diff options
Diffstat (limited to 'src/core/Radar.cpp')
| -rw-r--r-- | src/core/Radar.cpp | 271 |
1 files changed, 138 insertions, 133 deletions
diff --git a/src/core/Radar.cpp b/src/core/Radar.cpp index 07ddb5d8..bcc11c1b 100644 --- a/src/core/Radar.cpp +++ b/src/core/Radar.cpp @@ -17,7 +17,7 @@ #include "SpecialFX.h"
float &CRadar::m_radarRange = *(float*)0x8E281C;
-CBlip (&CRadar::ms_RadarTrace)[NUMRADARBLIPS] = *(CBlip(*)[NUMRADARBLIPS]) * (uintptr*)0x6ED5E0;
+sRadarTrace (&CRadar::ms_RadarTrace)[NUMRADARBLIPS] = *(sRadarTrace(*)[NUMRADARBLIPS]) * (uintptr*)0x6ED5E0;
CVector2D &vec2DRadarOrigin = *(CVector2D*)0x6299B8;
int32 gRadarTxdIds[64];// = (int*)0x6299C0;
@@ -87,6 +87,134 @@ int CRadar::TargetMarkerId = -1; float CRadar::cachedCos;
float CRadar::cachedSin;
+void ClipRadarTileCoords(int32 &x, int32 &y)
+{
+ if (x < 0)
+ x = 0;
+ if (x > RADAR_NUM_TILES-1)
+ x = RADAR_NUM_TILES-1;
+ if (y < 0)
+ y = 0;
+ if (y > RADAR_NUM_TILES-1)
+ y = RADAR_NUM_TILES-1;
+}
+
+void RequestMapSection(int32 x, int32 y)
+{
+ ClipRadarTileCoords(x, y);
+ CStreaming::RequestTxd(gRadarTxdIds[x + RADAR_NUM_TILES * y], STREAMFLAGS_DONT_REMOVE | STREAMFLAGS_DEPENDENCY);
+}
+
+void RemoveMapSection(int32 x, int32 y)
+{
+ if (x >= 0 && x <= 7 && y >= 0 && y <= 7)
+ CStreaming::RemoveTxd(gRadarTxdIds[x + RADAR_NUM_TILES * y]);
+}
+
+// Transform from section indices to world coordinates
+void GetTextureCorners(int32 x, int32 y, CVector2D *out)
+{
+ x = x - RADAR_NUM_TILES/2;
+ y = -(y - RADAR_NUM_TILES/2);
+
+ // bottom left
+ out[0].x = RADAR_TILE_SIZE * (x);
+ out[0].y = RADAR_TILE_SIZE * (y - 1);
+
+ // bottom right
+ out[1].x = RADAR_TILE_SIZE * (x + 1);
+ out[1].y = RADAR_TILE_SIZE * (y - 1);
+
+ // top right
+ out[2].x = RADAR_TILE_SIZE * (x + 1);
+ out[2].y = RADAR_TILE_SIZE * (y);
+
+ // top left
+ out[3].x = RADAR_TILE_SIZE * (x);
+ out[3].y = RADAR_TILE_SIZE * (y);
+}
+
+
+bool IsPointInsideRadar(const CVector2D &point)
+{
+ if (point.x < -1.0f || point.x > 1.0f) return false;
+ if (point.y < -1.0f || point.y > 1.0f) return false;
+ return true;
+}
+
+// clip line p1,p2 against (-1.0, 1.0) in x and y, set out to clipped point closest to p1
+int LineRadarBoxCollision(CVector2D &out, const CVector2D &p1, const CVector2D &p2)
+{
+ float d1, d2;
+ float t;
+ float x, y;
+ float shortest = 1.0f;
+ int edge = -1;
+
+ // clip against left edge, x = -1.0
+ d1 = -1.0f - p1.x;
+ d2 = -1.0f - p2.x;
+ if (d1 * d2 < 0.0f) {
+ // they are on opposite sides, get point of intersection
+ t = d1 / (d1 - d2);
+ y = (p2.y - p1.y)*t + p1.y;
+ if (y >= -1.0f && y <= 1.0f && t <= shortest) {
+ out.x = -1.0f;
+ out.y = y;
+ edge = 3;
+ shortest = t;
+ }
+ }
+
+ // clip against right edge, x = 1.0
+ d1 = p1.x - 1.0f;
+ d2 = p2.x - 1.0f;
+ if (d1 * d2 < 0.0f) {
+ // they are on opposite sides, get point of intersection
+ t = d1 / (d1 - d2);
+ y = (p2.y - p1.y)*t + p1.y;
+ if (y >= -1.0f && y <= 1.0f && t <= shortest) {
+ out.x = 1.0f;
+ out.y = y;
+ edge = 1;
+ shortest = t;
