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2D rendering (kinda, hud brokey)

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Signed-off-by: Slendi <slendi@socopon.com>
This commit is contained in:
Slendi
2025-09-30 16:36:41 +03:00
parent ed429d6a30
commit 2ed9a495bf
4 changed files with 112 additions and 45 deletions
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115
src/LunarWM_wayland.c
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@@ -1,10 +1,12 @@
#include "LunarWM_wayland.h"
#include "LunarWM_render.h"
#include "common.h"
#include "raylib.h"
#include "vec.h"
#include <wlr/render/pass.h>
#include <wlr/render/color.h>
#include <wlr/render/pass.h>
#include <assert.h>
#include <math.h>
@@ -18,6 +20,8 @@
#include <xkbcommon/xkbcommon-keysyms.h>
#include <xkbcommon/xkbcommon.h>
#include <rlgl.h>
static void handle_new_output(struct wl_listener *listener, void *data);
static void handle_output_frame(struct wl_listener *listener, void *data);
static void handle_output_destroy(struct wl_listener *listener, void *data);
@@ -1488,7 +1492,8 @@ static void setup_xwayland(LunarWM *this)
wl_signal_add(&this->wayland.xwayland->events.new_surface,
&this->wayland.xwayland_new_surface);
}
static void destroy_output(LunarWM_Output *output) {
static void destroy_output(LunarWM_Output *output)
{
if (!output) {
return;
}
@@ -1503,7 +1508,8 @@ static void destroy_output(LunarWM_Output *output) {
free(output);
}
static void handle_output_destroy(struct wl_listener *listener, void *data) {
static void handle_output_destroy(struct wl_listener *listener, void *data)
{
(void)data;
LunarWM_Output *output = wl_container_of(listener, output, destroy);
LunarWM *wm = output->wm;
@@ -1520,7 +1526,8 @@ static void handle_output_destroy(struct wl_listener *listener, void *data) {
destroy_output(output);
}
static void handle_output_frame(struct wl_listener *listener, void *data) {
static void handle_output_frame(struct wl_listener *listener, void *data)
{
(void)data;
LunarWM_Output *output = wl_container_of(listener, output, frame);
LunarWM *wm = output->wm;
@@ -1534,6 +1541,9 @@ static void handle_output_frame(struct wl_listener *listener, void *data) {
struct wlr_output_state state;
wlr_output_state_init(&state);
int width, height;
wlr_output_effective_resolution(wlr_output, &width, &height);
struct wlr_render_pass *pass
= wlr_output_begin_render_pass(wlr_output, &state, NULL);
if (pass == NULL) {
@@ -1544,21 +1554,16 @@ static void handle_output_frame(struct wl_listener *listener, void *data) {
return;
}
struct wlr_box box = {
.x = 0,
.y = 0,
.width = wlr_output->width,
.height = wlr_output->height,
};
wlr_render_pass_add_rect(pass, &(struct wlr_render_rect_options){
.box = box,
.color = {
.r = 1.0f,
.g = 0.0f,
.b = 0.0f,
.a = 1.0f,
},
});
GLint drawFboId = 0, readFboId = 0;
glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &drawFboId);
glGetIntegerv(GL_READ_FRAMEBUFFER_BINDING, &readFboId);
rlMatrixMode(RL_MODELVIEW);
rlLoadIdentity();
// if (!IsTextureValid(wm->renderer.main_rt.texture)) {
// wm->renderer.main_rt = LoadRenderTexture(width, height);
// }
if (!wlr_render_pass_submit(pass)) {
wlr_output_state_finish(&state);
@@ -1576,17 +1581,82 @@ static void handle_output_frame(struct wl_listener *listener, void *data) {
return;
}
wm->renderer.tmp_rt.id = drawFboId;
wm->renderer.tmp_rt.texture = (Texture) {
.id = drawFboId,
.width = width,
.height = height,
.mipmaps = 1,
.format = PIXELFORMAT_UNCOMPRESSED_R8G8B8A8,
};
if (!IsRenderTextureValid(wm->renderer.tmp_rt)) {
wm->renderer.tmp_rt.depth.id = rlLoadTextureDepth(width, height, true);
wm->renderer.tmp_rt.depth.width = width;
wm->renderer.tmp_rt.depth.height = height;
wm->renderer.tmp_rt.depth.format = 19; // DEPTH_COMPONENT_24BIT?
wm->renderer.tmp_rt.depth.mipmaps = 1;
}
rlFramebufferAttach(wm->renderer.tmp_rt.id, wm->renderer.tmp_rt.depth.id,
RL_ATTACHMENT_DEPTH, RL_ATTACHMENT_RENDERBUFFER, 0);
if (!IsTextureValid(wm->renderer.main_rt.texture)) {
wm->renderer.main_rt = LoadRenderTexture(width, height);
}
int const hud_size = wm->cman->cfg.displays.hud.size;
if (!IsTextureValid(wm->renderer.hud_rt.texture)) {
wm->renderer.hud_rt = LoadRenderTexture(hud_size, hud_size);
}
BeginTextureMode(wm->renderer.hud_rt);
{
LunarWM_render_hud(wm, GetFrameTime(), 1);
}
EndTextureMode();
BeginTextureMode(wm->renderer.main_rt);
{
BeginMode3D(wm->renderer.camera);
{
ClearBackground(BLACK);
LunarWM_render_3d(wm, GetFrameTime());
}
EndMode3D();
rlDrawRenderBatchActive();
}
EndTextureMode();
BeginTextureMode(wm->renderer.tmp_rt);
{
DrawTexturePro(wm->renderer.main_rt.texture,
(Rectangle) {
0,
0,
wm->renderer.main_rt.texture.width,
wm->renderer.main_rt.texture.height,
},
(Rectangle) {
0,
0,
wm->renderer.main_rt.texture.width,
-wm->renderer.main_rt.texture.height,
},
(Vector2) { 0, 0 }, 0, WHITE);
}
EndTextureMode();
wlr_output_state_finish(&state);
}
static void handle_new_output(struct wl_listener *listener, void *data) {
static void handle_new_output(struct wl_listener *listener, void *data)
{
struct wlr_output *wlr_output = data;
LunarWM *wm = wl_container_of(listener, wm, wayland.new_output_listener);
wlr_log(WLR_INFO, "Got new output.");
if (!wlr_output_init_render(
wlr_output, wm->wayland.allocator, wm->wayland.renderer)) {
wlr_log(WLR_ERROR, "Failed to init render for output %s",
wlr_output->name);
wlr_log(
WLR_ERROR, "Failed to init render for output %s", wlr_output->name);
return;
}
@@ -1626,7 +1696,6 @@ static void handle_new_output(struct wl_listener *listener, void *data) {
wlr_output_schedule_frame(wlr_output);
}
bool LunarWM_wayland_init(LunarWM *this)
{
wlr_log_init(WLR_DEBUG, nullptr);