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[Performous-commit] Tapio Vierros : Notes drawn as colored 3d objects with lighting.
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From: Lasse Kärkkäi. <tr...@us...> - 2009-11-14 18:42:48
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Module: performous
Branch: dance
Commit: 6428b3986c1450420de0220061e578e998f67746
Author: Tapio Vierros <tap...@gm...>
Date: Mon Nov 9 23:07:44 2009 +0200
Notes drawn as colored 3d objects with lighting.
---
game/guitargraph.cc | 80 ++++++++++++++++++++++++++++++++------------------
game/guitargraph.hh | 5 ++-
game/video_driver.cc | 2 +
3 files changed, 57 insertions(+), 30 deletions(-)
diff --git a/game/guitargraph.cc b/game/guitargraph.cc
index edafa3b..0b0507f 100644
--- a/game/guitargraph.cc
+++ b/game/guitargraph.cc
@@ -2,6 +2,7 @@
#include "fs.hh"
#include "song.hh"
+#include "3dobject.hh"
#include <cmath>
#include <cstdlib>
@@ -50,6 +51,8 @@ GuitarGraph::GuitarGraph(Audio& audio, Song const& song, std::string track):
m_button("button.svg"),
m_button_l("button_l.svg"),
m_tap("tap.svg"),
+ m_fretObj(getThemePath("fret.obj"), 1.0f),
+ m_tappableObj(getThemePath("fret_tap.obj"), 1.0f),
m_drums(track=="drums"),
m_cx(0.0, 0.2),
m_width(0.5, 0.4),
@@ -338,9 +341,9 @@ glutil::Color const& GuitarGraph::color(int fret) const {
static glutil::Color fretColors[5] = {
glutil::Color(0.0f, 0.9f, 0.0f),
glutil::Color(0.9f, 0.0f, 0.0f),
- glutil::Color(0.8f, 0.8f, 0.0f),
+ glutil::Color(0.9f, 0.9f, 0.0f),
glutil::Color(0.0f, 0.0f, 1.0f),
- glutil::Color(0.8f, 0.4f, 0.0f)
+ glutil::Color(0.9f, 0.4f, 0.0f)
};
if (fret < 0 || fret > 4) throw std::logic_error("Invalid fret number in GuitarGraph::getColor");
if (m_drums) {
@@ -350,6 +353,28 @@ glutil::Color const& GuitarGraph::color(int fret) const {
return fretColors[fret];
}
+namespace {
+ void enableLighting() {
+ glClear(GL_DEPTH_BUFFER_BIT);
+ glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE);
+
+ GLfloat light_position[] = { -50.0, 15.0, -5.0, 1.0 };
+ glLightfv(GL_LIGHT0, GL_POSITION, light_position);
+
+ glEnable(GL_DEPTH_TEST);
+ glEnable(GL_LIGHTING);
+ glEnable(GL_COLOR_MATERIAL);
+ glEnable(GL_LIGHT0);
+ }
+
+ void disableLighting() {
+ glDisable(GL_LIGHT0);
+ glDisable(GL_COLOR_MATERIAL);
+ glDisable(GL_LIGHTING);
+ glDisable(GL_DEPTH_TEST);
+ }
+}
+
void GuitarGraph::draw(double time) {
Dimensions dimensions(1.0); // FIXME: bogus aspect ratio (is this fixable?)
dimensions.screenBottom().middle(m_cx.get()).fixedWidth(m_width.get());
@@ -390,11 +415,14 @@ void GuitarGraph::draw(double time) {
tEnd = future;
}
glColor4f(1.0f, 1.0f, 1.0f, time2a(tEnd));
+ glNormal3f(0.0f, 1.0f, 0.0f);
glTexCoord2f(0.0f, texCoord); glVertex2f(-w, time2y(tEnd));
+ glNormal3f(0.0f, 1.0f, 0.0f);
glTexCoord2f(1.0f, texCoord); glVertex2f(w, time2y(tEnd));
}
}
// Draw the notes
+ enableLighting();
for (Chords::const_iterator it = m_chords.begin(); it != m_chords.end(); ++it) {
float tBeg = it->begin - time;
float tEnd = it->end - time;
@@ -422,15 +450,7 @@ void GuitarGraph::draw(double time) {
c.r += glow;
c.g += glow;
c.b += glow;
- drawNote(fret, c, tBeg, tEnd, whammy);
-
- if (it->tappable) {
- float l = std::max(0.5, m_correctness.get());
- glColor3f(l, l, l);
- float x = -2.0f + fret;
- m_tap.dimensions.center(time2y(tBeg)).middle(x);
- m_tap.draw();
- }
+ drawNote(fret, c, tBeg, tEnd, whammy, it->tappable);
}
}
// Draw the cursor
@@ -440,14 +460,11 @@ void GuitarGraph::draw(double time) {
// Fret buttons on cursor
for (int fret = m_drums; fret < 5; ++fret) {
float x = -2.0f + fret - 0.5f * m_drums;
- glColor4fv(color(fret));
