Esempio n. 1
0
func setupTextureList() {
	textureListSync.Do(func() {
		render.Queue(func() {
			textureList = gl.GenLists(1)
			gl.NewList(textureList, gl.COMPILE)
			gl.Begin(gl.QUADS)
			gl.TexCoord2d(0, 0)
			gl.Vertex2i(0, 0)

			gl.TexCoord2d(0, -1)
			gl.Vertex2i(0, 1)

			gl.TexCoord2d(1, -1)
			gl.Vertex2i(1, 1)

			gl.TexCoord2d(1, 0)
			gl.Vertex2i(1, 0)
			gl.End()
			gl.EndList()
		})
	})
}
Esempio n. 2
0
// room: the wall to draw
// wall: the texture to render on the wall
// temp: an additional texture to render along with the other detail textures
// specified in room
// left,right: the xy planes of the left and right walls
func drawWall(room *Room, floor, left, right mathgl.Mat4, temp_tex *WallTexture, temp_door doorInfo, cstack base.ColorStack, los_tex *LosTexture, los_alpha float64) {
	gl.Enable(gl.STENCIL_TEST)
	defer gl.Disable(gl.STENCIL_TEST)

	gl.MatrixMode(gl.MODELVIEW)
	gl.PushMatrix()
	defer gl.PopMatrix()

	var dz int
	if room.Wall.Data().Dx() > 0 {
		dz = room.Wall.Data().Dy() * (room.Size.Dx + room.Size.Dy) / room.Wall.Data().Dx()
	}
	corner := float32(room.Size.Dx) / float32(room.Size.Dx+room.Size.Dy)
	gl.LoadIdentity()
	gl.MultMatrixf(&floor[0])

	g_texs = g_texs[0:0]
	if temp_tex != nil {
		g_texs = append(g_texs, *temp_tex)
	}
	for _, tex := range room.WallTextures {
		g_texs = append(g_texs, *tex)
	}

	do_right_wall := func() {
		gl.Begin(gl.QUADS)
		gl.TexCoord2f(1, 0)
		gl.Vertex3i(room.Size.Dx, 0, 0)
		gl.TexCoord2f(1, -1)
		gl.Vertex3i(room.Size.Dx, 0, -dz)
		gl.TexCoord2f(corner, -1)
		gl.Vertex3i(room.Size.Dx, room.Size.Dy, -dz)
		gl.TexCoord2f(corner, 0)
		gl.Vertex3i(room.Size.Dx, room.Size.Dy, 0)
		gl.End()
	}

	g_doors = g_doors[0:0]
	for _, door := range room.Doors {
		g_doors = append(g_doors, door)
	}
	if temp_door.Door != nil {
		g_doors = append(g_doors, temp_door.Door)
	}

	alpha := 0.2

	do_right_doors := func(opened bool) {
		for _, door := range g_doors {
			if door.Facing != FarRight {
				continue
			}
			if door.IsOpened() != opened {
				continue
			}
			door.TextureData().Bind()
			if door == temp_door.Door {
				if temp_door.Valid {
					cstack.Push(0, 0, 1, alpha)
				} else {
					cstack.Push(1, 0, 0, alpha)
				}
			}
			cstack.ApplyWithAlpha(alpha * los_alpha)
			gl.Begin(gl.QUADS)
			height := float64(door.Width*door.TextureData().Dy()) / float64(door.TextureData().Dx())
			gl.TexCoord2f(1, 0)
			gl.Vertex3d(float64(room.Size.Dx), float64(door.Pos), 0)
			gl.TexCoord2f(1, -1)
			gl.Vertex3d(float64(room.Size.Dx), float64(door.Pos), -height)
			gl.TexCoord2f(0, -1)
			gl.Vertex3d(float64(room.Size.Dx), float64(door.Pos+door.Width), -height)
			gl.TexCoord2f(0, 0)
			gl.Vertex3d(float64(room.Size.Dx), float64(door.Pos+door.Width), 0)
			gl.End()
			if door == temp_door.Door {
				cstack.Pop()
			}
		}
	}

