
-               if (!dri2_haiku_add_configs_for_visuals(dri2_dpy, dpy))
-                       goto cleanup_configs;
-       }*/
-       _eglLog(_EGL_DEBUG,"Add configs");
-    haiku_add_configs_for_visuals(dpy);
-
-       dpy->VersionMajor=1;
-       dpy->VersionMinor=4;
-   
-   //dpy->Extensions.KHR_create_context = true;
-
-       //dri2_dpy->vtbl = &dri2_haiku_display_vtbl;
-       _eglLog(_EGL_DEBUG, "Initialization finished");
+       _EGLDevice *dev;
+       CALLED();
+
+       dev = _eglAddDevice(-1, true);
+       if (!dev) {
+               _eglError(EGL_NOT_INITIALIZED, "DRI2: failed to find EGLDevice");
+               return EGL_FALSE;
+       }
+       disp->Device = dev;
+
+       TRACE("Add configs\n");
+       if (!haiku_add_configs_for_visuals(disp))
+               return EGL_FALSE;
+
+       TRACE("Initialization finished\n");
 
        return EGL_TRUE;
 }
@@ -321,7 +229,7 @@ init_haiku(_EGLDriver *drv, _EGLDisplay *dpy)
 
 extern "C"
 EGLBoolean
-haiku_terminate(_EGLDriver* drv,_EGLDisplay* dpy)
+haiku_terminate(_EGLDisplay *disp)
 {
        return EGL_TRUE;
 }
@@ -329,38 +237,60 @@ haiku_terminate(_EGLDriver* drv,_EGLDisplay* dpy)
 
 extern "C"
 _EGLContext*
-haiku_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
+haiku_create_context(const _EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
        _EGLContext *share_list, const EGLint *attrib_list)
 {
-       _eglLog(_EGL_DEBUG,"Creating context");
+       CALLED();
+
        struct haiku_egl_context* context;
-       context=(struct haiku_egl_context*)calloc(1,sizeof (*context));
-       if(!_eglInitContext(&context->ctx, disp, conf, attrib_list))
-               printf("ERROR creating context");
-       _eglLog(_EGL_DEBUG, "Context created");
+       context = (struct haiku_egl_context*) calloc(1, sizeof (*context));
+       if (!context) {
+               _eglError(EGL_BAD_ALLOC, "haiku_create_context");
+               return NULL;
+       }
+
+       if (!_eglInitContext(&context->ctx, disp, conf, attrib_list))
+               goto cleanup;
+
+       TRACE("Context created\n");
        return &context->ctx;
+
+cleanup:
+       free(context);
+       return NULL;
 }
 
 
 extern "C"
 EGLBoolean
-haiku_destroy_context(_EGLDriver* drv, _EGLDisplay *disp, _EGLContext* ctx)
+haiku_destroy_context(const _EGLDriver* drv, _EGLDisplay *disp, _EGLContext* ctx)
 {
-       ctx=NULL;
+       struct haiku_egl_context* context = haiku_egl_context(ctx);
+
+       if (_eglPutContext(ctx)) {
+               // XXX: teardown the context ?
+               free(context);
+               ctx = NULL;
+       }
        return EGL_TRUE;
 }
 
 
 extern "C"
 EGLBoolean
-haiku_make_current(_EGLDriver* drv, _EGLDisplay* dpy, _EGLSurface *dsurf,
-                 _EGLSurface *rsurf, _EGLContext *ctx)
+haiku_make_current(const _EGLDriver* drv, _EGLDisplay *disp, _EGLSurface *dsurf,
+       _EGLSurface *rsurf, _EGLContext *ctx)
 {
-       struct haiku_egl_context* cont=haiku_egl_context(ctx);
-       struct haiku_egl_surface* surf=haiku_egl_surface(dsurf);
+       CALLED();
+
+       struct haiku_egl_context* cont = haiku_egl_context(ctx);
+       struct haiku_egl_surface* surf = haiku_egl_surface(dsurf);
        _EGLContext *old_ctx;
-    _EGLSurface *old_dsurf, *old_rsurf;
-       _eglBindContext(ctx, dsurf, rsurf, &old_ctx, &old_dsurf, &old_rsurf);
+       _EGLSurface *old_dsurf, *old_rsurf;
+
+       if (!_eglBindContext(ctx, dsurf, rsurf, &old_ctx, &old_dsurf, &old_rsurf))
+               return EGL_FALSE;
+
        //cont->ctx.DrawSurface=&surf->surf;
        surf->gl->LockGL();
        return EGL_TRUE;
@@ -369,9 +299,10 @@ haiku_make_current(_EGLDriver* drv, _EGLDisplay* dpy, _EGLSurface *dsurf,
 
