func (g *Game) RenderLocalEditor(region g2.Region) { g.editor.Lock() defer g.editor.Unlock() g.editor.region = region g.editor.camera.regionDims = linear.Vec2{float64(region.Dims.Dx), float64(region.Dims.Dy)} levelDims := linear.Vec2{float64(g.Level.Room.Dx), float64(g.Level.Room.Dy)} g.editor.camera.StandardRegion(levelDims.Scale(0.5), levelDims) g.editor.camera.approachTarget() gl.MatrixMode(gl.PROJECTION) gl.PushMatrix() gl.LoadIdentity() defer gl.PopMatrix() gl.PushAttrib(gl.VIEWPORT_BIT) gl.Viewport(gl.Int(region.X), gl.Int(region.Y), gl.Sizei(region.Dx), gl.Sizei(region.Dy)) defer gl.PopAttrib() current := &g.editor.camera.current gl.Ortho( gl.Double(current.mid.X-current.dims.X/2), gl.Double(current.mid.X+current.dims.X/2), gl.Double(current.mid.Y+current.dims.Y/2), gl.Double(current.mid.Y-current.dims.Y/2), gl.Double(1000), gl.Double(-1000), ) defer func() { gl.MatrixMode(gl.PROJECTION) gl.PopMatrix() gl.MatrixMode(gl.MODELVIEW) }() gl.MatrixMode(gl.MODELVIEW) gl.Enable(gl.BLEND) gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA) g.renderWalls() g.renderEdges() g.renderBases() g.renderEntsAndAbilities() g.renderProcesses() g.editor.renderPathing(&g.Level.Room, g.local.pathingData) switch g.editor.action { case editorActionNone: case editorActionPlaceBlock: g.editor.renderPlaceBlock(g) default: base.Error().Printf("Unexpected editorAction: %v", g.editor.action) } }
func (f *Furniture) Render(pos mathgl.Vec2, width float32) { var rgba [4]float64 gl.GetDoublev(gl.CURRENT_COLOR, &rgba[0]) gl.PushAttrib(gl.CURRENT_BIT) if !f.Blocks_los || !f.alpha_enabled { f.alpha = 1 } gl.Color4ub(byte(255*rgba[0]), byte(255*rgba[1]), byte(255*rgba[2]), byte(255*rgba[3]*f.alpha)) orientation := f.Orientations[f.Rotation] dy := width * float32(orientation.Texture.Data().Dy()) / float32(orientation.Texture.Data().Dx()) // orientation.Texture.Data().Render(float64(pos.X), float64(pos.Y), float64(width), float64(dy)) orientation.Texture.Data().RenderAdvanced(float64(pos.X), float64(pos.Y), float64(width), float64(dy), 0, !f.Flip) gl.PopAttrib() }
func (g *Game) RenderLocalGame(region g2.Region) { g.local.Camera.regionDims = linear.Vec2{float64(region.Dims.Dx), float64(region.Dims.Dy)} // func (g *Game) renderLocalHelper(region g2.Region, local *LocalData, camera *cameraInfo, side int) { g.local.Camera.FocusRegion(g, 0) gl.MatrixMode(gl.PROJECTION) gl.PushMatrix() gl.LoadIdentity() // Set the viewport so that we only render into the region that we're supposed // to render to. // TODO: Check if this works on all graphics cards - I've heard that the opengl // spec doesn't actually require that viewport does any clipping. gl.PushAttrib(gl.VIEWPORT_BIT) gl.Viewport(gl.Int(region.X), gl.Int(region.Y), gl.Sizei(region.Dx), gl.Sizei(region.Dy)) defer gl.PopAttrib() current := &g.local.Camera.current gl.Ortho( gl.Double(current.mid.X-current.dims.X/2), gl.Double(current.mid.X+current.dims.X/2), gl.Double(current.mid.Y+current.dims.Y/2), gl.Double(current.mid.Y-current.dims.Y/2), gl.Double(1000), gl.Double(-1000), ) defer