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authorchai <chaifix@163.com>2019-05-11 22:54:56 +0800
committerchai <chaifix@163.com>2019-05-11 22:54:56 +0800
commit9645be0af1b1d5cb0ad5892d5464e1b23c51b550 (patch)
tree129c716bed8e93312421c3adb2f8e7c4f811602d /source/3rd-party/SDL2/src/video/qnx
Diffstat (limited to 'source/3rd-party/SDL2/src/video/qnx')
-rw-r--r--source/3rd-party/SDL2/src/video/qnx/gl.c285
-rw-r--r--source/3rd-party/SDL2/src/video/qnx/keyboard.c133
-rw-r--r--source/3rd-party/SDL2/src/video/qnx/sdl_qnx.h48
-rw-r--r--source/3rd-party/SDL2/src/video/qnx/video.c364
4 files changed, 830 insertions, 0 deletions
diff --git a/source/3rd-party/SDL2/src/video/qnx/gl.c b/source/3rd-party/SDL2/src/video/qnx/gl.c
new file mode 100644
index 0000000..19e1bd4
--- /dev/null
+++ b/source/3rd-party/SDL2/src/video/qnx/gl.c
@@ -0,0 +1,285 @@
+/*
+ Simple DirectMedia Layer
+ Copyright (C) 2017 BlackBerry Limited
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+*/
+
+#include "../../SDL_internal.h"
+#include "sdl_qnx.h"
+
+static EGLDisplay egl_disp;
+
+/**
+ * Detertmines the pixel format to use based on the current display and EGL
+ * configuration.
+ * @param egl_conf EGL configuration to use
+ * @return A SCREEN_FORMAT* constant for the pixel format to use
+ */
+static int
+chooseFormat(EGLConfig egl_conf)
+{
+ EGLint buffer_bit_depth;
+ EGLint alpha_bit_depth;
+
+ eglGetConfigAttrib(egl_disp, egl_conf, EGL_BUFFER_SIZE, &buffer_bit_depth);
+ eglGetConfigAttrib(egl_disp, egl_conf, EGL_ALPHA_SIZE, &alpha_bit_depth);
+
+ switch (buffer_bit_depth) {
+ case 32:
+ return SCREEN_FORMAT_RGBX8888;
+ case 24:
+ return SCREEN_FORMAT_RGB888;
+ case 16:
+ switch (alpha_bit_depth) {
+ case 4:
+ return SCREEN_FORMAT_RGBX4444;
+ case 1:
+ return SCREEN_FORMAT_RGBA5551;
+ default:
+ return SCREEN_FORMAT_RGB565;
+ }
+ default:
+ return 0;
+ }
+}
+
+/**
+ * Enumerates the supported EGL configurations and chooses a suitable one.
+ * @param[out] pconf The chosen configuration
+ * @param[out] pformat The chosen pixel format
+ * @return 0 if successful, -1 on error
+ */
+int
+glGetConfig(EGLConfig *pconf, int *pformat)
+{
+ EGLConfig egl_conf = (EGLConfig)0;
+ EGLConfig *egl_configs;
+ EGLint egl_num_configs;
+ EGLint val;
+ EGLBoolean rc;
+ EGLint i;
+
+ // Determine the numbfer of configurations.
+ rc = eglGetConfigs(egl_disp, NULL, 0, &egl_num_configs);
+ if (rc != EGL_TRUE) {
+ return -1;
+ }
+
+ if (egl_num_configs == 0) {
+ return -1;
+ }
+
+ // Allocate enough memory for all configurations.
+ egl_configs = malloc(egl_num_configs * sizeof(*egl_configs));
+ if (egl_configs == NULL) {
+ return -1;
+ }
+
+ // Get the list of configurations.
+ rc = eglGetConfigs(egl_disp, egl_configs, egl_num_configs,
+ &egl_num_configs);
+ if (rc != EGL_TRUE) {
+ free(egl_configs);
+ return -1;
+ }
+
+ // Find a good configuration.