- m_button.dimensions.center(time2y(0.0)).middle(x);
- m_button.draw();
float l = m_hit[fret + !m_drums].get();
- glColor3f(l, l, l);
- m_tap.dimensions = m_button.dimensions;
- m_tap.draw();
+ glColor4fv(color(fret));
+ m_fretObj.draw(x, time2y(0.0), (1.0-l)/8.0);
}
+ disableLighting();
glColor3f(1.0f, 1.0f, 1.0f);
}
@@ -455,12 +472,14 @@ namespace {
const float fretWid = 0.5f;
void vertexPair(float x, float y, glutil::Color c, float ty) {
c.a = y2a(y); glColor4fv(c);
- glTexCoord2f(0.0f, ty); glVertex2f(x - fretWid, y);
- glTexCoord2f(1.0f, ty); glVertex2f(x + fretWid, y);
+ glNormal3f(0.0f,1.0f,0.0f); glTexCoord2f(0.0f, ty); glVertex2f(x - fretWid, y);
+ glNormal3f(0.0f,1.0f,0.0f); glTexCoord2f(1.0f, ty); glVertex2f(x + fretWid, y);
}
}
-void GuitarGraph::drawNote(int fret, glutil::Color c, float tBeg, float tEnd, float whammy) {
+void GuitarGraph::drawNote(int fret, glutil::Color c, float tBeg, float tEnd, float whammy, bool tappable) {
+ Object3d* obj = &m_fretObj;
+ if (tappable) obj = &m_tappableObj;
float x = -2.0f + fret;
if (m_drums) x -= 0.5f;
if (m_drums && fret == 0) {
@@ -472,15 +491,18 @@ void GuitarGraph::drawNote(int fret, glutil::Color c, float tBeg, float tEnd, fl
float yEnd = time2y(tEnd);
if (yBeg - 2 * fretWid >= yEnd) {
if (yEnd > yBeg - 3 * fretWid) yEnd = yBeg - 3 * fretWid; // Short note: render minimum renderable length
- UseTexture tblock(m_button_l);
- glutil::Begin block(GL_TRIANGLE_STRIP);
- c.a = time2a(tBeg); glColor4fv(c);
+ //c.a = time2a(tBeg);
+ glColor4fv(c);
// Render the ring
float y = yBeg + fretWid;
- vertexPair(x, y, c, 1.0f);
- y -= 2 * fretWid;
- vertexPair(x, y, c, 0.5f);
+ //vertexPair(x, y, c, 1.0f);
+ y -= fretWid;
+ obj->draw(x, y, 0.0f);
+ y -= fretWid;
// Render the middle
+ UseTexture tblock(m_button_l);
+ glutil::Begin block(GL_TRIANGLE_STRIP);
+ vertexPair(x, y, c, 0.5f);
if (whammy > 0.1) {
while ((y -= fretWid) > yEnd + fretWid) {
// The sin formula is pure magic
@@ -495,9 +517,9 @@ void GuitarGraph::drawNote(int fret, glutil::Color c, float tBeg, float tEnd, fl
vertexPair(x, yEnd, c, 0.0f);
} else {
// Too short note: only render the ring
- c.a = time2a(tBeg); glColor4fv(c);
- m_button.dimensions.center(time2y(tBeg)).middle(x);
- m_button.draw();
+ //c.a = time2a(tBeg);
+ glColor4fv(c);
+ obj->draw(x, time2y(tBeg), 0.0f);
}
}
diff --git a/game/guitargraph.hh b/game/guitargraph.hh
index c20b95e..b0b4782 100644
--- a/game/guitargraph.hh
+++ b/game/guitargraph.hh
@@ -9,6 +9,7 @@
#include "joystick.hh"
#include "surface.hh"
#include "opengl_text.hh"
+#include "3dobject.hh"
class Song;
@@ -67,6 +68,8 @@ class GuitarGraph {
Surface m_button;
Texture m_button_l;
Surface m_tap;
+ Object3d m_fretObj;
+ Object3d m_tappableObj;
AnimValue m_hit[6];
boost::scoped_ptr<Texture> m_neck;
bool m_drums;
@@ -99,7 +102,7 @@ class GuitarGraph {
int m_dead;
glutil::Color const& color(int fret) const;
void drawBar(double time, float h);
- void drawNote(int fret, glutil::Color, float tBeg, float tEnd, float whammy = 0);
+ void drawNote(int fret, glutil::Color, float tBeg, float tEnd, float whammy = 0, bool tappable = false);
void nextTrack();
void difficultyAuto(bool tryKeepCurrent = false);
bool difficulty(Difficulty level);
diff --git a/game/video_driver.cc b/game/video_driver.cc
index dcb0f5a..0fb7ddb 100644
--- a/game/video_driver.cc
+++ b/game/video_driver.cc
@@ -86,6 +86,8 @@ void Window::resize() {
glDisable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
+ glShadeModel(GL_SMOOTH);
glEnable(GL_BLEND);
// Set projection
glMatrixMode(GL_PROJECTION);
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