Bool (*my_glXMakeCurrent) (Display *, GLXDrawable, GLXContext);
void (*my_glXSwapBuffers) (Display *, GLXDrawable);
-static void
-set_2d_projection (int width, int height)
-{
- my_glMatrixMode (GL_PROJECTION);
- my_glLoadIdentity ();
- my_glOrtho (0, width, height, 0, 0, 1);
- my_glMatrixMode (GL_MODELVIEW);
-}
-
-static void
-paint_rgb_using_clear (double r, double g, double b)
-{
- my_glClearColor(r, g, b, 1.0);
- my_glClear(GL_COLOR_BUFFER_BIT);
-}
-
-static void
-draw (Display *dpy, Window window, int width, int height)
-{
- int i;
- int visual_attr[] = {
- GLX_RGBA,
- GLX_RED_SIZE, 8,
- GLX_GREEN_SIZE, 8,
- GLX_BLUE_SIZE, 8,
- GLX_ALPHA_SIZE, 8,
- GLX_DOUBLEBUFFER,
- GLX_DEPTH_SIZE, 24,
- GLX_STENCIL_SIZE, 8,
- GLX_X_VISUAL_TYPE, GLX_DIRECT_COLOR,
- None
- };
-
- /* Window and context setup. */
- XVisualInfo *visual_info = my_glXChooseVisual(dpy, 0, visual_attr);
- GLXContext ctx = my_glXCreateContext(dpy, visual_info, NULL, True);
- my_glXMakeCurrent(dpy, window, ctx);
-
- my_glViewport(0, 0, width, height);
-
- set_2d_projection (width, height);
-
-/* Simply count through some colors, frame by frame. */
-#define RGB(frame) (((frame+1)/4) % 2), (((frame+1)/2) % 2), ((frame+1) % 2)
-
- int frame = 0;
- for (i = 0; i < 2; i++) {
- /* Frame: Draw a solid (magenta) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
-
- /* Frame: Draw a solid (yellow) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
-
- /* Frame: Draw a solid (cyan) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
- }
-
- /* Cleanup */
- my_glXDestroyContext (dpy, ctx);
-}
-
-static void
-handle_events(Display *dpy, Window window)
-{
- XEvent xev;
- int width = 0;
- int height = 0;
-
- XNextEvent (dpy, &xev);
-
- while (1) {
- XNextEvent (dpy, &xev);
- switch (xev.type) {
- case ConfigureNotify:
- width = xev.xconfigure.width;
- height = xev.xconfigure.height;
- break;
- case Expose:
- if (xev.xexpose.count == 0) {
- draw (dpy, window, width, height);
- return;
- }
- break;
- }
- }
-}
+#define HANDLE_EVENTS_GL_PREFIX my_
+#include "handle-events.c"
static void
resolve_symbols (void)
*
* 1. Using GLX to construct an OpenGL context
* 2. By using dlopen to dynamically load libGL.so
- * 3. By using dlsym to lookup OpenGL functions
+ * 3. By using glXGetProcAddress to lookup OpenGL functions
*/
#define GL_GLEXT_PROTOTYPES
Bool (*my_glXMakeCurrent) (Display *, GLXDrawable, GLXContext);
void (*my_glXSwapBuffers) (Display *, GLXDrawable);
-static void
-set_2d_projection (int width, int height)
-{
- my_glMatrixMode (GL_PROJECTION);
- my_glLoadIdentity ();
- my_glOrtho (0, width, height, 0, 0, 1);
- my_glMatrixMode (GL_MODELVIEW);
-}
-
-static void
-paint_rgb_using_clear (double r, double g, double b)
-{
- my_glClearColor(r, g, b, 1.0);
- my_glClear(GL_COLOR_BUFFER_BIT);
-}
-
-static void
-draw (Display *dpy, Window window, int width, int height)
-{
- int i;
- int visual_attr[] = {
- GLX_RGBA,
- GLX_RED_SIZE, 8,
- GLX_GREEN_SIZE, 8,
- GLX_BLUE_SIZE, 8,
- GLX_ALPHA_SIZE, 8,
- GLX_DOUBLEBUFFER,
