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fix offset

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This commit is contained in:
David Rose 2009-02-18 23:58:16 +00:00
parent 221862b432
commit efaac8f365
1 changed files with 5 additions and 5 deletions
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10
panda/src/gobj/texturePeeker.cxx
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@ -160,8 +160,8 @@ TexturePeeker(Texture *tex) {
////////////////////////////////////////////////////////////////////
void TexturePeeker::
lookup(Colorf &color, float u, float v) const {
int x = int((u - cfloor(u)) * (float)_x_size + 0.5f) % _x_size;
int y = int((v - cfloor(v)) * (float)_y_size + 0.5f) % _y_size;
int x = int((u - cfloor(u)) * (float)_x_size) % _x_size;
int y = int((v - cfloor(v)) * (float)_y_size) % _y_size;
nassertv(x >= 0 && x < _x_size && y >= 0 && y < _y_size);
const unsigned char *p = _image.p() + (y * _x_size + x) * _pixel_width;
@ -183,9 +183,9 @@ lookup(Colorf &color, float u, float v) const {
////////////////////////////////////////////////////////////////////
void TexturePeeker::
lookup(Colorf &color, float u, float v, float w) const {
int x = int((u - cfloor(u)) * (float)_x_size + 0.5f) % _x_size;
int y = int((v - cfloor(v)) * (float)_y_size + 0.5f) % _y_size;
int z = int((w - cfloor(w)) * (float)_z_size + 0.5f) % _z_size;
int x = int((u - cfloor(u)) * (float)_x_size) % _x_size;
int y = int((v - cfloor(v)) * (float)_y_size) % _y_size;
int z = int((w - cfloor(w)) * (float)_z_size) % _z_size;
nassertv(x >= 0 && x < _x_size && y >= 0 && y < _y_size &&
z >= 0 && z < _z_size);