	// Right wall
	gl.StencilFunc(gl.NOTEQUAL, 8, 7)
	gl.StencilOp(gl.DECR_WRAP, gl.REPLACE, gl.REPLACE)
	gl.Color4d(0, 0, 0, 0)
	do_right_wall()
	gl.Enable(gl.TEXTURE_2D)
	cstack.ApplyWithAlpha(alpha * los_alpha)
	gl.StencilFunc(gl.EQUAL, 8, 15)
	gl.StencilOp(gl.KEEP, gl.ZERO, gl.ZERO)
	do_right_doors(true)
	cstack.ApplyWithAlpha(1.0 * los_alpha)
	gl.StencilFunc(gl.EQUAL, 15, 15)
	gl.StencilOp(gl.KEEP, gl.ZERO, gl.ZERO)
	do_right_doors(true)
	for _, alpha := range []float64{alpha, 1.0} {
		cstack.ApplyWithAlpha(alpha * los_alpha)
		if alpha == 1.0 {
			gl.StencilFunc(gl.EQUAL, 15, 15)
			gl.StencilOp(gl.KEEP, gl.KEEP, gl.KEEP)
		} else {
			gl.StencilFunc(gl.EQUAL, 8, 15)
			gl.StencilOp(gl.KEEP, gl.KEEP, gl.KEEP)
		}
		room.Wall.Data().Bind()

		do_right_wall()

		gl.PushMatrix()
		gl.LoadIdentity()
		gl.MultMatrixf(&right[0])
		for i, tex := range g_texs {
			dx, dy := float32(room.Size.Dx), float32(room.Size.Dy)
			if tex.Y > dy {
				tex.X, tex.Y = dx+tex.Y-dy, dy+dx-tex.X
			}
			if tex.X > dx {
				tex.Rot -= 3.1415926535 / 2
			}
			tex.X -= dx
			if temp_tex != nil && i == 0 {
				cstack.Push(1, 0.7, 0.7, 0.7)
			}
			cstack.ApplyWithAlpha(alpha * los_alpha)
			tex.Render()
			if temp_tex != nil && i == 0 {
				cstack.Pop()
			}
		}
		gl.PopMatrix()
	}
	cstack.ApplyWithAlpha(alpha * los_alpha)
	gl.StencilFunc(gl.EQUAL, 8, 15)
	do_right_doors(false)
	cstack.ApplyWithAlpha(1.0 * los_alpha)
	gl.StencilFunc(gl.EQUAL, 15, 15)
	do_right_doors(false)
	// Go back over the area we just drew on and replace it with all b0001
	gl.StencilFunc(gl.ALWAYS, 1, 1)
	gl.StencilOp(gl.REPLACE, gl.REPLACE, gl.REPLACE)
	gl.Color4d(0, 0, 0, 0)
	do_right_wall()

	// Now that the entire wall has been draw we can cast shadows on it if we've
	// got a los texture
	if los_tex != nil {
		los_tex.Bind()
		gl.BlendFunc(gl.SRC_ALPHA_SATURATE, gl.SRC_ALPHA)
		gl.Color4d(0, 0, 0, 1)

		tx := (float64(room.X+room.Size.Dx) - 0.5) / float64(los_tex.Size())
		ty := (float64(room.Y) + 0.5) / float64(los_tex.Size())
		ty2 := (float64(room.Y+room.Size.Dy) - 0.5) / float64(los_tex.Size())
		gl.Begin(gl.QUADS)
		gl.TexCoord2d(ty, tx)
		gl.Vertex3i(room.Size.Dx, 0, 0)
		gl.TexCoord2d(ty, tx)
		gl.Vertex3i(room.Size.Dx, 0, -dz)
		gl.TexCoord2d(ty2, tx)
		gl.Vertex3i(room.Size.Dx, room.Size.Dy, -dz)
		gl.TexCoord2d(ty2, tx)
		gl.Vertex3i(room.Size.Dx, room.Size.Dy, 0)
		gl.End()
		gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
	}

	do_left_wall := func() {
		gl.Begin(gl.QUADS)
		gl.TexCoord2f(corner, 0)
		gl.Vertex3i(room.Size.Dx, room.Size.Dy, 0)
		gl.TexCoord2f(corner, -1)
		gl.Vertex3i(room.Size.Dx, room.Size.Dy, -dz)
		gl.TexCoord2f(0, -1)
		gl.Vertex3i(0, room.Size.Dy, -dz)
		gl.TexCoord2f(0, 0)
		gl.Vertex3i(0, room.Size.Dy, 0)
		gl.End()
	}

