mirror of https://github.com/OpenRCT2/OpenRCT2.git
Merge pull request #19958 from Gymnasiast/refactor/wooden-a-b
This commit is contained in:
Tulio Leao
GitHub
commit
f5d9d00fba
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@ -446,6 +446,84 @@ static constexpr const uint16_t word_97B3C4[] = {
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// clang-format on
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/**
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* Draw repeated supports for left over space
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*
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* @param supportType
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* @param imageTemplate
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* @param heightSteps
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* @param session
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* @param baseHeight
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* @param hasSupports
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*/
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static void WoodenABPaintRepeatedSupports(
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int32_t supportType, const ImageId& imageTemplate, int16_t heightSteps, PaintSession& session, uint16_t& baseHeight,
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bool& hasSupports)
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{
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while (heightSteps > 0)
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{
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const bool isHalf = baseHeight & 0x10 || heightSteps == 1 || baseHeight + WATER_HEIGHT_STEP == session.WaterHeight;
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if (isHalf)
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{
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// Half support
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auto imageId = imageTemplate.WithIndex(WoodenSupportImageIds[supportType].half);
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uint8_t boundBoxHeight = (heightSteps == 1) ? 7 : 12;
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { 32, 32, boundBoxHeight });
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baseHeight += 16;
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heightSteps -= 1;
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}
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else
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{
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// Full support
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auto imageId = imageTemplate.WithIndex(WoodenSupportImageIds[supportType].full);
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uint8_t boundBoxHeight = (heightSteps == 2) ? 23 : 28;
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { 32, 32, boundBoxHeight });
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baseHeight += 32;
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heightSteps -= 2;
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}
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hasSupports = true;
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}
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}
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/**
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* Draw special pieces, e.g. curved supports.
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*/
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static bool WoodenABSupportPaintSetupPaintSpecial(
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PaintSession& session, int32_t supportType, int32_t special, const ImageId& imageTemplate, uint16_t baseHeight,
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bool hasSupports)
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{
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uint16_t specialIndex = (special - 1) & 0xFFFF;
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const UnkSupportsDescriptor& supportsDesc = Byte97B23C[specialIndex];
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// TODO: Byte97B23C[specialIndex].var_7 is never 0
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if (WoodenCurveSupportImageIds[supportType] != nullptr && WoodenCurveSupportImageIds[supportType][specialIndex] != 0
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&& supportsDesc.var_7 != 0)
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{
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hasSupports = true;
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auto imageId = imageTemplate.WithIndex(WoodenCurveSupportImageIds[supportType][specialIndex]);
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auto boundBox = supportsDesc.bounding_box;
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boundBox.offset.z += baseHeight;
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if (supportsDesc.var_6 == 0 || session.WoodenSupportsPrependTo == nullptr)
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{
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, boundBox);
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}
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else
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{
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auto* paintStruct = PaintAddImageAsOrphan(session, imageId, { 0, 0, baseHeight }, boundBox);
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if (paintStruct != nullptr)
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{
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session.WoodenSupportsPrependTo->Children = paintStruct;
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}
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}
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}
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return hasSupports;
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}
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/**
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* Adds paint structs for wooden supports.
