You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
58 lines
1.4 KiB
58 lines
1.4 KiB
#include "ground.h"
|
|
|
|
void Ground::Draw()
|
|
{
|
|
glEnable(GL_LIGHTING);
|
|
glMaterialfv(GL_FRONT, GL_AMBIENT, mAmbientMaterial);
|
|
glMaterialfv(GL_FRONT, GL_DIFFUSE, mDiffuseMaterial);
|
|
glMaterialfv(GL_FRONT, GL_SPECULAR, mSpecularMaterial);
|
|
|
|
//由于地面没有贴图,所以这里要开启颜色追踪
|
|
glEnable(GL_COLOR_MATERIAL);
|
|
|
|
glEnable(GL_DEPTH_TEST);
|
|
glDisable(GL_TEXTURE_2D);
|
|
glBegin(GL_QUADS);
|
|
glNormal3f(0.0f, 1.0f, 0.0f);
|
|
|
|
for (int z = 0; z < 20; z++) {
|
|
float zStart = 100.0f - z * 10.0f;
|
|
for (int x = 0; x < 20; x++) {
|
|
float xStart = x * 10.0f - 100.0f;
|
|
if ((z % 2) ^ (x % 2)) {
|
|
glColor4ub(41, 41, 41, 255);
|
|
}
|
|
else {
|
|
glColor4ub(200, 200, 200, 255);
|
|
}
|
|
|
|
glVertex3f(xStart, -1.0f, zStart);
|
|
glVertex3f(xStart + 10.0f, -1.0f, zStart);
|
|
glVertex3f(xStart + 10.0f, -1.0f, zStart - 10.0f);
|
|
glVertex3f(xStart , -1.0f, zStart - 10.0f);
|
|
}
|
|
}
|
|
|
|
glEnd();
|
|
}
|
|
|
|
void Ground::SetAmbientMaterial(float r, float g, float b, float a) {
|
|
mAmbientMaterial[0] = r;
|
|
mAmbientMaterial[1] = g;
|
|
mAmbientMaterial[2] = b;
|
|
mAmbientMaterial[3] = a;
|
|
}
|
|
|
|
void Ground::SetDiffuseMaterial(float r, float g, float b, float a) {
|
|
mDiffuseMaterial[0] = r;
|
|
mDiffuseMaterial[1] = g;
|
|
mDiffuseMaterial[2] = b;
|
|
mDiffuseMaterial[3] = a;
|
|
}
|
|
|
|
void Ground::SetSpecularMaterial(float r, float g, float b, float a) {
|
|
mSpecularMaterial[0] = r;
|
|
mSpecularMaterial[1] = g;
|
|
mSpecularMaterial[2] = b;
|
|
mSpecularMaterial[3] = a;
|
|
}
|