- GLX_DEPTH_SIZE, 24,
- GLX_STENCIL_SIZE, 8,
- GLX_X_VISUAL_TYPE, GLX_DIRECT_COLOR,
- None
- };
-
- /* Window and context setup. */
- XVisualInfo *visual_info = my_glXChooseVisual(dpy, 0, visual_attr);
- GLXContext ctx = my_glXCreateContext(dpy, visual_info, NULL, True);
- my_glXMakeCurrent(dpy, window, ctx);
-
- my_glViewport(0, 0, width, height);
-
- set_2d_projection (width, height);
-
-/* Simply count through some colors, frame by frame. */
-#define RGB(frame) (((frame+1)/4) % 2), (((frame+1)/2) % 2), ((frame+1) % 2)
-
- int frame = 0;
- for (i = 0; i < 2; i++) {
- /* Frame: Draw a solid (magenta) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
-
- /* Frame: Draw a solid (yellow) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
-
- /* Frame: Draw a solid (cyan) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
- }
-
- /* Cleanup */
- my_glXDestroyContext (dpy, ctx);
-}
-
-static void
-handle_events(Display *dpy, Window window)
-{
- XEvent xev;
- int width = 0;
- int height = 0;
-
- XNextEvent (dpy, &xev);
-
- while (1) {
- XNextEvent (dpy, &xev);
- switch (xev.type) {
- case ConfigureNotify:
- width = xev.xconfigure.width;
- height = xev.xconfigure.height;
- break;
- case Expose:
- if (xev.xexpose.count == 0) {
- draw (dpy, window, width, height);
- return;
- }
- break;
- }
- }
-}
+#define HANDLE_EVENTS_GL_PREFIX my_
+#include "handle-events.c"
static void
resolve_symbols (void)
*
* 1. Using GLX to construct an OpenGL context
* 2. By using dlopen to dynamically load libGL.so
- * 3. By using dlsym to lookup OpenGL functions
+ * 3. By using glXGetProcAddressARB to lookup OpenGL functions
*/
#define GL_GLEXT_PROTOTYPES
Bool (*my_glXMakeCurrent) (Display *, GLXDrawable, GLXContext);
void (*my_glXSwapBuffers) (Display *, GLXDrawable);
-static void
-set_2d_projection (int width, int height)
-{
- my_glMatrixMode (GL_PROJECTION);
- my_glLoadIdentity ();
- my_glOrtho (0, width, height, 0, 0, 1);
- my_glMatrixMode (GL_MODELVIEW);
-}
-
-static void
-paint_rgb_using_clear (double r, double g, double b)
-{
- my_glClearColor(r, g, b, 1.0);
- my_glClear(GL_COLOR_BUFFER_BIT);
-}
-
-static void
-draw (Display *dpy, Window window, int width, int height)
-{
- int i;
- int visual_attr[] = {
- GLX_RGBA,
- GLX_RED_SIZE, 8,
- GLX_GREEN_SIZE, 8,
- GLX_BLUE_SIZE, 8,
- GLX_ALPHA_SIZE, 8,
- GLX_DOUBLEBUFFER,
- GLX_DEPTH_SIZE, 24,
- GLX_STENCIL_SIZE, 8,
- GLX_X_VISUAL_TYPE, GLX_DIRECT_COLOR,
- None
- };
-
- /* Window and context setup. */
- XVisualInfo *visual_info = my_glXChooseVisual(dpy, 0, visual_attr);
- GLXContext ctx = my_glXCreateContext(dpy, visual_info, NULL, True);
- my_glXMakeCurrent(dpy, window, ctx);
-
- my_glViewport(0, 0, width, height);
-
- set_2d_projection (width, height);
-
-/* Simply count through some colors, frame by frame. */
-#define RGB(frame) (((frame+1)/4) % 2), (((frame+1)/2) % 2), ((frame+1) % 2)
-
- int frame = 0;
- for (i = 0; i < 2; i++) {
- /* Frame: Draw a solid (magenta) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
-