+ for (i = 0; i < egl_num_configs; i++) {
+ eglGetConfigAttrib(egl_disp, egl_configs[i], EGL_SURFACE_TYPE, &val);
+ if (!(val & EGL_WINDOW_BIT)) {
+ continue;
+ }
+
+ eglGetConfigAttrib(egl_disp, egl_configs[i], EGL_RENDERABLE_TYPE, &val);
+ if (!(val & EGL_OPENGL_ES2_BIT)) {
+ continue;
+ }
+
+ eglGetConfigAttrib(egl_disp, egl_configs[i], EGL_DEPTH_SIZE, &val);
+ if (val == 0) {
+ continue;
+ }
+
+ egl_conf = egl_configs[i];
+ break;
+ }
+
+ free(egl_configs);
+ *pconf = egl_conf;
+ *pformat = chooseFormat(egl_conf);
+
+ return 0;
+}
+
+/**
+ * Initializes the EGL library.
+ * @param _THIS
+ * @param name unused
+ * @return 0 if successful, -1 on error
+ */
+int
+glLoadLibrary(_THIS, const char *name)
+{
+ EGLNativeDisplayType disp_id = EGL_DEFAULT_DISPLAY;
+
+ egl_disp = eglGetDisplay(disp_id);
+ if (egl_disp == EGL_NO_DISPLAY) {
+ return -1;
+ }
+
+ if (eglInitialize(egl_disp, NULL, NULL) == EGL_FALSE) {
+ return -1;
+ }
+
+ return 0;
+}
+
+/**
+ * Finds the address of an EGL extension function.
+ * @param proc Function name
+ * @return Function address
+ */
+void *
+glGetProcAddress(_THIS, const char *proc)
+{
+ return eglGetProcAddress(proc);
+}
+
+/**
+ * Associates the given window with the necessary EGL structures for drawing and
+ * displaying content.
+ * @param _THIS
+ * @param window The SDL window to create the context for
+ * @return A pointer to the created context, if successful, NULL on error
+ */
+SDL_GLContext
+glCreateContext(_THIS, SDL_Window *window)
+{
+ window_impl_t *impl = (window_impl_t *)window->driverdata;
+ EGLContext context;
+ EGLSurface surface;
+
+ struct {
+ EGLint client_version[2];
+ EGLint none;
+ } egl_ctx_attr = {
+ .client_version = { EGL_CONTEXT_CLIENT_VERSION, 2 },
+ .none = EGL_NONE
+ };
+
+ struct {
+ EGLint render_buffer[2];
+ EGLint none;
+ } egl_surf_attr = {
+ .render_buffer = { EGL_RENDER_BUFFER, EGL_BACK_BUFFER },
+ .none = EGL_NONE
+ };
+
+ context = eglCreateContext(egl_disp, impl->conf, EGL_NO_CONTEXT,
+ (EGLint *)&egl_ctx_attr);
+ if (context == EGL_NO_CONTEXT) {
+ return NULL;
+ }
+
+ surface = eglCreateWindowSurface(egl_disp, impl->conf, impl->window,
+ (EGLint *)&egl_surf_attr);
+ if (surface == EGL_NO_SURFACE) {
+ return NULL;
+ }
+
+ eglMakeCurrent(egl_disp, surface, surface, context);
+
+ impl->surface = surface;
+ return context;
+}
+
+/**
+ * Sets a new value for the number of frames to display before swapping buffers.
+ * @param _THIS
+ * @param interval New interval value
+ * @return 0 if successful, -1 on error
+ */
+int
+glSetSwapInterval(_THIS, int interval)
+{
+ if (eglSwapInterval(egl_disp, interval) != EGL_TRUE) {
+ return -1;
+ }
+
+ return 0;
+}
+
+/**
+ * Swaps the EGL buffers associated with the given window
+ * @param _THIS
+ * @param window Window to swap buffers for
+ * @return 0 if successful, -1 on error
+ */
+int
+glSwapWindow(_THIS, SDL_Window *window)
+{
+ /* !!! FIXME: should we migrate this all over to use SDL_egl.c? */
+ window_impl_t *impl = (window_impl_t *)window->driverdata;
+ return eglSwapBuffers(egl_disp, impl->surface) == EGL_TRUE ? 0 : -1;
+}
+
+/**
+ * Makes the given context the current one for drawing operations.
