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Diffstat (limited to 'src/com/android/wallpaper/fall/fall.rs')
-rw-r--r--src/com/android/wallpaper/fall/fall.rs382
1 files changed, 0 insertions, 382 deletions
diff --git a/src/com/android/wallpaper/fall/fall.rs b/src/com/android/wallpaper/fall/fall.rs
deleted file mode 100644
index d1e3446..0000000
--- a/src/com/android/wallpaper/fall/fall.rs
+++ /dev/null
@@ -1,382 +0,0 @@
-// Copyright (C) 2009 The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#pragma version(1)
-
-#pragma rs java_package_name(com.android.wallpaper.fall)
-
-#include "rs_graphics.rsh"
-
-#define LEAVES_TEXTURES_COUNT 8
-#define LEAF_SIZE 0.55f
-#define LEAVES_COUNT 14
-
-// Things we need to set from the application
-float g_glWidth;
-float g_glHeight;
-float g_meshWidth;
-float g_meshHeight;
-float g_xOffset;
-float g_rotate;
-
-rs_program_vertex g_PVWater;
-rs_program_vertex g_PVSky;
-
-rs_program_fragment g_PFSky;
-rs_program_store g_PFSLeaf;
-rs_program_fragment g_PFBackground;
-
-rs_allocation g_TLeaves;
-rs_allocation g_TRiverbed;
-
-rs_mesh g_WaterMesh;
-
-typedef struct Constants {
- float4 Drop01;
- float4 Drop02;
- float4 Drop03;
- float4 Drop04;
- float4 Drop05;
- float4 Drop06;
- float4 Drop07;
- float4 Drop08;
- float4 Drop09;
- float4 Drop10;
- float4 Offset;
- float Rotate;
-} Constants_t;
-
-Constants_t *g_Constants;
-rs_program_store g_PFSBackground;
-
-//float skyOffsetX;
-//float skyOffsetY;
-static float g_DT;
-static int64_t g_LastTime;
-
-typedef struct Drop {
- float ampS;
- float ampE;
- float spread;
- float x;
- float y;
-} Drop_t;
-static Drop_t gDrops[10];
-static int gMaxDrops;
-
-typedef struct Leaves {
- float x;
- float y;
- float scale;
- float angle;
- float spin;
- float u1;
- float u2;
- float altitude;
- float rippled;
- float deltaX;
- float deltaY;
- int newLeaf;
-} Leaves_t;
-
-static Leaves_t gLeavesStore[LEAVES_COUNT];
-static Leaves_t* gLeaves[LEAVES_COUNT];
-static Leaves_t* gNextLeaves[LEAVES_COUNT];
-
-void initLeaves() {
- Leaves_t *leaf = gLeavesStore;
- // globals haven't been set at this point yet. We need to find the correct
- // function index to call this, we can wait until reflection works
- float width = 2; //g_glWidth;
- float height = 3.333; //g_glHeight;
-
- int i;
- for (i = 0; i < LEAVES_COUNT; i ++) {
- gLeaves[i] = leaf;
- int sprite = rsRand(LEAVES_TEXTURES_COUNT);
- leaf->x = rsRand(-width, width);
- leaf->y = rsRand(-height * 0.5f, height * 0.5f);
- leaf->scale = rsRand(0.4f, 0.5f);
- leaf->angle = rsRand(0.0f, 360.0f);
- leaf->spin = degrees(rsRand(-0.02f, 0.02f)) * 0.25f;
- leaf->u1 = (float)sprite / (float) LEAVES_TEXTURES_COUNT;
- leaf->u2 = (float)(sprite + 1) / (float) LEAVES_TEXTURES_COUNT;
- leaf->altitude = -1.0f;
- leaf->rippled = 1.0f;
- leaf->deltaX = rsRand(-0.01f, 0.01f);
- leaf->deltaY = -rsRand(0.036f, 0.044f);
- leaf++;
- }
-}
-
-void init() {
- int ct;
- gMaxDrops = 10;
- for (ct=0; ct<gMaxDrops; ct++) {
- gDrops[ct].ampS = 0;
- gDrops[ct].ampE = 0;
