func (me *RenderViewport) update() {
me.shouldScissor = !(me.relative && me.relX == 0 && me.relY == 0 && me.relW == 1 && me.relH == 1)
if me.relative {
me.absW, me.absH = int(me.relW*float64(me.canvWidth)), int(me.relH*float64(me.canvHeight))
me.absX, me.absY = int(me.relX*float64(me.canvWidth)), int(me.relY*float64(me.canvHeight))
}
me.glVpX, me.glVpY, me.glVpW, me.glVpH = gl.Int(me.absX), gl.Int(me.absY), gl.Sizei(me.absW), gl.Sizei(me.absH)
me.aspect = float64(me.absW) / float64(me.absH)
}
func (me *FxProc) setProcIndex(index int) {
if index != me.procIndex {
me.procIndex = index
me.unifNames = map[[2]string]string{}
if me.IsTex() {
me.Tex.glUnitI = gl.Int(index)
me.Tex.glUnitU = gl.Uint(index)
me.Tex.glUnitE = gl.Enum(gl.TEXTURE0 + index)
}
}
}
func setSupportInfos() {
// Extensions
var num gl.Int
gl.GetIntegerv(gl.NUM_EXTENSIONS, &num)
Support.Extensions = make([]string, num)
if num > 0 {
for i := gl.Int(0); i < num; i++ {
Support.Extensions[i] = Util.Stri(gl.EXTENSIONS, gl.Uint(i))
}
}
// Sampling limits, textures
// Support.Textures.StreamUpdatesViaPixelBuffer = true
if Util.Extension("texture_filter_anisotropic") {
gl.GetFloatv(gl.MAX_TEXTURE_MAX_ANISOTROPY_EXT, &Support.Textures.MaxFilterAnisotropy)
}
gl.GetFloatv(gl.MAX_TEXTURE_LOD_BIAS, &Support.Textures.MaxMipLoadBias)
Support.Textures.ImageUnits.MaxCombined = Util.Val(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS)
Support.Textures.ImageUnits.MaxFragment = Util.Val(gl.MAX_TEXTURE_IMAGE_UNITS)
Support.Textures.ImageUnits.MaxGeometry = Util.Val(gl.MAX_GEOMETRY_TEXTURE_IMAGE_UNITS)
Support.Textures.ImageUnits.MaxVertex = Util.Val(gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS)
// GL version-specifics
if Support.GlVersion.Is42 {
Support.Buffers.AtomicCounter, Support.Textures.Immutable = true, true
}
if Support.GlVersion.Is43 {
Support.Textures.ImageUnits.MaxCompute = Util.Val(gl.MAX_COMPUTE_TEXTURE_IMAGE_UNITS)
Support.Buffers.DispatchIndirect, Support.Buffers.ShaderStorage = true, true
}
// GLSL version-specifics
if Support.Glsl.Version.Is400 {
Support.Glsl.Shaders.TessellationStages = true
}
if Support.Glsl.Version.Is430 {
Support.Glsl.Shaders.ComputeStage = true
}
Cache.onGlInit()
}
func (me *RenderTechniqueScene) renderBatched(scene *Scene) {
var (
mesh *Mesh
node *SceneNode
effect *FxEffect
)
b := &me.thrRend.batch
for i := 0; i < b.n; i++ {
if node, mesh, effect = scene.allNodes.get(b.all[i].node), Core.Libs.Meshes.get(b.all[i].mesh), Core.Libs.Effects.get(b.all[i].fx); effect != nil && mesh != nil && node != nil && thrRend.curCam.thrRend.nodeRender[node.ID] {
thrRend.nextEffect = effect