	do_left_doors := func(opened bool) {
		for _, door := range g_doors {
			if door.Facing != FarLeft {
				continue
			}
			if door.IsOpened() != opened {
				continue
			}
			door.TextureData().Bind()
			if door == temp_door.Door {
				if temp_door.Valid {
					cstack.Push(0, 0, 1, alpha)
				} else {
					cstack.Push(1, 0, 0, alpha)
				}
			}
			cstack.ApplyWithAlpha(alpha * los_alpha)
			gl.Begin(gl.QUADS)
			height := float64(door.Width*door.TextureData().Dy()) / float64(door.TextureData().Dx())
			gl.TexCoord2f(0, 0)
			gl.Vertex3d(float64(door.Pos), float64(room.Size.Dy), 0)
			gl.TexCoord2f(0, -1)
			gl.Vertex3d(float64(door.Pos), float64(room.Size.Dy), -height)
			gl.TexCoord2f(1, -1)
			gl.Vertex3d(float64(door.Pos+door.Width), float64(room.Size.Dy), -height)
			gl.TexCoord2f(1, 0)
			gl.Vertex3d(float64(door.Pos+door.Width), float64(room.Size.Dy), 0)
			gl.End()
			if door == temp_door.Door {
				cstack.Pop()
			}
		}
	}

	gl.StencilFunc(gl.NOTEQUAL, 8, 7)
	gl.StencilOp(gl.DECR_WRAP, gl.REPLACE, gl.REPLACE)
	gl.Color4d(0, 0, 0, 0)
	do_left_wall()
	gl.Enable(gl.TEXTURE_2D)
	cstack.ApplyWithAlpha(alpha * los_alpha)
	gl.StencilFunc(gl.EQUAL, 8, 15)
	gl.StencilOp(gl.KEEP, gl.ZERO, gl.ZERO)
	do_left_doors(true)
	cstack.ApplyWithAlpha(1.0 * los_alpha)
	gl.StencilFunc(gl.EQUAL, 15, 15)
	gl.StencilOp(gl.KEEP, gl.ZERO, gl.ZERO)
	do_left_doors(true)
	for _, alpha := range []float64{alpha, 1.0} {
		if alpha == 1.0 {
			gl.StencilFunc(gl.EQUAL, 15, 15)
			gl.StencilOp(gl.KEEP, gl.KEEP, gl.KEEP)
		} else {
			gl.StencilFunc(gl.EQUAL, 8, 15)
			gl.StencilOp(gl.KEEP, gl.KEEP, gl.KEEP)
		}
		room.Wall.Data().Bind()
		cstack.ApplyWithAlpha(alpha * los_alpha)
		do_left_wall()

		gl.PushMatrix()
		gl.LoadIdentity()
		gl.MultMatrixf(&left[0])
		for i, tex := range g_texs {
			dx, dy := float32(room.Size.Dx), float32(room.Size.Dy)
			if tex.X > dx {
				tex.X, tex.Y = dx+dy-tex.Y, dy+tex.X-dx
			}
			tex.Y -= dy
			if temp_tex != nil && i == 0 {
				cstack.Push(1, 0.7, 0.7, 0.7)
			}
			cstack.ApplyWithAlpha(alpha * los_alpha)
			tex.Render()
			if temp_tex != nil && i == 0 {
				cstack.Pop()
			}
		}
		gl.PopMatrix()
	}
	cstack.ApplyWithAlpha(alpha * los_alpha)
	gl.StencilFunc(gl.EQUAL, 8, 15)
	do_left_doors(false)
	cstack.ApplyWithAlpha(1.0 * los_alpha)
	gl.StencilFunc(gl.EQUAL, 15, 15)
	do_left_doors(false)
	// Go back over the area we just drew on and replace it with all b0010
	gl.StencilFunc(gl.ALWAYS, 2, 2)
	gl.StencilOp(gl.REPLACE, gl.REPLACE, gl.REPLACE)
	gl.Color4d(0, 0, 0, 0)
	do_left_wall()

	// Now that the entire wall has been draw we can cast shadows on it if we've
	// got a los texture
	if los_tex != nil {
		los_tex.Bind()
		gl.BlendFunc(gl.SRC_ALPHA_SATURATE, gl.SRC_ALPHA)
		gl.Color4d(0, 0, 0, 1)

		ty := (float64(room.Y+room.Size.Dy) - 0.5) / float64(los_tex.Size())
		tx := (float64(room.X) + 0.5) / float64(los_tex.Size())
		tx2 := (float64(room.X+room.Size.Dx) - 0.5) / float64(los_tex.Size())
		gl.Begin(gl.QUADS)
		gl.TexCoord2d(ty, tx)
		gl.Vertex3i(0, room.Size.Dy, 0)
		gl.TexCoord2d(ty, tx)
		gl.Vertex3i(0, room.Size.Dy, -dz)
		gl.TexCoord2d(ty, tx2)
		gl.Vertex3i(room.Size.Dx, room.Size.Dy, -dz)
		gl.TexCoord2d(ty, tx2)
		gl.Vertex3i(room.Size.Dx, room.Size.Dy, 0)
		gl.End()
		gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
	}
}
Esempio n. 3
0
func (m *MainBar) Draw(region gui.Region) {
	m.region = region
	gl.Enable(gl.TEXTURE_2D)
	m.layout.Background.Data().Bind()
	gl.Color4d(1, 1, 1, 1)
	gl.Begin(gl.QUADS)
	gl.TexCoord2d(0, 0)
	gl.Vertex2i(region.X, region.Y)

