Blackout wipe texture when playing a movie

source_files/edge/i_movie.cc

@@ -25,6 +25,7 @@
 #include "i_system.h"
 #include "r_gldefs.h"
 #include "r_modes.h"
+#include "r_wipe.h"
 #include "s_sound.h"
 #include "w_files.h"
 
@@ -159,6 +160,8 @@ void E_PlayMovie(const std::string &name)
 		plm_set_audio_stream(decoder, 0);
 	}
 
+	RGL_BlackoutWipeTex();
+
 	glClearColor(0, 0, 0, 1.0f);
 	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 	I_FinishFrame();

source_files/edge/r_wipe.cc

@@ -103,6 +103,29 @@ static void CaptureScreenAsTexture(bool speckly, bool spooky)
     cur_wipe_tex = R_UploadTexture(&img);
 }
 
+void RGL_BlackoutWipeTex(void)
+{
+    int total_w = W_MakeValidSize(SCREENWIDTH);
+    int total_h = W_MakeValidSize(SCREENHEIGHT);
+
+    epi::image_data_c img(total_w, total_h, 4);
+
+    img.Clear();
+
+    cur_wipe_right = SCREENWIDTH / (float)total_w;
+    cur_wipe_top   = SCREENHEIGHT / (float)total_h;
+
+    for (int y = 0; y < SCREENHEIGHT; y++)
+    {
+        u8_t *dest = img.PixelAt(0, y);
+
+        dest[0] = dest[1] = dest[2] = 0;
+        dest[3] = 1;
+    }
+
+    cur_wipe_tex = R_UploadTexture(&img);
+}
+
 static void RGL_Init_Melt(void)
 {
     int x, r;

source_files/edge/r_wipe.h

@@ -68,6 +68,8 @@ extern const char WIPE_EnumStr[];
 void RGL_InitWipe(wipetype_e effect);
 void RGL_StopWipe(void);
 bool RGL_DoWipe(void);
+// Primarily for movie use; replaces the initial wipe texture with all black
+void RGL_BlackoutWipeTex(void);
 
 #endif // __R_WIPE__