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#include "SDL.h"
#include "SDL_opengl.h"
#include "glpong3d.h"
#include "paddle.h"
void
GLPong_PaddleDrawBack(const Paddle_t * paddle) {
glLoadIdentity();
glBindTexture(GL_TEXTURE_2D, paddle_texture);
glEnable(GL_TEXTURE_2D);
glColor3f(paddle->r, paddle->g, paddle->b);
glTranslatef(paddle->coord.x, paddle->coord.y, paddle->coord.z);
glBegin(GL_QUADS);
glTexCoord2f(0.832f, 1.0f); glVertex2f(paddle->w / 2, paddle->h / 2); /* Upper Right */
glTexCoord2f(0.168f, 1.0f); glVertex2f(-paddle->w / 2, paddle->h / 2); /* Upper Left */
glTexCoord2f(0.168f, 0.0f); glVertex2f(-paddle->w / 2, -paddle->h / 2); /* Lower Left */
glTexCoord2f(0.832f, 0.0f); glVertex2f(paddle->w / 2, -paddle->h / 2); /* Lower Right */
glEnd();
glDisable(GL_TEXTURE_2D);
#ifdef DEBUG
glLoadIdentity();
glColor3f(1.0f, 0.0f, 0.0f);
glTranslatef(paddle->coord.x, paddle->coord.y, paddle->coord.z);
glBegin(GL_POINTS);
glVertex3f(0.0f, 0.0f, 0.0f);
glEnd();
#endif
}
void
GLPong_PaddleDrawFront(const Paddle_t * paddle) {
glLoadIdentity();
glBindTexture(GL_TEXTURE_2D, paddle_texture);
glEnable(GL_TEXTURE_2D);
glColor3f(paddle->r, paddle->g, paddle->b);
glTranslatef(paddle->coord.x + (paddle->w / 2), paddle->coord.y + (paddle->h / 2), paddle->coord.z); /* XXX: why does this line differ from above? */
glBegin(GL_QUADS);
glTexCoord2f(0.168f, 1.0f); glVertex2f(paddle->w / 2, paddle->h / 2); /* Upper Right */
glTexCoord2f(0.832f, 1.0f); glVertex2f(-paddle->w / 2, paddle->h / 2); /* Upper Left */
glTexCoord2f(0.832f, 0.0f); glVertex2f(-paddle->w / 2, -paddle->h / 2); /* Lower Left */
glTexCoord2f(0.168f, 0.0f); glVertex2f(paddle->w / 2, -paddle->h / 2); /* Lower Right */
glEnd();
glDisable(GL_TEXTURE_2D);
#ifdef DEBUG
/* Lower Left */
glLoadIdentity();
glColor3f(1.0f, 0.0f, 0.0f);
glTranslatef(paddle->coord.x, paddle->coord.y, paddle->coord.z);
glBegin(GL_POINTS);
glVertex3f(0.0f, 0.0f, 0.0f);
glEnd();
/* Lower Right */
glLoadIdentity();
glTranslatef(paddle->coord.x + paddle->w, paddle->coord.y, paddle->coord.z);
glBegin(GL_POINTS);
glVertex3f(0.0f, 0.0f, 0.0f);
glEnd();
/* Top Right */
glLoadIdentity();
glTranslatef(paddle->coord.x + paddle->w, paddle->coord.y + paddle->h, paddle->coord.z);
glBegin(GL_POINTS);
glVertex3f(0.0f, 0.0f, 0.0f);
glEnd();
/* Top Left */
glLoadIdentity();
glTranslatef(paddle->coord.x, paddle->coord.y + paddle->h, paddle->coord.z);
glBegin(GL_POINTS);
glVertex3f(0.0f, 0.0f, 0.0f);
glEnd();
#endif
}
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