TouchGFX
touchgfx::Edge is only used within TouchGFX.
 
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CodeScopeSTM32 Libraries and SamplesTouchGFXtouchgfx::Edge

touchgfx::Edge struct

@struct Edge TextureMapTypes.hpp touchgfx/TextureMapTypes.hpp An edge contains information about one edge, between two points, of a triangle, as well as information about how to interpolate values when moving in the vertical direction.

Syntax

struct Edge;
Implemented in TextureMapTypes.hpp:60

Fields

X

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XStep

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numerator

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denominator

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errorTerm

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Y

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height

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oneOverZ

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oneOverZStep

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oneOverZStepExtra

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UOverZ

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UOverZStep

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UOverZStepExtra

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VOverZ

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VOverZStep

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VOverZStepExtra

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Methods

step()

@fn inline int step() Perform a step along the edge. Perform a step along the edge. Read more...

step()

@fn inline int step() Perform a step along the edge. Perform a step along the edge. Read more...

References

LocationReferrerScopeText
TextureMapTypes.hpp:60
struct Edge
LCD.hpp:30
struct Edge;
LCD.hpp:409touchgfx::LCD::drawTextureMapScanLine()::leftEdgetouchgfx::LCD::drawTextureMapScanLine()
virtual void drawTextureMapScanLine(const DrawingSurface& dest, const Gradients& gradients, const Edge* leftEdge, const Edge* rightEdge, const TextureSurface& texture, const Rect& absoluteRect, const Rect& dirtyAreaAbsolute, RenderingVariant renderVariant, uint8_t alpha, uint16_t subDivisionLength) = 0;
LCD16bpp.hpp:193touchgfx::LCD16bpp::drawTextureMapScanLine()::leftEdgetouchgfx::LCD16bpp::drawTextureMapScanLine()
virtual void drawTextureMapScanLine(const DrawingSurface& dest, const Gradients& gradients, const Edge* leftEdge, const Edge* rightEdge, const TextureSurface& texture, const Rect& absoluteRect, const Rect& dirtyAreaAbsolute, RenderingVariant renderVariant, uint8_t alpha, uint16_t subDivisionSize);
LCD24bpp.hpp:195touchgfx::LCD24bpp::drawTextureMapScanLine()::leftEdgetouchgfx::LCD24bpp::drawTextureMapScanLine()
virtual void drawTextureMapScanLine(const DrawingSurface& dest, const Gradients& gradients, const Edge* leftEdge, const Edge* rightEdge, const TextureSurface& texture, const Rect& absoluteRect, const Rect& dirtyAreaAbsolute, RenderingVariant renderVariant, uint8_t alpha, uint16_t subDivisionSize);

Type Use