func() { gl.MatrixMode(gl.PROJECTION) gl.PopMatrix() gl.MatrixMode(gl.MODELVIEW) }() gl.MatrixMode(gl.MODELVIEW) gl.Enable(gl.BLEND) gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA) level := g.Level zoom := current.dims.X / float64(region.Dims.Dx) level.ManaSource.Draw(zoom, float64(level.Room.Dx), float64(level.Room.Dy)) g.renderWalls() g.renderEdges() g.renderBases() g.renderEntsAndAbilities() g.renderProcesses() g.RenderLosMask() }
func Enable2d(x1, y1, w, h gl.Double) { // Save a copy of the proj matrix so we can restore it // when we want to do more 3d rendering gl.MatrixMode(gl.PROJECTION) gl.LoadIdentity() // Set up orthographic projection gl.Ortho(x1, x1+w, y1, y1+h, 0.0, 1) gl.MatrixMode(gl.MODELVIEW) gl.LoadIdentity() // Make sure depth testing and lighting are disabled for 2d redering // until we are fninished rendering in 2d gl.PushAttrib(gl.DEPTH_BUFFER_BIT | gl.LIGHTING_BIT) gl.Disable(gl.DEPTH_TEST) gl.Disable(gl.LIGHTING) }
func (sp *SpawnPoint) RenderOnFloor() { re := topSpawnRegexp() if re == nil || !re.MatchString(sp.Name) { return } var rgba [4]float64 gl.GetDoublev(gl.CURRENT_COLOR, &rgba[0]) gl.PushAttrib(gl.CURRENT_BIT) gl.Disable(gl.TEXTURE_2D) // This just creates a color that is consistent among all spawn points whose // names match SpawnName-.* prefix := sp.Name for i := range prefix { if prefix[i] == '-' { prefix = prefix[0:i] break } } h := fnv.New32() h.Write([]byte(prefix)) hs := h.Sum32() gl.Color4ub(byte(hs%256), byte((hs/256)%256), byte((hs/(256*256))%256), byte(255*rgba[3])) base.EnableShader("box") base.SetUniformF("box", "dx", float32(sp.Dx)) base.SetUniformF("box", "dy", float32(sp.Dy)) if !sp.temporary { base.SetUniformI("box", "temp_invalid", 0) } else if !sp.invalid { base.SetUniformI("box", "temp_invalid", 1) } else { base.SetUniformI("box", "temp_invalid", 2) } (&texture.Object{}).Data().Render(float64(sp.X), float64(sp.Y), float64(sp.Dx), float64(sp.Dy)) base.EnableShader("") gl.PopAttrib() }
func (e *Entity) drawReticle(pos mathgl.Vec2, rgba [4]float64) { if !e.hovered && !e.selected && !e.controlled { return } gl.PushAttrib(gl.CURRENT_BIT) r := byte(rgba[0] * 255) g := byte(rgba[1] * 255) b := byte(rgba[2] * 255) a := byte(rgba[3] * 255) switch { case e.controlled: gl.Color4ub(0, 0, r, a) case e.selected: gl.Color4ub(r, g, b, a) default: gl.Color4ub(r, g, b, byte((int(a)*200)>>8)) } glow := texture.LoadFromPath(filepath.Join(base.GetDataDir(), "ui", "glow.png")) dx := float64(e.last_render_width + 0.5) dy := float64(e.last_render_width * 150 / 100) glow.Render(float64(pos.X), float64(pos.Y), dx, dy) gl.PopAttrib() }