- /* Frame: Draw a solid (yellow) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
-
- /* Frame: Draw a solid (cyan) frame */
- paint_rgb_using_clear (RGB(frame));
- my_glXSwapBuffers (dpy, window);
- frame++;
- }
-
- /* Cleanup */
- my_glXDestroyContext (dpy, ctx);
-}
-
-static void
-handle_events(Display *dpy, Window window)
-{
- XEvent xev;
- int width = 0;
- int height = 0;
-
- XNextEvent (dpy, &xev);
-
- while (1) {
- XNextEvent (dpy, &xev);
- switch (xev.type) {
- case ConfigureNotify:
- width = xev.xconfigure.width;
- height = xev.xconfigure.height;
- break;
- case Expose:
- if (xev.xexpose.count == 0) {
- draw (dpy, window, width, height);
- return;
- }
- break;
- }
- }
-}
+#define HANDLE_EVENTS_GL_PREFIX my_
+#include "handle-events.c"
static void
resolve_symbols (void)
#include "util.h"
-static void
-set_2d_projection (int width, int height)
-{
- glMatrixMode (GL_PROJECTION);
- glLoadIdentity ();
- glOrtho (0, width, height, 0, 0, 1);
- glMatrixMode (GL_MODELVIEW);
-}
-
-static void
-paint_rgb_using_clear (double r, double g, double b)
-{
- glClearColor(r, g, b, 1.0);
- glClear(GL_COLOR_BUFFER_BIT);
-}
-
-static void
-draw (Display *dpy, Window window, int width, int height)
-{
- int i;
- int visual_attr[] = {
- GLX_RGBA,
- GLX_RED_SIZE, 8,
- GLX_GREEN_SIZE, 8,
- GLX_BLUE_SIZE, 8,
- GLX_ALPHA_SIZE, 8,
- GLX_DOUBLEBUFFER,
- GLX_DEPTH_SIZE, 24,
- GLX_STENCIL_SIZE, 8,
- GLX_X_VISUAL_TYPE, GLX_DIRECT_COLOR,
- None
- };
-
- /* Window and context setup. */
- XVisualInfo *visual_info = glXChooseVisual(dpy, 0, visual_attr);
- GLXContext ctx = glXCreateContext(dpy, visual_info, NULL, True);
- glXMakeCurrent(dpy, window, ctx);
-
- glViewport(0, 0, width, height);
-
- set_2d_projection (width, height);
-
-/* Simply count through some colors, frame by frame. */
-#define RGB(frame) (((frame+1)/4) % 2), (((frame+1)/2) % 2), ((frame+1) % 2)
-
- int frame = 0;
- for (i = 0; i < 2; i++) {
- /* Frame: Draw a solid (magenta) frame */
- paint_rgb_using_clear (RGB(frame));
- glXSwapBuffers (dpy, window);
- frame++;
-
- /* Frame: Draw a solid (yellow) frame */
- paint_rgb_using_clear (RGB(frame));
- glXSwapBuffers (dpy, window);
- frame++;
-
- /* Frame: Draw a solid (cyan) frame */
- paint_rgb_using_clear (RGB(frame));
- glXSwapBuffers (dpy, window);
- frame++;
- }
-
- /* Cleanup */
- glXDestroyContext (dpy, ctx);
-}
-
-static void
-handle_events(Display *dpy, Window window)
-{
- XEvent xev;
- int width = 0;
- int height = 0;
-
- XNextEvent (dpy, &xev);
-
- while (1) {
- XNextEvent (dpy, &xev);
- switch (xev.type) {
- case ConfigureNotify:
- width = xev.xconfigure.width;
- height = xev.xconfigure.height;
- break;
- case Expose:
- if (xev.xexpose.count == 0) {
- draw (dpy, window, width, height);
- return;
- }
- break;
- }
- }
-}
+#define HANDLE_EVENTS_GL_PREFIX
+#include "handle-events.c"
int
main (void)
--- /dev/null
+/* Copyright © 2013, Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/* This is C code intended to be included (yes, included) by test
+ * programs in the fips test suite.
