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Render animation fixes, vs code tasks

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This commit is contained in:
shweet
2026-03-15 13:22:53 -04:00
parent 1b5ba6b584
commit bbfafd7331
10 changed files with 102 additions and 16 deletions
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src/imgui/window/animation_preview.cpp
+22
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@@ -85,6 +85,27 @@ namespace anm2ed::imgui
frames.clear();
}
void pixels_unpremultiply_alpha(std::vector<uint8_t>& pixels)
{
for (size_t index = 0; index + 3 < pixels.size(); index += 4)
{
auto alpha = pixels[index + 3];
if (alpha == 0)
{
pixels[index + 0] = 0;
pixels[index + 1] = 0;
pixels[index + 2] = 0;
continue;
}
if (alpha == 255) continue;
float alphaUnit = (float)alpha / 255.0f;
pixels[index + 0] = (uint8_t)glm::clamp((float)std::round((float)pixels[index + 0] / alphaUnit), 0.0f, 255.0f);
pixels[index + 1] = (uint8_t)glm::clamp((float)std::round((float)pixels[index + 1] / alphaUnit), 0.0f, 255.0f);
pixels[index + 2] = (uint8_t)glm::clamp((float)std::round((float)pixels[index + 2] / alphaUnit), 0.0f, 255.0f);
}
}
bool render_audio_stream_generate(AudioStream& audioStream, std::map<int, anm2::Sound>& sounds,
const std::vector<int>& frameSoundIDs, int fps)
{
@@ -320,6 +341,7 @@ namespace anm2ed::imgui
bind();
auto pixels = pixels_get();
if (settings.renderIsRawAnimation) pixels_unpremultiply_alpha(pixels);
auto frameIndex = (int)renderTempFrames.size();
auto framePath = renderTempDirectory / render_frame_filename(settings.renderFormat, frameIndex);
if (Texture::write_pixels_png(framePath, size, pixels.data()))