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* rct2: 0x006629BC
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@ -473,19 +551,21 @@ bool WoodenASupportsPaintSetup(
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imageTemplate = ImageId().WithTransparency(FilterPaletteID::PaletteDarken1);
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}
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int32_t z = Floor2(session.Support.height + 15, 16);
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height -= z;
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if (height < 0)
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uint16_t baseHeight = Floor2(session.Support.height + 15, 16);
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int16_t supportLength = height - baseHeight;
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if (supportLength < 0)
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{
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return false;
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}
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height /= 16;
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int16_t heightSteps = supportLength / 16;
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bool hasSupports = false;
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bool drawFlatPiece = false;
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// Draw base support (usually shaped to the slope)
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int32_t slope = session.Support.slope;
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auto slope = session.Support.slope;
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if (slope & SUPPORTS_SLOPE_5)
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{
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// Above scenery (just put a base piece above it)
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@ -494,8 +574,8 @@ bool WoodenASupportsPaintSetup(
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else if (slope & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
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{
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// Steep diagonal (place the correct shaped support for the slope)
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height -= 2;
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if (height < 0)
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heightSteps -= 2;
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if (heightSteps < 0)
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{
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return false;
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}
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@ -508,24 +588,27 @@ bool WoodenASupportsPaintSetup(
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else
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{
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auto imageId = imageTemplate.WithIndex(imageIndex + word_97B3C4[slope & TILE_ELEMENT_SURFACE_SLOPE_MASK]);
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PaintAddImageAsParent(session, imageId, { 0, 0, z }, { { 0, 0, z + 2 }, { 32, 32, 11 } });
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { { 0, 0, baseHeight + 2 }, { 32, 32, 11 } });
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PaintAddImageAsParent(
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session, imageId.WithIndexOffset(4), { 0, 0, z + 16 }, { { 0, 0, z + 16 + 2 }, { 32, 32, 11 } });
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session, imageId.WithIndexOffset(4), { 0, 0, baseHeight + 16 },
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{ { 0, 0, baseHeight + 16 + 2 }, { 32, 32, 11 } });
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hasSupports = true;
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}
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z += 32;
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baseHeight += 32;
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}
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else if ((slope & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP) != 0)
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{
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// 1 to 3 quarters up
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height--;
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if (height < 0)
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heightSteps--;
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if (heightSteps < 0)
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{
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return false;
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}
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int32_t imageIndex = WoodenSupportImageIds[supportType].slope;
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auto imageIndex = WoodenSupportImageIds[supportType].slope;
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if (imageIndex == 0)
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{
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drawFlatPiece = true;
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@ -533,73 +616,26 @@ bool WoodenASupportsPaintSetup(
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else
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{
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auto imageId = imageTemplate.WithIndex(imageIndex + word_97B3C4[slope & TILE_ELEMENT_SURFACE_SLOPE_MASK]);
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PaintAddImageAsParent(session, imageId, { 0, 0, z }, { { 0, 0, z + 2 }, { 32, 32, 11 } });
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { { 0, 0, baseHeight + 2 }, { 32, 32, 11 } });
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hasSupports = true;
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}
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z += 16;
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baseHeight += 16;
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}
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// Draw flat base support
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if (drawFlatPiece)
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{
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auto imageId = imageTemplate.WithIndex(WoodenSupportImageIds[supportType].flat);
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PaintAddImageAsParent(session, imageId, { 0, 0, z - 2 }, { 32, 32, 0 });
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight - 2 }, { 32, 32, 0 });
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hasSupports = true;
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}
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// Draw repeated supports for left over space
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while (height != 0)
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{
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if ((z & 16) == 0 && height >= 2 && z + WATER_HEIGHT_STEP != session.WaterHeight)
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{
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// Full support
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auto imageId = imageTemplate.WithIndex(WoodenSupportImageIds[supportType].full);
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uint8_t ah = height == 2 ? 23 : 28;
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PaintAddImageAsParent(session, imageId, { 0, 0, z }, { 32, 32, ah });
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hasSupports = true;
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z += 32;
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height -= 2;
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}
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else
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{
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// Half support
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auto imageId = imageTemplate.WithIndex(WoodenSupportImageIds[supportType].half);
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uint8_t ah = height == 1 ? 7 : 12;