 extern "C"
 EGLBoolean
-haiku_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
+haiku_swap_buffers(const _EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
 {
-       struct haiku_egl_surface* surface=haiku_egl_surface(surf);
+       struct haiku_egl_surface* surface = haiku_egl_surface(surf);
+
        surface->gl->SwapBuffers();
        //gl->Render();
        return EGL_TRUE;
@@ -379,60 +310,15 @@ haiku_swap_buffers(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
 
 
 extern "C"
-void
-haiku_unload(_EGLDriver* drv)
-{
-       
-}
-
-
-/**
- * This is the main entrypoint into the driver, called by libEGL.
- * Create a new _EGLDriver object and init its dispatch table.
- */
-extern "C"
-_EGLDriver*
-_eglBuiltInDriverHaiku(const char *args)
-{
-       _eglLog(_EGL_DEBUG,"Driver loaded");
-       struct haiku_egl_driver* driver;
-       driver=(struct haiku_egl_driver*)calloc(1,sizeof(*driver));
-       _eglInitDriverFallbacks(&driver->base);
-       driver->base.API.Initialize = init_haiku;
-       driver->base.API.Terminate = haiku_terminate;
-       driver->base.API.CreateContext = haiku_create_context;
-       driver->base.API.DestroyContext = haiku_destroy_context;
-       driver->base.API.MakeCurrent = haiku_make_current;
-       driver->base.API.CreateWindowSurface = haiku_create_window_surface;
-       driver->base.API.CreatePixmapSurface = haiku_create_pixmap_surface;
-       driver->base.API.CreatePbufferSurface = haiku_create_pbuffer_surface;
-       driver->base.API.DestroySurface = haiku_destroy_surface;
-       /*
-       driver->API.GetProcAddress = dri2_get_proc_address;
-       driver->API.WaitClient = dri2_wait_client;
-       driver->API.WaitNative = dri2_wait_native;
-       driver->API.BindTexImage = dri2_bind_tex_image;
-       driver->API.ReleaseTexImage = dri2_release_tex_image;
-       driver->API.SwapInterval = dri2_swap_interval;
-       */
-
-       driver->base.API.SwapBuffers = haiku_swap_buffers;
-       /*
-       driver->API.SwapBuffersWithDamageEXT = dri2_swap_buffers_with_damage;
-       driver->API.SwapBuffersRegionNOK = dri2_swap_buffers_region;
-       driver->API.PostSubBufferNV = dri2_post_sub_buffer;
-       driver->API.CopyBuffers = dri2_copy_buffers,
-       driver->API.QueryBufferAge = dri2_query_buffer_age;
-       driver->API.CreateImageKHR = dri2_create_image;
-       driver->API.DestroyImageKHR = dri2_destroy_image_khr;
-       driver->API.CreateWaylandBufferFromImageWL = dri2_create_wayland_buffer_from_image;
-       driver->API.GetSyncValuesCHROMIUM = dri2_get_sync_values_chromium;
-       */
-
-       driver->base.Name = "Haiku";
-       driver->base.Unload = haiku_unload;
-
-       _eglLog(_EGL_DEBUG, "API Calls defined");
-       
-       return &driver->base;
-}
+const _EGLDriver _eglDriver = {
+       .Initialize = init_haiku,
+       .Terminate = haiku_terminate,
+       .CreateContext = haiku_create_context,
+       .DestroyContext = haiku_destroy_context,
+       .MakeCurrent = haiku_make_current,
+       .CreateWindowSurface = haiku_create_window_surface,
+       .CreatePixmapSurface = haiku_create_pixmap_surface,
+       .CreatePbufferSurface = haiku_create_pbuffer_surface,
+       .DestroySurface = haiku_destroy_surface,
+       .SwapBuffers = haiku_swap_buffers,
+};