+ *
+ * It defines a function:
+ *
+ * static void
+ * handle_events(Display *dpy, Window window);
+ *
+ * which handles X events, responding by drawing a few frames using
+ * OpenGL.
+ *
+ * Before including this file, the test program must define a macro
+ * HANDLE_EVENTS_GL_PREFIX to some prefix. This macro can be empty (to
+ * directly call functions in an OpenGL-library directly linked) or
+ * can be some custom prefix to call through symbols defined in the
+ * test program.
+ */
+
+#ifndef HANDLE_EVENTS_GL_PREFIX
+#error Code including handle-events.c must define HANDLE_EVENTS_GL_PREFIX
+#endif
+
+#define concat_(a,b) a ## b
+#define concat(a,b) concat_(a,b)
+#define _(func) concat(HANDLE_EVENTS_GL_PREFIX, func)
+
+static void
+set_2d_projection (int width, int height)
+{
+ _(glMatrixMode) (GL_PROJECTION);
+ _(glLoadIdentity) ();
+ _(glOrtho) (0, width, height, 0, 0, 1);
+ _(glMatrixMode) (GL_MODELVIEW);
+}
+
+static void
+paint_rgb_using_clear (double r, double g, double b)
+{
+ _(glClearColor) (r, g, b, 1.0);
+ _(glClear) (GL_COLOR_BUFFER_BIT);
+}
+
+static void
+draw (Display *dpy, Window window, int width, int height)
+{
+ int i;
+ int visual_attr[] = {
+ GLX_RGBA,
+ GLX_RED_SIZE, 8,
+ GLX_GREEN_SIZE, 8,
+ GLX_BLUE_SIZE, 8,
+ GLX_ALPHA_SIZE, 8,
+ GLX_DOUBLEBUFFER,
+ GLX_DEPTH_SIZE, 24,
+ GLX_STENCIL_SIZE, 8,
+ GLX_X_VISUAL_TYPE, GLX_DIRECT_COLOR,
+ None
+ };
+
+ /* Window and context setup. */
+ XVisualInfo *visual_info = _(glXChooseVisual) (dpy, 0, visual_attr);
+ GLXContext ctx = _(glXCreateContext) (dpy, visual_info, NULL, True);
+ _(glXMakeCurrent) (dpy, window, ctx);
+
+ _(glViewport) (0, 0, width, height);
+
+ set_2d_projection (width, height);
+
+/* Simply count through some colors, frame by frame. */
+#define RGB(frame) (((frame+1)/4) % 2), (((frame+1)/2) % 2), ((frame+1) % 2)
+
+ int frame = 0;
+ for (i = 0; i < 2; i++) {
+ /* Frame: Draw a solid (magenta) frame */
+ paint_rgb_using_clear (RGB(frame));
+ _(glXSwapBuffers) (dpy, window);
+ frame++;
+
+ /* Frame: Draw a solid (yellow) frame */
+ paint_rgb_using_clear (RGB(frame));
+ _(glXSwapBuffers) (dpy, window);
+ frame++;
+
+ /* Frame: Draw a solid (cyan) frame */
+ paint_rgb_using_clear (RGB(frame));
+ _(glXSwapBuffers) (dpy, window);
+ frame++;
+ }
+
+ /* Cleanup */
+ _(glXDestroyContext) (dpy, ctx);
+}
+
+static void
+handle_events(Display *dpy, Window window)
+{
+ XEvent xev;
+ int width = 0;
+ int height = 0;
+
+ XNextEvent (dpy, &xev);
+
+ while (1) {
+ XNextEvent (dpy, &xev);
+ switch (xev.type) {
+ case ConfigureNotify:
+ width = xev.xconfigure.width;
+ height = xev.xconfigure.height;
+ break;
+ case Expose:
+ if (xev.xexpose.count == 0) {
+ draw (dpy, window, width, height);
+ return;
+ }
+ break;
+ }
+ }
+}
projects / fips / commitdiff