gg: new create_image() (part 1)
Alexander Medvednikov
parent
d56d622a43
commit
fb4550e582
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@ -19,7 +19,7 @@ const (
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win_width = block_size * field_width
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win_height = block_size * field_height
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timer_period = 250 // ms
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text_size = 12
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text_size = 24
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limit_thickness = 3
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)
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106
vlib/gg/gg.v
106
vlib/gg/gg.v
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@ -8,13 +8,18 @@ import sokol
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import sokol.sapp
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import sokol.sgl
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import sokol.gfx
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//import time
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import stbi
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pub type FNCb fn(x voidptr)
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pub type FNEvent fn(e voidptr, x voidptr)
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pub type FNFail fn(msg string, x voidptr)
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pub type FNKeyDown fn(c sapp.KeyCode, m sapp.Modifier, x voidptr)
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pub type FNChar fn(c u32, x voidptr)
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// import time
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pub type FNCb = fn (x voidptr)
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pub type FNEvent = fn (e, x voidptr)
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pub type FNFail = fn (msg string, x voidptr)
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pub type FNKeyDown = fn (c sapp.KeyCode, m sapp.Modifier, x voidptr)
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pub type FNChar = fn (c u32, x voidptr)
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pub struct Config {
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pub:
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@ -58,7 +63,11 @@ pub mut:
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font_inited bool
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}
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pub struct Size { pub: width int height int }
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pub struct Size {
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pub:
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width int
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height int
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}
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fn gg_init_sokol_window(user_data voidptr) {
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mut g := &Context(user_data)
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@ -87,7 +96,12 @@ fn gg_init_sokol_window(user_data voidptr) {
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// if g.config.init_text {
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if g.config.font_path != '' {
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// t := time.ticks()
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g.ft = new_ft({ font_path: g.config.font_path, scale: sapp.dpi_scale() }) or {panic(err)}
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g.ft = new_ft({
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font_path: g.config.font_path
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scale: sapp.dpi_scale()
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}) or {
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panic(err)
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}
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// println('FT took ${time.ticks()-t} ms')
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g.font_inited = true
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}
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@ -108,7 +122,8 @@ fn gg_frame_fn(user_data voidptr) {
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// where it thinks that &sapp.Event(x) is a function call,
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// instead of a cast, if v has not yet seen &sapp.Event used
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// as a parameter type.
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fn todo_remove_this(e &sapp.Event){}
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fn todo_remove_this(e &sapp.Event) {
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}
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fn gg_event_fn(ce &C.sapp_event, user_data voidptr) {
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e := &sapp.Event(ce)
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@ -151,7 +166,6 @@ fn gg_fail_fn(msg charptr, user_data voidptr){
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}
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//
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pub fn new_context(cfg Config) &Context {
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mut g := &Context{
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width: cfg.width
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@ -162,7 +176,6 @@ f32(cfg.bg_color.b) / 255.0, 1.0)
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render_text: cfg.font_path != ''
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ft: 0
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}
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// C.printf('new_context() %p\n', cfg.user_data)
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window := C.sapp_desc{
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user_data: g
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@ -178,8 +191,9 @@ f32(cfg.bg_color.b) / 255.0, 1.0)
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high_dpi: true
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fullscreen: cfg.fullscreen
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}
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if cfg.use_ortho {}
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else {}
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if cfg.use_ortho {
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} else {
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}
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g.window = window
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return g
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}
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@ -207,8 +221,7 @@ pub fn (ctx &Context) draw_empty_rect(x, y, w, h f32, c gx.Color) {
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sgl.v2f(x + w, y + h)
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sgl.v2f(x, y + h)
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sgl.v2f(x, y)
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}
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else {
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} else {
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sgl.v2f(x * ctx.scale, y * ctx.scale)
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sgl.v2f((x + w) * ctx.scale, y * ctx.scale)
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sgl.v2f((x + w) * ctx.scale, (y + h) * ctx.scale)
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@ -232,6 +245,49 @@ pub fn create_image(file string) u32 {
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return 0 // texture
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}
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pub struct Image {
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pub mut:
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width int
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height int
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nr_channels int
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ok bool
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data voidptr
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ext string
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sokol_img C.sg_image
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}
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pub fn create_image2(file string) Image {
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if !os.exists(file) {
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println('gg create image no such file "$file"')
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return Image{} // none
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}
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stb_img := stbi.load(file)
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mut img := Image{
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width: stb_img.width
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height: stb_img.height
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nr_channels: stb_img.nr_channels
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ok: stb_img.ok
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data: stb_img.data
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ext: stb_img.ext
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}
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mut img_desc := C.sg_image_desc{
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width: img.width
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height: img.height
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num_mipmaps: 0
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wrap_u: .clamp_to_edge
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wrap_v: .clamp_to_edge
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label: &byte(0)
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d3d11_texture: 0
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}
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img_desc.content.subimage[0][0] = C.sg_subimage_content{
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ptr: img.data
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size: img.nr_channels * img.width * img.height
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}
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the_sokol_image := C.sg_make_image(&img_desc)
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img.sokol_img = the_sokol_image
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return img
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}
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pub fn create_image_from_memory(buf byteptr) u32 {
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// texture := gl.gen_texture()
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// img := stbi.load_from_memory(buf)
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@ -265,9 +321,25 @@ pub fn (ctx &Context) draw_line(x, y, x2, y2 f32, c gx.Color) {
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sgl.v2f(x * ctx.scale, y * ctx.scale)
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sgl.v2f(x2 * ctx.scale, y2 * ctx.scale)
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sgl.end()
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}
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pub fn (ctx &Context) draw_image(x, y, width, height f32, image u32) {
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pub fn (ctx &Context) draw_image(x, y, width, height f32, img u32) {
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}
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pub fn (ctx &Context) draw_image2(x, y, width, height f32, img Image) {
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sgl_enable_texture()
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sgl_texture(img.sokol_img)
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/*
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sgl.c4b(c.r, c.g, c.b, 128)
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sgl.begin_quads()
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sgl.v2f(x * ctx.scale, y * ctx.scale)
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sgl.v2f((x + w) * ctx.scale, y * ctx.scale)
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sgl.v2f((x + w) * ctx.scale, (y + h) * ctx.scale)
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sgl.v2f(x * ctx.scale, (y + h) * ctx.scale)
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sgl.end()
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*/
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}
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pub fn (ctx &Context) draw_rounded_rect(x, y, width, height, radius f32, color gx.Color) {
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