+ * @param _THIS
+ * @param window SDL window associated with the context (maybe NULL)
+ * @param context The context to activate
+ * @return 0 if successful, -1 on error
+ */
+int
+glMakeCurrent(_THIS, SDL_Window *window, SDL_GLContext context)
+{
+ window_impl_t *impl;
+ EGLSurface surface = NULL;
+
+ if (window) {
+ impl = (window_impl_t *)window->driverdata;
+ surface = impl->surface;
+ }
+
+ if (eglMakeCurrent(egl_disp, surface, surface, context) != EGL_TRUE) {
+ return -1;
+ }
+
+ return 0;
+}
+
+/**
+ * Destroys a context.
+ * @param _THIS
+ * @param context The context to destroy
+ */
+void
+glDeleteContext(_THIS, SDL_GLContext context)
+{
+ eglDestroyContext(egl_disp, context);
+}
+
+/**
+ * Terminates access to the EGL library.
+ * @param _THIS
+ */
+void
+glUnloadLibrary(_THIS)
+{
+ eglTerminate(egl_disp);
+}
diff --git a/source/3rd-party/SDL2/src/video/qnx/keyboard.c b/source/3rd-party/SDL2/src/video/qnx/keyboard.c
new file mode 100644
index 0000000..86c6395
--- /dev/null
+++ b/source/3rd-party/SDL2/src/video/qnx/keyboard.c
@@ -0,0 +1,133 @@
+/*
+ Simple DirectMedia Layer
+ Copyright (C) 2017 BlackBerry Limited
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+*/
+
+#include "../../SDL_internal.h"
+#include "../../events/SDL_keyboard_c.h"
+#include "SDL_scancode.h"
+#include "SDL_events.h"
+#include "sdl_qnx.h"
+#include <sys/keycodes.h>
+
+/**
+ * A map thta translates Screen key names to SDL scan codes.
+ * This map is incomplete, but should include most major keys.
+ */
+static int key_to_sdl[] = {
+ [KEYCODE_SPACE] = SDL_SCANCODE_SPACE,
+ [KEYCODE_APOSTROPHE] = SDL_SCANCODE_APOSTROPHE,
+ [KEYCODE_COMMA] = SDL_SCANCODE_COMMA,
+ [KEYCODE_MINUS] = SDL_SCANCODE_MINUS,
+ [KEYCODE_PERIOD] = SDL_SCANCODE_PERIOD,
+ [KEYCODE_SLASH] = SDL_SCANCODE_SLASH,
+ [KEYCODE_ZERO] = SDL_SCANCODE_0,
+ [KEYCODE_ONE] = SDL_SCANCODE_1,
+ [KEYCODE_TWO] = SDL_SCANCODE_2,
+ [KEYCODE_THREE] = SDL_SCANCODE_3,
+ [KEYCODE_FOUR] = SDL_SCANCODE_4,
+ [KEYCODE_FIVE] = SDL_SCANCODE_5,
+ [KEYCODE_SIX] = SDL_SCANCODE_6,
+ [KEYCODE_SEVEN] = SDL_SCANCODE_7,
+ [KEYCODE_EIGHT] = SDL_SCANCODE_8,
+ [KEYCODE_NINE] = SDL_SCANCODE_9,
+ [KEYCODE_SEMICOLON] = SDL_SCANCODE_SEMICOLON,
+ [KEYCODE_EQUAL] = SDL_SCANCODE_EQUALS,
