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Use float vertex positions for trim (#729)

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Fixes #726 and looks much smoother.
This commit is contained in:
doop
2026-05-08 21:31:46 -04:00
committed by GitHub
parent d2a1dda523
commit 71c892368d
1 changed files with 14 additions and 9 deletions
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src/m_Do/m_Do_graphic.cpp
+14 -9
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@@ -1194,8 +1194,13 @@ static void trimming(view_class* param_0, view_port_class* param_1) {
if ((y_orig_pos == 0) && (param_1->scissor.y_orig != param_1->y_orig ||
(param_1->scissor.height != param_1->height)))
{
#if TARGET_PC
f32 sc_top = param_1->scissor.y_orig;
f32 sc_bottom = param_1->scissor.y_orig + param_1->scissor.height;
#else
s32 sc_top = (int)param_1->scissor.y_orig;
s32 sc_bottom = param_1->scissor.y_orig + param_1->scissor.height;
#endif
GXSetNumChans(1);
GXSetChanCtrl(GX_ALPHA0, GX_FALSE, GX_SRC_REG, GX_SRC_REG, 0, GX_DF_NONE, GX_AF_NONE);
GXSetNumTexGens(0);
@@ -1224,20 +1229,20 @@ static void trimming(view_class* param_0, view_port_class* param_1) {
GXLoadPosMtxImm(cMtx_getIdentity(), 0);
GXClearVtxDesc();
GXSetVtxDesc(GX_VA_POS, GX_DIRECT);
GXSetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_CLR_RGBA, GX_RGBA4, 0);
GXSetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_CLR_RGBA, DUSK_IF_ELSE(GX_F32, GX_RGBA4), 0);
GXSetProjection(ortho, GX_ORTHOGRAPHIC);
GXSetCurrentMtx(0);
GXBegin(GX_QUADS, GX_VTXFMT0, 8);
#if TARGET_PC
GXPosition3s16(0, 0, -5);
GXPosition3s16(param_1->width, 0, -5);
GXPosition3s16(param_1->width, sc_top, -5);
GXPosition3s16(0, sc_top, -5);
GXPosition3s16(0, sc_bottom, -5);
GXPosition3s16(param_1->width, sc_bottom, -5);
GXPosition3s16(param_1->width, param_1->height, -5);
GXPosition3s16(0, param_1->height, -5);
GXPosition3f32(0, 0, -5);
GXPosition3f32(param_1->width, 0, -5);
GXPosition3f32(param_1->width, sc_top, -5);
GXPosition3f32(0, sc_top, -5);
GXPosition3f32(0, sc_bottom, -5);
GXPosition3f32(param_1->width, sc_bottom, -5);
GXPosition3f32(param_1->width, param_1->height, -5);
GXPosition3f32(0, param_1->height, -5);
#else
GXPosition3s16(0, 0, -5);
GXPosition3s16(FB_WIDTH, 0, -5);