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Decompile 3 functions in Source/Render/Primitives/LightmappedPrimitive.cpp, Source/Render/Primitives/LightmappedPrimitive.h

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Batch #1571 by eAthena: 0 byte-identical, 3 confirmed by peer review.

- fn_02247 ModelRenderCommand::ModelRenderCommand: logic confirmed by peer review
- fn_02258 LightmappedPrimitive::DrawLightmapped: logic confirmed by peer review
- fn_02259 LightmappedPrimitive::DrawAuxiliary: logic confirmed by peer review

Reviewed-by: ragnarok-clanker
This commit is contained in:
ragnarok-clanker 2026-10-28 19:10:47 +00:00
commit 51202904b1
2 changed files with 39 additions and 0 deletions
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20
Source/Render/Primitives/LightmappedPrimitive.cpp
View file

@ -1,5 +1,6 @@
#include "Render/Primitives/DepthAlpha.h"
#include "Render/Primitives/LightmappedPrimitive.h"
#include "Render/Renderer.h"
#include <cstdlib>
#include <cstring>
@ -13,6 +14,13 @@ LightmappedCommand::LightmappedCommand()
: vertices(nullptr), vertexCount(0), indices(nullptr), indexCount(0), texture(nullptr), lightmap(nullptr), primitiveType(D3DPT_TRIANGLESTRIP) {
}
// OFFSET: 0x00569090
// FUNCTION: fn_02247
ModelRenderCommand::ModelRenderCommand()
: vertices(nullptr), vertexCount(0), texture(nullptr), indices(nullptr), indexCount(0), unknown_0014(1), unknown_0018(0), unknown_001C(0), unknown_0020(0),
primitiveType(D3DPT_TRIANGLELIST) {
}
struct LightmappedBuffer {
void* vertices;
int count;
@ -54,6 +62,18 @@ LightmappedPrimitive::LightmappedPrimitive(const LightmappedPrimitive& other) :
std::memcpy(this->quad, other.quad, sizeof(this->quad));
}
// OFFSET: 0x00569480
// FUNCTION: fn_02258
void LightmappedPrimitive::DrawLightmapped(int unused) {
g_renderer->DrawLightmappedPrimitive(this);
}
// OFFSET: 0x00569490
// FUNCTION: fn_02259
void LightmappedPrimitive::DrawAuxiliary(int unused) {
g_renderer->DrawAuxiliaryPrimitive(this);
}
// INLINED
LightmappedPrimitivePool::LightmappedPrimitivePool() {
this->m_commands.resize(8192, LightmappedPrimitive());

19
Source/Render/Primitives/LightmappedPrimitive.h
View file

@ -32,9 +32,27 @@ struct LightmappedCommand {
/* 0018 */ std::uint32_t primitiveType;
};
struct ModelRenderCommand {
ModelRenderCommand();
/* 0000 */ void* vertices;
/* 0004 */ std::int32_t vertexCount;
/* 0008 */ CTexture* texture;
/* 000C */ std::uint16_t* indices;
/* 0010 */ std::uint32_t indexCount;
/* 0014 */ std::uint16_t unknown_0014;
/* 0016 */ std::uint16_t unknown_0016;
/* 0018 */ std::uint32_t unknown_0018;
/* 001C */ std::uint32_t unknown_001C;
/* 0020 */ std::uint32_t unknown_0020;
/* 0024 */ std::uint32_t primitiveType;
};
struct LightmappedPrimitive {
LightmappedPrimitive();
LightmappedPrimitive(const LightmappedPrimitive& other);
void DrawAuxiliary(int unused);
void DrawLightmapped(int unused);
/* 0000 */ LightmappedVertex* vertices;
/* 0004 */ std::int32_t vertexCount;
@ -68,6 +86,7 @@ static_assert(sizeof(LightmappedVertex) == 40);
#if defined(_WIN32) && !defined(_WIN64)
static_assert(sizeof(LightmappedPrimitive) == 188);
static_assert(sizeof(LightmappedCommand) == 28);
static_assert(sizeof(ModelRenderCommand) == 40);
static_assert(sizeof(LightmappedPrimitivePool) == 0x20);
static_assert(sizeof(LightmappedQueues) == 0x18);
static_assert(offsetof(LightmappedVertex, lightU) == 0x0020);