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-rw-r--r--libs/rs/java/Fountain/Android.mk6
-rwxr-xr-xlibs/rs/java/Fountain/res/drawable/gadgets_clock_mp3.pngbin104862 -> 0 bytes
-rw-r--r--libs/rs/java/Fountain/res/raw/fountain.c52
-rw-r--r--libs/rs/java/Fountain/res/raw/fountain2.rs73
-rw-r--r--libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java108
-rw-r--r--libs/rs/java/Fountain/src/com/android/fountain/FountainView.java30
-rw-r--r--libs/rs/java/Fountain/src/com/android/fountain/fountain.rs72
7 files changed, 132 insertions, 209 deletions
diff --git a/libs/rs/java/Fountain/Android.mk b/libs/rs/java/Fountain/Android.mk
index f7e53a8..71944b2 100644
--- a/libs/rs/java/Fountain/Android.mk
+++ b/libs/rs/java/Fountain/Android.mk
@@ -14,14 +14,18 @@
# limitations under the License.
#
+ifneq ($(TARGET_SIMULATOR),true)
+
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_MODULE_TAGS := optional
-LOCAL_SRC_FILES := $(call all-java-files-under, src)
+LOCAL_SRC_FILES := $(call all-java-files-under, src) $(call all-renderscript-files-under, src)
#LOCAL_STATIC_JAVA_LIBRARIES := android.renderscript
LOCAL_PACKAGE_NAME := Fountain
include $(BUILD_PACKAGE)
+
+endif
diff --git a/libs/rs/java/Fountain/res/drawable/gadgets_clock_mp3.png b/libs/rs/java/Fountain/res/drawable/gadgets_clock_mp3.png
deleted file mode 100755
index e91bfb4..0000000
--- a/libs/rs/java/Fountain/res/drawable/gadgets_clock_mp3.png
+++ /dev/null
Binary files differ
diff --git a/libs/rs/java/Fountain/res/raw/fountain.c b/libs/rs/java/Fountain/res/raw/fountain.c
deleted file mode 100644
index 73b819b..0000000
--- a/libs/rs/java/Fountain/res/raw/fountain.c
+++ /dev/null
@@ -1,52 +0,0 @@
-// Fountain test script
-#pragma version(1)
-
-int newPart = 0;
-
-int main(int launchID) {
- int ct;
- int count = Control->count;
- int rate = Control->rate;
- float height = getHeight();
- struct point_s * p = (struct point_s *)point;
-
- if (rate) {
- float rMax = ((float)rate) * 0.005f;
- int x = Control->x;
- int y = Control->y;
- int color = ((int)(Control->r * 255.f)) |
- ((int)(Control->g * 255.f)) << 8 |
- ((int)(Control->b * 255.f)) << 16 |
- (0xf0 << 24);
- struct point_s * np = &p[newPart];
-
- while (rate--) {
- vec2Rand((float *)&np->delta.x, rMax);
- np->position.x = x;
- np->position.y = y;
- np->color = color;
- newPart++;
- np++;
- if (newPart >= count) {
- newPart = 0;
- np = &p[newPart];
- }
- }
- }
-
- for (ct=0; ct < count; ct++) {
- float dy = p->delta.y + 0.15f;
- float posy = p->position.y + dy;
- if ((posy > height) && (dy > 0)) {
- dy *= -0.3f;
- }
- p->delta.y = dy;
- p->position.x += p->delta.x;
- p->position.y = posy;
- p++;
- }
-
- uploadToBufferObject(NAMED_PartBuffer);
- drawSimpleMesh(NAMED_PartMesh);
- return 1;
-}
diff --git a/libs/rs/java/Fountain/res/raw/fountain2.rs b/libs/rs/java/Fountain/res/raw/fountain2.rs
deleted file mode 100644
index 3301140..0000000
--- a/libs/rs/java/Fountain/res/raw/fountain2.rs
+++ /dev/null
@@ -1,73 +0,0 @@
-// Fountain test script
-#pragma version(1)
-
-#include "rs_types.rsh"
-#include "rs_math.rsh"
-#include "rs_graphics.rsh"
-
-static int newPart = 0;
-
-typedef struct Control_s {
- int x, y;
- int rate;
- int count;
- float r, g, b;
- rs_allocation partBuffer;
- rs_mesh partMesh;
-} Control_t;
-Control_t *Control;
-
-typedef struct Point_s{
- float2 delta;
- float2 position;
- unsigned int color;
-} Point_t;
-Point_t *point;
-
-int main(int launchID) {
- int ct;
- int count = Control->count;
- int rate = Control->rate;
- float height = getHeight();
- Point_t * p = point;
-
- if (rate) {
- float rMax = ((float)rate) * 0.005f;
- int x = Control->x;
- int y = Control->y;
- int color = ((int)(Control->r * 255.f)) |
