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// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/math_util.h"
#include "video_core/engines/fermi_2d.h"
#include "video_core/memory_manager.h"
#include "video_core/rasterizer_interface.h"
namespace Tegra::Engines {
Fermi2D::Fermi2D(VideoCore::RasterizerInterface& rasterizer, MemoryManager& memory_manager)
: memory_manager(memory_manager), rasterizer{rasterizer} {}
void Fermi2D::CallMethod(const GPU::MethodCall& method_call) {
ASSERT_MSG(method_call.method < Regs::NUM_REGS,
"Invalid Fermi2D register, increase the size of the Regs structure");
regs.reg_array[method_call.method] = method_call.argument;
switch (method_call.method) {
// Trigger the surface copy on the last register write. This is blit_src_y, but this is 64-bit,
// so trigger on the second 32-bit write.
case FERMI2D_REG_INDEX(blit_src_y) + 1: {
HandleSurfaceCopy();
break;
}
}
}
void Fermi2D::HandleSurfaceCopy() {
LOG_WARNING(HW_GPU, "Requested a surface copy with operation {}",
static_cast<u32>(regs.operation));
// TODO(Subv): Only raw copies are implemented.
ASSERT(regs.operation == Regs::Operation::SrcCopy);
const u32 src_blit_x1{static_cast<u32>(regs.blit_src_x >> 32)};
const u32 src_blit_y1{static_cast<u32>(regs.blit_src_y >> 32)};
const u32 src_blit_x2{
static_cast<u32>((regs.blit_src_x + (regs.blit_dst_width * regs.blit_du_dx)) >> 32)};
const u32 src_blit_y2{
static_cast<u32>((regs.blit_src_y + (regs.blit_dst_height * regs.blit_dv_dy)) >> 32)};
const Common::Rectangle<u32> src_rect{src_blit_x1, src_blit_y1, src_blit_x2, src_blit_y2};
const Common::Rectangle<u32> dst_rect{regs.blit_dst_x, regs.blit_dst_y,
regs.blit_dst_x + regs.blit_dst_width,
regs.blit_dst_y + regs.blit_dst_height};
if (!rasterizer.AccelerateSurfaceCopy(regs.src, regs.dst, src_rect, dst_rect)) {
UNIMPLEMENTED();
}
}
} // namespace Tegra::Engines
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