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Cleanup.

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This commit is contained in:
Branimir Karadžić 2014-12-15 20:59:22 -08:00
parent 73a227cefd
commit b7cd5ae62d
3 changed files with 133 additions and 60 deletions
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172
examples/common/camera.cpp
View file

@ -15,7 +15,7 @@ int cmdMove(CmdContext* /*_context*/, void* /*_userData*/, int _argc, char const
{
if (0 == strcmp(_argv[1], "forward") )
{
cameraSetKeyState(CAMERA_KEY_UP, true);
cameraSetKeyState(CAMERA_KEY_FORWARD, true);
return 0;
}
else if (0 == strcmp(_argv[1], "left") )
@ -29,6 +29,16 @@ int cmdMove(CmdContext* /*_context*/, void* /*_userData*/, int _argc, char const
return 0;
}
else if (0 == strcmp(_argv[1], "backward") )
{
cameraSetKeyState(CAMERA_KEY_BACKWARD, true);
return 0;
}
else if (0 == strcmp(_argv[1], "up") )
{
cameraSetKeyState(CAMERA_KEY_UP, true);
return 0;
}
else if (0 == strcmp(_argv[1], "down") )
{
cameraSetKeyState(CAMERA_KEY_DOWN, true);
return 0;
@ -45,10 +55,16 @@ static void cmd(const void* _userData)
static const InputBinding s_camBindings[] =
{
{ entry::Key::KeyW, entry::Modifier::None, 0, cmd, "move forward" },
{ entry::Key::KeyA, entry::Modifier::None, 0, cmd, "move left" },
{ entry::Key::KeyS, entry::Modifier::None, 0, cmd, "move backward" },
{ entry::Key::KeyD, entry::Modifier::None, 0, cmd, "move right" },
{ entry::Key::KeyW, entry::Modifier::None, 0, cmd, "move forward" },
{ entry::Key::GamepadUp, entry::Modifier::None, 0, cmd, "move forward" },
{ entry::Key::KeyA, entry::Modifier::None, 0, cmd, "move left" },
{ entry::Key::GamepadLeft, entry::Modifier::None, 0, cmd, "move left" },
{ entry::Key::KeyS, entry::Modifier::None, 0, cmd, "move backward" },
{ entry::Key::GamepadDown, entry::Modifier::None, 0, cmd, "move backward" },
{ entry::Key::KeyD, entry::Modifier::None, 0, cmd, "move right" },
{ entry::Key::GamepadRight, entry::Modifier::None, 0, cmd, "move right" },
{ entry::Key::GamepadShoulderL, entry::Modifier::None, 0, cmd, "move down" },
{ entry::Key::GamepadShoulderR, entry::Modifier::None, 0, cmd, "move up" },
INPUT_BINDING_END
};
@ -64,7 +80,8 @@ struct Camera
Camera()
{
reset();
update(0.0f, 0, 0, false);
entry::MouseState mouseState;
update(0.0f, mouseState);
cmdAdd("move", cmdMove);
inputAddBindings("camBindings", s_camBindings);
@ -77,22 +94,23 @@ struct Camera
void reset()
{
m_mouseNow.m_mx = 0;
m_mouseNow.m_my = 0;
m_mouseNow.m_mx = 0;
m_mouseNow.m_my = 0;
m_mouseLast.m_mx = 0;
m_mouseLast.m_my = 0;
m_eye[0] = 0.0f;
m_eye[1] = 0.0f;
m_eye[0] = 0.0f;
m_eye[1] = 0.0f;
m_eye[2] = -35.0f;
m_at[0] = 0.0f;
m_at[1] = 0.0f;
m_at[2] = -1.0f;
m_up[0] = 0.0f;
m_up[1] = 1.0f;
m_up[2] = 0.0f;
m_at[0] = 0.0f;
m_at[1] = 0.0f;
m_at[2] = -1.0f;
m_up[0] = 0.0f;
m_up[1] = 1.0f;
m_up[2] = 0.0f;
m_horizontalAngle = 0.01f;
m_verticalAngle = 0.0f;
m_mouseSpeed = 0.0020f;
m_gamepadSpeed = 0.04f;
m_moveSpeed = 30.0f;
m_keys = 0;
m_mouseDown = false;
@ -104,20 +122,20 @@ struct Camera
m_keys |= _down ? _key : 0;
}
void update(float _deltaTime, uint32_t _mx, uint32_t _my, bool _move)
void update(float _deltaTime, const entry::MouseState& _mouseState)
{
if (!m_mouseDown)
{
m_mouseLast.m_mx = _mx;
m_mouseLast.m_my = _my;
m_mouseLast.m_mx = _mouseState.m_mx;
m_mouseLast.m_my = _mouseState.m_my;
}
m_mouseDown = _move;
m_mouseDown = !!_mouseState.m_buttons[entry::MouseButton::Right];
if (_move)
if (m_mouseDown)
{
m_mouseNow.m_mx = _mx;
m_mouseNow.m_my = _my;
m_mouseNow.m_mx = _mouseState.m_mx;
m_mouseNow.m_my = _mouseState.m_my;
}
if (m_mouseDown)
@ -132,6 +150,16 @@ struct Camera
m_mouseLast.m_my = m_mouseNow.m_my;
}
entry::GamepadHandle handle = { 0 };
