From 5739b4b024e80f7dff502bd7ac4d9b42082c56ae Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Tue, 14 Jan 2020 21:48:01 +0100
Subject: [PATCH] - added savepic generation to Exhumed.

---
 source/exhumed/src/exhumed.h |  1 +
 source/exhumed/src/view.cpp  | 41 ++++++++++++++++--------------------
 source/exhumed/src/view.h    |  2 +-
 3 files changed, 20 insertions(+), 24 deletions(-)

diff --git a/source/exhumed/src/exhumed.h b/source/exhumed/src/exhumed.h
index 1196ad70b..08863fb25 100644
--- a/source/exhumed/src/exhumed.h
+++ b/source/exhumed/src/exhumed.h
@@ -275,6 +275,7 @@ struct GameInterface : ::GameInterface
 {
     int app_main() override;
     void UpdateScreenSize() override;
+    bool GenerateSavePic() override;
     bool validate_hud(int) override { return true;  }
     void set_hud_layout(int size) override {}
     void set_hud_scale(int size) override {}
diff --git a/source/exhumed/src/view.cpp b/source/exhumed/src/view.cpp
index df8c9891c..5e14f9509 100644
--- a/source/exhumed/src/view.cpp
+++ b/source/exhumed/src/view.cpp
@@ -357,7 +357,7 @@ static inline fix16_t q16angle_interpolate16(fix16_t a, fix16_t b, int smooth)
     return a + mulscale16(((b+F16(1024)-a)&0x7FFFFFF)-F16(1024), smooth);
 }
 
-void DrawView(int smoothRatio)
+void DrawView(int smoothRatio, bool sceneonly)
 {
     int playerX;
     int playerY;
@@ -366,27 +366,14 @@ void DrawView(int smoothRatio)
     fix16_t nAngle;
     fix16_t pan;
 
-#if 0
-    if (bgpages <= 0)
-    {
-        if (textpages > 0)
-        {
-            textpages--;
-            FlushMessageLine();
-        }
-    }
-    else
+
+    if (!sceneonly)
     {
         RefreshBackground();
-        bgpages--;
-    }
-#else
-    //FlushMessageLine();
-    RefreshBackground();
-#endif
 
-    if (!bFullScreen) {
-        MaskStatus();
+        if (!bFullScreen) {
+            MaskStatus();
+        }
     }
 
     zbob = Sin(2 * bobangle) >> 3;
@@ -395,7 +382,7 @@ void DrawView(int smoothRatio)
     int nPlayerOldCstat = sprite[nPlayerSprite].cstat;
     int nDoppleOldCstat = sprite[nDoppleSprite[nLocalPlayer]].cstat;
 
-    if (nSnakeCam >= 0)
+    if (nSnakeCam >= 0 && !sceneonly)
     {
         int nSprite = SnakeList[nSnakeCam].nSprites[0];
 
@@ -438,9 +425,9 @@ void DrawView(int smoothRatio)
 
     nCameraa = nAngle;
 
-    if (!bCamera || nFreeze)
+    if (!bCamera || nFreeze || sceneonly)
     {
-        if (nSnakeCam >= 0)
+        if (nSnakeCam >= 0 && !sceneonly)
         {
             pan = F16(92);
             viewz = playerZ;
@@ -602,7 +589,7 @@ void DrawView(int smoothRatio)
                 }
             }
         }
-        else
+        else if (!sceneonly)
         {
             if (nSnakeCam < 0)
             {
@@ -637,6 +624,14 @@ void DrawView(int smoothRatio)
     flash = 0;
 }
 
+bool GameInterface::GenerateSavePic()
+{
+    DrawView(65536, true);
+    return true;
+}
+
+
+
 void NoClip()
 {
     videoSetViewableArea(0, 0, xdim - 1, ydim - 1);
diff --git a/source/exhumed/src/view.h b/source/exhumed/src/view.h
index b583e8031..40e4db297 100644
--- a/source/exhumed/src/view.h
+++ b/source/exhumed/src/view.h
@@ -35,7 +35,7 @@ extern short bCamera;
 void InitView();
 void SetView1();
 void RefreshBackground();
-void DrawView(int smoothRatio);
+void DrawView(int smoothRatio, bool sceneonly = false);
 void MySetView(int x1, int y1, int x2, int y2);
 void ResetView();
 void NoClip();