func (tm *ThunderMenu) Draw(region Region, style StyleStack) { // Set clip planes gl.PushAttrib(gl.TRANSFORM_BIT) defer gl.PopAttrib() var eqs [4][4]gl.Double eqs[0][0], eqs[0][1], eqs[0][2], eqs[0][3] = 1, 0, 0, -gl.Double(region.X) eqs[1][0], eqs[1][1], eqs[1][2], eqs[1][3] = -1, 0, 0, gl.Double(region.X+region.Dx) eqs[2][0], eqs[2][1], eqs[2][2], eqs[2][3] = 0, 1, 0, -gl.Double(region.Y) eqs[3][0], eqs[3][1], eqs[3][2], eqs[3][3] = 0, -1, 0, gl.Double(region.Y+region.Dy) gl.Enable(gl.CLIP_PLANE0) gl.Enable(gl.CLIP_PLANE1) gl.Enable(gl.CLIP_PLANE2) gl.Enable(gl.CLIP_PLANE3) gl.ClipPlane(gl.CLIP_PLANE0, &eqs[0][0]) gl.ClipPlane(gl.CLIP_PLANE1, &eqs[1][0]) gl.ClipPlane(gl.CLIP_PLANE2, &eqs[2][0]) gl.ClipPlane(gl.CLIP_PLANE3, &eqs[3][0]) var start, end int if tm.delta <= 0 { start = tm.current + int(math.Floor(tm.delta)) end = tm.current region.X += int(float64(region.Dx) * (float64(start-tm.current) - tm.delta)) } else { start = tm.current end = tm.current + int(math.Ceil(tm.delta)) region.X += int(float64(region.Dx) * (float64(end-tm.current) - tm.delta - math.Floor(tm.delta) - 1)) } var offset linear.Vec2 offset.X = (float64(tm.current) + tm.delta) * float64(region.Dx) for i := start; i <= end; i++ { style.PushStyle(map[string]interface{}{"offset": offset}) tm.Subs[tm.menuStack[i]].Draw(region, style) style.Pop() region.X += region.Dx } }
func (g *Game) renderLocalArchitect(region g2.Region, local *LocalData) { local.architect.camera.doArchitectFocusRegion(g, local.sys) gl.MatrixMode(gl.PROJECTION) gl.PushMatrix() gl.LoadIdentity() // Set the viewport so that we only render into the region that we're supposed // to render to. // TODO: Check if this works on all graphics cards - I've heard that the opengl // spec doesn't actually require that viewport does any clipping. gl.PushAttrib(gl.VIEWPORT_BIT) gl.Viewport(gl.Int(region.X), gl.Int(region.Y), gl.Sizei(region.Dx), gl.Sizei(region.Dy)) defer gl.PopAttrib() current := local.architect.camera.current gl.Ortho( gl.Double(current.mid.X-current.dims.X/2), gl.Double(current.mid.X+current.dims.X/2), gl.Double(current.mid.Y+current.dims.Y/2), gl.Double(current.mid.Y-current.dims.Y/2), gl.Double(1000), gl.Double(-1000), ) defer func() { gl.MatrixMode(gl.PROJECTION) gl.PopMatrix() gl.MatrixMode(gl.MODELVIEW) }() gl.MatrixMode(gl.MODELVIEW) gl.Enable(gl.BLEND) gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA) zoom := local.architect.camera.current.dims.X / float64(region.Dims.Dx) level := g.Levels[GidInvadersStart] level.ManaSource.Draw(local, zoom, float64(level.Room.Dx), float64(level.Room.Dy)) gl.Begin(gl.LINES) gl.Color4d(1, 1, 1, 1) for _, poly := range g.Levels[GidInvadersStart].Room.Walls { for i := range poly { seg := poly.Seg(i) gl.Vertex2d(gl.Double(seg.P.X), gl.Double(seg.P.Y)) gl.Vertex2d(gl.Double(seg.Q.X), gl.Double(seg.Q.Y)) } } gl.End() gl.Color4ub(0, 255, 0, 255) for side, pos := range g.Levels[GidInvadersStart].Room.Starts { base.GetDictionary("luxisr").RenderString(fmt.Sprintf("S%d", side), pos.X, pos.Y, 0, 100, gui.Center) } gl.Color4d(1, 1, 1, 1) for _, ent := range g.temp.AllEnts { ent.Draw(g, -1) // TODO: Side isn't defined for architect yet } gl.Disable(gl.TEXTURE_2D) g.renderLosMask(local) if local.architect.abs.activeAbility != nil { local.architect.abs.activeAbility.Draw("", g, -1) // TODO: side not defined for architect } }
