X-Git-Url: https://git.cinelerra-gg.org/git/?a=blobdiff_plain;f=cinelerra-5.1%2Fguicast%2Fbctexture.C;h=e3eda5fa407fe4de9e5d8c2d26742fad9cb95872;hb=1b764a9134043e08d4ca6161a6ac58b105cc6b2b;hp=7cebeefc2f3d9b2b3dadf5c1034c2320702e41ad;hpb=7fd85fb66168f6b518c5f2d73e04036e87faa0e1;p=goodguy%2Fcinelerra.git

diff --git a/cinelerra-5.1/guicast/bctexture.C b/cinelerra-5.1/guicast/bctexture.C
index 7cebeefc..e3eda5fa 100644
--- a/cinelerra-5.1/guicast/bctexture.C
+++ b/cinelerra-5.1/guicast/bctexture.C
@@ -100,8 +100,8 @@ void BC_Texture::create_texture(int w, int h, int colormodel)
 		BC_WindowBase::get_synchronous()->release_texture(
 			window_id,
 			texture_id);
-	    texture_id = -1;
-	    window_id = -1;
+		texture_id = -1;
+		window_id = -1;
 	}
 
 
@@ -124,13 +124,9 @@ void BC_Texture::create_texture(int w, int h, int colormodel)
 		glGenTextures(1, (GLuint*)&texture_id);
 		glBindTexture(GL_TEXTURE_2D, (GLuint)texture_id);
 		glEnable(GL_TEXTURE_2D);
-		if(texture_components == 4)
-			glTexImage2D(GL_TEXTURE_2D, 0, 4, texture_w, texture_h,
+		int internal_format = texture_components == 4 ? GL_RGBA8 : GL_RGB8 ;
+		glTexImage2D(GL_TEXTURE_2D, 0, internal_format, texture_w, texture_h,
 				0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
-		else
-			glTexImage2D(GL_TEXTURE_2D, 0, 3, texture_w, texture_h,
-				0, GL_RGB, GL_UNSIGNED_BYTE, 0);
-
 		window_id = BC_WindowBase::get_synchronous()->current_window->get_id();
 		BC_WindowBase::get_synchronous()->put_texture(texture_id,
 			texture_w, texture_h, texture_components);
@@ -200,7 +196,7 @@ void BC_Texture::draw_texture(
 #endif
 }
 
-void BC_Texture::bind(int texture_unit)
+void BC_Texture::bind(int texture_unit, int nearest)
 {
 #ifdef HAVE_GL
 // Bind the texture
@@ -209,10 +205,10 @@ void BC_Texture::bind(int texture_unit)
 		if(texture_unit >= 0) glActiveTexture(GL_TEXTURE0 + texture_unit);
 		glBindTexture(GL_TEXTURE_2D, texture_id);
 		glEnable(GL_TEXTURE_2D);
-		if(texture_unit >= 0)
-		{
-			glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-			glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+		if(texture_unit >= 0) {
+			int filter = nearest ? GL_NEAREST : GL_LINEAR;
+			glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filter);
+			glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filter);
 
 // GL_REPEAT in this case causes the upper left corners of the masks
 // to blur.
@@ -241,21 +237,27 @@ static void write_ppm(uint8_t *tp, int w, int h, const char *fmt, ...)
 }
 #endif
 
-void BC_Texture::write_tex(const char *fn)
+void BC_Texture::write_tex(const char *fn, int id)
 {
 #ifdef HAVE_GL
 	int prev_id = -1;
 	glGetIntegerv(GL_ACTIVE_TEXTURE, &prev_id);
-	glActiveTexture(GL_TEXTURE31);
+	glActiveTexture(GL_TEXTURE0+id);
 	glBindTexture(GL_TEXTURE_2D, texture_id);
 	glEnable(GL_TEXTURE_2D);
 	int w = get_texture_w(), h = get_texture_h();
 	uint8_t *img = new uint8_t[w*h*3];
 	glGetTexImage(GL_TEXTURE_2D, 0, GL_RGB, GL_UNSIGNED_BYTE, img);
 	write_ppm(img, w, h, "%s", fn);
-	delete img;
+	delete [] img;
 	glActiveTexture(prev_id);
 #endif
 }
 
+void BC_Texture::write_tex(const char *fn)
+{
+#ifdef HAVE_GL
+	write_tex(fn, 31);
+#endif
+}