X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=effect_chain.cpp;h=41e026d3f43dbf977aeae3509ec90d6dcb1bd932;hb=8c7e53028a3ef4805d2608643041a5d7e6bd1b6e;hp=3376daa98064df9c4e42edb2c319be6bdac9f7f6;hpb=d398770154ecc4bc95282dc45656789dd5686309;p=movit

diff --git a/effect_chain.cpp b/effect_chain.cpp
index 3376daa..41e026d 100644
--- a/effect_chain.cpp
+++ b/effect_chain.cpp
@@ -1,6 +1,6 @@
 #define GL_GLEXT_PROTOTYPES 1
 
-#include <GL/glew.h>
+#include <epoxy/gl.h>
 #include <assert.h>
 #include <locale.h>
 #include <math.h>
@@ -1537,10 +1537,10 @@ void EffectChain::render_to_fbo(GLuint dest_fbo, unsigned width, unsigned height
 
 		// Now draw!
 		float vertices[] = {
+			0.0f, 1.0f,
 			0.0f, 0.0f,
-			1.0f, 0.0f,
 			1.0f, 1.0f,
-			0.0f, 1.0f
+			1.0f, 0.0f
 		};
 
 		GLuint vao;
@@ -1552,7 +1552,7 @@ void EffectChain::render_to_fbo(GLuint dest_fbo, unsigned width, unsigned height
 		GLuint position_vbo = fill_vertex_attribute(glsl_program_num, "position", 2, GL_FLOAT, sizeof(vertices), vertices);
 		GLuint texcoord_vbo = fill_vertex_attribute(glsl_program_num, "texcoord", 2, GL_FLOAT, sizeof(vertices), vertices);  // Same as vertices.
 
-		glDrawArrays(GL_QUADS, 0, 4);
+		glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
 		check_error();
 
 		cleanup_vertex_attribute(glsl_program_num, "position", position_vbo);