func (w *TextEditLine) Draw(region Region) {
region.PushClipPlanes()
defer region.PopClipPlanes()
gl.Disable(gl.TEXTURE_2D)
gl.Color4d(0.3, 0.3, 0.3, 0.9)
gl.Begin(gl.QUADS)
gl.Vertex2i(region.X+1, region.Y+1)
gl.Vertex2i(region.X+1, region.Y-1+region.Dy)
gl.Vertex2i(region.X-1+region.Dx, region.Y-1+region.Dy)
gl.Vertex2i(region.X-1+region.Dx, region.Y+1)
gl.End()
w.TextLine.preDraw(region)
w.TextLine.coreDraw(region)
gl.Disable(gl.TEXTURE_2D)
if w.cursor.on {
gl.Color3d(1, 0.3, 0)
} else {
gl.Color3d(0.5, 0.3, 0)
}
gl.Begin(gl.LINES)
gl.Vertex2i(region.X+int(w.cursor.pos), region.Y)
gl.Vertex2i(region.X+int(w.cursor.pos), region.Y+region.Dy)
gl.End()
w.TextLine.postDraw(region)
}
func (te *TextEntry) RenderAt(x, y int) {
te.Button.RenderAt(x, y)
d := base.GetDictionary(te.Button.Text.Size)
x += te.Entry.X
y += te.Button.Y
x2 := x + te.Entry.Dx
y2 := y + int(d.MaxHeight())
te.Entry.bounds.x = x
te.Entry.bounds.y = y
te.Entry.bounds.dx = x2 - x
te.Entry.bounds.dy = y2 - y
gl.Disable(gl.TEXTURE_2D)
if te.Entry.entering {
gl.Color4ub(255, 255, 255, 255)
} else {
gl.Color4ub(255, 255, 255, 128)
}
gl.Begin(gl.QUADS)
gl.Vertex2i(x-3, y-3)
gl.Vertex2i(x-3, y2+3)
gl.Vertex2i(x2+3, y2+3)
gl.Vertex2i(x2+3, y-3)
gl.End()
gl.Color4ub(0, 0, 0, 255)
gl.Begin(gl.QUADS)
gl.Vertex2i(x, y)
gl.Vertex2i(x, y2)
gl.Vertex2i(x2, y2)
gl.Vertex2i(x2, y)
gl.End()
gl.Color4ub(255, 255, 255, 255)
d.RenderString(te.Entry.text, float64(x), float64(y), 0, d.MaxHeight(), gui.Left)
if te.Entry.ghost.offset >= 0 {
gl.Disable(gl.TEXTURE_2D)
gl.Color4ub(255, 100, 100, 127)
gl.Begin(gl.LINES)
gl.Vertex2i(te.Entry.bounds.x+te.Entry.ghost.offset, te.Entry.bounds.y)
gl.Vertex2i(te.Entry.bounds.x+te.Entry.ghost.offset, te.Entry.bounds.y+te.Entry.bounds.dy)
gl.End()
}
if te.Entry.entering {
gl.Disable(gl.TEXTURE_2D)
gl.Color4ub(255, 100, 100, 255)
gl.Begin(gl.LINES)
gl.Vertex2i(te.Entry.bounds.x+te.Entry.cursor.offset, te.Entry.bounds.y)
gl.Vertex2i(te.Entry.bounds.x+te.Entry.cursor.offset, te.Entry.bounds.y+te.Entry.bounds.dy)
gl.End()
}
}
func (rv *RoomViewer) drawFloor() {
gl.MatrixMode(gl.MODELVIEW)
gl.PushMatrix()
gl.LoadIdentity()
gl.MultMatrixf(&rv.mat[0])
defer gl.PopMatrix()
gl.Disable(gl.TEXTURE_2D)
gl.Color4f(1, 0, 1, 0.9)
if rv.edit_mode == editCells {
gl.LineWidth(0.02 * rv.zoom)
} else {
gl.LineWidth(0.05 * rv.zoom)
}
gl.Begin(gl.LINES)
for i := float32(0); i < float32(rv.room.Size.Dx); i += 1.0 {
gl.Vertex2f(i, 0)
gl.Vertex2f(i, float32(rv.room.Size.Dy))
}
for j := float32(0); j < float32(rv.room.Size.Dy); j += 1.0 {
gl.Vertex2f(0, j)
gl.Vertex2f(float32(rv.room.Size.Dx), j)
}
gl.End()
if rv.edit_mode == editCells {
gl.Disable(gl.TEXTURE_2D)
gl.Color4d(1, 0, 0, 1)
gl.LineWidth(0.05 * rv.zoom)
gl.Begin(gl.LINES)
for _, f := range rv.room.Furniture {
x, y := f.Pos()
dx, dy := f.Dims()
gl.Vertex2i(x, y)
gl.Vertex2i(x, y+dy)
gl.Vertex2i(x, y+dy)
gl.Vertex2i(x+dx, y+dy)
gl.Vertex2i(x+dx, y+dy)
gl.Vertex2i(x+dx, y)
gl.Vertex2i(x+dx, y)
gl.Vertex2i(x, y)
}
gl.End()
}