+ }
+ }
+
+ // clip against top edge, y = -1.0
+ d1 = -1.0f - p1.y;
+ d2 = -1.0f - p2.y;
+ if (d1 * d2 < 0.0f) {
+ // they are on opposite sides, get point of intersection
+ t = d1 / (d1 - d2);
+ x = (p2.x - p1.x)*t + p1.x;
+ if (x >= -1.0f && x <= 1.0f && t <= shortest) {
+ out.y = -1.0f;
+ out.x = x;
+ edge = 0;
+ shortest = t;
+ }
+ }
+
+ // clip against bottom edge, y = 1.0
+ d1 = p1.y - 1.0f;
+ d2 = p2.y - 1.0f;
+ if (d1 * d2 < 0.0f) {
+ // they are on opposite sides, get point of intersection
+ t = d1 / (d1 - d2);
+ x = (p2.x - p1.x)*t + p1.x;
+ if (x >= -1.0f && x <= 1.0f && t <= shortest) {
+ out.y = 1.0f;
+ out.x = x;
+ edge = 2;
+ shortest = t;
+ }
+ }
+
+ return edge;
+}
+
+
uint8 CRadar::CalculateBlipAlpha(float dist)
{
#ifdef MENU_MAP
@@ -892,7 +1020,7 @@ INITSAVEBUF CheckSaveHeader(buf, 'R', 'D', 'R', '\0', size - SAVE_HEADER_SIZE);
for (int i = 0; i < NUMRADARBLIPS; i++)
- ms_RadarTrace[i] = ReadSaveBuf<CBlip>(buf);
+ ms_RadarTrace[i] = ReadSaveBuf<sRadarTrace>(buf);
VALIDATESAVEBUF(size);
}
@@ -925,12 +1053,6 @@ CRadar::LoadTextures() CTxdStore::PopCurrentTxd();
}
-void RemoveMapSection(int32 x, int32 y)
-{
- if (x >= 0 && x <= 7 && y >= 0 && y <= 7)
- CStreaming::RemoveTxd(gRadarTxdIds[x + RADAR_NUM_TILES * y]);
-}
-
void CRadar::RemoveRadarSections()
{
for (int i = 0; i < 8; i++)
@@ -938,12 +1060,6 @@ void CRadar::RemoveRadarSections() RemoveMapSection(i, j);
}
-void CRadar::RequestMapSection(int32 x, int32 y)
-{
- ClipRadarTileCoords(x, y);
- CStreaming::RequestTxd(gRadarTxdIds[x + RADAR_NUM_TILES * y], STREAMFLAGS_DONT_REMOVE | STREAMFLAGS_DEPENDENCY);
-}
-
void CRadar::SaveAllRadarBlips(uint8 *buf, uint32 *size)
{
*size = SAVE_HEADER_SIZE + sizeof(ms_RadarTrace);
@@ -1242,121 +1358,6 @@ void CRadar::TransformRealWorldPointToRadarSpace(CVector2D &out, const CVector2D out.y = c * y - s * x;
}
-// Transform from section indices to world coordinates
-void CRadar::GetTextureCorners(int32 x, int32 y, CVector2D *out)
-{
- x = x - RADAR_NUM_TILES/2;
- y = -(y - RADAR_NUM_TILES/2);
-
- // bottom left
- out[0].x = RADAR_TILE_SIZE * (x);
- out[0].y = RADAR_TILE_SIZE * (y - 1);
-
- // bottom right
- out[1].x = RADAR_TILE_SIZE * (x + 1);
- out[1].y = RADAR_TILE_SIZE * (y - 1);
-
- // top right
- out[2].x = RADAR_TILE_SIZE * (x + 1);
- out[2].y = RADAR_TILE_SIZE * (y);
-
- // top left
- out[3].x = RADAR_TILE_SIZE * (x);
- out[3].y = RADAR_TILE_SIZE * (y);
-}
-
-void CRadar::ClipRadarTileCoords(int32 &x, int32 &y)
-{
- if (x < 0)
- x = 0;
- if (x > RADAR_NUM_TILES-1)
- x = RADAR_NUM_TILES-1;
- if (y < 0)
- y = 0;
- if (y > RADAR_NUM_TILES-1)
- y = RADAR_NUM_TILES-1;
-}
-
-
-bool CRadar::IsPointInsideRadar(const CVector2D &point)
-{
- if (point.x < -1.0f || point.x > 1.0f) return false;
- if (point.y < -1.0f || point.y > 1.0f) return false;
- return true;
-}
-
-// clip line p1,p2 against (-1.0, 1.0) in x and y, set out to clipped point closest to p1
-int CRadar::LineRadarBoxCollision(CVector2D &out, const CVector2D &p1, const CVector2D &p2)
