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progs/egl: Fix screen surface demos.

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Set the screen surface size to the mode size, as the spec requires the
screen surface size to be larger than the mode size.  Besides, bind the
API to OpenGL as they are written in it.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
This commit is contained in:
Chia-I Wu 2010-01-04 13:32:50 +08:00
parent c657c80180
commit 472a601966
5 changed files with 22 additions and 10 deletions
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1
progs/egl/demo1.c
View file

@ -114,6 +114,7 @@ main(int argc, char *argv[])
PrintConfigs(d, configs, numConfigs);
eglBindAPI(EGL_OPENGL_API);
ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
if (ctx == EGL_NO_CONTEXT) {
printf("failed to create context\n");

14
progs/egl/demo2.c
View file

@ -111,11 +111,7 @@ main(int argc, char *argv[])
EGL_HEIGHT, 500,
EGL_NONE
};
const EGLint screenAttribs[] = {
EGL_WIDTH, 1024,
EGL_HEIGHT, 768,
EGL_NONE
};
EGLint screenAttribs[32];
EGLModeMESA mode;
EGLScreenMESA screen;
EGLint count;
@ -149,6 +145,7 @@ main(int argc, char *argv[])
eglGetScreensMESA(d, &screen, 1, &count);
eglGetModesMESA(d, screen, &mode, 1, &count);
eglBindAPI(EGL_OPENGL_API);
ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
if (ctx == EGL_NO_CONTEXT) {
printf("failed to create context\n");
@ -169,6 +166,13 @@ main(int argc, char *argv[])
b = eglMakeCurrent(d, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
i = 0;
screenAttribs[i++] = EGL_WIDTH;
eglGetModeAttribMESA(d, mode, EGL_WIDTH, &screenAttribs[i++]);
screenAttribs[i++] = EGL_HEIGHT;
eglGetModeAttribMESA(d, mode, EGL_HEIGHT, &screenAttribs[i++]);
screenAttribs[i] = EGL_NONE;
screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs);
if (screen_surf == EGL_NO_SURFACE) {
printf("failed to create screen surface\n");

15
progs/egl/demo3.c
View file

@ -564,11 +564,8 @@ main(int argc, char *argv[])
EGLint numConfigs, count;
EGLBoolean b;
const GLubyte *bitmap;
const EGLint screenAttribs[] = {
EGL_WIDTH, 1024,
EGL_HEIGHT, 768,
EGL_NONE
};
EGLint screenAttribs[32];
EGLint i;
EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);
assert(d);
@ -590,12 +587,20 @@ main(int argc, char *argv[])
eglGetScreensMESA(d, &screen, 1, &count);
eglGetModesMESA(d, screen, &mode, 1, &count);
eglBindAPI(EGL_OPENGL_API);
ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
if (ctx == EGL_NO_CONTEXT) {
printf("failed to create context\n");
return 0;
}
i = 0;
screenAttribs[i++] = EGL_WIDTH;
eglGetModeAttribMESA(d, mode, EGL_WIDTH, &screenAttribs[i++]);
screenAttribs[i++] = EGL_HEIGHT;
eglGetModeAttribMESA(d, mode, EGL_HEIGHT, &screenAttribs[i++]);
screenAttribs[i] = EGL_NONE;
screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs);
if (screen_surf == EGL_NO_SURFACE) {
printf("failed to create screen surface\n");

1
progs/egl/eglgears.c
View file

@ -426,6 +426,7 @@ main(int argc, char *argv[])
}
printf("eglgears: Using screen mode/size %d: %d x %d\n", chosenMode, width, height);
eglBindAPI(EGL_OPENGL_API);
ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
if (ctx == EGL_NO_CONTEXT) {
printf("eglgears: failed to create context\n");

1
progs/egl/egltri.c
View file

@ -208,6 +208,7 @@ int main(int argc, char *argv[])
}
printf("egltri: Using screen mode/size %d: %d x %d\n", chosenMode, width, height);
eglBindAPI(EGL_OPENGL_API);
ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
if (ctx == EGL_NO_CONTEXT) {
printf("egltri: failed to create context\n");