+ [KEYCODE_LEFT_BRACKET] = SDL_SCANCODE_LEFTBRACKET,
+ [KEYCODE_BACK_SLASH] = SDL_SCANCODE_BACKSLASH,
+ [KEYCODE_RIGHT_BRACKET] = SDL_SCANCODE_RIGHTBRACKET,
+ [KEYCODE_GRAVE] = SDL_SCANCODE_GRAVE,
+ [KEYCODE_A] = SDL_SCANCODE_A,
+ [KEYCODE_B] = SDL_SCANCODE_B,
+ [KEYCODE_C] = SDL_SCANCODE_C,
+ [KEYCODE_D] = SDL_SCANCODE_D,
+ [KEYCODE_E] = SDL_SCANCODE_E,
+ [KEYCODE_F] = SDL_SCANCODE_F,
+ [KEYCODE_G] = SDL_SCANCODE_G,
+ [KEYCODE_H] = SDL_SCANCODE_H,
+ [KEYCODE_I] = SDL_SCANCODE_I,
+ [KEYCODE_J] = SDL_SCANCODE_J,
+ [KEYCODE_K] = SDL_SCANCODE_K,
+ [KEYCODE_L] = SDL_SCANCODE_L,
+ [KEYCODE_M] = SDL_SCANCODE_M,
+ [KEYCODE_N] = SDL_SCANCODE_N,
+ [KEYCODE_O] = SDL_SCANCODE_O,
+ [KEYCODE_P] = SDL_SCANCODE_P,
+ [KEYCODE_Q] = SDL_SCANCODE_Q,
+ [KEYCODE_R] = SDL_SCANCODE_R,
+ [KEYCODE_S] = SDL_SCANCODE_S,
+ [KEYCODE_T] = SDL_SCANCODE_T,
+ [KEYCODE_U] = SDL_SCANCODE_U,
+ [KEYCODE_V] = SDL_SCANCODE_V,
+ [KEYCODE_W] = SDL_SCANCODE_W,
+ [KEYCODE_X] = SDL_SCANCODE_X,
+ [KEYCODE_Y] = SDL_SCANCODE_Y,
+ [KEYCODE_Z] = SDL_SCANCODE_Z,
+ [KEYCODE_UP] = SDL_SCANCODE_UP,
+ [KEYCODE_DOWN] = SDL_SCANCODE_DOWN,
+ [KEYCODE_LEFT] = SDL_SCANCODE_LEFT,
+ [KEYCODE_PG_UP] = SDL_SCANCODE_PAGEUP,
+ [KEYCODE_PG_DOWN] = SDL_SCANCODE_PAGEDOWN,
+ [KEYCODE_RIGHT] = SDL_SCANCODE_RIGHT,
+ [KEYCODE_RETURN] = SDL_SCANCODE_RETURN,
+ [KEYCODE_TAB] = SDL_SCANCODE_TAB,
+ [KEYCODE_ESCAPE] = SDL_SCANCODE_ESCAPE,
+};
+
+/**
+ * Called from the event dispatcher when a keyboard event is encountered.
+ * Translates the event such that it can be handled by SDL.
+ * @param event Screen keyboard event
+ */
+void
+handleKeyboardEvent(screen_event_t event)
+{
+ int val;
+ SDL_Scancode scancode;
+
+ // Get the key value.
+ if (screen_get_event_property_iv(event, SCREEN_PROPERTY_SYM, &val) < 0) {
+ return;
+ }
+
+ // Skip unrecognized keys.
+ if ((val < 0) || (val >= SDL_TABLESIZE(key_to_sdl))) {
+ return;
+ }
+
+ // Translate to an SDL scan code.
+ scancode = key_to_sdl[val];
+ if (scancode == 0) {
+ return;
+ }
+
+ // Get event flags (key state).
+ if (screen_get_event_property_iv(event, SCREEN_PROPERTY_FLAGS, &val) < 0) {
+ return;
+ }
+
+ // Propagate the event to SDL.
+ // FIXME:
+ // Need to handle more key states (such as key combinations).
