mirror of https://github.com/AxioDL/metaforce.git
79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
#include "stream/shader.hpp"
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#include "../gpu.hpp"
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#include "common.hpp"
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#include "gx.hpp"
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namespace aurora::gfx {
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static logvisor::Module Log("aurora::gfx::stream");
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struct SStreamState {
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GX::Primitive primitive;
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metaforce::EStreamFlags flags;
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uint32_t vertexCount = 0;
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ByteBuffer vertexBuffer;
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explicit SStreamState(GX::Primitive primitive) noexcept : primitive(primitive) {}
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};
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static std::optional<SStreamState> sStreamState;
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void stream_begin(GX::Primitive primitive) noexcept {
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OPTICK_EVENT();
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if (sStreamState) {
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Log.report(logvisor::Fatal, FMT_STRING("Stream began twice!"));
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unreachable();
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}
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sStreamState.emplace(primitive);
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}
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void stream_vertex(metaforce::EStreamFlags flags, const zeus::CVector3f& pos, const zeus::CVector3f& nrm,
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const zeus::CColor& color, const zeus::CVector2f& uv) noexcept {
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OPTICK_EVENT();
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if (!sStreamState) {
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Log.report(logvisor::Fatal, FMT_STRING("Stream not started!"));
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unreachable();
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}
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if (sStreamState->flags) {
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if (sStreamState->flags != flags) {
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Log.report(logvisor::Fatal, FMT_STRING("Stream changed flags?"));
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unreachable();
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}
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} else {
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sStreamState->flags = flags;
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}
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sStreamState->vertexBuffer.append(&pos, 12);
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if (flags & metaforce::EStreamFlagBits::fHasNormal) {
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sStreamState->vertexBuffer.append(&nrm, 12);
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}
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if (flags & metaforce::EStreamFlagBits::fHasColor) {
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sStreamState->vertexBuffer.append(&color, 16);
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}
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if (flags & metaforce::EStreamFlagBits::fHasTexture) {
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sStreamState->vertexBuffer.append(&uv, 8);
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}
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sStreamState->vertexCount++;
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}
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void stream_end() noexcept {
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OPTICK_EVENT();
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const auto vertRange = push_verts(sStreamState->vertexBuffer.data(), sStreamState->vertexBuffer.size());
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stream::PipelineConfig config;
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memset(&config, 0, sizeof(stream::PipelineConfig));
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config.shaderConfig.denormalizedVertexAttributes = true;
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config.shaderConfig.denormalizedHasNrm = sStreamState->flags.IsSet(metaforce::EStreamFlagBits::fHasNormal);
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const auto info = populate_pipeline_config(config, sStreamState->primitive, {});
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const auto pipeline = pipeline_ref(config);
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push_draw_command(stream::DrawData{
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.pipeline = pipeline,
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.vertRange = vertRange,
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.uniformRange = build_uniform(info),
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.vertexCount = sStreamState->vertexCount,
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.bindGroups = info.bindGroups,
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});
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sStreamState.reset();
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}
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} // namespace aurora::gfx
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