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use float instead of double

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This commit is contained in:
Nishi 2026-01-11 23:10:13 +09:00
commit e81666e657
Signed by: nishi
GPG key ID: 27EF69B208EB9343
10 changed files with 114 additions and 115 deletions
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80
engine/src/client.c
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@ -41,90 +41,26 @@ void GBClientDestroy(GBClient client) {
static double r = 0;
static void scene(void) {
glColor3f(1, 1, 1);
int i;
double u = 1;
glPushMatrix();
glTranslatef(0, fabs(sin(r)), 1);
glBegin(GL_QUADS);
glNormal3f(0, -1, 0);
for(i = 0; i < 4; i++) {
glVertex3f(cos(90 * i / 180.0 * GBMathPi), u, sin(90 * i / 180.0 * GBMathPi));
}
glEnd();
for(i = 0; i < 4; i++) {
double n[3];
double v0[3];
double v1[3];
double v2[3];
v0[0] = 0;
v0[1] = 1 + u;
v0[2] = 0;
v1[0] = cos(90 * (i + 1) / 180.0 * GBMathPi);
v1[1] = u;
v1[2] = sin(90 * (i + 1) / 180.0 * GBMathPi);
v2[0] = cos(90 * i / 180.0 * GBMathPi);
v2[1] = u;
v2[2] = sin(90 * i / 180.0 * GBMathPi);
GBMathNormal3x3(n, v0, v1, v2);
glBegin(GL_TRIANGLES);
glNormal3f(n[0], n[1], n[2]);
glVertex3f(v0[0], v0[1], v0[2]);
glVertex3f(v1[0], v1[1], v1[2]);
glVertex3f(v2[0], v2[1], v2[2]);
glEnd();
}
glPopMatrix();
static void scene(GBClient client) {
}
void GBClientStep(GBClient client) {
GLfloat f[4];
int i;
for(i = 0; i < 4; i++) f[i] = client->light0[i];
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
GBGLPerspective(client->gl, client->engine->width, client->engine->height);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
GBGLSetCamera(client->gl);
glLightfv(GL_LIGHT0, GL_POSITION, f);
GBGLClear(client->gl);
GBGLCameraSetup(client->gl);
GBGLSetLight(client->gl);
if(GBGLShadowBeforeMapping(client->gl)) {
scene();
scene(client);
GBGLShadowAfterMapping(client->gl);
}
glDisable(GL_DEPTH_TEST);
glBegin(GL_QUADS);
glNormal3f(0, 1, 0);
glVertex3f(-10, -0, -10);
glVertex3f(-10, -0, 10);
glVertex3f(10, -0, 10);
glVertex3f(10, -0, -10);
glEnd();
glEnable(GL_DEPTH_TEST);
scene();
scene(client);
GBGLShadowEnd(client->gl);
client->engine->param->gl_swapbuffer();
client->light0[0] = cos(r) * 5;
client->light0[2] = sin(r) * 5;
client->camera[0] = cos(r) * 5;
client->camera[2] = sin(r) * 5;
r += 0.1;
}