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[nostalgia/core/studio] Add zoom support to TileSheetEditor

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This commit is contained in:
Gary Talent
2022-02-03 00:24:40 -06:00
parent 78942ce21d
commit d4e198ecc3
6 changed files with 49 additions and 12 deletions
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src/nostalgia/core/studio/tilesheetpixels.cpp
+7 -3
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@@ -8,6 +8,10 @@
namespace nostalgia::core {
void TileSheetPixels::setPixelSizeMod(float sm) noexcept {
m_pixelSizeMod = sm;
}
ox::Error TileSheetPixels::buildShader() noexcept {
const auto Vshad = ox::sfmt(VShad, glutils::GlslVersion);
const auto Fshad = ox::sfmt(FShad, glutils::GlslVersion);
@@ -67,7 +71,7 @@ void TileSheetPixels::setPixelBufferObject(unsigned vertexRow, float x, float y,
}
void TileSheetPixels::setBufferObjects(const NostalgiaGraphic &img, const NostalgiaPalette &pal, glutils::BufferSet *bg) noexcept {
const auto setPixel = [bg, img, pal](std::size_t i, uint8_t p) {
const auto setPixel = [this, bg, img, pal](std::size_t i, uint8_t p) {
const auto color = pal.colors[p];
const auto pt = idxToPt(i, img.columns);
const auto fx = static_cast<float>(pt.x);
@@ -98,11 +102,11 @@ void TileSheetPixels::setBufferObjects(const NostalgiaGraphic &img, const Nostal
}
}
ImVec2 TileSheetPixels::pixelSize() noexcept {
ImVec2 TileSheetPixels::pixelSize() const noexcept {
const auto [sw, sh] = ImGui::GetContentRegionAvail();
constexpr float ymod = 0.35f / 10.0f;
const auto xmod = ymod * sh / sw;
return {xmod, ymod};
return {xmod * m_pixelSizeMod, ymod * m_pixelSizeMod};
}
}