68 lines
1.3 KiB
C++
68 lines
1.3 KiB
C++
#include <stdio.h>
|
|
#include <windows.h>
|
|
#include <gl\gl.h>
|
|
|
|
#include "skeltest.h"
|
|
#include "small1.h"
|
|
|
|
SmallTriangle::SmallTriangle()
|
|
{
|
|
td.swapbuffers = FALSE;
|
|
td.iDuration = 10000;
|
|
td.iX = 0;
|
|
td.iY = 0;
|
|
td.iW = 640;
|
|
td.iH = 480;
|
|
sprintf(td.acName, "Small Triangle (demo only)");
|
|
bd.cColorBits = 8;
|
|
bd.cDepthBits = 16;
|
|
|
|
bFlip = FALSE;
|
|
}
|
|
|
|
void SmallTriangle::INITFUNCTION()
|
|
{
|
|
if (h == 0)
|
|
h = 1;
|
|
td.iW = w;
|
|
td.iH = h;
|
|
glViewport(0,0,w,h);
|
|
glLoadIdentity();
|
|
glOrtho(0.0f, w, 0.0f, h, 1.0f, -1.0f);
|
|
}
|
|
|
|
void SmallTriangle::IDLEFUNCTION()
|
|
{
|
|
bFlip = !bFlip;
|
|
}
|
|
|
|
void SmallTriangle::RENDFUNCTION()
|
|
{
|
|
int xa,xb,ya,yb;
|
|
|
|
// glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
|
|
// glClear(GL_COLOR_BUFFER_BIT);
|
|
|
|
if (bFlip)
|
|
glColor3f(1.0f, 0.0f, 0.0f);
|
|
else
|
|
glColor3f(0.0f, 0.0f, 1.0f);
|
|
|
|
glBegin(GL_TRIANGLES);
|
|
for(ya = 0, yb = 10 ; yb <= td.iH ; ya += 10, yb += 10)
|
|
for(xa = 0, xb = 10 ; xb <= td.iW ; xa += 10, xb += 10) {
|
|
if (bFlip) {
|
|
glVertex2i(xa, ya);
|
|
glVertex2i(xa, yb);
|
|
glVertex2i(xb, yb);
|
|
} else {
|
|
glVertex2i(xa, ya);
|
|
glVertex2i(xb, yb);
|
|
glVertex2i(xb, ya);
|
|
}
|
|
}
|
|
glEnd();
|
|
|
|
glFlush();
|
|
}
|