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GUI: slight visualizer tweaks

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This commit is contained in:
tildearrow 2022-06-14 04:41:31 -05:00
parent 327a013186
commit d48801cfde
4 changed files with 60 additions and 4 deletions
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55
src/gui/pattern.cpp
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@ -17,6 +17,8 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <SDL_blendmode.h>
#include <SDL_render.h>
#include <imgui.h>
#define _USE_MATH_DEFINES
#include "gui.h"
@ -31,6 +33,30 @@ inline float randRange(float min, float max) {
return min+((float)rand()/(float)RAND_MAX)*(max-min);
}
void _pushPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
if (cmd!=NULL) {
if (cmd->UserCallbackData!=NULL) {
((FurnaceGUI*)cmd->UserCallbackData)->pushPartBlend();
}
}
}
void _popPartBlend(const ImDrawList* drawList, const ImDrawCmd* cmd) {
if (cmd!=NULL) {
if (cmd->UserCallbackData!=NULL) {
((FurnaceGUI*)cmd->UserCallbackData)->popPartBlend();
}
}
}
void FurnaceGUI::pushPartBlend() {
SDL_SetRenderDrawBlendMode(sdlRend,SDL_BLENDMODE_ADD);
}
void FurnaceGUI::popPartBlend() {
SDL_SetRenderDrawBlendMode(sdlRend,SDL_BLENDMODE_BLEND);
}
// draw a pattern row
inline void FurnaceGUI::patternRow(int i, bool isPlaying, float lineHeight, int chans, int ord, const DivPattern** patCache, bool inhibitSel) {
static char id[32];
@ -692,11 +718,14 @@ void FurnaceGUI::drawPattern() {
ImU32* color=noteGrad;
switch (i.cmd) {
case DIV_CMD_NOTE_ON:
case DIV_CMD_NOTE_ON: {
float strength=CLAMP(i.value,0,119);
partIcon=ICON_FA_ASTERISK;
life=96.0f;
life=80.0f+((i.value==DIV_NOTE_NULL)?0.0f:(strength*0.3f));
lifeSpeed=3.0f;
num=6+(strength/16);
break;
}
case DIV_CMD_LEGATO:
partIcon=ICON_FA_COG;
color=insGrad;
@ -794,7 +823,7 @@ void FurnaceGUI::drawPattern() {
float frameTime=ImGui::GetIO().DeltaTime*60.0f;
// note slides
// note slides and vibrato
ImVec2 arrowPoints[7];
if (e->isPlaying()) for (int i=0; i<chans; i++) {
if (!e->curSubSong->chanShow[i]) continue;
@ -849,11 +878,30 @@ void FurnaceGUI::drawPattern() {
}
}
}
if (ch->vibratoDepth>0) {
ImVec4 col=uiColors[GUI_COLOR_PATTERN_EFFECT_PITCH];
col.w*=0.2;
float width=patChanX[i+1]-patChanX[i];
particles.push_back(Particle(
pitchGrad,
ICON_FA_GLASS,
off.x+patChanX[i]+(width*0.5+0.5*sin(M_PI*(float)ch->vibratoPosGiant/64.0f)*width)-scrollX,
off.y+(ImGui::GetWindowHeight()*0.5f)+randRange(0,patFont->FontSize),
randRange(-4.0f,4.0f),
2.0f*(3.0f+(rand()%5)+ch->vibratoRate),
0.4f,
1.0f,
128.0f,
4.0f
));
}
}
// particle simulation
ImDrawList* fdl=ImGui::GetForegroundDrawList();
if (!particles.empty()) WAKE_UP;
fdl->AddCallback(_pushPartBlend,this);
for (size_t i=0; i<particles.size(); i++) {
Particle& part=particles[i];
if (part.update(frameTime)) {
@ -870,6 +918,7 @@ void FurnaceGUI::drawPattern() {
i--;
}
}
fdl->AddCallback(_popPartBlend,this);
}
ImGui::PopStyleColor(3);