gl.Disable(gl.STENCIL_TEST)
}
func (cb *checkBox) Draw(region Region) {
cb.Render_region = region
if cb.disabled {
gl.Color3d(0.6, 0.6, 0.6)
} else {
gl.Color3d(1, 1, 1)
}
gl.Begin(gl.QUADS)
gl.Vertex2i(region.X, region.Y)
gl.Vertex2i(region.X, region.Y+region.Dy)
gl.Vertex2i(region.X+region.Dx, region.Y+region.Dy)
gl.Vertex2i(region.X+region.Dx, region.Y)
if cb.selected == checkBoxUnknown || cb.selected == checkBoxUnselected {
if cb.selected == checkBoxUnknown {
gl.Color3d(0.4, 0.4, 0.4)
} else {
gl.Color3d(0, 0, 0)
}
if region.Dx >= 4 && region.Dy >= 4 {
gl.Vertex2i(region.X+2, region.Y+2)
gl.Vertex2i(region.X+2, region.Y+region.Dy-2)
gl.Vertex2i(region.X+region.Dx-2, region.Y+region.Dy-2)
gl.Vertex2i(region.X+region.Dx-2, region.Y+2)
}
}
gl.End()
}
func (w *ImageBox) Draw(region Region) {
w.Render_region = region
// We check texture == 0 and not active because active only indicates if we
// have a texture that we need to free later. It's possible for us to have
// a texture that someone else owns.
if w.texture == 0 {
return
}
gl.Enable(gl.TEXTURE_2D)
w.texture.Bind(gl.TEXTURE_2D)
gl.Enable(gl.BLEND)
gl.Color4d(w.r, w.g, w.b, w.a)
gl.Begin(gl.QUADS)
gl.TexCoord2f(0, 0)
gl.Vertex2i(region.X, region.Y)
gl.TexCoord2f(0, -1)
gl.Vertex2i(region.X, region.Y+region.Dy)
gl.TexCoord2f(1, -1)
gl.Vertex2i(region.X+region.Dx, region.Y+region.Dy)
gl.TexCoord2f(1, 0)
gl.Vertex2i(region.X+region.Dx, region.Y)
gl.End()
gl.Disable(gl.TEXTURE_2D)
}
func (w *TextLine) preDraw(region Region) {
if !w.initted {
w.initted = true
w.texture = gl.GenTexture()
w.text = w.next_text
w.figureDims()
}
if w.text != w.next_text {
w.text = w.next_text
w.figureDims()
}
gl.PushMatrix()
gl.Color3d(0, 0, 0)
gl.Begin(gl.QUADS)
gl.Vertex2i(region.X, region.Y)
gl.Vertex2i(region.X, region.Y+region.Dy)
gl.Vertex2i(region.X+region.Dx, region.Y+region.Dy)
gl.Vertex2i(region.X+region.Dx, region.Y)
gl.End()
gl.PushAttrib(gl.TEXTURE_BIT)
gl.Enable(gl.TEXTURE_2D)
w.texture.Bind(gl.TEXTURE_2D)
gl.PushAttrib(gl.COLOR_BUFFER_BIT)
gl.Enable(gl.BLEND)
gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
}
func (a *BasicAttack) RenderOnFloor() {
gl.Disable(gl.TEXTURE_2D)
gl.Begin(gl.QUADS)
gl.Color4d(1.0, 0.2, 0.2, 0.8)
for _, ent := range a.targets {
ix, iy := ent.Pos()
x := float64(ix)
y := float64(iy)
gl.Vertex2d(x+0, y+0)
gl.Vertex2d(x+0, y+1)
gl.Vertex2d(x+1, y+1)
gl.Vertex2d(x+1, y+0)
}
gl.End()
}
func (c *Console) DrawFocused(region gui.Region) {
gl.Color4d(0.2, 0, 0.3, 0.8)
gl.Disable(gl.TEXTURE_2D)
gl.Begin(gl.QUADS)
gl.Vertex2i(region.X, region.Y)
gl.Vertex2i(region.X, region.Y+region.Dy)
gl.Vertex2i(region.X+region.Dx, region.Y+region.Dy)
gl.Vertex2i(region.X+region.Dx, region.Y)
gl.End()
gl.Color4d(1, 1, 1, 1)
y := float64(region.Y) + float64(len(c.lines))*c.dict.MaxHeight()
do_color := func(line string) {
if strings.HasPrefix(line, "LOG") {
gl.Color4d(1, 1, 1, 1)
}
if strings.HasPrefix(line, "WARN") {
gl.Color4d(1, 1, 0, 1)
}
if strings.HasPrefix(line, "ERROR") {
gl.Color4d(1, 0, 0, 1)
}
}