// For invaders or moba, does a lot of basic stuff common to both func (g *Game) renderLocalHelper(region g2.Region, local *LocalData, camera *cameraInfo, side int) { camera.doInvadersFocusRegion(g, side) gl.MatrixMode(gl.PROJECTION) gl.PushMatrix() gl.LoadIdentity() // Set the viewport so that we only render into the region that we're supposed // to render to. // TODO: Check if this works on all graphics cards - I've heard that the opengl // spec doesn't actually require that viewport does any clipping. gl.PushAttrib(gl.VIEWPORT_BIT) gl.Viewport(gl.Int(region.X), gl.Int(region.Y), gl.Sizei(region.Dx), gl.Sizei(region.Dy)) defer gl.PopAttrib() current := camera.current gl.Ortho( gl.Double(current.mid.X-current.dims.X/2), gl.Double(current.mid.X+current.dims.X/2), gl.Double(current.mid.Y+current.dims.Y/2), gl.Double(current.mid.Y-current.dims.Y/2), gl.Double(1000), gl.Double(-1000), ) defer func() { gl.MatrixMode(gl.PROJECTION) gl.PopMatrix() gl.MatrixMode(gl.MODELVIEW) }() gl.MatrixMode(gl.MODELVIEW) gl.Enable(gl.BLEND) gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA) level := g.Levels[GidInvadersStart] zoom := camera.current.dims.X / float64(region.Dims.Dx) level.ManaSource.Draw(local, zoom, float64(level.Room.Dx), float64(level.Room.Dy)) gl.Color4d(1, 1, 1, 1) var expandedPoly linear.Poly for _, poly := range g.Levels[GidInvadersStart].Room.Walls { // Don't draw counter-clockwise polys, specifically this means don't draw // the boundary of the level. if poly.IsCounterClockwise() { continue } // KLUDGE: This will expand the polygon slightly so that it actually shows // up when the los shadows are drawn over it. Eventually there should be // separate los polys, colision polys, and draw polys so that this isn't // necessary. gl.Begin(gl.TRIANGLE_FAN) expandPoly(poly, &expandedPoly) for _, v := range expandedPoly { gl.Vertex2d(gl.Double(v.X), gl.Double(v.Y)) } gl.End() } gui.SetFontColor(0, 255, 0, 255) for side, pos := range g.Levels[GidInvadersStart].Room.Starts { base.GetDictionary("luxisr").RenderString(fmt.Sprintf("S%d", side), pos.X, pos.Y, 0, 100, gui.Center) } gl.Color4d(1, 1, 1, 1) for _, ent := range g.temp.AllEnts { ent.Draw(g, side) } gl.Disable(gl.TEXTURE_2D) if local.mode != LocalModeMoba { panic("Need to implement drawing players from standard mode data") } for i := range local.moba.players { p := &local.moba.players[i] if p.abs.activeAbility != nil { p.abs.activeAbility.Draw(p.gid, g, side) } } for _, proc := range g.Processes { proc.Draw(Gid(""), g, side) } gl.Color4ub(0, 0, 255, 200) g.renderLosMask(local) }
func (d *Dictionary) RenderString(s string, x, y, z, height float64, just Justification) { if len(s) == 0 { return } strbuf, ok := d.strs[s] if !ok { defer d.RenderString(s, x, y, z, height, just) } else { render.EnableShader("glop.font") diff := 20/math.Pow(height, 1.0) + 5*math.Pow(d.data.Scale, 1.0)/math.Pow(height, 1.0) if diff > 0.4 { // TODO: Need to come up with decent values here diff = 0.4 } render.SetUniformF("glop.font", "dist_min", float32(0.5-diff)) render.SetUniformF("glop.font", "dist_max", float32(0.5+diff)) defer