video_core: Implement maxwell3d draw texture method

This commit is contained in:
Feng Chen
2023-01-05 12:27:41 +08:00
parent b78328f19a
commit 1e8cee2ddf
7 changed files with 177 additions and 1 deletions

View File

@ -51,6 +51,10 @@ void DrawManager::ProcessMethodCall(u32 method, u32 argument) {
LOG_WARNING(HW_GPU, "(STUBBED) called");
break;
}
case MAXWELL3D_REG_INDEX(draw_texture.src_y0): {
DrawTexture();
break;
}
default:
break;
}
@ -179,6 +183,33 @@ void DrawManager::DrawIndexSmall(u32 argument) {
ProcessDraw(true, 1);
}
void DrawManager::DrawTexture() {
const auto& regs{maxwell3d->regs};
draw_texture_state.dst_x0 = static_cast<float>(regs.draw_texture.dst_x0) / 4096.f;
draw_texture_state.dst_y0 = static_cast<float>(regs.draw_texture.dst_y0) / 4096.f;
const auto dst_width = static_cast<float>(regs.draw_texture.dst_width) / 4096.f;
const auto dst_height = static_cast<float>(regs.draw_texture.dst_height) / 4096.f;
const bool lower_left{regs.window_origin.mode !=
Maxwell3D::Regs::WindowOrigin::Mode::UpperLeft};
if (lower_left) {
draw_texture_state.dst_y0 -= dst_height;
}
draw_texture_state.dst_x1 = draw_texture_state.dst_x0 + dst_width;
draw_texture_state.dst_y1 = draw_texture_state.dst_y0 + dst_height;
draw_texture_state.src_x0 = static_cast<float>(regs.draw_texture.src_x0) / 4096.f;
draw_texture_state.src_y0 = static_cast<float>(regs.draw_texture.src_y0) / 4096.f;
draw_texture_state.src_x1 =
(static_cast<float>(regs.draw_texture.dx_du) / 4294967295.f) * dst_width +
draw_texture_state.src_x0;
draw_texture_state.src_y1 =
(static_cast<float>(regs.draw_texture.dy_dv) / 4294967295.f) * dst_height +
draw_texture_state.src_y0;
draw_texture_state.src_sampler = regs.draw_texture.src_sampler;
draw_texture_state.src_texture = regs.draw_texture.src_texture;
maxwell3d->rasterizer->DrawTexture();
}
void DrawManager::UpdateTopology() {
const auto& regs{maxwell3d->regs};
switch (regs.primitive_topology_control) {