- ((int)(Control->g * 255.f)) << 8 |
- ((int)(Control->b * 255.f)) << 16 |
- (0xf0 << 24);
- Point_t * np = &p[newPart];
-
- while (rate--) {
- np->delta = vec2Rand(rMax);
- np->position.x = x;
- np->position.y = y;
- np->color = color;
- newPart++;
- np++;
- if (newPart >= count) {
- newPart = 0;
- np = &p[newPart];
- }
- }
- }
-
- for (ct=0; ct < count; ct++) {
- float dy = p->delta.y + 0.15f;
- float posy = p->position.y + dy;
- if ((posy > height) && (dy > 0)) {
- dy *= -0.3f;
- }
- p->delta.y = dy;
- p->position.x += p->delta.x;
- p->position.y = posy;
- p++;
- }
-
- uploadToBufferObject(Control->partBuffer);
- drawSimpleMesh(Control->partMesh);
- return 1;
-}
diff --git a/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java b/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java
index 9356579..297ea07 100644
--- a/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java
+++ b/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java
@@ -22,94 +22,50 @@ import android.util.Log;
public class FountainRS {
- public static final int PART_COUNT = 20000;
-
- static class SomeData {
- public int x;
- public int y;
- public int rate;
- public int count;
- public float r;
- public float g;
- public float b;
- }
+ public static final int PART_COUNT = 50000;
public FountainRS() {
}
+ private Resources mRes;
+ private RenderScriptGL mRS;
+ private ScriptC_Fountain mScript;
public void init(RenderScriptGL rs, Resources res, int width, int height) {
mRS = rs;
mRes = res;
- initRS();
- }
-
- public void newTouchPosition(int x, int y, int rate) {
- if (mSD.rate == 0) {
- mSD.r = ((x & 0x1) != 0) ? 0.f : 1.f;
- mSD.g = ((x & 0x2) != 0) ? 0.f : 1.f;
- mSD.b = ((x & 0x4) != 0) ? 0.f : 1.f;
- if ((mSD.r + mSD.g + mSD.b) < 0.9f) {
- mSD.r = 0.8f;
- mSD.g = 0.5f;
- mSD.b = 1.f;
- }
- }
- mSD.rate = rate;
- mSD.x = x;
- mSD.y = y;
- mIntAlloc.data(mSD);
- }
-
-
- /////////////////////////////////////////
-
- private Resources mRes;
-
- private RenderScriptGL mRS;
- private Allocation mIntAlloc;
- private SimpleMesh mSM;
- private SomeData mSD;
- private Type mSDType;
- private void initRS() {
- mSD = new SomeData();
- mSDType = Type.createFromClass(mRS, SomeData.class, 1, "SomeData");
- mIntAlloc = Allocation.createTyped(mRS, mSDType);
- mSD.count = PART_COUNT;
- mIntAlloc.data(mSD);
+ ProgramFragment.Builder pfb = new ProgramFragment.Builder(rs);
+ pfb.setVaryingColor(true);
+ rs.contextBindProgramFragment(pfb.create());
- Element.Builder eb = new Element.Builder(mRS);
- eb.add(Element.createVector(mRS, Element.DataType.FLOAT_32, 2), "delta");
- eb.add(Element.createAttrib(mRS, Element.DataType.FLOAT_32, Element.DataKind.POSITION, 2), "position");
- eb.add(Element.createAttrib(mRS, Element.DataType.UNSIGNED_8, Element.DataKind.COLOR, 4), "color");
- Element primElement = eb.create();
+ ScriptField_Point points = new ScriptField_Point(mRS, PART_COUNT);
+ Mesh.AllocationBuilder smb = new Mesh.AllocationBuilder(mRS);
+ smb.addVertexAllocation(points.getAllocation());
+ smb.addIndexType(Primitive.POINT);
+ Mesh sm = smb.create();
- SimpleMesh.Builder smb = new SimpleMesh.Builder(mRS);
- int vtxSlot = smb.addVertexType(primElement, PART_COUNT);
- smb.setPrimitive(Primitive.POINT);
- mSM = smb.create();
- mSM.setName("PartMesh");
-
- Allocation partAlloc = mSM.createVertexAllocation(vtxSlot);
- partAlloc.setName("PartBuffer");
- mSM.bindVertexAllocation(partAlloc, 0);
+ mScript = new ScriptC_Fountain(mRS, mRes, R.raw.fountain, true);
+ mScript.set_partMesh(sm);
+ mScript.bind_point(points);
+ mRS.contextBindRootScript(mScript);
+ }
- // All setup of named objects should be done by this point
- // because we are about to compile the script.
