diff options
| author | mattkae <mattkae@protonmail.com> | 2022-12-23 12:50:10 -0500 |
|---|---|---|
| committer | mattkae <mattkae@protonmail.com> | 2022-12-23 12:52:02 -0500 |
| commit | 5667776d9c80f2f2af856da01a14ac20bdf5a3e0 (patch) | |
| tree | 3f20b2a4569477db34bacda3402f5dfa9d87057e | |
| parent | 7228b2e1a2d0a8399facce3493d71a3569d250d5 (diff) | |
Inifinite snow is working again
| -rwxr-xr-x | themes/dist/output.wasm | bin | 135480 -> 135775 bytes | |||
| -rw-r--r-- | themes/src/Snowflake.cpp | 11 |
2 files changed, 10 insertions, 1 deletions
diff --git a/themes/dist/output.wasm b/themes/dist/output.wasm Binary files differindex 02f03e6..78fbef4 100755 --- a/themes/dist/output.wasm +++ b/themes/dist/output.wasm diff --git a/themes/src/Snowflake.cpp b/themes/src/Snowflake.cpp index 7cab8b3..e9f6d5d 100644 --- a/themes/src/Snowflake.cpp +++ b/themes/src/Snowflake.cpp @@ -38,7 +38,7 @@ inline void initFlake(SnowflakeParticleRenderer* renderer, SnowflakeUpdateData* generateSnowflakeShape(&renderer->vertices, randomIntBetween(4, 16), randomFloatBetween(8.f, 16.f), randomFloatBetween(2.f, 6.f)); ud->numVertices = renderer->vertices.numElements - ud->vtxIdx; ud->velocity = Vector2(randomFloatBetween(-10, 10), randomFloatBetween(-100, -85)); - ud->position = Vector2(randomFloatBetween(0, renderer->xMax), randomFloatBetween(renderer->yMax, -renderer->yMax)); + ud->position = Vector2(randomFloatBetween(0, renderer->xMax), randomFloatBetween(renderer->yMax, 3 * renderer->yMax)); } void SnowflakeParticleRenderer::load(SnowflakeLoadParameters params, Renderer2d* renderer) { @@ -89,6 +89,11 @@ void SnowflakeParticleRenderer::load(SnowflakeLoadParameters params, Renderer2d* glBindVertexArray(0); } +inline void resetFlake(SnowflakeParticleRenderer* renderer, SnowflakeUpdateData* ud) { + ud->position.y = 2 * renderer->yMax; + ud->velocity = Vector2(randomFloatBetween(-10, 10), randomFloatBetween(-100, -85)); +} + inline void updateFlake(SnowflakeParticleRenderer* renderer, SnowflakeUpdateData* ud, i32 s, f32 dtSeconds, bool addWind) { if (addWind) ud->velocity += renderer->windSpeed; ud->position += ud->velocity * dtSeconds; @@ -97,6 +102,10 @@ inline void updateFlake(SnowflakeParticleRenderer* renderer, SnowflakeUpdateData for (i32 v = ud->vtxIdx; v < (ud->vtxIdx + ud->numVertices); v++) { renderer->vertices.data[v].vMatrix = m; } + + if (ud->position.y <= -256) { + resetFlake(renderer, ud); + } } void SnowflakeParticleRenderer::update(f32 dtSeconds) { |