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Virtual cursor: Implement in-game too

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UnknownShadow200 2024-08-01 19:51:21 +10:00
parent eb0f36ce58
commit 967d52ea6a
1 changed files with 51 additions and 8 deletions
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59
src/VirtualCursor.h
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@ -3,24 +3,66 @@
#include "Drawer2D.h"
#include "Input.h"
#include "LBackend.h"
#include "Graphics.h"
#include "Game.h"
static cc_bool vc_hooked;
static struct Texture vc_texture;
static GfxResourceID vc_vb;
#define CURSOR_SIZE 1
#define CURSOR_EXTENT 5
static void VirtualCursor_Display2D(struct Context2D* ctx) {
int x, y;
LBackend_MarkAllDirty();
x = Pointers[0].x;
y = Pointers[0].y;
static void VirtualCursor_Draw(struct Context2D* ctx, int x, int y) {
Context2D_Clear(ctx, BITMAPCOLOR_WHITE,
x - CURSOR_EXTENT, y - CURSOR_SIZE, CURSOR_EXTENT * 2, CURSOR_SIZE * 3);
Context2D_Clear(ctx, BITMAPCOLOR_WHITE,
x - CURSOR_SIZE, y - CURSOR_EXTENT, CURSOR_SIZE * 3, CURSOR_EXTENT * 2);
}
static void VirtualCursor_Display2D(struct Context2D* ctx) {
LBackend_MarkAllDirty();
VirtualCursor_Draw(ctx, Pointers[0].x, Pointers[0].y);
}
static void VirtualCursor_MakeTexture(void) {
struct Context2D ctx;
Context2D_Alloc(&ctx, CURSOR_EXTENT * 2, CURSOR_EXTENT * 2);
{
VirtualCursor_Draw(&ctx, CURSOR_EXTENT, CURSOR_EXTENT);
Context2D_MakeTexture(&vc_texture, &ctx);
}
Context2D_Free(&ctx);
}
/* TODO hook into context lost etc */
static void VirtualCursor_Display3D(float delta) {
if (!DisplayInfo.CursorVisible) return;
if (!vc_vb) {
vc_vb = Gfx_CreateDynamicVb(VERTEX_FORMAT_TEXTURED, 4);
if (!vc_vb) return;
}
if (!vc_texture.ID) {
VirtualCursor_MakeTexture();
if (!vc_texture.ID) return;
}
vc_texture.x = Pointers[0].x - CURSOR_EXTENT;
vc_texture.y = Pointers[0].y - CURSOR_EXTENT;
int X = vc_texture.x, Y = vc_texture.y;
Gfx_SetVertexFormat(VERTEX_FORMAT_TEXTURED);
Gfx_BindTexture(vc_texture.ID);
struct VertexTextured* data = (struct VertexTextured*)Gfx_LockDynamicVb(vc_vb, VERTEX_FORMAT_TEXTURED, 4);
struct VertexTextured** ptr = &data;
Gfx_Make2DQuad(&vc_texture, PACKEDCOL_WHITE, ptr);
Gfx_UnlockDynamicVb(vc_vb);
Gfx_DrawVb_IndexedTris(4);
}
static void VirtualCursor_SetPosition(int x, int y) {
x = max(0, min(x, Window_Main.Width - 1));
y = max(0, min(y, Window_Main.Height - 1));
@ -28,7 +70,8 @@ static void VirtualCursor_SetPosition(int x, int y) {
if (x == Pointers[0].x && y == Pointers[0].y) return;
Pointer_SetPosition(0, x, y);
LBackend_Hooks[3] = VirtualCursor_Display2D;
LBackend_Hooks[3] = VirtualCursor_Display2D;
Game.Draw2DHooks[3] = VirtualCursor_Display3D;
/* TODO better dirty region tracking */
if (launcherMode) LBackend_Redraw();