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better example

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git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@64 b9cfdab3-6d41-4d17-bbe4-086880011989
This commit is contained in:
NishiOwO
2025-09-29 08:30:05 +00:00
parent 259ff95f29
commit 43702c32db
1 changed files with 18 additions and 5 deletions
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23
examples/opengl.c
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@@ -4,9 +4,10 @@
#include <GL/gl.h> #include <GL/gl.h>
MwWidget window, opengl; MwWidget window, opengl, button;
int ow, oh; int ow, oh;
double deg = 0; double deg = 0;
double dir = 1;
void resize(MwWidget handle, void* user_data, void* call_data) { void resize(MwWidget handle, void* user_data, void* call_data) {
unsigned int w, h; unsigned int w, h;
@@ -19,7 +20,7 @@ void resize(MwWidget handle, void* user_data, void* call_data) {
MwVaApply(opengl, MwVaApply(opengl,
MwNwidth, (ow = w - 100), MwNwidth, (ow = w - 100),
MwNheight, (oh = h - 100), MwNheight, (oh = h - 150),
NULL); NULL);
} }
@@ -54,17 +55,29 @@ void tick(MwWidget handle, void* user_data, void* call_data) {
MwOpenGLSwapBuffer(opengl); MwOpenGLSwapBuffer(opengl);
deg += 120.0 / (1000.0 / MwWaitMS); deg += 120.0 / (1000.0 / MwWaitMS) * dir;
}
void activate(MwWidget handle, void* user_data, void* call_data) {
(void)handle;
(void)user_data;
(void)call_data;
dir = dir == 1 ? -1 : 1;
} }
int main() { int main() {
window = MwVaCreateWidget(MwWindowClass, "main", NULL, 0, 0, 400, 400, window = MwVaCreateWidget(MwWindowClass, "main", NULL, 0, 0, 400, 450,
MwNtitle, "hello world", MwNtitle, "hello world",
NULL); NULL);
opengl = MwCreateWidget(MwOpenGLClass, "opengl", window, 50, 50, (ow = 300), (oh = 300)); opengl = MwCreateWidget(MwOpenGLClass, "opengl", window, 50, 50, (ow = 300), (oh = 250));
button = MwVaCreateWidget(MwButtonClass, "button", window, 50, 350, 300, 50,
MwNtext, "Reverse",
NULL);
MwAddUserHandler(window, MwNresizeHandler, resize, NULL); MwAddUserHandler(window, MwNresizeHandler, resize, NULL);
MwAddUserHandler(window, MwNtickHandler, tick, NULL); MwAddUserHandler(window, MwNtickHandler, tick, NULL);
MwAddUserHandler(button, MwNactivateHandler, activate, NULL);
MwLoop(window); MwLoop(window);
} }