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PaintAddImageAsParent(session, imageId, { 0, 0, z }, { 32, 32, ah });
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hasSupports = true;
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z += 16;
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height -= 1;
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}
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}
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WoodenABPaintRepeatedSupports(supportType, imageTemplate, heightSteps, session, baseHeight, hasSupports);
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// Draw special pieces, e.g. curved supports
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if (special != 0)
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{
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special = (special - 1) & 0xFFFF;
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if (WoodenCurveSupportImageIds[supportType] != nullptr && WoodenCurveSupportImageIds[supportType][special] != 0
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&& Byte97B23C[special].var_7 != 0)
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{
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auto imageId = imageTemplate.WithIndex(WoodenCurveSupportImageIds[supportType][special]);
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auto bBox = Byte97B23C[special].bounding_box;
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bBox.offset.z += z;
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if (Byte97B23C[special].var_6 == 0 || session.WoodenSupportsPrependTo == nullptr)
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{
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PaintAddImageAsParent(session, imageId, { 0, 0, z }, bBox);
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hasSupports = true;
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}
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else
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{
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hasSupports = true;
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auto* ps = PaintAddImageAsOrphan(session, imageId, { 0, 0, z }, bBox);
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if (ps != nullptr)
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{
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session.WoodenSupportsPrependTo->Children = ps;
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}
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}
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}
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hasSupports = WoodenABSupportPaintSetupPaintSpecial(session, supportType, special, imageTemplate, baseHeight, false);
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}
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return hasSupports;
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@ -634,7 +670,7 @@ bool WoodenBSupportsPaintSetup(
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imageTemplate = ImageId().WithTransparency(FilterPaletteID::PaletteDarken1);
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}
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uint16_t baseHeight = Ceil2(session.Support.height, 16);
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uint16_t baseHeight = Floor2(session.Support.height + 15, 16);
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int16_t supportLength = height - baseHeight;
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if (supportLength < 0)
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@ -644,137 +680,87 @@ bool WoodenBSupportsPaintSetup(
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int16_t heightSteps = supportLength / 16;
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bool _9E32B1 = false;
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bool goTo662E8B = false;
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if (session.Support.slope & 0x20)
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bool hasSupports = false;
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bool drawFlatPiece = false;
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// Draw base support (usually shaped to the slope)
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auto slope = session.Support.slope;
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if (slope & SUPPORTS_SLOPE_5)
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{
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goTo662E8B = true;
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// Above scenery (just put a base piece above it)
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drawFlatPiece = true;
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}
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else if (session.Support.slope & 0x10)
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else if (slope & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
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{
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// Steep diagonal (place the correct shaped support for the slope)
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heightSteps -= 2;
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if (heightSteps < 0)
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{
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return false;
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}
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uint32_t imageIndex = WoodenSupportImageIds[supportType].slope;
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if (imageIndex == 0)
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{
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baseHeight += 32;
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goTo662E8B = true;
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}
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else
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{
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auto imageid = imageTemplate.WithIndex(
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imageIndex + word_97B3C4[session.Support.slope & TILE_ELEMENT_SURFACE_SLOPE_MASK]);
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PaintAddImageAsParent(session, imageid, { 0, 0, baseHeight }, { { 0, 0, baseHeight + 2 }, { 32, 32, 11 } });
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baseHeight += 16;
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PaintAddImageAsParent(
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session, imageid.WithIndexOffset(4), { 0, 0, baseHeight }, { { 0, 0, baseHeight + 2 }, { 32, 32, 3 } });
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baseHeight += 16;
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_9E32B1 = true;
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}
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}
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else if ((session.Support.slope & 0x0F) != 0)
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{
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heightSteps -= 1;
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if (heightSteps < 0)
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{
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return false;
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}
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auto imageIndex = WoodenSupportImageIds[supportType].slope;
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if (imageIndex == 0)
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{
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baseHeight += 16;
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goTo662E8B = true;
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drawFlatPiece = true;
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}
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else
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{
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auto imageId = imageTemplate.WithIndex(
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imageIndex + word_97B3C4[session.Support.slope & TILE_ELEMENT_SURFACE_SLOPE_MASK]);
