|
|
@ -14,10 +14,15 @@ |
|
|
|
********************************************************************************************/ |
|
|
|
|
|
|
|
#include "raylib.h" |
|
|
|
|
|
|
|
#include "rlgl.h" // Required for: Vertex definition |
|
|
|
#include "raymath.h" |
|
|
|
|
|
|
|
#define MAX_POINTS 11 // 10 points and back to the start |
|
|
|
|
|
|
|
// Draw textured polygon, defined by vertex and texture coordinates |
|
|
|
void DrawTexturePoly(Texture2D texture, Vector2 center, Vector2 *points, Vector2 *texcoords, int pointCount, Color tint); |
|
|
|
|
|
|
|
//------------------------------------------------------------------------------------ |
|
|
|
// Program main entry point |
|
|
|
//------------------------------------------------------------------------------------ |
|
|
@ -102,3 +107,34 @@ int main(void) |
|
|
|
|
|
|
|
return 0; |
|
|
|
} |
|
|
|
|
|
|
|
// Draw textured polygon, defined by vertex and texture coordinates |
|
|
|
// NOTE: Polygon center must have straight line path to all points |
|
|
|
// without crossing perimeter, points must be in anticlockwise order |
|
|
|
void DrawTexturePoly(Texture2D texture, Vector2 center, Vector2 *points, Vector2 *texcoords, int pointCount, Color tint) |
|
|
|
{ |
|
|
|
rlSetTexture(texture.id); |
|
|
|
|
|
|
|
// Texturing is only supported on RL_QUADS |
|
|
|
rlBegin(RL_QUADS); |
|
|
|
|
|
|
|
rlColor4ub(tint.r, tint.g, tint.b, tint.a); |
|
|
|
|
|
|
|
for (int i = 0; i < pointCount - 1; i++) |
|
|
|
{ |
|
|
|
rlTexCoord2f(0.5f, 0.5f); |
|
|
|
rlVertex2f(center.x, center.y); |
|
|
|
|
|
|
|
rlTexCoord2f(texcoords[i].x, texcoords[i].y); |
|
|
|
rlVertex2f(points[i].x + center.x, points[i].y + center.y); |
|
|
|
|
|
|
|
rlTexCoord2f(texcoords[i + 1].x, texcoords[i + 1].y); |
|
|
|
rlVertex2f(points[i + 1].x + center.x, points[i + 1].y + center.y); |
|
|
|
|
|
|
|
rlTexCoord2f(texcoords[i + 1].x, texcoords[i + 1].y); |
|
|
|
rlVertex2f(points[i + 1].x + center.x, points[i + 1].y + center.y); |
|
|
|
} |
|
|
|
rlEnd(); |
|
|
|
|
|
|
|
rlSetTexture(0); |
|
|
|
} |