X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=luma_mix_effect.cpp;fp=luma_mix_effect.cpp;h=e34d87f167376cfae61f43f854845995ab3da000;hb=36d9ece323c89dbd553644c80fea449c5dd1e685;hp=0000000000000000000000000000000000000000;hpb=b65b7cace3efb474a378e65d395f278307c1c44c;p=movit

diff --git a/luma_mix_effect.cpp b/luma_mix_effect.cpp
new file mode 100644
index 0000000..e34d87f
--- /dev/null
+++ b/luma_mix_effect.cpp
@@ -0,0 +1,27 @@
+#include "luma_mix_effect.h"
+#include "effect_util.h"
+#include "util.h"
+
+using namespace std;
+
+namespace movit {
+
+LumaMixEffect::LumaMixEffect()
+	: transition_width(1.0f), progress(0.5f)
+{
+	register_float("transition_width", &transition_width);
+	register_float("progress", &progress);
+}
+
+string LumaMixEffect::output_fragment_shader()
+{
+	return read_file("luma_mix_effect.frag");
+}
+
+void LumaMixEffect::set_gl_state(GLuint glsl_program_num, const string &prefix, unsigned *sampler_num)
+{
+	Effect::set_gl_state(glsl_program_num, prefix, sampler_num);
+	set_uniform_float(glsl_program_num, prefix, "progress_mul_w_plus_one", progress * (transition_width + 1.0));
+}
+
+}  // namespace movit