m_horizontalAngle += m_gamepadSpeed * inputGetGamepadAxis(handle, entry::GamepadAxis::RightX)/32768.0f;
m_verticalAngle -= m_gamepadSpeed * inputGetGamepadAxis(handle, entry::GamepadAxis::RightY)/32768.0f;
const int32_t gpx = inputGetGamepadAxis(handle, entry::GamepadAxis::LeftX);
const int32_t gpy = inputGetGamepadAxis(handle, entry::GamepadAxis::LeftY);
m_keys |= gpx < -16834 ? CAMERA_KEY_LEFT : 0;
m_keys |= gpx > 16834 ? CAMERA_KEY_RIGHT : 0;
m_keys |= gpy < -16834 ? CAMERA_KEY_FORWARD : 0;
m_keys |= gpy > 16834 ? CAMERA_KEY_BACKWARD : 0;
float direction[3] =
{
cosf(m_verticalAngle) * sinf(m_horizontalAngle),
@ -146,50 +174,81 @@ struct Camera
cosf(m_horizontalAngle - bx::piHalf),
};
if (m_keys & CAMERA_KEY_UP)
float up[3];
bx::vec3Cross(up, right, direction);
if (m_keys & CAMERA_KEY_FORWARD)
{
// m_eye += direction * _deltaTime * m_moveSpeed
float tmpRhs[3];
float tmpPos[3];
memcpy(tmpPos, m_eye, sizeof(float)*3);
bx::vec3Mul(tmpRhs, direction, _deltaTime * m_moveSpeed);
bx::vec3Add(m_eye, tmpPos, tmpRhs);
setKeyState(CAMERA_KEY_UP, false);
float pos[3];
bx::vec3Move(pos, m_eye);
float tmp[3];
bx::vec3Mul(tmp, direction, _deltaTime * m_moveSpeed);
bx::vec3Add(m_eye, pos, tmp);
setKeyState(CAMERA_KEY_FORWARD, false);
}
if (m_keys & CAMERA_KEY_DOWN)
if (m_keys & CAMERA_KEY_BACKWARD)
{
// m_eye -= direction * _deltaTime * m_moveSpeed
float tmpRhs[3];
float tmpPos[3];
memcpy(tmpPos, m_eye, sizeof(float)*3);
bx::vec3Mul(tmpRhs, direction, _deltaTime * m_moveSpeed);
bx::vec3Sub(m_eye, tmpPos, tmpRhs);
setKeyState(CAMERA_KEY_DOWN, false);
float pos[3];
bx::vec3Move(pos, m_eye);
float tmp[3];
bx::vec3Mul(tmp, direction, _deltaTime * m_moveSpeed);
bx::vec3Sub(m_eye, pos, tmp);
setKeyState(CAMERA_KEY_BACKWARD, false);
}
if (m_keys & CAMERA_KEY_LEFT)
{
// m_eye += right * _deltaTime * m_moveSpeed
float tmpRhs[3];
float tmpPos[3];
memcpy(tmpPos, m_eye, sizeof(float)*3);
bx::vec3Mul(tmpRhs, right, _deltaTime * m_moveSpeed);
bx::vec3Add(m_eye, tmpPos, tmpRhs);
float pos[3];
bx::vec3Move(pos, m_eye);
float tmp[3];
bx::vec3Mul(tmp, right, _deltaTime * m_moveSpeed);
bx::vec3Add(m_eye, pos, tmp);
setKeyState(CAMERA_KEY_LEFT, false);
}
if (m_keys & CAMERA_KEY_RIGHT)
{
// m_eye -= right * _deltaTime * m_moveSpeed
float tmpRhs[3];
float tmpPos[3];
memcpy(tmpPos, m_eye, sizeof(float)*3);
bx::vec3Mul(tmpRhs, right, _deltaTime * m_moveSpeed);
bx::vec3Sub(m_eye, tmpPos, tmpRhs);
float pos[3];
bx::vec3Move(pos, m_eye);
float tmp[3];
bx::vec3Mul(tmp, right, _deltaTime * m_moveSpeed);
bx::vec3Sub(m_eye, pos, tmp);
setKeyState(CAMERA_KEY_RIGHT, false);
}
if (m_keys & CAMERA_KEY_UP)
{
float pos[3];
bx::vec3Move(pos, m_eye);
float tmp[3];
bx::vec3Mul(tmp, up, _deltaTime * m_moveSpeed);
bx::vec3Add(m_eye, pos, tmp);
setKeyState(CAMERA_KEY_UP, false);
}
if (m_keys & CAMERA_KEY_DOWN)
{
float pos[3];
bx::vec3Move(pos, m_eye);
float tmp[3];
bx::vec3Mul(tmp, up, _deltaTime * m_moveSpeed);
bx::vec3Sub(m_eye, pos, tmp);
setKeyState(CAMERA_KEY_DOWN, false);
}
bx::vec3Add(m_at, m_eye, direction);
bx::vec3Cross(m_up, right, direction);
}
@ -214,14 +273,19 @@ struct Camera
m_horizontalAngle = _horizontalAngle;
}
MouseCoords m_mouseNow, m_mouseLast;
MouseCoords m_mouseNow;
MouseCoords m_mouseLast;
float m_eye[3];
float m_at[3];
float m_up[3];
float m_horizontalAngle;
float m_verticalAngle;
float m_mouseSpeed;
float m_gamepadSpeed;
float m_moveSpeed;
uint8_t m_keys;
bool m_mouseDown;
};
@ -274,7 +338,7 @@ void cameraGetAt(float* _at)
memcpy(_at, s_camera->m_at, 3*sizeof(float));
}
void cameraUpdate(float _deltaTime, uint32_t _mx, uint32_t _my, bool _move)
void cameraUpdate(float _deltaTime, const entry::MouseState& _mouseState)
{
s_camera->update(_deltaTime, _mx, _my, _move);
s_camera->update(_deltaTime, _mouseState);
}

