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Update imgui

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This commit is contained in:
bloeys
2024-09-15 17:20:37 +04:00
parent 38248822e2
commit e4199b8d30
5 changed files with 25 additions and 11 deletions
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6
engine/engine.go
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@ -107,9 +107,9 @@ func (w *Window) handleInputs() {
}
// If a mouse press event came, always pass it as "mouse held this frame", so we don't miss click-release events that are shorter than 1 frame.
imIo.SetMouseButtonDown(imgui.MouseButtonLeft, isSdlButtonLeftDown)
imIo.SetMouseButtonDown(imgui.MouseButtonRight, isSdlButtonRightDown)
imIo.SetMouseButtonDown(imgui.MouseButtonMiddle, isSdlButtonMiddleDown)
imIo.SetMouseButtonDown(int(imgui.MouseButtonLeft), isSdlButtonLeftDown)
imIo.SetMouseButtonDown(int(imgui.MouseButtonRight), isSdlButtonRightDown)
imIo.SetMouseButtonDown(int(imgui.MouseButtonMiddle), isSdlButtonMiddleDown)
}
func (w *Window) handleWindowResize() {

2
go.mod
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@ -12,7 +12,7 @@ require (
)
require (
github.com/AllenDang/cimgui-go v0.0.0-20230720025235-f2ff398a66b2
github.com/AllenDang/cimgui-go v0.0.0-20240912193335-545751598105
github.com/mandykoh/prism v0.35.1
)

2
go.sum
View File

@ -1,5 +1,7 @@
github.com/AllenDang/cimgui-go v0.0.0-20230720025235-f2ff398a66b2 h1:3HA/5qD8Rimxz/y1sLyVaM7ws1dzjXzMt4hOBiwHggo=
github.com/AllenDang/cimgui-go v0.0.0-20230720025235-f2ff398a66b2/go.mod h1:iNfbIyOBN8k3XScMxULbrwYbPsXEAUD0Jb6UwrspQb8=
github.com/AllenDang/cimgui-go v0.0.0-20240912193335-545751598105 h1:bhXqv2EG5YCLdgkLSFCpqeVz4cCoNbi4RDFrHrwxQ1o=
github.com/AllenDang/cimgui-go v0.0.0-20240912193335-545751598105/go.mod h1:CYfBRenCaNtSvKVzChYh6gswUSo6c5IUcYeV6eCCRw0=
github.com/bloeys/assimp-go v0.4.4 h1:Yn5e/RpE0Oes0YMBy8O7KkwAO4R/RpgrZPJCt08dVIU=
github.com/bloeys/assimp-go v0.4.4/go.mod h1:my3yRxT7CfOztmvi+0svmwbaqw0KFrxaHxncoyaEIP0=
github.com/bloeys/gglm v0.50.0 h1:DlGLp9z8KMNx+hNR6PjnPmC0HjDRC19QwAKL1iwhOxs=

2
main.go
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@ -908,7 +908,7 @@ func (g *Game) showDebugWindow() {
imgui.Begin("Debug controls")
imgui.PushStyleColorVec4(imgui.ColText, imgui.NewColor(1, 1, 0, 1).Value)
imgui.PushStyleColorVec4(imgui.ColText, imgui.NewColor(1, 1, 0, 1).FieldValue)
imgui.LabelText("FPS", fmt.Sprint(timing.GetAvgFPS()))
imgui.PopStyleColor()

24
ui/imgui/imgui.go
View File

@ -1,6 +1,17 @@
package nmageimgui
import (
"unsafe"
// The following is included just so we can get
// the c imports and cgo configs defined here: https://github.com/AllenDang/cimgui-go/blob/main/sdlbackend/sdl_backend.go
//
// This is needed because AllenDang/cimgui-go links sdl2 statically, which requires us
// to explicitly define all the libs it needs, which isn't normally needed if we were dynamically linking.
//
// Without this, we get compilation errors as sdl2 can't find libs it relies on.
_ "github.com/AllenDang/cimgui-go/sdlbackend"
imgui "github.com/AllenDang/cimgui-go"
"github.com/bloeys/gglm/gglm"
"github.com/bloeys/nmage/materials"
@ -129,7 +140,7 @@ func (i *ImguiInfo) AddFontTTF(fontPath string, fontSize float32, fontConfig *im
fontConfigToUse := imgui.NewFontConfig()
if fontConfig != nil {
fontConfigToUse = *fontConfig
fontConfigToUse = fontConfig
}
glyphRangesToUse := imgui.NewGlyphRange()
@ -141,13 +152,13 @@ func (i *ImguiInfo) AddFontTTF(fontPath string, fontSize float32, fontConfig *im
a := imIO.Fonts()
f := a.AddFontFromFileTTFV(fontPath, fontSize, fontConfigToUse, glyphRangesToUse.Data())
pixels, width, height, _ := a.GetTextureDataAsAlpha8()
pixels, width, height, _ := a.TextureDataAsAlpha8()
gl.ActiveTexture(gl.TEXTURE0)
gl.BindTexture(gl.TEXTURE_2D, *i.TexID)
gl.TexImage2D(gl.TEXTURE_2D, 0, gl.RED, int32(width), int32(height), 0, gl.RED, gl.UNSIGNED_BYTE, pixels)
return f
return *f
}
const DefaultImguiShader = `
@ -212,7 +223,7 @@ func NewImGui(shaderPath string) ImguiInfo {
}
imguiInfo := ImguiInfo{
ImCtx: imgui.CreateContext(),
ImCtx: *imgui.CreateContext(),
Mat: imguiMat,
TexID: new(uint32),
}
@ -233,11 +244,12 @@ func NewImGui(shaderPath string) ImguiInfo {
gl.TexParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR)
gl.PixelStorei(gl.UNPACK_ROW_LENGTH, 0)
pixels, width, height, _ := io.Fonts().GetTextureDataAsAlpha8()
pixels, width, height, _ := io.Fonts().TextureDataAsAlpha8()
gl.TexImage2D(gl.TEXTURE_2D, 0, gl.RED, int32(width), int32(height), 0, gl.RED, gl.UNSIGNED_BYTE, pixels)
// Store our identifier
io.Fonts().SetTexID(imgui.TextureID(imguiInfo.TexID))
io.Fonts().SetTexID(imgui.TextureID{Data: uintptr(unsafe.Pointer(imguiInfo.TexID))})
//Shader attributes
imguiInfo.Mat.Bind()