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make godoc even happier

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faiface 2016-11-23 16:14:40 +01:00
parent bb2a1374e0
commit e0d0207373
1 changed files with 28 additions and 32 deletions
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60
pixelgl/vertex.go
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@ -47,45 +47,41 @@ const (
// VertexUsage specifies how often the vertex array data will be updated. // VertexUsage specifies how often the vertex array data will be updated.
type VertexUsage int type VertexUsage int
// Possible VertexUsage values are:
//
// 1. StaticUsage - never or rarely updated
//
// 2. DynamicUsage - often updated
//
// 3. StreamUsage - updated every frame
const ( const (
StaticUsage VertexUsage = gl.STATIC_DRAW // StaticUsage means the data never or rarely gets updated.
DynamicUsage = gl.DYNAMIC_DRAW StaticUsage VertexUsage = gl.STATIC_DRAW
StreamUsage = gl.STREAM_DRAW
// DynamicUsage means the data gets updated often.
DynamicUsage VertexUsage = gl.DYNAMIC_DRAW
// StreamUsage means the data gets updated every frame.
StreamUsage VertexUsage = gl.STREAM_DRAW
) )
// VertexDrawMode specifies how should the vertices be drawn. // VertexDrawMode specifies how should the vertices be drawn.
type VertexDrawMode int type VertexDrawMode int
// Possible VertexDrawMode values are:
//
// 1. PointsDrawMode - just draw individual PointsDrawMode
//
// 2. LinesDrawMode - take pairs of vertices and draw a line from each pair
//
// 3. LineStripDrawMode - take each two subsequent vertices and draw a line from each two
//
// 4. LineLoopDrawMode - same as line strip, but also draw a line between the first and the last vertex
//
// 5. TrianglesDrawMode - take triples of vertices and draw a triangle from each triple
//
// 6. TriangleStripDrawMode - take each three subsequent vertices and draw a triangle from each three
//
// 7. TriangleFanDrawMode - take each two subsequent vertices excluding the first vertex and draw a triangle from the first vertex and the two
const ( const (
PointsDrawMode VertexDrawMode = gl.POINTS // PointsDrawMode just draws individual points
LinesDrawMode = gl.LINES PointsDrawMode VertexDrawMode = gl.POINTS
LineStripDrawMode = gl.LINE_STRIP
LineLoopDrawMode = gl.LINE_LOOP // LinesDrawMode takes pairs of vertices and draws a line from each pair
TrianglesDrawMode = gl.TRIANGLES LinesDrawMode VertexDrawMode = gl.LINES
TriangleStripDrawMode = gl.TRIANGLE_STRIP
TriangleFanDrawMode = gl.TRIANGLE_FAN // LineStripDrawMode takes each two subsequent vertices and draws a line from each two
LineStripDrawMode VertexDrawMode = gl.LINE_STRIP
// LineLoopDrawMode is same as line strip, but also draws a line between the first and the last vertex
LineLoopDrawMode VertexDrawMode = gl.LINE_LOOP
// TrianglesDrawMode takes triples of vertices and draws a triangle from each triple
TrianglesDrawMode VertexDrawMode = gl.TRIANGLES
// TriangleStripDrawMode takes each three subsequent vertices and draws a triangle from each three
TriangleStripDrawMode VertexDrawMode = gl.TRIANGLE_STRIP
// TriangleFanDrawMode draws triangles from the first vertex and each two subsequent: {0, 1, 2, 3} -> {0, 1, 2}, {0, 2, 3}.
TriangleFanDrawMode VertexDrawMode = gl.TRIANGLE_FAN
) )
// VertexArray is an OpenGL vertex array object that also holds it's own vertex buffer object. // VertexArray is an OpenGL vertex array object that also holds it's own vertex buffer object.