	gl.TexCoord2d(0, -1)
	gl.Vertex2i(region.X, region.Y+region.Dy)

	gl.TexCoord2d(1, -1)
	gl.Vertex2i(region.X+region.Dx, region.Y+region.Dy)

	gl.TexCoord2d(1, 0)
	gl.Vertex2i(region.X+region.Dx, region.Y)
	gl.End()

	buttons := m.no_actions_buttons
	if m.ent != nil && len(m.ent.Actions) > m.layout.Actions.Count {
		buttons = m.all_buttons
	}
	for _, button := range buttons {
		button.RenderAt(region.X, region.Y)
	}

	ent := m.game.HoveredEnt()
	if ent == nil {
		ent = m.ent
	}
	if ent != nil && ent.Stats != nil {
		gl.Color4d(1, 1, 1, 1)
		ent.Still.Data().Bind()
		tdx := ent.Still.Data().Dx()
		tdy := ent.Still.Data().Dy()
		cx := region.X + m.layout.CenterStillFrame.X
		cy := region.Y + m.layout.CenterStillFrame.Y
		gl.Begin(gl.QUADS)
		gl.TexCoord2d(0, 0)
		gl.Vertex2i(cx-tdx/2, cy-tdy/2)

		gl.TexCoord2d(0, -1)
		gl.Vertex2i(cx-tdx/2, cy+tdy/2)

		gl.TexCoord2d(1, -1)
		gl.Vertex2i(cx+tdx/2, cy+tdy/2)

		gl.TexCoord2d(1, 0)
		gl.Vertex2i(cx+tdx/2, cy-tdy/2)
		gl.End()

		m.layout.Name.RenderString(ent.Name)
		m.layout.Ap.RenderString(fmt.Sprintf("Ap:%d", ent.Stats.ApCur()))
		m.layout.Hp.RenderString(fmt.Sprintf("Hp:%d", ent.Stats.HpCur()))
		m.layout.Corpus.RenderString(fmt.Sprintf("Corpus:%d", ent.Stats.Corpus()))
		m.layout.Ego.RenderString(fmt.Sprintf("Ego:%d", ent.Stats.Ego()))

		gl.Color4d(1, 1, 1, 1)
		m.layout.Divider.Data().Bind()
		tdx = m.layout.Divider.Data().Dx()
		tdy = m.layout.Divider.Data().Dy()
		cx = region.X + m.layout.Name.X
		cy = region.Y + m.layout.Name.Y - 5
		gl.Begin(gl.QUADS)
		gl.TexCoord2d(0, 0)
		gl.Vertex2i(cx-tdx/2, cy-tdy/2)

		gl.TexCoord2d(0, -1)
		gl.Vertex2i(cx-tdx/2, cy+(tdy+1)/2)

		gl.TexCoord2d(1, -1)
		gl.Vertex2i(cx+(tdx+1)/2, cy+(tdy+1)/2)

		gl.TexCoord2d(1, 0)
		gl.Vertex2i(cx+(tdx+1)/2, cy-tdy/2)
		gl.End()
	}
	if m.ent != nil && m.ent.Stats != nil {
		// Actions
		{
			spacing := m.layout.Actions.Icon_size * float64(m.layout.Actions.Count)
			spacing = m.layout.Actions.Width - spacing
			spacing /= float64(m.layout.Actions.Count - 1)
			m.state.Actions.space = spacing
			s := m.layout.Actions.Icon_size
			num_actions := len(m.ent.Actions)
			xpos := m.layout.Actions.X

			if num_actions > m.layout.Actions.Count {
				xpos -= m.state.Actions.scroll_pos * (s + spacing)
			}
			d := base.GetDictionary(10)
			var r gui.Region
			r.X = int(m.layout.Actions.X)
			r.Y = int(m.layout.Actions.Y - d.MaxHeight())
			r.Dx = int(m.layout.Actions.Width)
			r.Dy = int(m.layout.Actions.Icon_size + d.MaxHeight())
			r.PushClipPlanes()