Core.useTechFx()
mesh.meshBuffer.use()
if node.Render.skyMode {
Core.Render.states.DisableFaceCulling()
gl.DepthFunc(gl.LEQUAL)
thrRend.curProg.Uniform1i("uni_int_Sky", 1)
}
thrRend.curProg.UniformMat4("uni_mat4_VertexMatrix", &thrRend.curCam.thrRend.nodeProjMats[node.ID])
// thrRend.curProg.UniformMatrix4fv("uni_mat4_VertexMatrix", 1, gl.FALSE, &thrRend.curCam.thrRend.nodeProjMats[me.ID][0])
if b.all[i].face == -1 {
gl.DrawElementsBaseVertex(gl.TRIANGLES, mesh.raw.lastNumIndices, gl.UNSIGNED_INT, gl.Util.PtrOffset(nil, uintptr(mesh.meshBufOffsetIndices)), gl.Int(mesh.meshBufOffsetBaseIndex))
} else {
gl.DrawElementsBaseVertex(gl.TRIANGLES, 3, gl.UNSIGNED_INT, gl.Util.PtrOffset(nil, uintptr(mesh.meshBufOffsetIndices+(b.all[i].face*3*Core.Mesh.Buffers.MemSizePerIndex()))), gl.Int(mesh.meshBufOffsetBaseIndex))
}
if node.Render.skyMode {
thrRend.curProg.Uniform1i("uni_int_Sky", 0)
gl.DepthFunc(gl.LESS)
}
}
}
if thrRend.curCam.thrRend.nodeRender[0] {
scene.allNodes[0].render()
}
}
func (me *SceneNode) render() {
mesh, mat := me.meshMat()
if mat.HasFaceEffects() {
for i, l := int32(0), int32(len(mesh.raw.faces)); i < l; i++ {
thrRend.nextEffect = mat.faceEffect(&mesh.raw.faces[i])
Core.useTechFx()
mesh.meshBuffer.use()
thrRend.curProg.UniformMat4("uni_mat4_VertexMatrix", &thrRend.curCam.thrRend.nodeProjMats[me.ID])
// thrRend.curProg.UniformMatrix4fv("uni_mat4_VertexMatrix", 1, gl.FALSE, &thrRend.curCam.thrRend.nodeProjMats[me.ID][0])
gl.DrawElementsBaseVertex(gl.TRIANGLES, 3, gl.UNSIGNED_INT, gl.Util.PtrOffset(nil, uintptr(mesh.meshBufOffsetIndices+(i*3*Core.Mesh.Buffers.MemSizePerIndex()))), gl.Int(mesh.meshBufOffsetBaseIndex))
}
} else {
thrRend.nextEffect = Core.Libs.Effects.get(mat.DefaultEffectID)
Core.useTechFx()
mesh.meshBuffer.use()
if me.Render.skyMode {
Core.Render.states.DisableFaceCulling()
gl.DepthFunc(gl.LEQUAL)
thrRend.curProg.Uniform1i("uni_int_Sky", 1)
}
thrRend.curProg.UniformMat4("uni_mat4_VertexMatrix", &thrRend.curCam.thrRend.nodeProjMats[me.ID])
// thrRend.curProg.UniformMatrix4fv("uni_mat4_VertexMatrix", 1, gl.FALSE, &thrRend.curCam.thrRend.nodeProjMats[me.ID][0])
gl.DrawElementsBaseVertex(gl.TRIANGLES, mesh.raw.lastNumIndices, gl.UNSIGNED_INT, gl.Util.PtrOffset(nil, uintptr(mesh.meshBufOffsetIndices)), gl.Int(mesh.meshBufOffsetBaseIndex))
if me.Render.skyMode {
thrRend.curProg.Uniform1i("uni_int_Sky", 0)
gl.DepthFunc(gl.LESS)
}
}
}
func (me *TextureBase) texImage(glTarget gl.Enum, width, height gl.Sizei, ptr gl.Ptr) (err error) {
err = Try.TexImage2D(glTarget, 0, gl.Int(me.SizedInternalFormat), width, height, 0, me.PixelData.Format, me.PixelData.Type, ptr)
return
}