X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=effect_chain.cpp;h=e68895d7b8f40c8c30475b8f51e0e49c7f39a473;hp=00151977be63823288cd0d1c9497e7b9d2708fdb;hb=b5a446a44ee1f0379e8427f86f5dfa0d40bc0e60;hpb=37f56fcbe571b2322243f6de59494bf9e0cbb37a

diff --git a/effect_chain.cpp b/effect_chain.cpp
index 0015197..e68895d 100644
--- a/effect_chain.cpp
+++ b/effect_chain.cpp
@@ -55,6 +55,7 @@ EffectChain::~EffectChain()
 
 Input *EffectChain::add_input(Input *input)
 {
+	assert(!finalized);
 	inputs.push_back(input);
 	add_node(input);
 	return input;
@@ -62,6 +63,7 @@ Input *EffectChain::add_input(Input *input)
 
 void EffectChain::add_output(const ImageFormat &format, OutputAlphaFormat alpha_format)
 {
+	assert(!finalized);
 	output_format = format;
 	output_alpha_format = alpha_format;
 }
@@ -157,6 +159,7 @@ void EffectChain::find_all_nonlinear_inputs(Node *node, std::vector<Node *> *non
 
 Effect *EffectChain::add_effect(Effect *effect, const std::vector<Effect *> &inputs)
 {
+	assert(!finalized);
 	assert(inputs.size() == effect->num_inputs());
 	Node *node = add_node(effect);
 	for (unsigned i = 0; i < inputs.size(); ++i) {
@@ -1559,6 +1562,8 @@ void EffectChain::render_to_fbo(GLuint dest_fbo, unsigned width, unsigned height
 			// Last phase goes to the output the user specified.
 			glBindFramebuffer(GL_FRAMEBUFFER, dest_fbo);
 			check_error();
+			GLenum status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
+			assert(status == GL_FRAMEBUFFER_COMPLETE);
 			glViewport(x, y, width, height);
 			if (dither_effect != NULL) {
 				CHECK(dither_effect->set_int("output_width", width));
@@ -1573,6 +1578,8 @@ void EffectChain::render_to_fbo(GLuint dest_fbo, unsigned width, unsigned height
 				output_node->output_texture,
 				0);
 			check_error();
+			GLenum status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
+			assert(status == GL_FRAMEBUFFER_COMPLETE);
 			glViewport(0, 0, phases[phase]->output_width, phases[phase]->output_height);
 		}