+ if (val & KEY_DOWN) {
+ SDL_SendKeyboardKey(SDL_PRESSED, scancode);
+ } else {
+ SDL_SendKeyboardKey(SDL_RELEASED, scancode);
+ }
+}
diff --git a/source/3rd-party/SDL2/src/video/qnx/sdl_qnx.h b/source/3rd-party/SDL2/src/video/qnx/sdl_qnx.h
new file mode 100644
index 0000000..65e0798
--- /dev/null
+++ b/source/3rd-party/SDL2/src/video/qnx/sdl_qnx.h
@@ -0,0 +1,48 @@
+/*
+ Simple DirectMedia Layer
+ Copyright (C) 2017 BlackBerry Limited
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+*/
+
+#ifndef __SDL_QNX_H__
+#define __SDL_QNX_H__
+
+#include "../SDL_sysvideo.h"
+#include <screen/screen.h>
+#include <EGL/egl.h>
+
+typedef struct
+{
+ screen_window_t window;
+ EGLSurface surface;
+ EGLConfig conf;
+} window_impl_t;
+
+extern void handleKeyboardEvent(screen_event_t event);
+
+extern int glGetConfig(EGLConfig *pconf, int *pformat);
+extern int glLoadLibrary(_THIS, const char *name);
+void *glGetProcAddress(_THIS, const char *proc);
+extern SDL_GLContext glCreateContext(_THIS, SDL_Window *window);
+extern int glSetSwapInterval(_THIS, int interval);
+extern int glSwapWindow(_THIS, SDL_Window *window);
+extern int glMakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context);
+extern void glDeleteContext(_THIS, SDL_GLContext context);
+extern void glUnloadLibrary(_THIS);
+
+#endif
diff --git a/source/3rd-party/SDL2/src/video/qnx/video.c b/source/3rd-party/SDL2/src/video/qnx/video.c
new file mode 100644
index 0000000..ff8223c
--- /dev/null
+++ b/source/3rd-party/SDL2/src/video/qnx/video.c
@@ -0,0 +1,364 @@
+/*
+ Simple DirectMedia Layer
+ Copyright (C) 2017 BlackBerry Limited
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+*/
+#include "../../SDL_internal.h"
+#include "../SDL_sysvideo.h"
+#include "sdl_qnx.h"
+
+static screen_context_t context;
+static screen_event_t event;
+
+/**
+ * Initializes the QNX video plugin.
+ * Creates the Screen context and event handles used for all window operations
+ * by the plugin.
+ * @param _THIS
+ * @return 0 if successful, -1 on error
+ */
+static int
+videoInit(_THIS)
+{
+ SDL_VideoDisplay display;
+
+ if (screen_create_context(&context, 0) < 0) {
+ return -1;
+ }
+
+ if (screen_create_event(&event) < 0) {
+ return -1;
+ }
+
+ SDL_zero(display);
+
+ if (SDL_AddVideoDisplay(&display) < 0) {
+ return -1;
+ }
+
+ _this->num_displays = 1;
+ return 0;
+}
+
+static void
+videoQuit(_THIS)
+{
+}
+
+/**
+ * Creates a new native Screen window and associates it with the given SDL
+ * window.
+ * @param _THIS
+ * @param window SDL window to initialize
+ * @return 0 if successful, -1 on error
+ */
+static int
+createWindow(_THIS, SDL_Window *window)
+{
+ window_impl_t *impl;
+ int size[2];
+ int numbufs;
+ int format;
+ int usage;
+
+ impl = SDL_calloc(1, sizeof(*impl));
+ if (impl == NULL) {
+ return -1;
+ }
+
+ // Create a native window.
+ if (screen_create_window(&impl->window, context) < 0) {
+ goto fail;
+ }
+
+ // Set the native window's size to match the SDL window.
+ size[0] = window->w;
+ size[1] = window->h;
+
+ if (screen_set_window_property_iv(impl->window, SCREEN_PROPERTY_SIZE,
+ size) < 0) {
+ goto fail;
+ }
+
+ if (screen_set_window_property_iv(impl->window, SCREEN_PROPERTY_SOURCE_SIZE,
+ size) < 0) {
+ goto fail;
+ }
+
+ // Create window buffer(s).