-{
- float d1, d2;
- float t;
- float x, y;
- float shortest = 1.0f;
- int edge = -1;
-
- // clip against left edge, x = -1.0
- d1 = -1.0f - p1.x;
- d2 = -1.0f - p2.x;
- if (d1 * d2 < 0.0f) {
- // they are on opposite sides, get point of intersection
- t = d1 / (d1 - d2);
- y = (p2.y - p1.y)*t + p1.y;
- if (y >= -1.0f && y <= 1.0f && t <= shortest) {
- out.x = -1.0f;
- out.y = y;
- edge = 3;
- shortest = t;
- }
- }
-
- // clip against right edge, x = 1.0
- d1 = p1.x - 1.0f;
- d2 = p2.x - 1.0f;
- if (d1 * d2 < 0.0f) {
- // they are on opposite sides, get point of intersection
- t = d1 / (d1 - d2);
- y = (p2.y - p1.y)*t + p1.y;
- if (y >= -1.0f && y <= 1.0f && t <= shortest) {
- out.x = 1.0f;
- out.y = y;
- edge = 1;
- shortest = t;
- }
- }
-
- // clip against top edge, y = -1.0
- d1 = -1.0f - p1.y;
- d2 = -1.0f - p2.y;
- if (d1 * d2 < 0.0f) {
- // they are on opposite sides, get point of intersection
- t = d1 / (d1 - d2);
- x = (p2.x - p1.x)*t + p1.x;
- if (x >= -1.0f && x <= 1.0f && t <= shortest) {
- out.y = -1.0f;
- out.x = x;
- edge = 0;
- shortest = t;
- }
- }
-
- // clip against bottom edge, y = 1.0
- d1 = p1.y - 1.0f;
- d2 = p2.y - 1.0f;
- if (d1 * d2 < 0.0f) {
- // they are on opposite sides, get point of intersection
- t = d1 / (d1 - d2);
- x = (p2.x - p1.x)*t + p1.x;
- if (x >= -1.0f && x <= 1.0f && t <= shortest) {
- out.y = 1.0f;
- out.x = x;
- edge = 2;
- shortest = t;
- }
- }
-
- return edge;
-}
-
void
CRadar::CalculateCachedSinCos()
{
@@ -1488,8 +1489,14 @@ STARTPATCHES InjectHook(0x4A5C60, CRadar::SetRadarMarkerState, PATCH_JUMP);
InjectHook(0x4A5D10, CRadar::DrawRotatingRadarSprite, PATCH_JUMP);
InjectHook(0x4A5EF0, CRadar::DrawRadarSprite, PATCH_JUMP);
+ InjectHook(0x4A6020, ClipRadarTileCoords, PATCH_JUMP);
+ InjectHook(0x4A6060, RequestMapSection, PATCH_JUMP);
+ InjectHook(0x4A60A0, RemoveMapSection, PATCH_JUMP);
InjectHook(0x4A60E0, CRadar::RemoveRadarSections, PATCH_JUMP);
InjectHook(0x4A6100, (void (*)(int32, int32))&CRadar::StreamRadarSections, PATCH_JUMP);
+ InjectHook(0x4A6160, IsPointInsideRadar, PATCH_JUMP);
+ InjectHook(0x4A61C0, GetTextureCorners, PATCH_JUMP);
+ InjectHook(0x4A6250, LineRadarBoxCollision, PATCH_JUMP);
InjectHook(0x4A64A0, CRadar::ClipRadarPoly, PATCH_JUMP);
InjectHook(0x4A67E0, CRadar::DrawRadarSection, PATCH_JUMP);
InjectHook(0x4A69C0, CRadar::DrawRadarMask, PATCH_JUMP);
@@ -1497,8 +1504,6 @@ STARTPATCHES InjectHook(0x4A6C20, CRadar::DrawRadarMap, PATCH_JUMP);
InjectHook(0x4A6E30, CRadar::SaveAllRadarBlips, PATCH_JUMP);
InjectHook(0x4A6F30, CRadar::LoadAllRadarBlips, PATCH_JUMP);
-
- InjectHook(0x4A61C0, CRadar::GetTextureCorners, PATCH_JUMP);
- InjectHook(0x4A6160, CRadar::IsPointInsideRadar, PATCH_JUMP);
- InjectHook(0x4A6250, CRadar::LineRadarBoxCollision, PATCH_JUMP);
+ //InjectHook(0x4A7000, `global constructor keyed to'Radar.cpp, PATCH_JUMP);
+ //InjectHook(0x4A7260, sRadarTrace::sRadarTrace, PATCH_JUMP);
ENDPATCHES
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