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Save 1 less digit for compressed origin from btTransform

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This commit is contained in:
Benau 2019-03-07 15:53:56 +08:00
parent ffca0c0d36
commit 4821b66520
1 changed files with 9 additions and 9 deletions
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18
src/utils/mini_glm.hpp
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@ -571,17 +571,17 @@ namespace MiniGLM
inline void compressbtTransform(btTransform& cur_t,
int* compressed_data = NULL)
{
int x = (int)(cur_t.getOrigin().x() * 1000.0f);
int y = (int)(cur_t.getOrigin().y() * 1000.0f);
int z = (int)(cur_t.getOrigin().z() * 1000.0f);
int x = (int)(cur_t.getOrigin().x() * 100.0f);
int y = (int)(cur_t.getOrigin().y() * 100.0f);
int z = (int)(cur_t.getOrigin().z() * 100.0f);
x = core::clamp(x, -8388608, 8388607);
y = core::clamp(y, -8388608, 8388607);
z = core::clamp(z, -8388608, 8388607);
uint32_t compressed_q = compressQuaternion(cur_t.getRotation());
cur_t.setOrigin(btVector3(
(float)x / 1000.0f,
(float)y / 1000.0f,
(float)z / 1000.0f));
(float)x / 100.0f,
(float)y / 100.0f,
(float)z / 100.0f));
cur_t.setRotation(decompressbtQuaternion(compressed_q));
if (compressed_data)
{
@ -596,9 +596,9 @@ namespace MiniGLM
{
btTransform trans;
trans.setOrigin(btVector3(
(float)compressed_data[0] / 1000.0f,
(float)compressed_data[1] / 1000.0f,
(float)compressed_data[2] / 1000.0f));
(float)compressed_data[0] / 100.0f,
(float)compressed_data[1] / 100.0f,
(float)compressed_data[2] / 100.0f));
trans.setRotation(decompressbtQuaternion(
(uint32_t)compressed_data[3]));
return trans;