if c.start > c.end {
for i := c.start; i < len(c.lines); i++ {
do_color(c.lines[i])
c.dict.RenderString(c.lines[i], c.xscroll, y, 0, c.dict.MaxHeight(), gui.Left)
y -= c.dict.MaxHeight()
}
for i := 0; i < c.end; i++ {
do_color(c.lines[i])
c.dict.RenderString(c.lines[i], c.xscroll, y, 0, c.dict.MaxHeight(), gui.Left)
y -= c.dict.MaxHeight()
}
} else {
for i := c.start; i < c.end && i < len(c.lines); i++ {
do_color(c.lines[i])
c.dict.RenderString(c.lines[i], c.xscroll, y, 0, c.dict.MaxHeight(), gui.Left)
y -= c.dict.MaxHeight()
}
}
c.dict.RenderString(string(c.cmd), c.xscroll, y, 0, c.dict.MaxHeight(), gui.Left)
}
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()
})
})
}
func (w *TextLine) coreDraw(region Region) {
if region.Size() == 0 {
return
}
gl.PolygonMode(gl.FRONT_AND_BACK, gl.FILL)
gl.Color4d(1.0, 1.0, 1.0, 1.0)
req := w.Request_dims
if req.Dx > region.Dx {
req.Dx = region.Dx
}
if req.Dy > region.Dy {
req.Dy = region.Dy
}
if req.Dx*region.Dy < req.Dy*region.Dx {
req.Dy = (region.Dy * req.Dx) / region.Dx
} else {
req.Dx = (region.Dx * req.Dy) / region.Dy
}
w.Render_region.Dims = req
w.Render_region.Point = region.Point
tx := float64(w.rdims.Dx) / float64(w.rgba.Bounds().Dx())
ty := float64(w.rdims.Dy) / float64(w.rgba.Bounds().Dy())
// w.scale = float64(w.Render_region.Dx) / float64(w.rdims.Dx)
{
r, g, b, a := w.color.RGBA()
gl.Color4d(float64(r)/65535, float64(g)/65535, float64(b)/65535, float64(a)/65535)
}
gl.Begin(gl.QUADS)
gl.TexCoord2d(0, 0)
gl.Vertex2i(region.X, region.Y)
gl.TexCoord2d(0, -ty)
gl.Vertex2i(region.X, region.Y+w.rdims.Dy)
gl.TexCoord2d(tx, -ty)
gl.Vertex2i(region.X+w.rdims.Dx, region.Y+w.rdims.Dy)
gl.TexCoord2d(tx, 0)
gl.Vertex2i(region.X+w.rdims.Dx, region.Y)
gl.End()
}
func (w *VerticalTable) Draw(region Region) {
gl.Enable(gl.BLEND)
gl.Disable(gl.TEXTURE_2D)
dx := region.Dx
if dx > w.Request_dims.Dx && !w.Ex {
dx = w.Request_dims.Dx
}
dy := region.Dy
if dy > w.Request_dims.Dy && !w.Ex {
dy = w.Request_dims.Dy
}
gl.Color4d(
w.params.Background.R,
w.params.Background.G,
w.params.Background.B,
w.params.Background.A)
gl.Begin(gl.QUADS)
gl.Vertex2i(region.X, region.Y+region.Dy-dy)
gl.Vertex2i(region.X, region.Y+region.Dy)
gl.Vertex2i(region.X+dx, region.Y+region.Dy)
gl.Vertex2i(region.X+dx, region.Y+region.Dy-dy)
gl.End()
gl.Color4d(
w.params.Border.R,
w.params.Border.G,
w.params.Border.B,
w.params.Border.A)
gl.Begin(gl.LINES)
gl.Vertex2i(region.X, region.Y+region.Dy-dy)
gl.Vertex2i(region.X, region.Y+region.Dy)
gl.Vertex2i(region.X, region.Y+region.Dy)
gl.Vertex2i(region.X+dx, region.Y+region.Dy)
gl.Vertex2i(region.X+dx, region.Y+region.Dy)
gl.Vertex2i(region.X+dx, region.Y+region.Dy-dy)
gl.Vertex2i(region.X+dx, region.Y+region.Dy-dy)
gl.Vertex2i(region.X, region.Y+region.Dy-dy)
gl.End()
fill_available := region.Dy - w.Request_dims.Dy
if fill_available < 0 {
fill_available = 0
}
fill_request := 0
for _, child := range w.Children {
if _, ey := child.Expandable(); ey {
fill_request += child.Requested().Dy
}
}
