jracek/secretpsxsplash
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Final before release

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jracek
2025-04-07 22:18:28 +02:00
parent bc0795ed29
commit febb6f3f80
10 changed files with 104 additions and 43 deletions
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18
src/renderer.cpp
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@@ -1,5 +1,6 @@
#include "renderer.hh"
#include <EASTL/array.h>
#include <EASTL/vector.h>
#include <cstdint>
@@ -14,9 +15,7 @@
#include <psyqo/trigonometry.hh>
#include <psyqo/vector.hh>
#include "EASTL/array.h"
#include "gtemath.hh"
#include "splashpack.hh"
using namespace psyqo::fixed_point_literals;
using namespace psyqo::trig_literals;
@@ -46,7 +45,6 @@ void psxsplash::Renderer::Init(psyqo::GPU &gpuInstance) {
void psxsplash::Renderer::SetCamera(psxsplash::Camera &camera) { m_currentCamera = &camera; }
void psxsplash::Renderer::Render(eastl::vector<GameObject *> &objects) {
psyqo::Kernel::assert(m_currentCamera != nullptr, "PSXSPLASH: Tried to render without an active camera");
@@ -189,6 +187,10 @@ void psxsplash::Renderer::RenderNavmeshPreview(psxsplash::Navmesh navmesh, bool
zIndex = eastl::max(eastl::max(sz0, sz1), sz2);
if (zIndex < 0 || zIndex >= ORDERING_TABLE_SIZE) continue;
read<Register::SXY0>(&projected[0].packed);
read<Register::SXY1>(&projected[1].packed);
read<Register::SXY2>(&projected[2].packed);
auto &prim = balloc.allocateFragment<psyqo::Prim::Triangle>();
prim.primitive.pointA = projected[0];
@@ -244,6 +246,11 @@ void psxsplash::Renderer::recursiveSubdivideAndRender(Tri &tri, eastl::array<psy
if (maxIterations == 0 || ((width < 512 && height < 256 && !leavingScreenSpace))) {
auto &balloc = m_ballocs[m_gpu.getParity()];
// The 20 is some headroom just in case
if (balloc.remaining() < sizeof(psyqo::Prim::GouraudTexturedTriangle) + 20) {
return;
}
auto &prim = balloc.allocateFragment<psyqo::Prim::GouraudTexturedTriangle>();
prim.primitive.pointA = projected[0];
@@ -252,7 +259,7 @@ void psxsplash::Renderer::recursiveSubdivideAndRender(Tri &tri, eastl::array<psy
prim.primitive.uvA = tri.uvA;
prim.primitive.uvB = tri.uvB;
prim.primitive.uvC = tri.uvC; // uvC remains UVCoordsPadded.
prim.primitive.uvC = tri.uvC;
prim.primitive.tpage = tri.tpage;
psyqo::PrimPieces::ClutIndex clut(tri.clutX, tri.clutY);
prim.primitive.clutIndex = clut;
@@ -265,7 +272,8 @@ void psxsplash::Renderer::recursiveSubdivideAndRender(Tri &tri, eastl::array<psy
return;
}
// Subdivide the triangle
// FIXME: This is slow. The optimal way to do this would be to export the triangles from unity such that
// the edge between v0 and v1 is always the longest edge. This way we can always split the triangle optimally.
auto distanceSq = [](const psyqo::Vertex &a, const psyqo::Vertex &b) -> uint32_t {
int dx = a.x - b.x;
int dy = a.y - b.y;