- gDrops[ct].spread = 1;
- }
-
- initLeaves();
- g_LastTime = rsUptimeMillis();
- g_DT = 0.1f;
-}
-
-static void updateDrop(int ct) {
- gDrops[ct].spread += 30.f * g_DT;
- gDrops[ct].ampE = gDrops[ct].ampS / gDrops[ct].spread;
-}
-
-static void drop(int x, int y, float s) {
- int ct;
- int iMin = 0;
- float minAmp = 10000.f;
- for (ct = 0; ct < gMaxDrops; ct++) {
- if (gDrops[ct].ampE < minAmp) {
- iMin = ct;
- minAmp = gDrops[ct].ampE;
- }
- }
- gDrops[iMin].ampS = s;
- gDrops[iMin].spread = 0;
- gDrops[iMin].x = x;
- gDrops[iMin].y = g_meshHeight - y - 1;
- updateDrop(iMin);
-}
-
-static void generateRipples() {
- int ct;
- for (ct = 0; ct < gMaxDrops; ct++) {
- Drop_t * d = &gDrops[ct];
- float *v = (float*)&g_Constants->Drop01;
- v += ct*4;
- *(v++) = d->x;
- *(v++) = d->y;
- *(v++) = d->ampE * 0.12f;
- *(v++) = d->spread;
- }
- g_Constants->Offset.x = g_xOffset;
-
- for (ct = 0; ct < gMaxDrops; ct++) {
- updateDrop(ct);
- }
-}
-
-static void genLeafDrop(Leaves_t *leaf, float amp) {
- float nx = (leaf->x + g_glWidth * 0.5f) / g_glWidth;
- float ny = (leaf->y + g_glHeight * 0.5f) / g_glHeight;
- drop(nx * g_meshWidth, g_meshHeight - ny * g_meshHeight, amp);
-}
-
-static int drawLeaf(Leaves_t *leaf) {
-
- float x = leaf->x;
- float y = leaf->y;
-
- float u1 = leaf->u1;
- float u2 = leaf->u2;
-
- float a = leaf->altitude;
- float s = leaf->scale;
- float r = leaf->angle;
-
- float tz = 0.0f;
- if (a > 0.0f) {
- tz = -a;
- }
-
- rs_matrix4x4 matrix;
- if (a > 0.0f) {
-
- float alpha = 1.0f;
- if (a >= 0.4f) alpha = 1.0f - (a - 0.4f) / 0.1f;
-
- rsgProgramFragmentConstantColor(g_PFSky, 0.0f, 0.0f, 0.0f, alpha * 0.15f);
-
- rsMatrixLoadIdentity(&matrix);
- if (!g_rotate) {
- rsMatrixTranslate(&matrix, x - g_xOffset * 2, y, 0);
- } else {
- rsMatrixTranslate(&matrix, x, y, 0);
- rsMatrixRotate(&matrix, 90.0f, 0.0f, 0.0f, 1.0f);
- }
-
- float shadowOffet = a * 0.2f;
-
- rsMatrixScale(&matrix, s, s, 1.0f);
- rsMatrixRotate(&matrix, r, 0.0f, 0.0f, 1.0f);
- rsgProgramVertexLoadModelMatrix(&matrix);
-
- rsgDrawQuadTexCoords(-LEAF_SIZE, -LEAF_SIZE, 0, u1, 1.0f,
- LEAF_SIZE, -LEAF_SIZE, 0, u2, 1.0f,
- LEAF_SIZE, LEAF_SIZE, 0, u2, 0.0f,
- -LEAF_SIZE, LEAF_SIZE, 0, u1, 0.0f);
-
- rsgProgramFragmentConstantColor(g_PFSky, 1.0f, 1.0f, 1.0f, alpha);
- } else {
- rsgProgramFragmentConstantColor(g_PFSky, 1.0f, 1.0f, 1.0f, 1.0f);
- }
-
- rsMatrixLoadIdentity(&matrix);
- if (!g_rotate) {
- rsMatrixTranslate(&matrix, x - g_xOffset * 2, y, tz);
- } else {
- rsMatrixTranslate(&matrix, x, y, tz);
- rsMatrixRotate(&matrix, 90.0f, 0.0f, 0.0f, 1.0f);
- }
- rsMatrixScale(&matrix, s, s, 1.0f);
- rsMatrixRotate(&matrix, r, 0.0f, 0.0f, 1.0f);
- rsgProgramVertexLoadModelMatrix(&matrix);
-
- rsgDrawQuadTexCoords(-LEAF_SIZE, -LEAF_SIZE, 0, u1, 1.0f,
- LEAF_SIZE, -LEAF_SIZE, 0, u2, 1.0f,
- LEAF_SIZE, LEAF_SIZE, 0, u2, 0.0f,
- -LEAF_SIZE, LEAF_SIZE, 0, u1, 0.0f);
-
- float spin = leaf->spin;
- if (a <= 0.0f) {
- float rippled = leaf->rippled;
- if (rippled < 0.0f) {
- genLeafDrop(leaf, 1.5f);
