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sketch out first bit of linux-backend of opengl-backend

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This commit is contained in:
Ryan Fleury
2025-05-09 21:51:48 -07:00
parent 5939c3f010
commit a1318e6117
8 changed files with 205 additions and 19 deletions
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src/scratch/ryan_scratch.c
+38 -8
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@@ -10,19 +10,21 @@
////////////////////////////////
//~ rjf: Includes
//- rjf: [lib]
#include "lib_rdi_format/rdi_format.h"
#include "lib_rdi_format/rdi_format.c"
#include "third_party/rad_lzb_simple/rad_lzb_simple.h"
#include "third_party/rad_lzb_simple/rad_lzb_simple.c"
//- rjf: [h]
#include "base/base_inc.h"
#include "os/os_inc.h"
#include "render/render_inc.h"
//- rjf: [c]
#include "base/base_inc.c"
#include "os/os_inc.c"
#include "render/render_inc.c"
////////////////////////////////
//~ rjf: Globals
global OS_Handle window_os = {0};
global R_Handle window_r = {0};
////////////////////////////////
//~ rjf: Entry Points
@@ -32,6 +34,8 @@ frame(void)
{
B32 quit = 0;
Temp scratch = scratch_begin(0, 0);
//- rjf: events test
OS_EventList events = os_get_events(scratch.arena, 0);
for(OS_Event *ev = events.first; ev != 0; ev = ev->next)
{
@@ -55,6 +59,31 @@ frame(void)
break;
}
}
//- rjf: drawing test
r_begin_frame();
r_window_begin_frame(window_os, window_r);
{
R_PassList passes = {0};
R_Pass *pass = r_pass_from_kind(scratch.arena, &passes, R_PassKind_UI);
R_PassParams_UI *pass_ui = pass->params_ui;
R_BatchGroup2DNode group = {0};
pass_ui->rects.first = pass_ui->rects.last = &group;
pass_ui->rects.count = 1;
group.batches = r_batch_list_make(sizeof(R_Rect2DInst));
group.params.xform = mat_3x3f32(1.f);
group.params.clip = os_client_rect_from_window(window_os);
R_Rect2DInst *inst = r_batch_list_push_inst(scratch.arena, &group.batches, 256);
MemoryZeroStruct(inst);
inst->dst = r2f32p(30, 30, 100 ,100);
inst->src = r2f32p(0, 0, 1, 1);
inst->colors[Corner_00] = inst->colors[Corner_01] = inst->colors[Corner_10] = inst->colors[Corner_11] = v4f32(1, 0, 0, 1);
inst->corner_radii[Corner_00] = inst->corner_radii[Corner_01] = inst->corner_radii[Corner_10] = inst->corner_radii[Corner_11] = 8.f;
r_window_submit(window_os, window_r, &passes);
}
r_window_end_frame(window_os, window_r);
r_end_frame();
scratch_end(scratch);
return quit;
}
@@ -62,7 +91,8 @@ frame(void)
internal void
entry_point(CmdLine *cmdline)
{
OS_Handle window = os_window_open(r2f32p(0, 0, 1280, 720), OS_WindowFlag_UseDefaultPosition, str8_lit("Window"));
os_window_first_paint(window);
window_os = os_window_open(r2f32p(0, 0, 1280, 720), OS_WindowFlag_UseDefaultPosition, str8_lit("Window"));
os_window_first_paint(window_os);
window_r = r_window_equip(window_os);
for(;!update(););
}