render.EnableShader("") } size := unsafe.Sizeof(dictVert{}) scale := height / float64(d.data.Maxy-d.data.Miny) width := float32(d.figureWidth(s) * scale) x_pos := float32(x) switch just { case Center: x_pos -= width / 2 case Right: x_pos -= width } if ok { gl.PushMatrix() defer gl.PopMatrix() gl.Translated(gl.Double(x_pos), gl.Double(y), gl.Double(z)) gl.Scaled(gl.Double(scale), gl.Double(scale), 1) gl.PushAttrib(gl.COLOR_BUFFER_BIT) defer gl.PopAttrib() gl.Enable(gl.BLEND) gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA) gl.Enable(gl.TEXTURE_2D) gl.BindTexture(gl.TEXTURE_2D, gl.Uint(d.texture)) gl.BindBuffer(gl.ARRAY_BUFFER, gl.Uint(strbuf.vbuffer)) gl.EnableClientState(gl.VERTEX_ARRAY) gl.VertexPointer(2, gl.FLOAT, gl.Sizei(size), nil) gl.EnableClientState(gl.TEXTURE_COORD_ARRAY) gl.TexCoordPointer(2, gl.FLOAT, gl.Sizei(size), gl.Pointer(unsafe.Offsetof(strbuf.vs[0].u))) gl.BindBuffer(gl.ELEMENT_ARRAY_BUFFER, gl.Uint(strbuf.ibuffer)) gl.DrawElements(gl.TRIANGLES, gl.Sizei(len(strbuf.is)), gl.UNSIGNED_SHORT, nil) gl.DisableClientState(gl.VERTEX_ARRAY) gl.DisableClientState(gl.TEXTURE_COORD_ARRAY) gl.Disable(gl.TEXTURE_2D) return } x_pos = 0 var prev rune for _, r := range s { if _, ok := d.data.Kerning[prev]; ok { x_pos += float32(d.data.Kerning[prev][r]) } prev = r info := d.getInfo(r) xleft := x_pos + float32(info.Full_bounds.Min.X) xright := x_pos + float32(info.Full_bounds.Max.X) ytop := float32(info.Full_bounds.Max.Y) + float32(-d.data.Miny) ybot := float32(info.Full_bounds.Min.Y) + float32(-d.data.Miny) start := uint16(len(strbuf.vs)) strbuf.is = append(strbuf.is, start+0) strbuf.is = append(strbuf.is, start+1) strbuf.is = append(strbuf.is, start+2) strbuf.is = append(strbuf.is, start+0) strbuf.is = append(strbuf.is, start+2) strbuf.is = append(strbuf.is, start+3) strbuf.vs = append(strbuf.vs, dictVert{ x: xleft, y: ytop, u: float32(info.Pos.Min.X) / float32(d.data.Dx), v: float32(info.Pos.Max.Y) / float32(d.data.Dy), }) strbuf.vs = append(strbuf.vs, dictVert{ x: xleft, y: ybot, u: float32(info.Pos.Min.X) / float32(d.data.Dx), v: float32(info.Pos.Min.Y) / float32(d.data.Dy), }) strbuf.vs = append(strbuf.vs, dictVert{ x: xright, y: ybot, u: float32(info.Pos.Max.X) / float32(d.data.Dx), v: float32(info.Pos.Min.Y) / float32(d.data.Dy), }) strbuf.vs = append(strbuf.vs, dictVert{ x: xright, y: ytop, u: float32(info.Pos.Max.X) / float32(d.data.Dx), v: float32(info.Pos.Max.Y) / float32(d.data.Dy), }) x_pos += float32(info.Advance) // - float32((info.Full_bounds.Dx() - info.Bounds.Dx())) } gl.GenBuffers(1, (*gl.Uint)(&strbuf.vbuffer)) gl.BindBuffer(gl.ARRAY_BUFFER, gl.Uint(strbuf.vbuffer)) gl.BufferData(gl.ARRAY_BUFFER, gl.Sizeiptr(int(size)*len(strbuf.vs)), gl.Pointer(&strbuf.vs[0].x), gl.STATIC_DRAW) gl.GenBuffers(1, (*gl.Uint)(&strbuf.ibuffer)) gl.BindBuffer(gl.ELEMENT_ARRAY_BUFFER, gl.Uint(strbuf.ibuffer)) gl.BufferData(gl.ELEMENT_ARRAY_BUFFER, gl.Sizeiptr(int(unsafe.Sizeof(strbuf.is[0]))*len(strbuf.is)), gl.Pointer(&strbuf.is[0]), gl.STATIC_DRAW) d.strs[s] = strbuf }