- //drop(((x + g_glWidth * 0.5f) / g_glWidth) * meshWidth,
- // meshHeight - ((y + g_glHeight * 0.5f) / g_glHeight) * meshHeight, 1);
- spin *= 0.25f;
- leaf->spin = spin;
- leaf->rippled = 1.0f;
- }
- leaf->x = x + leaf->deltaX * g_DT;
- leaf->y = y + leaf->deltaY * g_DT;
- r += spin;
- leaf->angle = r;
- } else {
- a -= 0.15f * g_DT;
- leaf->altitude = a;
- r += spin * 2.0f;
- leaf->angle = r;
- }
-
- int newLeaf = 0;
- if (-LEAF_SIZE * s + x > g_glWidth || LEAF_SIZE * s + x < -g_glWidth ||
- LEAF_SIZE * s + y < -g_glHeight * 0.5f) {
-
- int sprite = rsRand(LEAVES_TEXTURES_COUNT);
-
- leaf->x = rsRand(-g_glWidth, g_glWidth);
- leaf->y = rsRand(-g_glHeight * 0.5f, g_glHeight * 0.5f);
-
- leaf->scale = rsRand(0.4f, 0.5f);
- leaf->spin = degrees(rsRand(-0.02f, 0.02f)) * 0.35f;
- leaf->u1 = sprite / (float) LEAVES_TEXTURES_COUNT;
- leaf->u2 = (sprite + 1) / (float) LEAVES_TEXTURES_COUNT;
- leaf->altitude = 0.7f;
- leaf->rippled = -1.0f;
- leaf->deltaX = rsRand(-0.01f, 0.01f);
- leaf->deltaY = -rsRand(0.036f, 0.044f);
- leaf->newLeaf = 1;
- newLeaf = 1;
- }
- return newLeaf;
-}
-
-static void drawLeaves() {
- rsgBindProgramFragment(g_PFSky);
- rsgBindProgramStore(g_PFSLeaf);
- rsgBindProgramVertex(g_PVSky);
- rsgBindTexture(g_PFSky, 0, g_TLeaves);
-
- int newLeaves = 0;
- int i = 0;
- for ( ; i < LEAVES_COUNT; i += 1) {
- if (drawLeaf(gLeaves[i])) {
- newLeaves = 1;
-
- }
- }
-
- if (newLeaves > 0) {
- int index = 0;
-
- // Copy all the old leaves to the beginning of gNextLeaves
- for (i=0; i < LEAVES_COUNT; i++) {
- if (gLeaves[i]->newLeaf == 0) {
- gNextLeaves[index] = gLeaves[i];
- index++;
- }
- }
-
- // Now copy all the newly falling leaves to the end of gNextLeaves
- for (i=0; i < LEAVES_COUNT; i++) {
- if (gLeaves[i]->newLeaf > 0) {
- gNextLeaves[index] = gLeaves[i];
- gNextLeaves[index]->newLeaf = 0;
- index++;
- }
- }
-
- // And move everything in gNextLeaves back to gLeaves
- for (i=0; i < LEAVES_COUNT; i++) {
- gLeaves[i] = gNextLeaves[i];
- }
- }
-
- rs_matrix4x4 matrix;
- rsMatrixLoadIdentity(&matrix);
- rsgProgramVertexLoadModelMatrix(&matrix);
-}
-
-static void drawRiverbed() {
- rsgBindProgramFragment(g_PFBackground);
- rsgBindProgramStore(g_PFSBackground);
- rsgBindTexture(g_PFBackground, 0, g_TRiverbed);
- rsgDrawMesh(g_WaterMesh);
-}
-
-void addDrop(int x, int y) {
- drop(x, y, 2);
-}
-
-int root(void) {
- rsgClearColor(0.f, 0.f, 0.f, 1.f);
-
- // Compute dt in seconds.
- int64_t newTime = rsUptimeMillis();
- g_DT = (newTime - g_LastTime) * 0.001f;
- g_DT = min(g_DT, 0.2f);
- g_LastTime = newTime;
-
- g_Constants->Rotate = (float) g_rotate;
-
- int ct;
- int add = 0;
- for (ct = 0; ct < gMaxDrops; ct++) {
- if (gDrops[ct].ampE < 0.005f) {
- add = 1;
- }
- }
-
- if (add) {
- int i = (int)rsRand(LEAVES_COUNT);
- genLeafDrop(gLeaves[i], rsRand(0.3f) + 0.1f);
- }
-
- rsgBindProgramVertex(g_PVWater);
- generateRipples();
- rsgAllocationSyncAll(rsGetAllocation(g_Constants));
- drawRiverbed();
-
- drawLeaves();
-
- return 50;
-}
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