soc-2008-mxcurioni: first (blank) file upload for SWIG removal, in...

soc-2008-mxcurioni: first (blank) file upload for SWIG removal, in source/blender/freestyle/intern/python. The migration will be based on source/blender/freestyle/intern/swig/ModuleWrapper.{cpp,h}

source/blender/freestyle/SConscript

@@ -7,7 +7,7 @@ defs = []
 incs = ''
 
 incs += '../blenkernel ../blenlib ../imbuf ../makesdna ../python '
-incs += '../render/extern/include ../render/intern/include'
+incs += '../render/extern/include ../render/intern/include ../include ../src'
 incs += ' #/extern/freestyle/lib3ds' 
 incs += ' ' + env['BF_PYTHON_INC']
 incs += ' ' + env['BF_LIB3DS_INC']

source/blender/freestyle/intern/app_blender/api.cpp

@@ -106,11 +106,12 @@ extern "C" {
 
 	void FRS_render(Render* re, int render_in_layer) {
 		
-		if(render_in_layer) {
-			view->workingBuffer = GL_COLOR_ATTACHMENT0_EXT;
-		} else {
+		// if(render_in_layer) {
+		// 	view->workingBuffer = GL_COLOR_ATTACHMENT0_EXT;
+		// } else {
+		// 	view->workingBuffer = GL_BACK;
+		// }
 		view->workingBuffer = GL_BACK;
-		}
 		
 		// add style module
 		string style_module = pathconfig->getProjectDir() + 
@@ -134,8 +135,12 @@ extern "C" {
 		GLuint framebuffer, renderbuffers[2];
 		GLenum status;
 		RenderLayer *rl;
+		GLubyte *pixc;
 		
 		if(render_in_layer) {
+			
+			pixc = (GLubyte *) malloc( 4 * re->winx * re->winy * sizeof(GLubyte) );
+			
 			cout << "Freestyle as a render layer - SETUP" << endl;
 		
 			// set up frame buffer
@@ -146,7 +151,7 @@ extern "C" {
 			glGenRenderbuffersEXT(2, renderbuffers);
 			
 			glBindRenderbufferEXT(GL_RENDERBUFFER_EXT,	renderbuffers[0]);
-			glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGBA16F_ARB, re->winx, re->winy);
+			glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGBA, re->winx, re->winy);
 			glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_RENDERBUFFER_EXT, renderbuffers[0]);
 			
 			glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, renderbuffers[1]);
@@ -164,20 +169,32 @@ extern "C" {
 			}
 			
 			glPushAttrib(GL_VIEWPORT_BIT);
+			glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT); // should not be needed
 			glViewport(0, 0, re->winx, re->winy);
-			glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT); // really needed ?
-		}
 			
 			FRS_render(re, render_in_layer);
 
-		if(render_in_layer) {
-			for(rl = (RenderLayer *)re->result->layers.first; rl; rl= rl->next) {
-				if(rl->layflag & SCE_LAY_FRS) {
+			// keep first Freestyle layer
+			for(rl = (RenderLayer *)re->result->layers.first; rl; rl= rl->next)
+				if(rl->layflag & SCE_LAY_FRS)
+					break;
+
 			cout << "Freestyle as a render layer - RESULT" << endl;
 
 			// transfer render to layer
 			glReadBuffer(GL_COLOR_ATTACHMENT0_EXT);
-					glReadPixels(0, 0, re->winx, re->winy, GL_RGBA, GL_FLOAT, rl->rectf );
+			glReadPixels(0, 0, re->winx, re->winy, GL_RGBA, GL_UNSIGNED_BYTE, pixc );
+
+			int p;
+			for(int i = 0; i < re->winx; i++) {
+				for(int j = 0; j < re->winy; j++){
+					p = 4*(i*re->winy + j);
+					*(rl->rectf + p    ) = 1.0*pixc[ p ]/255.0;
+					*(rl->rectf + p + 1) = 1.0*pixc[ p+1 ]/255.0;
+					*(rl->rectf + p + 2) = 1.0*pixc[ p+2 ]/255.0;
+					*(rl->rectf + p + 3) = 1.0*pixc[ p+3 ]/255.0;
+				}
+			}
 
 			// bind window
 			glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
@@ -185,10 +202,10 @@ extern "C" {
 			glPopAttrib();
 			glDeleteRenderbuffersEXT(2, renderbuffers);
 			glDeleteFramebuffersEXT(1, &framebuffer);
-				}
-			}
+			
 		} else {
-			// copy result into render window
+			FRS_render(re, render_in_layer);
+			
 			RenderResult rres;
 			RE_GetResultImage(re, &rres);
 			view->readPixels(0, 0, re->winx, re->winy, AppGLWidget::RGBA, rres.rectf );		
@@ -196,6 +213,7 @@ extern "C" {
 			re->display_draw(re->result, NULL);
 		}
 
+		
 		controller->CloseFile();
 	}