Added Smoothness and super sampling

3 files changed, 24 insertions, 5 deletions

diff --git a/src/event.c b/src/event.c
index 252f9d3..9d384fc 100644
--- a/src/event.c
+++ b/src/event.c
@@ -8,15 +8,15 @@ static void	st_set_key(SDL_Keycode sym, bool value);
 static void	st_apply_keys(State *state);
 
 static bool	g_key_states[] = {
-	[KEY_UP] = false,
-	[KEY_DOWN] = false,
+	[KEY_UP]    = false,
+	[KEY_DOWN]  = false,
 	[KEY_RIGHT] = false,
-	[KEY_LEFT] = false,
+	[KEY_LEFT]  = false,
 
 	[KEY_INC_ITERATIONS] = false,
 	[KEY_DEC_ITERATIONS] = false,
 
-	[KEY_ZOOM_IN] = false,
+	[KEY_ZOOM_IN]  = false,
 	[KEY_ZOOM_OUT] = false,
 };
 
@@ -33,7 +33,18 @@ void 		event_handle(State *state)
                 break;
 
             case SDL_KEYDOWN:
-				st_set_key(e.key.keysym.sym, true);
+				if (e.key.keysym.sym == SDLK_s)
+					state->smooth = !state->smooth;
+				else if (e.key.keysym.sym == SDLK_w)
+					state->samples += 1.0;
+				else if (e.key.keysym.sym == SDLK_q)
+				{
+					state->samples -= 1.0;
+					if (state->samples <= 0.0)
+						state->samples  = 1.0;
+				}
+				else
+					st_set_key(e.key.keysym.sym, true);
                 break;
 
             case SDL_KEYUP:
diff --git a/src/shader.c b/src/shader.c
index 68295ab..52c8df8 100644
--- a/src/shader.c
+++ b/src/shader.c
@@ -30,6 +30,8 @@ bool				shader_init(Shader *shader)
 		|| (shader->location.imag_start = st_get_location(shader->id, "u_imag_start")) == -1
 		|| (shader->location.imag_end = st_get_location(shader->id, "u_imag_end")) == -1
 		|| (shader->location.iterations = st_get_location(shader->id, "u_iterations")) == -1
+		|| (shader->location.smooth = st_get_location(shader->id, "u_smooth")) == -1
+		|| (shader->location.samples = st_get_location(shader->id, "u_samples")) == -1
 		|| (shader->location.texture = st_get_location(shader->id, "u_texture")) == -1)
 		return false;
 	return true;
@@ -55,6 +57,10 @@ void				shader_set_uniforms(Shader *shader, State *state)
 
 	GL_CALL(glUniform1i(shader->location.iterations, state->iterations));
 
+	GL_CALL(glUniform1i(shader->location.smooth, state->smooth));
+
+	GL_CALL(glUniform1f(shader->location.samples, state->samples));
+
 	GL_CALL(glUniform1i(shader->location.texture, 0));
 	GL_CALL(glActiveTexture(GL_TEXTURE0));
 	GL_CALL(glBindTexture(GL_TEXTURE_1D, state->texture));
diff --git a/src/state.c b/src/state.c
index 37eeccc..f661de6 100644
--- a/src/state.c
+++ b/src/state.c
@@ -55,6 +55,8 @@ bool	state_init(State *state)
 	state->imag_start = -2.0;
 	state->imag_end = 2.0;
     state->running = true;
+	state->smooth = false;
+	state->samples = 1.0;
     return true;
 }