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#pragma version(1)
#pragma stateVertex(PV)
#pragma stateFragment(PF)
#pragma stateFragmentStore(PFS)
// Scratch buffer layout
#define SCRATCH_FADE 0
#define SCRATCH_ZOOM 1
#define SCRATCH_ROT 2
//#define STATE_POS_X 0
#define STATE_DONE 1
//#define STATE_PRESSURE 2
#define STATE_ZOOM 3
//#define STATE_WARP 4
#define STATE_ORIENTATION 5
#define STATE_SELECTION 6
#define STATE_FIRST_VISIBLE 7
#define STATE_COUNT 8
#define STATE_TOUCH 9
float filter(float val, float target, float str)
{
float delta = (target - val);
return val + delta * str;
}
int main(void* con, int ft, int launchID)
{
int rowCount;
int row;
int col;
int imageID;
int done = loadI32(0, STATE_DONE);
int selectedID = loadI32(0, STATE_SELECTION);
float f = loadF(2, 0);
pfClearColor(0.0f, 0.0f, 0.0f, 0.0f);
if (done) {
if (f > 0.02f) {
//f = f - 0.02f;
//storeF(2, 0, f);
}
} else {
if (f < 0.8f) {
f = f + 0.02f;
storeF(2, 0, f);
}
}
float touchCut = 1.f;
if (loadI32(0, STATE_TOUCH)) {
touchCut = 4.f;
}
float targetZoom = ((float)loadI32(0, STATE_ZOOM)) / 1000.f;
float zoom = filter(loadF(2, SCRATCH_ZOOM), targetZoom, 0.15 * touchCut);
storeF(2, SCRATCH_ZOOM, zoom);
float targetRot = loadI32(0, STATE_FIRST_VISIBLE) / 180.0f * 3.14f;
targetRot = targetRot * 0.80f - .12f;
float drawRot = filter(loadF(2, SCRATCH_ROT), targetRot, 0.1f * touchCut);
storeF(2, SCRATCH_ROT, drawRot);
float diam = 8.f;
float scale = 1.0f / zoom;
// Bug makes 1.0f alpha fail.
color(1.0f, 1.0f, 1.0f, 0.99f);
float rot = drawRot * scale;
float rotStep = 16.0f / 180.0f * 3.14f * scale;
rowCount = 4;
int index = 0;
int iconCount = loadI32(0, STATE_COUNT);
while (iconCount) {
float tmpSin = sinf(rot);
float tmpCos = cosf(rot);
//debugF("rot", rot);
float tx1 = tmpSin * diam - (tmpCos * scale * 0.9f);
float tx2 = tx1 + (tmpCos * scale * 1.8f);
float tz1 = tmpCos * diam + (tmpSin * scale * 0.9f);
float tz2 = tz1 - (tmpSin * scale * 1.8f);
int y;
for (y = rowCount -1; (y >= 0) && iconCount; y--) {
float ty1 = ((y * 3.1f) - 5.f) * scale;
float ty2 = ty1 + scale * 1.8f;
bindTexture(NAMED_PF, 0, loadI32(1, index));
drawQuad(tx1, ty1, tz1,
tx2, ty1, tz2,
tx2, ty2, tz2,
tx1, ty2, tz1);
iconCount--;
index++;
}
rot = rot + rotStep;
}
if ((zoom < 1.1f) && (zoom > 0.9f)) {
bindProgramVertex(NAMED_PVOrtho);
bindProgramFragment(NAMED_PFText);
bindProgramFragmentStore(NAMED_PFSText);
rot = drawRot * scale;
index = 0;
iconCount = loadI32(0, STATE_COUNT);
while (iconCount) {
int y;
float tx = 240.f + floorf(sinf(rot) * 430.f) - 64.f + 16.f;
float alpha = 2.4f - (fabsf(tx - 240.f + 48.f) / 76.f);
if (alpha > 0.99f) {
alpha = 0.99f;
}
alpha = alpha * (1.f - (fabsf(zoom - 1.f) * 10.f));
tx = tx + 0.25f;
for (y = rowCount -1; (y >= 0) && iconCount; y--) {
if (alpha > 0) {
color(1.0f, 1.0f, 1.0f, alpha);
float ty = 654.f - y * 150.f;
ty = ty + 0.25f;
bindTexture(NAMED_PFText, 0, loadI32(3, index));
drawRect(tx, ty, tx + 128.f, ty + 64.f, 0.5f);
}
iconCount--;
index++;
}
rot = rot + rotStep;
}
bindProgramVertex(NAMED_PV);
bindProgramFragment(NAMED_PF);
bindProgramFragmentStore(NAMED_PFS);
}
// Draw the selected icon
color(1.0f, 1.0f, 1.0f, 0.9f);
rot = drawRot * scale;
index = 0;
iconCount = loadI32(0, STATE_COUNT);
while (iconCount) {
int y;
for (y = rowCount -1; (y >= 0) && iconCount; y--) {
if (index == selectedID) {
float tmpSin = sinf(rot) * scale;
float tmpCos = cosf(rot) * scale;
float tx1 = tmpSin * diam * 0.9f - tmpCos * 2.f;
float tx2 = tx1 + (tmpCos * 4.f);
float tz1 = tmpCos * diam * 0.9f + tmpSin * 2.f;
float tz2 = tz1 - (tmpSin * 4.f);
float ty1 = ((y * 3.1f) - 4.5f) * scale;
float ty2 = ty1 + scale * 4.f;
bindTexture(NAMED_PF, 0, loadI32(1, index));
drawQuad(tx1, ty1, tz1,
tx2, ty1, tz2,
tx2, ty2, tz2,
tx1, ty2, tz1);
}
iconCount--;
index++;
}
rot = rot + rotStep;
}
return 1;
}
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