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-rw-r--r--src/video_core/engines/fermi_2d.cpp90
1 files changed, 29 insertions, 61 deletions
diff --git a/src/video_core/engines/fermi_2d.cpp b/src/video_core/engines/fermi_2d.cpp
index 9409c4075..a01d334ad 100644
--- a/src/video_core/engines/fermi_2d.cpp
+++ b/src/video_core/engines/fermi_2d.cpp
@@ -10,7 +10,11 @@
namespace Tegra::Engines {
-Fermi2D::Fermi2D() = default;
+Fermi2D::Fermi2D() {
+ // Nvidia's OpenGL driver seems to assume these values
+ regs.src.depth = 1;
+ regs.dst.depth = 1;
+}
Fermi2D::~Fermi2D() = default;
@@ -21,79 +25,43 @@ void Fermi2D::BindRasterizer(VideoCore::RasterizerInterface& rasterizer_) {
void Fermi2D::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
ASSERT_MSG(method < Regs::NUM_REGS,
"Invalid Fermi2D register, increase the size of the Regs structure");
-
regs.reg_array[method] = method_argument;
- switch (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;
- }
+ if (method == FERMI2D_REG_INDEX(pixels_from_memory.src_y0) + 1) {
+ Blit();
}
}
void Fermi2D::CallMultiMethod(u32 method, const u32* base_start, u32 amount, u32 methods_pending) {
- for (std::size_t i = 0; i < amount; i++) {
- CallMethod(method, base_start[i], methods_pending - static_cast<u32>(i) <= 1);
+ for (u32 i = 0; i < amount; ++i) {
+ CallMethod(method, base_start[i], methods_pending - i <= 1);
}
}
-static std::pair<u32, u32> DelimitLine(u32 src_1, u32 src_2, u32 dst_1, u32 dst_2, u32 src_line) {
- const u32 line_a = src_2 - src_1;
- const u32 line_b = dst_2 - dst_1;
- const u32 excess = std::max<s32>(0, line_a - src_line + src_1);
- return {line_b - (excess * line_b) / line_a, excess};
-}
-
-void Fermi2D::HandleSurfaceCopy() {
- LOG_DEBUG(HW_GPU, "Requested a surface copy with operation {}",
- static_cast<u32>(regs.operation));
+void Fermi2D::Blit() {
+ LOG_DEBUG(HW_GPU, "called. source address=0x{:x}, destination address=0x{:x}",
+ regs.src.Address(), regs.dst.Address());
- // TODO(Subv): Only raw copies are implemented.
- ASSERT(regs.operation == Operation::SrcCopy);
+ UNIMPLEMENTED_IF_MSG(regs.operation != Operation::SrcCopy, "Operation is not copy");
+ UNIMPLEMENTED_IF_MSG(regs.src.layer != 0, "Source layer is not zero");
+ UNIMPLEMENTED_IF_MSG(regs.dst.layer != 0, "Destination layer is not zero");
+ UNIMPLEMENTED_IF_MSG(regs.src.depth != 1, "Source depth is not one");
+ UNIMPLEMENTED_IF_MSG(regs.clip_enable != 0, "Clipped blit enabled");
- 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)};
- u32 src_blit_x2, src_blit_y2;
- if (regs.blit_control.origin == Origin::Corner) {
- src_blit_x2 =
- static_cast<u32>((regs.blit_src_x + (regs.blit_du_dx * regs.blit_dst_width)) >> 32);
- src_blit_y2 =
- static_cast<u32>((regs.blit_src_y + (regs.blit_dv_dy * regs.blit_dst_height)) >> 32);
- } else {
- src_blit_x2 = static_cast<u32>((regs.blit_src_x >> 32) + regs.blit_dst_width);
- src_blit_y2 = static_cast<u32>((regs.blit_src_y >> 32) + regs.blit_dst_height);
- }
- u32 dst_blit_x2 = regs.blit_dst_x + regs.blit_dst_width;
- u32 dst_blit_y2 = regs.blit_dst_y + regs.blit_dst_height;
- const auto [new_dst_w, src_excess_x] =
- DelimitLine(src_blit_x1, src_blit_x2, regs.blit_dst_x, dst_blit_x2, regs.src.width);
- const auto [new_dst_h, src_excess_y] =
- DelimitLine(src_blit_y1, src_blit_y2, regs.blit_dst_y, dst_blit_y2, regs.src.height);
- dst_blit_x2 = new_dst_w + regs.blit_dst_x;
- src_blit_x2 = src_blit_x2 - src_excess_x;
- dst_blit_y2 = new_dst_h + regs.blit_dst_y;
- src_blit_y2 = src_blit_y2 - src_excess_y;
- const auto [new_src_w, dst_excess_x] =
- DelimitLine(regs.blit_dst_x, dst_blit_x2, src_blit_x1, src_blit_x2, regs.dst.width);
- const auto [new_src_h, dst_excess_y] =
- DelimitLine(regs.blit_dst_y, dst_blit_y2, src_blit_y1, src_blit_y2, regs.dst.height);
- src_blit_x2 = new_src_w + src_blit_x1;
- dst_blit_x2 = dst_blit_x2 - dst_excess_x;
- src_blit_y2 = new_src_h + src_blit_y1;
- dst_blit_y2 = dst_blit_y2 - dst_excess_y;
- 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, dst_blit_x2,
- dst_blit_y2};
- const Config copy_config{
+ const auto& args = regs.pixels_from_memory;
+ const Config config{
.operation = regs.operation,
- .filter = regs.blit_control.filter,
- .src_rect = src_rect,
- .dst_rect = dst_rect,
+ .filter = args.sample_mode.filter,
+ .dst_x0 = args.dst_x0,
+ .dst_y0 = args.dst_y0,
+ .dst_x1 = args.dst_x0 + args.dst_width,
+ .dst_y1 = args.dst_y0 + args.dst_height,
+ .src_x0 = static_cast<s32>(args.src_x0 >> 32),
+ .src_y0 = static_cast<s32>(args.src_y0 >> 32),
+ .src_x1 = static_cast<s32>((args.du_dx * args.dst_width + args.src_x0) >> 32),
+ .src_y1 = static_cast<s32>((args.dv_dy * args.dst_height + args.src_y0) >> 32),
};
- if (!rasterizer->AccelerateSurfaceCopy(regs.src, regs.dst, copy_config)) {
+ if (!rasterizer->AccelerateSurfaceCopy(regs.src, regs.dst, config)) {
UNIMPLEMENTED();
}
}