19
examples/common/camera.h
View file

@ -3,10 +3,17 @@
* License: http://www.opensource.org/licenses/BSD-2-Clause
*/
#define CAMERA_KEY_UP UINT8_C(0x1)
#define CAMERA_KEY_DOWN UINT8_C(0x2)
#define CAMERA_KEY_LEFT UINT8_C(0x4)
#define CAMERA_KEY_RIGHT UINT8_C(0x8)
#ifndef CAMERA_H_HEADER_GUARD
#define CAMERA_H_HEADER_GUARD
#include "entry/entry.h"
#define CAMERA_KEY_FORWARD UINT8_C(0x01)
#define CAMERA_KEY_BACKWARD UINT8_C(0x02)
#define CAMERA_KEY_LEFT UINT8_C(0x04)
#define CAMERA_KEY_RIGHT UINT8_C(0x08)
#define CAMERA_KEY_UP UINT8_C(0x10)
#define CAMERA_KEY_DOWN UINT8_C(0x20)
///
void cameraCreate();
@ -36,4 +43,6 @@ void cameraGetPosition(float* _pos);
void cameraGetAt(float* _at);
///
void cameraUpdate(float _deltaTime, uint32_t _mx, uint32_t _my, bool _move);
void cameraUpdate(float _deltaTime, const entry::MouseState& _mouseState);
#endif // CAMERA_H_HEADER_GUARD

2
makefile
View file

@ -82,7 +82,7 @@ linux-release64: .build/projects/gmake-linux
linux: linux-debug32 linux-release32 linux-debug64 linux-release64
.build/projects/gmake-mingw-gcc:
$(GENIE) --gcc=mingw-gcc gmake
$(GENIE) --with-tools --with-shared-lib --gcc=mingw-gcc gmake
mingw-gcc-debug32: .build/projects/gmake-mingw-gcc
make -R -C .build/projects/gmake-mingw-gcc config=debug32
mingw-gcc-release32: .build/projects/gmake-mingw-gcc