			gl.Color4d(1, 1, 1, 1)
			for i, action := range m.ent.Actions {

				// Highlight the selected action
				if action == m.game.current_action {
					gl.Disable(gl.TEXTURE_2D)
					gl.Color4d(1, 0, 0, 1)
					gl.Begin(gl.QUADS)
					gl.Vertex3d(xpos-2, m.layout.Actions.Y-2, 0)
					gl.Vertex3d(xpos-2, m.layout.Actions.Y+s+2, 0)
					gl.Vertex3d(xpos+s+2, m.layout.Actions.Y+s+2, 0)
					gl.Vertex3d(xpos+s+2, m.layout.Actions.Y-2, 0)
					gl.End()
				}
				gl.Enable(gl.TEXTURE_2D)
				action.Icon().Data().Bind()
				if action.Preppable(m.ent, m.game) {
					gl.Color4d(1, 1, 1, 1)
				} else {
					gl.Color4d(0.5, 0.5, 0.5, 1)
				}
				gl.Begin(gl.QUADS)
				gl.TexCoord2d(0, 0)
				gl.Vertex3d(xpos, m.layout.Actions.Y, 0)

				gl.TexCoord2d(0, -1)
				gl.Vertex3d(xpos, m.layout.Actions.Y+s, 0)

				gl.TexCoord2d(1, -1)
				gl.Vertex3d(xpos+s, m.layout.Actions.Y+s, 0)

				gl.TexCoord2d(1, 0)
				gl.Vertex3d(xpos+s, m.layout.Actions.Y, 0)
				gl.End()
				gl.Disable(gl.TEXTURE_2D)

				ypos := m.layout.Actions.Y - d.MaxHeight() - 2
				d.RenderString(fmt.Sprintf("%d", i+1), xpos+s/2, ypos, 0, d.MaxHeight(), gui.Center)

				xpos += spacing + m.layout.Actions.Icon_size
			}

			r.PopClipPlanes()

			// Now, if there is a selected action, position it between the arrows
			if m.state.Actions.selected != nil {
				// a := m.state.Actions.selected
				d := base.GetDictionary(15)
				x := m.layout.Actions.X + m.layout.Actions.Width/2
				y := float64(m.layout.ActionLeft.Y)
				str := fmt.Sprintf("%s:%dAP", m.state.Actions.selected.String(), m.state.Actions.selected.AP())
				gl.Color4d(1, 1, 1, 1)
				d.RenderString(str, x, y, 0, d.MaxHeight(), gui.Center)
			}
		}

		// Conditions
		{
			gl.Color4d(1, 1, 1, 1)
			c := m.layout.Conditions
			d := base.GetDictionary(int(c.Size))
			ypos := c.Y + c.Height - d.MaxHeight() + m.state.Conditions.scroll_pos
			var r gui.Region
			r.X = int(c.X)
			r.Y = int(c.Y)
			r.Dx = int(c.Width)
			r.Dy = int(c.Height)
			r.PushClipPlanes()
			for _, s := range m.ent.Stats.ConditionNames() {
				d.RenderString(s, c.X+c.Width/2, ypos, 0, d.MaxHeight(), gui.Center)
				ypos -= float64(d.MaxHeight())
			}

			r.PopClipPlanes()
		}

		// Gear
		if m.ent.ExplorerEnt != nil && m.ent.ExplorerEnt.Gear != nil {
			gear := m.ent.ExplorerEnt.Gear
			layout := m.layout.Gear
			icon := gear.Small_icon.Data()
			icon.RenderNatural(int(layout.X), int(layout.Y))
			d := base.GetDictionary(10)
			d.RenderString("Gear", layout.X+float64(icon.Dx())/2, layout.Y-d.MaxHeight(), 0, d.MaxHeight(), gui.Center)
		}
	}

	// Mouseover text
	if m.state.MouseOver.active {
		var x int
		switch m.state.MouseOver.location {
		case mouseOverActions:
			x = int(m.layout.Actions.X + m.layout.Actions.Width/2)
		case mouseOverConditions:
			x = int(m.layout.Conditions.X + m.layout.Conditions.Width/2)
		case mouseOverGear:
		default:
			base.Warn().Printf("Got an unknown mouseover location: %d", m.state.MouseOver.location)
			m.state.MouseOver.active = false
		}
		y := m.layout.Background.Data().Dy() - 40
		d := base.GetDictionary(15)
		d.RenderString(m.state.MouseOver.text, float64(x), float64(y), 0, d.MaxHeight(), gui.Center)
	}
}