mirror of
https://github.com/TombEngine/TombEngine.git
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133 lines
No EOL
2.7 KiB
C++
133 lines
No EOL
2.7 KiB
C++
#include "camera.h"
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#include <d3d9.h>
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#include <d3dx9.h>
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#include <stdio.h>
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#include "draw.h"
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extern int KeyTriggerActive;
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void ActivateCamera()
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{
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KeyTriggerActive = 2;
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}
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void LookAt(int posX, int posY, int posZ, int targetX, int targetY, int targetZ, short roll)
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{
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Vector3 position = Vector3(posX, posY, posZ);
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Vector3 target = Vector3(targetX, targetY, targetZ);
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Vector3 up = Vector3(0.0f, -1.0f, 0.0f);
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float fov = TR_ANGLE_TO_RAD(CurrentFOV / 1.333333f);
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float r = TR_ANGLE_TO_RAD(roll);
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// This should not be needed but it seems to solve our issues
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if (posX == targetX && posY == targetY && posZ == targetZ)
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return;
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// Maybe we should add this code, let's test before
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/*short angles[2];
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phd_GetVectorAngles(targetX - posX, targetY - posY, targetZ - posZ, angles);
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v13 = HIWORD(targetZ);
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v15 = roll;
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v14 = targetZ;
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v10 = posX;
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v11 = posY;
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v12 = posZ;
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roll = (v10 - targetX) * (v10 - targetX) + (v12 - v7) * (v12 - v7);
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CamRotX = j_mGetAngle(0, 0, sqrt(roll), posY - targetY) >> 4;
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v8 = j_mGetAngle(posZ, posX, v7, targetX);
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CamRotZ = 0;
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CamRotY = v8 >> 4;
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CameraPosX = posX;
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CameraPosY = posY;
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Camera.pos.x = posX;
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Camera.pos.y = posY;
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Camera.pos.z = posZ;
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Camera.*/
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g_Renderer->UpdateCameraMatrices(posX, posY, posZ, targetX, targetY, targetZ, r, fov);
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}
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void AlterFOV(int value)
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{
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if (SIN(value / 2) == 0)
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return; /* @FIXME Integer division by zero */
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CurrentFOV = value;
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PhdPerspective = PhdWidth / 2 * COS(CurrentFOV / 2) / SIN(CurrentFOV / 2);
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}
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int mgLOS(GAME_VECTOR* start, GAME_VECTOR* target, int push)
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{
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int x, y, z, dx, dy, dz, i, h, c;
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short room, room2;
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FLOOR_INFO* floor;
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int flag, result;
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x = start->x;
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y = start->y;
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z = start->z;
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room = start->roomNumber;
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dx = target->x - x >> 3;
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dy = target->y - y >> 3;
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dz = target->z - z >> 3;
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flag = 0;
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result = 0;
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for (i = 0; i < 8; ++i)
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{
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room2 = room;
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floor = GetFloor(x, y, z, &room);
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h = GetFloorHeight(floor, x, y, z);
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c = GetCeiling(floor, x, y, z);
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if (h != NO_HEIGHT && c != NO_HEIGHT && c < h)
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{
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if (y > h)
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{
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if (y - h >= push)
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{
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flag = 1;
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break;
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}
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y = h;
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}
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if (y < c) {
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if (c - y >= push)
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{
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flag = 1;
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break;
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}
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y = c;
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}
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result = 1;
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}
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else if (result)
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{
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flag = 1;
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break;
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}
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x += dx;
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y += dy;
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z += dz;
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}
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if (i)
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{
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x -= dx;
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y -= dy;
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z -= dz;
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}
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GetFloor(x, y, z, &room2);
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target->x = x;
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target->y = y;
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target->z = z;
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target->roomNumber = room2;
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return flag == 0;
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}
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void Inject_Camera()
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{
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INJECT(0x0048EDC0, AlterFOV);
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INJECT(0x0048F760, LookAt);
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INJECT(0x0040FA70, mgLOS);
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} |