- ScriptC.Builder sb = new ScriptC.Builder(mRS);
- sb.setScript(mRes, R.raw.fountain);
- sb.setRoot(true);
- sb.setType(mSDType, "Control", 0);
- sb.setType(mSM.getVertexType(0), "point", 1);
- Script script = sb.create();
- script.setClearColor(0.0f, 0.0f, 0.0f, 1.0f);
+ boolean holdingColor[] = new boolean[10];
+ public void newTouchPosition(float x, float y, float pressure, int id) {
+ if (id > holdingColor.length) {
+ return;
+ }
+ int rate = (int)(pressure * pressure * 500.f);
+ if(rate > 500) {
+ rate = 500;
+ }
+ if (rate > 0) {
+ mScript.invoke_addParticles(rate, x, y, id, !holdingColor[id]);
+ holdingColor[id] = true;
+ } else {
+ holdingColor[id] = false;
+ }
- script.bindAllocation(mIntAlloc, 0);
- script.bindAllocation(partAlloc, 1);
- mRS.contextBindRootScript(script);
}
-
}
-
-
diff --git a/libs/rs/java/Fountain/src/com/android/fountain/FountainView.java b/libs/rs/java/Fountain/src/com/android/fountain/FountainView.java
index dfd6a49..c141165 100644
--- a/libs/rs/java/Fountain/src/com/android/fountain/FountainView.java
+++ b/libs/rs/java/Fountain/src/com/android/fountain/FountainView.java
@@ -71,17 +71,33 @@ public class FountainView extends RSSurfaceView {
@Override
public boolean onTouchEvent(MotionEvent ev)
{
- int act = ev.getAction();
+ int act = ev.getActionMasked();
if (act == ev.ACTION_UP) {
- mRender.newTouchPosition(0, 0, 0);
+ mRender.newTouchPosition(0, 0, 0, ev.getPointerId(0));
return false;
+ } else if (act == MotionEvent.ACTION_POINTER_UP) {
+ // only one pointer going up, we can get the index like this
+ int pointerIndex = ev.getActionIndex();
+ int pointerId = ev.getPointerId(pointerIndex);
+ mRender.newTouchPosition(0, 0, 0, pointerId);
}
- float rate = (ev.getPressure() * 50.f);
- rate *= rate;
- if(rate > 2000.f) {
- rate = 2000.f;
+ int count = ev.getHistorySize();
+ int pcount = ev.getPointerCount();
+
+ for (int p=0; p < pcount; p++) {
+ int id = ev.getPointerId(p);
+ mRender.newTouchPosition(ev.getX(p),
+ ev.getY(p),
+ ev.getPressure(p),
+ id);
+
+ for (int i=0; i < count; i++) {
+ mRender.newTouchPosition(ev.getHistoricalX(p, i),
+ ev.getHistoricalY(p, i),
+ ev.getHistoricalPressure(p, i),
+ id);
+ }
}
- mRender.newTouchPosition((int)ev.getX(), (int)ev.getY(), (int)rate);
return true;
}
}
diff --git a/libs/rs/java/Fountain/src/com/android/fountain/fountain.rs b/libs/rs/java/Fountain/src/com/android/fountain/fountain.rs
new file mode 100644
index 0000000..812cb7a
--- /dev/null
+++ b/libs/rs/java/Fountain/src/com/android/fountain/fountain.rs
@@ -0,0 +1,72 @@
+// Fountain test script
+#pragma version(1)
+
+#pragma rs java_package_name(com.android.fountain)
+
+#pragma stateFragment(parent)
+
+#include "rs_graphics.rsh"
+
+static int newPart = 0;
+rs_mesh partMesh;
+
+typedef struct __attribute__((packed, aligned(4))) Point {
+ float2 delta;
+ float2 position;
+ uchar4 color;
+} Point_t;
+Point_t *point;
+
+#pragma rs export_var(point, partMesh)
+#pragma rs export_func(addParticles)
+
+int root() {
+ float dt = min(rsGetDt(), 0.1f);
+ rsgClearColor(0.f, 0.f, 0.f, 1.f);
+ const float height = rsgGetHeight();
+ const int size = rsAllocationGetDimX(rsGetAllocation(point));
+ float dy2 = dt * (10.f);
+ Point_t * p = point;
+ for (int ct=0; ct < size; ct++) {
+ p->delta.y += dy2;
+ p->position += p->delta;
+ if ((p->position.y > height) && (p->delta.y > 0)) {
+ p->delta.y *= -0.3f;
+ }
+ p++;
+ }
+
+ rsgDrawMesh(partMesh);
+ return 1;
+}
+
+static float4 partColor[10];
+void addParticles(int rate, float x, float y, int index, bool newColor)
+{
+ if (newColor) {
+ partColor[index].x = rsRand(0.5f, 1.0f);
+ partColor[index].y = rsRand(1.0f);
+ partColor[index].z = rsRand(1.0f);
+ }
+ float rMax = ((float)rate) * 0.02f;
+ int size = rsAllocationGetDimX(rsGetAllocation(point));
+ uchar4 c = rsPackColorTo8888(partColor[index]);
+
+ Point_t * np = &point[newPart];
+ float2 p = {x, y};
+ while (rate--) {
+ float angle = rsRand(3.14f * 2.f);
+ float len = rsRand(rMax);
+ np->delta.x = len * sin(angle);
+ np->delta.y = len * cos(angle);
+ np->position = p;
+ np->color = c;
+ newPart++;
+ np++;
+ if (newPart >= size) {
+ newPart = 0;
+ np = &point[newPart];
+ }
+ }
+}
+
generated by cgit v1.1 at 2025-08-17 18:27:47 +0000