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auto imageId = imageTemplate.WithIndex(imageIndex + word_97B3C4[slope & TILE_ELEMENT_SURFACE_SLOPE_MASK]);
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { { 0, 0, baseHeight + 2 }, { 32, 32, 3 } });
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baseHeight += 16;
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { { 0, 0, baseHeight + 2 }, { 32, 32, 11 } });
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PaintAddImageAsParent(
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session, imageId.WithIndexOffset(4), { 0, 0, baseHeight + 16 },
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{ { 0, 0, baseHeight + 16 + 2 }, { 32, 32, 3 } });
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_9E32B1 = true;
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hasSupports = true;
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}
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baseHeight += 32;
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}
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else if ((slope & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP) != 0)
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{
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// 1 to 3 quarters up
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heightSteps--;
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if (heightSteps < 0)
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{
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return false;
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}
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auto imageIndex = WoodenSupportImageIds[supportType].slope;
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if (imageIndex == 0)
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{
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drawFlatPiece = true;
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}
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else
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{
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auto imageId = imageTemplate.WithIndex(imageIndex + word_97B3C4[slope & TILE_ELEMENT_SURFACE_SLOPE_MASK]);
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { { 0, 0, baseHeight + 2 }, { 32, 32, 3 } });
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hasSupports = true;
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}
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baseHeight += 16;
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}
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bool skipTo663004 = false;
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if (goTo662E8B)
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// Draw flat base support
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if (drawFlatPiece)
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{
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if (heightSteps == 0)
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{
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skipTo663004 = true;
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}
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else
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if (heightSteps > 0)
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{
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auto imageId = imageTemplate.WithIndex(WoodenSupportImageIds[supportType].flat);
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight - 2 }, { 32, 32, 0 });
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_9E32B1 = true;
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hasSupports = true;
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}
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}
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if (!skipTo663004)
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{
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while (heightSteps > 0)
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{
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if (baseHeight & 0x10 || heightSteps == 1 || baseHeight + WATER_HEIGHT_STEP == session.WaterHeight)
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{
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auto imageId = imageTemplate.WithIndex(WoodenSupportImageIds[supportType].half);
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { 32, 32, ((heightSteps == 1) ? 7 : 12) });
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heightSteps -= 1;
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baseHeight += 16;
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_9E32B1 = true;
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}
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else
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{
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auto imageId = imageTemplate.WithIndex(WoodenSupportImageIds[supportType].full);
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, { 32, 32, ((heightSteps == 2) ? 23 : 28) });
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heightSteps -= 2;
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baseHeight += 32;
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_9E32B1 = true;
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}
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}
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}
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WoodenABPaintRepeatedSupports(supportType, imageTemplate, heightSteps, session, baseHeight, hasSupports);
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if (special != 0)
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{
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uint16_t specialIndex = (special - 1) & 0xFFFF;
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const UnkSupportsDescriptor& supportsDesc = Byte97B23C[specialIndex];
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if (WoodenCurveSupportImageIds[supportType] != nullptr && WoodenCurveSupportImageIds[supportType][specialIndex] != 0
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&& supportsDesc.var_7 != 0)
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{ // Byte97B23C[special].var_7 is never 0
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auto imageId = imageTemplate.WithIndex(WoodenCurveSupportImageIds[supportType][specialIndex]);
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auto boundBox = supportsDesc.bounding_box;
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boundBox.offset.z += baseHeight;
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if (supportsDesc.var_6 == 0 || session.WoodenSupportsPrependTo == nullptr)
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{
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PaintAddImageAsParent(session, imageId, { 0, 0, baseHeight }, boundBox);
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_9E32B1 = true;
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}
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else
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{
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auto* paintStruct = PaintAddImageAsOrphan(session, imageId, { 0, 0, baseHeight }, boundBox);
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_9E32B1 = true;
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if (paintStruct != nullptr)
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{
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session.WoodenSupportsPrependTo->Children = paintStruct;
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}
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}
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}
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hasSupports = WoodenABSupportPaintSetupPaintSpecial(session, supportType, special, imageTemplate, baseHeight, false);
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}
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return _9E32B1;
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return hasSupports;
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}
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/**
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