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skeleton: tracked input state, analog pad api, camera manipulator, file paths

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EventHandler now keeps keys/mouse/pad state so apps don't have to;
sk::Camera is an orbit/dolly/pan manipulator over an rw::Camera;
GetFilePath mangles paths for cdrom0:/host:/host0: on ps2.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
This commit is contained in:
aap
2026-08-26 17:52:52 +02:00
parent c1a826b13b
commit da98dab4a5
5 changed files with 532 additions and 36 deletions
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skeleton/skeleton.cpp
+67 -8
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@@ -1,3 +1,5 @@
#include <string.h>
#include <rw.h>
#include "skeleton.h"
@@ -7,6 +9,21 @@ namespace sk {
Globals globals;
Args args;
bool32 keys[KEY_NUMKEYS];
MouseState mouse;
MouseState prevmouse;
PadState pad;
// the ps2 needs to mangle paths, see ps2.cpp
#ifndef RW_PS2
char*
GetFilePath(char *dst, const char *path)
{
strcpy(dst, path);
return dst;
}
#endif
bool
InitRW(void)
@@ -64,11 +81,11 @@ TerminateRW(void)
rw::Engine::term();
}
Camera*
rw::Camera*
CameraCreate(int32 width, int32 height, bool32 z)
{
Camera *cam;
cam = Camera::create();
rw::Camera *cam;
cam = rw::Camera::create();
cam->setFrame(Frame::create());
cam->frameBuffer = Raster::create(width, height, 0, Raster::CAMERA);
cam->zBuffer = Raster::create(width, height, 0, Raster::ZBUFFER);
@@ -95,7 +112,7 @@ CameraDestroy(rw::Camera *cam)
}
void
CameraSize(Camera *cam, Rect *r, float viewWindow, float aspectRatio)
CameraSize(rw::Camera *cam, Rect *r, float viewWindow, float aspectRatio)
{
if(cam->frameBuffer){
cam->frameBuffer->destroy();
@@ -123,7 +140,7 @@ CameraSize(Camera *cam, Rect *r, float viewWindow, float aspectRatio)
}
void
CameraMove(Camera *cam, V3d *delta)
CameraMove(rw::Camera *cam, V3d *delta)
{
rw::V3d offset;
rw::V3d::transformVectors(&offset, delta, 1, &cam->getFrame()->matrix);
@@ -131,7 +148,7 @@ CameraMove(Camera *cam, V3d *delta)
}
void
CameraPan(Camera *cam, V3d *pos, float angle)
CameraPan(rw::Camera *cam, V3d *pos, float angle)
{
rw::Frame *frame = cam->getFrame();
rw::V3d trans = pos ? *pos : frame->matrix.pos;
@@ -142,7 +159,7 @@ CameraPan(Camera *cam, V3d *pos, float angle)
}
void
CameraTilt(Camera *cam, V3d *pos, float angle)
CameraTilt(rw::Camera *cam, V3d *pos, float angle)
{
rw::Frame *frame = cam->getFrame();
rw::V3d trans = pos ? *pos : frame->matrix.pos;
@@ -153,7 +170,7 @@ CameraTilt(Camera *cam, V3d *pos, float angle)
}
void
CameraRotate(Camera *cam, V3d *pos, float angle)
CameraRotate(rw::Camera *cam, V3d *pos, float angle)
{
rw::Frame *frame = cam->getFrame();
rw::V3d trans = pos ? *pos : frame->matrix.pos;
@@ -167,13 +184,55 @@ EventStatus
EventHandler(Event e, void *param)
{
EventStatus s;
int key;
MouseState *ms;
#ifndef RW_PS2
if (e == INITIALIZE) {
ImGui::CreateContext();
}
#endif
// keep input state so apps don't all have to do it themselves.
// the backends only fill the field an event actually carries.
switch(e){
case INITIALIZE:
CameraControlsInit();
break;
case KEYDOWN:
key = *(int*)param;
if(key >= 0 && key < KEY_NUMKEYS)
keys[key] = 1;
break;
case KEYUP:
key = *(int*)param;
if(key >= 0 && key < KEY_NUMKEYS)
keys[key] = 0;
break;
case MOUSEMOVE:
ms = (MouseState*)param;
mouse.posx = ms->posx;
mouse.posy = ms->posy;
break;
case MOUSEBTN:
ms = (MouseState*)param;
mouse.buttons = ms->buttons;
break;
case MOUSEWHEEL:
ms = (MouseState*)param;
mouse.wheelDelta += ms->wheelDelta;
break;
default:
break;
}
s = AppEventHandler(e, param);
if(e == IDLE){
// latch after the app has seen this frame's deltas
prevmouse = mouse;
mouse.wheelDelta = 0.0f;
}
if(e == QUIT){
globals.quit = 1;
return EVENTPROCESSED;