+ if (window->flags & SDL_WINDOW_OPENGL) {
+ if (glGetConfig(&impl->conf, &format) < 0) {
+ goto fail;
+ }
+ numbufs = 2;
+
+ usage = SCREEN_USAGE_OPENGL_ES2;
+ if (screen_set_window_property_iv(impl->window, SCREEN_PROPERTY_USAGE,
+ &usage) < 0) {
+ return -1;
+ }
+ } else {
+ format = SCREEN_FORMAT_RGBX8888;
+ numbufs = 1;
+ }
+
+ // Set pixel format.
+ if (screen_set_window_property_iv(impl->window, SCREEN_PROPERTY_FORMAT,
+ &format) < 0) {
+ goto fail;
+ }
+
+ // Create buffer(s).
+ if (screen_create_window_buffers(impl->window, numbufs) < 0) {
+ goto fail;
+ }
+
+ window->driverdata = impl;
+ return 0;
+
+fail:
+ if (impl->window) {
+ screen_destroy_window(impl->window);
+ }
+
+ SDL_free(impl);
+ return -1;
+}
+
+/**
+ * Gets a pointer to the Screen buffer associated with the given window. Note
+ * that the buffer is actually created in createWindow().
+ * @param _THIS
+ * @param window SDL window to get the buffer for
+ * @param[out] pixles Holds a pointer to the window's buffer
+ * @param[out] format Holds the pixel format for the buffer
+ * @param[out] pitch Holds the number of bytes per line
+ * @return 0 if successful, -1 on error
+ */
+static int
+createWindowFramebuffer(_THIS, SDL_Window * window, Uint32 * format,
+ void ** pixels, int *pitch)
+{
+ window_impl_t *impl = (window_impl_t *)window->driverdata;
+ screen_buffer_t buffer;
+
+ // Get a pointer to the buffer's memory.
+ if (screen_get_window_property_pv(impl->window, SCREEN_PROPERTY_BUFFERS,
+ (void **)&buffer) < 0) {
+ return -1;
+ }
+
+ if (screen_get_buffer_property_pv(buffer, SCREEN_PROPERTY_POINTER,
+ pixels) < 0) {
+ return -1;
+ }
+
+ // Set format and pitch.
+ if (screen_get_buffer_property_iv(buffer, SCREEN_PROPERTY_STRIDE,
+ pitch) < 0) {
+ return -1;
+ }
+
+ *format = SDL_PIXELFORMAT_RGB888;
+ return 0;
+}
+
+/**
+ * Informs the window manager that the window needs to be updated.
+ * @param _THIS
+ * @param window The window to update
+ * @param rects An array of reectangular areas to update
+ * @param numrects Rect array length
+ * @return 0 if successful, -1 on error
+ */
+static int
+updateWindowFramebuffer(_THIS, SDL_Window *window, const SDL_Rect *rects,
+ int numrects)
+{
+ window_impl_t *impl = (window_impl_t *)window->driverdata;
+ screen_buffer_t buffer;
+
+ if (screen_get_window_property_pv(impl->window, SCREEN_PROPERTY_BUFFERS,
+ (void **)&buffer) < 0) {
+ return -1;
+ }
+
+ screen_post_window(impl->window, buffer, numrects, (int *)rects, 0);
+ screen_flush_context(context, 0);
+ return 0;
+}
+
+/**
+ * Runs the main event loop.
+ * @param _THIS
+ */
+static void
+pumpEvents(_THIS)
+{
+ int type;
+
+ for (;;) {
+ if (screen_get_event(context, event, 0) < 0) {
+ break;
+ }
+
+ if (screen_get_event_property_iv(event, SCREEN_PROPERTY_TYPE, &type)
+ < 0) {
+ break;
+ }
+
+ if (type == SCREEN_EVENT_NONE) {
+ break;
+ }
+
+ switch (type) {
+ case SCREEN_EVENT_KEYBOARD:
+ handleKeyboardEvent(event);
+ break;
+
+ default:
+ break;
+ }
+ }
+}
+
+/**
+ * Updates the size of the native window using the geometry of the SDL window.
