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#include "koopatlas/camera.h"
#include "koopatlas/player.h"
dWorldCamera_c *dWorldCamera_c::instance = 0;
dWorldCamera_c *dWorldCamera_c::build() {
OSReport("Creating WorldCamera\n");
void *buffer = AllocFromGameHeap1(sizeof(dWorldCamera_c));
dWorldCamera_c *c = new(buffer) dWorldCamera_c;
OSReport("Created WorldCamera @ %p\n", c);
instance = c;
return c;
}
dWorldCamera_c::dWorldCamera_c() {
camera3d.camPos = (Vec){0.0, 10.0, 0.0};
camera3d.target = (Vec){0.0, 0.0, 0.0};
camera3d.camUp = (Vec){0.0, 1.0, 0.0};
camera2d.camPos = (Vec){0.0, 10.0, 0.0};
camera2d.target = (Vec){0.0, 0.0, 0.0};
camera2d.camUp = (Vec){0.0, 1.0, 0.0};
camPos = (Vec){0.0, 0.0, 1.0};
camUp = (Vec){0.0, 1.0, 0.0};
projection2d.near = 1.0;
projection2d.far = 20000.0;
currentX = 0;
currentY = 0;
zoomLevel = 1.5f;
}
int dWorldCamera_c::onCreate() {
// Bad Code
screen.projType = 0;
screen.some_flag_bit |= 1;
SSM *ssm = &ScreenSizesAndMultipliers[currentScreenSizeID];
screen.height = ssm->height;
screen.width = ssm->width;
screen.near = 1.0;
screen.far = 20000.0;
if (screen.isCentered != 1) {
screen.some_flag_bit |= 1;
screen.isCentered = 1;
}
doStuff(10000.0);
generateCameraMatrices();
updateCameras();
return true;
}
int dWorldCamera_c::onDelete() {
return true;
}
int dWorldCamera_c::onExecute() {
int nowPressed = Remocon_GetPressed(GetActiveRemocon());
bool change = false;
if (nowPressed & WPAD_LEFT) {
currentX -= 16;
change = true;
}
if (nowPressed & WPAD_RIGHT) {
currentX += 16;
change = true;
}
if (nowPressed & WPAD_UP) {
currentY += 16;
change = true;
}
if (nowPressed & WPAD_DOWN) {
currentY -= 16;
change = true;
}
if (nowPressed & WPAD_B) {
zoomLevel -= 0.02;
change = true;
}
if (nowPressed & WPAD_A) {
zoomLevel += 0.02;
change = true;
}
if (change) {
OSReport("%f, %f (%f)\n", currentX, currentY, zoomLevel);
}
calculateScreenGeometry();
doStuff(10000.0);
generateCameraMatrices();
updateCameras();
return true;
}
int dWorldCamera_c::onDraw() {
GXRenderModeObj *rmode = nw4r::g3d::G3DState::GetRenderModeObj();
nw4r::g3d::Camera cam(GetCameraByID(0));
nw4r::g3d::Camera cam2d(GetCameraByID(1));
if (rmode->field_rendering != 0) {
cam.SetViewportJitter(VIGetNextField());
cam2d.SetViewportJitter(VIGetNextField());
}
//cam2d.SetOrtho(rmode->efbHeight, 0.0f, 0.0f, rmode->fbWidth * (IsWideScreen() ? 1.3333334f : 1.0f), -100000.0f, 100000.0f);
return true;
}
void dWorldCamera_c::calculateScreenGeometry() {
zoomDivisor = 1.0 / zoomLevel;
screenWidth = GlobalScreenWidth / zoomDivisor;
screenHeight = GlobalScreenHeight / zoomDivisor;
screenLeft = currentX - (screenWidth * 0.5);
screenTop = currentY + (screenHeight * 0.5);
}
void dWorldCamera_c::doStuff(float something) {
camTarget = (Vec){
screenLeft + (screenWidth * 0.5),
(screenTop - screenHeight) + (screenHeight * 0.5),
0.0
};
camPos = (Vec){camTarget.x, camTarget.y, something};
}
void dWorldCamera_c::generateCameraMatrices() {
float orthoTop = screenHeight * 0.5;
float orthoLeft = -screenWidth * 0.5;
float orthoBottom = -orthoTop;
float orthoRight = -orthoLeft;
camera3d.camPos = camPos;
camera3d.target = camTarget;
camera3d.camUp = camUp;
camera3d.calculateMatrix();
screen.setOrtho(orthoTop, orthoBottom, orthoLeft, orthoRight, -100000.0f, 100000.0f);
VEC2 crap = GetSomeSizeRelatedBULLSHIT();
Vec calcedAboutRatio = CalculateSomethingAboutRatio(orthoTop, orthoBottom, orthoLeft, orthoRight);
screen._44 = CalculateSomethingElseAboutRatio();
screen.width = crap.x;
screen.some_flag_bit |= 1;
screen.height = crap.y;
screen.horizontalMultiplier = calcedAboutRatio.x;
screen.verticalMultiplier = calcedAboutRatio.y;
screen.unk3 = calcedAboutRatio.z;
camera2d.camPos = (Vec){0.0, 0.0, 0.0};
camera2d.target = (Vec){0.0, 0.0, -100.0};
camera2d.camUp = camUp;
camera2d.calculateMatrix();
GXRenderModeObj *rmode = nw4r::g3d::G3DState::GetRenderModeObj();
projection2d.setVolume(rmode->efbHeight, 0.0, 0.0, rmode->fbWidth * (IsWideScreen() ? 1.3333334f : 0));
}
void dWorldCamera_c::updateCameras() {
nw4r::g3d::Camera cam0(GetCameraByID(0));
camera3d.assignToNW4RCamera(cam0);
screen.loadIntoCamera(cam0);
nw4r::g3d::Camera cam1(GetCameraByID(1));
projection2d.setOrthoOntoCamera(cam1);
//camera2d.assignToNW4RCamera(cam1);
}
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