var child_region Region
child_region.Y = region.Y + region.Dy
for _, child := range w.Children {
child_region.Dims = child.Requested()
if _, ey := child.Expandable(); ey && fill_request > 0 {
child_region.Dy += (child_region.Dy * fill_available) / fill_request
}
if region.Dy < w.Request_dims.Dy {
child_region.Dims.Dy *= region.Dy
child_region.Dims.Dy /= w.Request_dims.Dy
}
if child_region.Dx > region.Dx {
child_region.Dx = region.Dx
}
if ex, _ := child.Expandable(); child_region.Dx < region.Dx && ex {
child_region.Dx = region.Dx
}
child_region.X = region.X
child_region.Y -= child_region.Dy
child_region.Y -= w.params.Spacing
child.Draw(child_region)
}
w.Render_region = region
}
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)
}
}
func drawFloor(room *Room, floor mathgl.Mat4, temp *WallTexture, cstack base.ColorStack, los_tex *LosTexture, los_alpha float64, floor_drawer []FloorDrawer) {
gl.MatrixMode(gl.MODELVIEW)
gl.PushMatrix()
gl.LoadIdentity()
gl.MultMatrixf(&floor[0])
defer gl.PopMatrix()
gl.Enable(gl.STENCIL_TEST)
defer gl.Disable(gl.STENCIL_TEST)
gl.StencilFunc(gl.ALWAYS, 4, 4)
gl.StencilOp(gl.REPLACE, gl.REPLACE, gl.REPLACE)
gl.Disable(gl.TEXTURE_2D)
gl.Begin(gl.QUADS)
gl.Vertex2i(0, 0)
gl.Vertex2i(0, room.Size.Dy)
gl.Vertex2i(room.Size.Dx, room.Size.Dy)
gl.Vertex2i(room.Size.Dx, 0)
gl.End()
gl.StencilFunc(gl.EQUAL, 4, 15)
gl.StencilOp(gl.KEEP, gl.KEEP, gl.KEEP)
// Draw the floor
gl.Enable(gl.TEXTURE_2D)
cstack.ApplyWithAlpha(los_alpha)
room.Floor.Data().Render(0, 0, float64(room.Size.Dx), float64(room.Size.Dy))
if los_tex != nil {
los_tex.Bind()
gl.BlendFunc(gl.SRC_ALPHA_SATURATE, gl.SRC_ALPHA)
gl.Color4d(0, 0, 0, 1)
gl.Begin(gl.QUADS)
gl.TexCoord2i(0, 0)
gl.Vertex2i(-room.X, -room.Y)
gl.TexCoord2i(1, 0)
gl.Vertex2i(-room.X, los_tex.Size()-room.Y)
gl.TexCoord2i(1, 1)
gl.Vertex2i(los_tex.Size()-room.X, los_tex.Size()-room.Y)
gl.TexCoord2i(0, 1)
gl.Vertex2i(los_tex.Size()-room.X, -room.Y)
gl.End()
gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
}
cstack.ApplyWithAlpha(los_alpha)
{
g_texs = g_texs[0:0]
if temp != nil {
g_texs = append(g_texs, *temp)
}
for _, tex := range room.WallTextures {
g_texs = append(g_texs, *tex)
}
for i, tex := range g_texs {
if tex.X >= float32(room.Size.Dx) {
tex.Rot -= 3.1415926535 / 2
}
if temp != nil && i == 0 {
cstack.Push(1, 0.7, 0.7, 0.7)
}
cstack.ApplyWithAlpha(los_alpha)
tex.Render()
if temp != nil && i == 0 {
cstack.Pop()
}
}
}
gl.PushMatrix()
gl.Translated(-float64(room.X), -float64(room.Y), 0)
for _, fd := range floor_drawer {
fd.RenderOnFloor()
}
gl.PopMatrix()
// Re-enable textures because floor_drawer.RenderOnFloor() might have
// disabled them
gl.Enable(gl.TEXTURE_2D)
gl.StencilFunc(gl.ALWAYS, 5, 5)
gl.StencilOp(gl.REPLACE, gl.REPLACE, gl.REPLACE)
gl.Disable(gl.TEXTURE_2D)
gl.Color4d(0, 0, 0, 0)
gl.Begin(gl.QUADS)
gl.Vertex2i(0, 0)
gl.Vertex2i(0, room.Size.Dy)
gl.Vertex2i(room.Size.Dx, room.Size.Dy)
gl.Vertex2i(room.Size.Dx, 0)
gl.End()
}
// 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)
}
}