+ * @param _THIS
+ * @param window SDL window to update
+ */
+static void
+setWindowSize(_THIS, SDL_Window *window)
+{
+ window_impl_t *impl = (window_impl_t *)window->driverdata;
+ int size[2];
+
+ size[0] = window->w;
+ size[1] = window->h;
+
+ screen_set_window_property_iv(impl->window, SCREEN_PROPERTY_SIZE, size);
+ screen_set_window_property_iv(impl->window, SCREEN_PROPERTY_SOURCE_SIZE,
+ size);
+}
+
+/**
+ * Makes the native window associated with the given SDL window visible.
+ * @param _THIS
+ * @param window SDL window to update
+ */
+static void
+showWindow(_THIS, SDL_Window *window)
+{
+ window_impl_t *impl = (window_impl_t *)window->driverdata;
+ const int visible = 1;
+
+ screen_set_window_property_iv(impl->window, SCREEN_PROPERTY_VISIBLE,
+ &visible);
+}
+
+/**
+ * Makes the native window associated with the given SDL window invisible.
+ * @param _THIS
+ * @param window SDL window to update
+ */
+static void
+hideWindow(_THIS, SDL_Window *window)
+{
+ window_impl_t *impl = (window_impl_t *)window->driverdata;
+ const int visible = 0;
+
+ screen_set_window_property_iv(impl->window, SCREEN_PROPERTY_VISIBLE,
+ &visible);
+}
+
+/**
+ * Destroys the native window associated with the given SDL window.
+ * @param _THIS
+ * @param window SDL window that is being destroyed
+ */
+static void
+destroyWindow(_THIS, SDL_Window *window)
+{
+ window_impl_t *impl = (window_impl_t *)window->driverdata;
+
+ if (impl) {
+ screen_destroy_window(impl->window);
+ window->driverdata = NULL;
+ }
+}
+
+/**
+ * Frees the plugin object created by createDevice().
+ * @param device Plugin object to free
+ */
+static void
+deleteDevice(SDL_VideoDevice *device)
+{
+ SDL_free(device);
+}
+
+/**
+ * Creates the QNX video plugin used by SDL.
+ * @param devindex Unused
+ * @return Initialized device if successful, NULL otherwise
+ */
+static SDL_VideoDevice *
+createDevice(int devindex)
+{
+ SDL_VideoDevice *device;
+
+ device = (SDL_VideoDevice *)SDL_calloc(1, sizeof(SDL_VideoDevice));
+ if (device == NULL) {
+ return NULL;
+ }
+
+ device->driverdata = NULL;
+ device->VideoInit = videoInit;
+ device->VideoQuit = videoQuit;
+ device->CreateSDLWindow = createWindow;
+ device->CreateWindowFramebuffer = createWindowFramebuffer;
+ device->UpdateWindowFramebuffer = updateWindowFramebuffer;
+ device->SetWindowSize = setWindowSize;
+ device->ShowWindow = showWindow;
+ device->HideWindow = hideWindow;
+ device->PumpEvents = pumpEvents;
+ device->DestroyWindow = destroyWindow;
+
+ device->GL_LoadLibrary = glLoadLibrary;
+ device->GL_GetProcAddress = glGetProcAddress;
+ device->GL_CreateContext = glCreateContext;
+ device->GL_SetSwapInterval = glSetSwapInterval;
+ device->GL_SwapWindow = glSwapWindow;
+ device->GL_MakeCurrent = glMakeCurrent;
+ device->GL_DeleteContext = glDeleteContext;
+ device->GL_UnloadLibrary = glUnloadLibrary;
+
+ device->free = deleteDevice;
+ return device;
+}
+
+static int
+available()
+{
+ return 1;
+}
+
+VideoBootStrap QNX_bootstrap = {
+ "qnx", "QNX Screen",
+ available, createDevice
+};