add fileppm, fix renderfarm/brender deadlock, fix audio meters, add gbrp + cin_pix_fm...

[goodguy/history.git] / cinelerra-5.1 / guicast / bctexture.C

diff --git a/cinelerra-5.1/guicast/bctexture.C b/cinelerra-5.1/guicast/bctexture.C
index 1ecbfd35c856b9271b6ed6ce51e852b32a9185da..d9bc92d94869d67e314cc907d0495f3b8d16be27 100644 (file)
--- a/cinelerra-5.1/guicast/bctexture.C
+++ b/cinelerra-5.1/guicast/bctexture.C
@@ -186,6 +186,21 @@ int BC_Texture::get_window_id()
 }
 
 
+void BC_Texture::draw_texture(
+       float in_x1, float in_y1, float in_x2, float in_y2,
+       float out_x1, float out_y1, float out_x2, float out_y2)
+{
+#ifdef HAVE_GL
+       glBegin(GL_QUADS);
+       glNormal3f(0, 0, 1.0);
+       glTexCoord2f(in_x1, in_y1);   glVertex3f(out_x1, out_y1, 0);
+       glTexCoord2f(in_x2, in_y1);   glVertex3f(out_x2, out_y1, 0);
+       glTexCoord2f(in_x2, in_y2);   glVertex3f(out_x2, out_y2, 0);
+       glTexCoord2f(in_x1, in_y2);   glVertex3f(out_x1, out_y2, 0);
+       glEnd();
+#endif
+}
+
 void BC_Texture::bind(int texture_unit)
 {
 #ifdef HAVE_GL
@@ -212,3 +227,20 @@ void BC_Texture::bind(int texture_unit)
 #endif
 }
 
+void write_ppm(uint8_t *tp, int w, int h, const char *fmt, ...);
+
+void BC_Texture::write_tex(const char *fn)
+{
+#ifdef HAVE_GL
+       int prev_id = -1;
+       glGetIntegerv(GL_ACTIVE_TEXTURE, &prev_id);
+       glActiveTexture(this->texture_id);
+       int w = get_texture_w(), h = get_texture_h();
+       uint8_t img[w*h*3];
+       glGetTexImage(GL_TEXTURE_2D, 0, GL_RGB, GL_UNSIGNED_BYTE, img);
+       write_ppm(img, w, h, "%s", fn);
+       glActiveTexture(prev_id);
+#endif
+}
+
+